Popular terms

Phase Shift topics
Phase Shift
Modulation
Demodulation
Phase Offset
Objective Function
Carrier Frequency
Coordinates
Crystallin
Radio Communication
Base Station
Communications
Frequency Band
Euclidean Distance
Microscopy
Quantitative

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

Phase Shift patents



      

This page is updated frequently with new Phase Shift-related patent applications.




Date/App# patent app List of recent Phase Shift-related patents
02/04/16
20160037258 
 Phase independent surround speaker patent thumbnailnew patent Phase independent surround speaker
A speaker is disclosed that can be positioned as either a right or left front surround or a right or left rear surround in any surround sound system. The speaker includes a housing including a first driver, a second driver, a third driver, and a fourth driver.
Klipsch Group, Inc.


02/04/16
20160036532 
 Optical modulator, optical transmitter, optical transmission/reception system, and control  optical modulator patent thumbnailnew patent Optical modulator, optical transmitter, optical transmission/reception system, and control optical modulator
To correct and uniform phase shift at each phase modulation area in an optical modulator in operation. An optical modulation unit outputs a four-level modulated optical signal.
Nec Corporation


02/04/16
20160036486 
 Phase rotator for compensating transceiver impairments patent thumbnailnew patent Phase rotator for compensating transceiver impairments
A phase rotator corrects the iq imbalance in a wireless transceiver. The phase rotator is a part of a compensation system that detects and separates reception impairment images from transmission impairment images.
Texas Instruments Incorporated


02/04/16
20160036359 
 Inverter apparatus patent thumbnailnew patent Inverter apparatus
An inverter apparatus includes an inverter circuit, a capacitor, and a control unit. In the first control mode, the control unit shifts a phase of at least one of pwm signals of three phases such that a time period during which polarities of output voltages of three phases are the same is shorter in the first control mode than the time period in the second control mode; and controls the inverter circuit so as to supply a direct current to the three-phase ac motor as a d-axis current by outputting the pwm signals of three phases, each having a phase after the phase shift processing.
Kabushiki Kaisha Toyota Jidoshokki


02/04/16
20160036125 
 Self-steering antenna arrays patent thumbnailnew patent Self-steering antenna arrays
Methods and apparatus, including computer program products are provided for self-steering antennas. In one aspect, there is a method.
The Regents Of The University Of California


02/04/16
20160035329 
 Efficient combined harmonic transposition patent thumbnailnew patent Efficient combined harmonic transposition
The present document relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (hfr), and to digital effect processors, e.g. So-called exciters, where generation of harmonic distortion adds brightness to the processed signal.
Dolby International Ab


02/04/16
20160033858 
 Halftone phase shift photomask blank and making method patent thumbnailnew patent Halftone phase shift photomask blank and making method
A halftone phase shift photomask blank comprising a transparent substrate and a halftone phase shift film consisting of silicon, nitrogen and optional oxygen, and providing a phase shift of 150°-200° relative to light of wavelength up to 200 nm. The phase shift film includes at least one layer meeting the formula: 2×o/si+3×n/si≧3.5 wherein si is a silicon content (at %), n is a nitrogen content (at %), and o is an oxygen content (at %).
Shin-etsu Chemical Co., Ltd.


02/04/16
20160033857 
 Mask for photolithography,  manufacturing the same and  manufacturing substrate using the same patent thumbnailnew patent Mask for photolithography, manufacturing the same and manufacturing substrate using the same
A mask for photolithography includes: a transparent substrate; a phase shift pattern on the transparent substrate and configured to change a phase of light; a dielectric layer on the transparent substrate; and a negative refractive-index meta material layer on the dielectric layer.. .
Industry-academic Cooperation Foundation, Yonsei University


02/04/16
20160033625 
 Phase calibration circuit and  multi-channel radar receiver patent thumbnailnew patent Phase calibration circuit and multi-channel radar receiver
This invention describes circuits and methods which can allow multiple radar receiver chips to be adjusted to have very low phase offset between them. Multiple receiver chips are used in frequency-modulated carrier-wave (fmcw) radar systems for beamforming to enable angle-of-arrival measurements.
Asahi Kasei Microdevices Corporation


02/04/16
20160033605 
 Method and  acquiring magnetic resonance data patent thumbnailnew patent Method and acquiring magnetic resonance data
In a method and apparatus for acquiring magnetic resonance (mr) data from a subject, excitation pulses and at least two refocusing pulses are applied to the subject in an mr scanner, and the mr scanner is operated to activate gradients in a readout direction that cause at least two gradient echoes to be formed between the at least two successive refocusing pulses, with a temporal distance between the at least two gradient echoes that produces a predetermined phase shift between a signal acquired from a first nuclei in the subject and a signal acquired from a second nuclei in the subject at times of the respective gradient echoes, and that include readout gradients associated respectively with a first and a last gradient echo, among said at least two gradient echoes, the readout gradients being asymmetrical.. .
Siemens Aktiengesellschaft


02/04/16
20160033309 
new patent

Double quadrature with adaptive phase shift for improved phase reference performance


A method for correcting a timing error in a test and measurement instrument. The method includes receiving a clock signal at each of four samplers.
Tektronix, Inc.


02/04/16
20160032714 
new patent

Telemetry system and operating the same


Methods and related apparatus pertaining to downhole and surface telemetry, such as a method in which a telemetry system is provided with a communication path formed with an electrically conductive transport medium coupled across a plurality of downhole nodes. Such method includes operating on the communication path with a multi-drop system that provides telemetry to the downhole nodes in a wellbore, including employing modulation in a master-slave arrangement using binary differential phase shift keying or differential quadrature phase shift keying..
Schlumberger Technology Corporation


01/28/16
20160028570 

Mpsk demodulation apparatus and method


An m-ary phase shift keying (mpsk) demodulation apparatus and method are disclosed herein. The mpsk demodulation apparatus includes an amplifier, a carrier frequency recoverer, a plurality of correlators, and a symbol detector.
Electronics And Telecommunications Research Institute


01/28/16
20160028537 

Phase detector and retimer for clock and data recovery circuits


A phase detector and retimer circuit that includes a retimer circuit, a phase shift circuit coupled to the retimer circuit, and an error signal generation circuit coupled to the retimer circuit and the phase shift circuit. The retimer circuit is configured to receive a data signal and generate a first retimed data signal based on a first phase of a clock signal and a second retimed data signal based on a second phase of the clock signal.
Texas Instruments Incorporated


01/28/16
20160028420 

Apparatus and methods for reconfigurable directional couplers in an rf transceiver with selectable phase shifters


Provided herein are apparatus and methods for reconfigurable directional couplers in an rf transceiver. Reconfigurable directional couplers can be reconfigured and designed to provide high directivity using configurable capacitors to effect a mutual coupling and using lumped components or delay lines to effect a phase shift.
Skyworks Solutions, Inc.


01/28/16
20160028147 

Apparatus and methods for reconfigurable directional couplers in an rf transceiver with controllable capacitive coupling


Provided herein are apparatus and methods for reconfigurable directional couplers in an rf transceiver. Reconfigurable directional couplers can be reconfigured and designed to provide high directivity using configurable capacitors to effect a mutual coupling and using lumped components or delay lines to effect a phase shift.
Skyworks Solutions, Inc.


01/28/16
20160023866 

Container yard and feeding method


One three-phase transformer (71a) out of two paired three-phase transformers among three-phase transformers provided for respective feeder lines outputs, as operating power, first three-phase ac power of the same voltage phase as that of power-supply power. The other three-phase transformer (71b) out of the two paired three-phase transformers outputs, as the operating power, second three-phase ac power of a voltage phase shifted by π/6 from that of the power-supply power.
Mitsui Engineering & Shipbuilding Co., Ltd.


01/28/16
20160023531 

Method of operating an active suspension


In a method of operating an active suspension of a motor vehicle, power is added to at least one active control element of the active suspension, arranged between a wheel and a body, for damping a movement of the motor vehicle in a vertical direction when negotiating a terrain to thereby influence at least one control variable of the suspension, which control variable is oriented in the vertical direction. A first signal of a velocity of the body in the vertical direction and a second signal of the at least one control variable are determined.
Audi Ag


01/28/16
20160023007 

Rotating field inductive data telemetry and power transfer in an implantable medical device system


An improved implantable medical device system having dual coils in one of the devices in the system is disclosed. The dual coils are used preferably in an external device such as an external controller or an external charger.
Boston Scientific Neuromodulation Corporation


01/21/16
20160020514 

Methods and devices for reducing passive intermodulation in rf antennas


Systems and related methods for reducing passive intermodulation (pim) include a combination of an antenna control unit (acu) and a remote electrical tilt (ret) system. The acu may be used to generate rotational motion of an output drive shaft in response to an input tilt control signal.
Alcatel-lucent Shanghai Bell Co., Ltd.


01/21/16
20160020502 

Wideband and low-loss quadrature phase quad-feeding network for high-performance gnss antenna


A system and method for a wide-band low loss quadrature phase antenna feed system is provided. A 180° phase shifter is configured to generate a 0° and 180° phase output.
Novatel Inc.


01/21/16
20160020431 

Organic electroluminescence element and lighting device using same


Wherein, λm represents the weighted average emission wavelength, Ø(λm) represents the phase shift, nm(λm) represents the average refractive index of a medium filling a space between the light reflective electrode and the first light emitting layer, and dm represents the distance from the light reflective electrode to the first light emitting layer. M is equal to 1.1 is an integer equal to or more than 0..

01/21/16
20160018727 

Mask for photolithography, fabricating the same and manufacturing semiconductor device using the mask


A mask for photolithography and methods of manufacturing a mask and a semiconductor device are provided. The method of manufacturing a mask may comprise providing a substrate, forming a phase shift material layer on the substrate, forming a light blocking layer on the phase shift material layer, and forming a main pattern and a sub pattern on the substrate by patterning the phase shift material layer and the light blocking layer.
Samsung Electronics Co., Ltd.


01/14/16
20160014770 

Multiplexing large payloads of control information from user equipments


An apparatus and method for transmitting uplink control information (uci) over a physical uplink control channel (pucch) in a communication system. A method includes acquiring, by a user equipment (ue), from an evolved node b (enb), information for a pucch format associated with multiple cells; generating, by the ue, uci to be transmitted, wherein the uci being arranged in an order of an index of the multiple cells if the pucch format is used; modulating, by the ue, the uci by using quadrature phase shift keying (qpsk); performing, by the ue, a fourier transform (ft) operation on the modulated uci; performing, by the ue, an inverse fourier transform (ift) operation on the fourier transformed uci; and transmitting, by the ue, the inverse fourier transformed uci using the pucch format based on the information for the pucch format..
Samsung Electronics Co., Ltd.


01/14/16
20160013960 

Radio transmission method and adapted radio transmitter


A radio transmission method which includes a steps of simulation of a phase modulation of a radio carrier by the successive transmission of a carrier of a main frequency f and of a carrier of an offset frequency f+Δf, the offset frequency having a frequency difference suitable for simulating a given phase shift of the main frequency at the end of a given time t. The invention further relates to a radio transmission device for implementing the method which includes a radio integrated circuit for generating programmable frequency modulation, means for programming, in this radio integrated circuit, the main frequency f and the offset frequency f+Δf and means for driving this radio integrated circuit in order to generate the frequencies as a function of the signal to be transmitted..
Telecom Design


01/14/16
20160013868 

Silicon photonic hybrid polarization demultiplexer


An optical demultiplexer that includes at least one a hybrid phase shifter configured to receive a light signal over a fiber element, the light signal including polarized optical signals. Each phase shifter includes a thermo-optic phase shifter configured to phase shift the light signal, an electro-optic phase shifter configured to phase shift the light signal, and a coupler configured to maintain polarization of the polarized signal components.
Cisco Technology, Inc.


01/14/16
20160013761 

Power amplifier


A power amplifier includes a power splitter that splits a first signal into a second signal and a third signal delayed from the second signal by about 90°, a first amplifier that outputs a fourth signal by amplifying the second signal when a power level of the first signal equals/exceeds a first level, a second amplifier that outputs a fifth signal by amplifying the third signal when the power level of the first signal equals/exceeds a second level higher than the first level, a first phase shifter that receives the fourth signal and outputs a sixth signal delayed from the fourth signal by about 45°, a second phase shifter that receives the fifth signal and outputs a seventh signal advanced from the fifth signal by about 45°, and a combining unit that outputs an amplified signal of the first signal by combining the sixth and seventh signals.. .
Murata Manufacturing Co., Ltd.


01/14/16
20160013724 

Multiphase dc/dc converters and control circuits for controlling converters using fixed and/or variable frequencies


A multiphase dc/dc power converter includes an input, an output, at least a first converter and a second converter coupled in parallel between the input and the output, an inductor coupled to the first and second converters, an output capacitor coupled between the first and second converters and the output, and a control circuit coupled to the first converter and the second converter. The first and second converters each include a power switch.
Astec International Limited


01/14/16
20160013532 

Phase shifter and antenna device having same


A phase shifter includes dielectric members including facing portions facing a signal line formed on a surface of a substrate and being made of a dielectric material, a supporting member configured to support the dielectric members and receive a moving force for moving the dielectric members in a direction which is parallel to the substrate and crosses the signal line, and a moving mechanism configured to apply the moving force to the supporting member. At least either the dielectric members or the supporting member is provided with a protrusion configured to keep a distance between the facing portions of the dielectric members and the signal line..
Hitachi Metals, Ltd.


01/14/16
20160013531 

Metamaterial-based phase shifting element and phased array


A metamaterial-based phase shifting element utilizes a variable capacitor (varicap) to control the effective capacitance of a metamaterial structure in order to control the phase of a radio frequency output signal generated by the metamaterial structure. The metamaterial structure is configured to resonate at the same radio wave frequency as an incident input signal (radiation), whereby the metamaterial structure emits the output signal by way of controlled scattering the input signal.
Palo Alto Research Center Incorporated


01/14/16
20160013295 

Mask, manufacturing method thereof and manufacturing a thin film transistor


The present invention discloses a mask, a manufacturing method thereof and a manufacturing method of a thin film transistor. The mask includes: a first substrate and phase shift patterns formed above the first substrate, wherein an opening area is formed between the adjacent phase shift patterns and a halftone pattern is formed at positions corresponding to the phase shift patterns and the opening area.
Beijing Boe Optoelectronics Technology Co., Ltd.


01/14/16
20160011307 

Metamaterial-based object-detection system


An object-detection system for, e.g., a vehicle collision avoidance system, utilizes a metamaterial-based phase shifting element array to generate a scan beam by varying the effective capacitance of each metamaterial structure forming the array in order to control the phases of their radio frequency output signals such that the combined electromagnetic wave generated by the output signals is reinforced in the desired direction and suppressed in undesired directions to produce the scan beam. The metamaterial structures are configured to resonate at the same radio wave frequency as an incident input signal (radiation), whereby each metamaterial structure emits an associated output signal by way of controlled scattering the input signal.
Palo Alto Research Center Incorporated


01/14/16
20160007879 

Multifrequency signal processing classifiers for determining a tissue condition


Volumetric electromagnetic phase shift spectroscopy (veps)-based methods of analyzing a tissue are provided. Aspects of the methods comprise obtaining a veps-based tissue classifier, or “signature” for a tissue at a single point in time.
The Regents Of The University Of California


01/07/16
20160006388 

Motor drive device


A motor drive device is provided which is able to reduce loss between a drive power source and a controller. The motor drive device includes a plurality of motors, a single drive power source which drives these motors, and a controller which controls energizing times during which motor coils of the plurality of motors are energized, by a pwm drive method.
Ntn Corporation


01/07/16
20160006092 

Nonreciprocal transmission line apparatus whose propagation constants in forward and backward directions are different from each other


When a phase constant in a first mode of propagation in the forward direction is βp, and a phase constant in a second mode of propagation in the backward direction is βm, respective first and second electrical lengths of stub conductors are set so that a function of nonreciprocal phase shift amount βnr=(βp−βm)/2 with respect to an operating angular frequency comes close to a function βnrz with respect to an operating angular frequency, when beam squint of such a phenomenon that a radiation direction of electromagnetic waves radiated from a nonreciprocal transmission line apparatus changes in accordance with frequency does not occur in the vicinity of an intersection of a dispersion curve representing a relation between the phase constant βp and the operating angular frequency and a dispersion curve representing a relation between the phase constant βm and the operating angular frequency.. .
Japan Science And Technology Agency


01/07/16
20160004221 

Methods and coherent holographic data channels


Methods and devices for coherent holographic data channel techniques are presented. Coherent techniques for data detection generally include homodyne and heterodyne detection.
Akonia Holographics, Llc


01/07/16
20160003682 

Dynamic phase acquiring device


A dynamic phase acquisition device includes a light collecting opening, a semi-reflecting and semi-transmitting mirror, a phase shifter, a polarizer, a plane reflector, a photosensing element and a phase processor. In the dynamic phase acquisition device, light passes through the light collecting opening to the semi-reflecting and semi-transmitting mirror, and then is divided into two channels.
Shenzhen Orbbec Co., Ltd.


01/07/16
20160002533 

Liquid-crystalline media, components for high-frequency technology, and mesogenic compounds


In which the parameters have the respective meanings given in the claims or in the text, and to the corresponding, novel mesogenic compounds and to the preparation thereof. The present invention likewise relates to the use of these liquid-crystal media, in particular in components for high-frequency technology, and to components of this type which contain media according to the invention, and to the production and use of these components.

01/07/16
20160002011 

Crane apparatus, container yard, and feeding method


A three-phase full-wave rectifier (21) performs full-wave rectification of three-phase ac power (11a) supplied from ground power supply equipment, and supplies obtained dc power (12a) to a common bus (b). A Δ-y connection type three-phase transformer (2) outputs three-phase ac power (11b) of a voltage phase shifted by π/6 from the three-phase ac power (11a).
Mitsui Engineering & Shipbuilding Co., Ltd.


12/31/15
20150381191 

Variable delay component ring oscillator with phase shifting select switch


A circuit includes a ring oscillator component and a phase selecting component. The ring oscillator component outputs a clock signal having a clock frequency, fclk, and has a number n of delay components connected in series.
Texas Instruments Incorporated


12/31/15
20150381064 

Bidirectional dc/dc converter


A bidirectional dc/dc converter includes first and second control circuits, and first and second bridge circuits respectively connected to first and second direct current voltage supplies. In one embodiment variant, when power is supplied from the first direct current voltage supply to the second direct current voltage supply, the first control circuit carries out pfm control of the first bridge circuit at a frequency equal to or lower than the resonance frequency of an lc resonant circuit in accordance with a control amount based on the voltage and current of the second direct current voltage supply.
Fuji Electric Co., Ltd.


12/31/15
20150380817 

3x3 butler matrix and 5x6 butler matrix


The present invention relates to a 3×3 butler matrix, comprising a first directional coupler, a second directional coupler, a third directional coupler, a first fixed phase shifter, a second fixed phase shifter and a third fixed phase shifter; and also relates to a 5×6 butler matrix, comprising a first 3×3 butler matrix, a second 3×3 butler matrix, a fourth directional coupler, a fifth directional coupler, a power divider, a fourth fixed phase shifter and a fifth fixed phase shifter. The 3×3 butler matrix and the 5×6 butler matrix provided in the present invention have the features of small size, wide frequency band, low loss, high isolation and stable performance, fill the blank of specific technical schemes about the 3×3 butler matrix and the 5×6 butler matrix in the prior art, and have broad application prospects and great value..
Guangdong Braodradio Communication Technology Co., Ltd.


12/31/15
20150380816 

Antenna control method and antenna control system


An object of the present invention is to provide an antenna control system and a method capable of consistently maintaining an optimum orientation point between a donor antenna and an adjacent base station. The antenna control system for receiving a signal from a base station includes a donor antenna including an antenna module disposed by being fixed to an inner side of a window glass and configured with an array antenna; a phase shifter including a plurality of transmission lines; and a phase controller configured to control the phase shifter to change an orientation direction of the antenna module; and a repeater including a measuring module for measuring a reception signal received by the antenna module; an analyzing module for analyzing a signal quality parameter in each orientation direction of the antenna module based on a measurement result of the measuring module; and a generating module for generating an antenna control signal for controlling the orientation direction of the antenna module based on an analysis result of the analyzing module..
Softbank Corp.


12/31/15
20150380789 

Phase shift device


A phase shift device includes a planar transmission line that is formed by a signal electrode and a ground electrode which are separated by a dielectric substance, whereby the signal electrode of the planar transmission line is divided into several pieces and includes overlapping areas of adjacent pieces that are filled with a tunable liquid crystal material, thereby forming a dielectric tunable component (varactor) with a metal-insulator-metal type capacitor. The several pieces of the signal electrode are arranged at two or more different distance levels with respect to the ground electrode.
Technische UniversitÄt Darmstadt


12/31/15
20150380325 

Physical layout features of integrated circuit device to enhance optical failure analysis


An integrated circuit device includes an active silicon layer, and at least one passive metal layer placed in an input region and an output region of the device. The at least one passive metal layer has a surface area and thickness for at least one of the input region or the output region to provide a phase shift of an optical laser, the phase shift corresponding to an optimized visibility of the optical laser during an optic failure analysis of the device..
Qualcomm Incorporated


12/31/15
20150377673 

Coriolis flow meter and measuring mass flow rate


A coriolis flow meter is provided. The coriolis flow meter includes at least one conduit configured to channel a flow of fluid therethrough, at least two pickup sensors, each pickup sensor coupled to the at least one conduit at a different location, and a drive system configured to oscillate the at least one conduit in a first excitation mode and a second excitation mode.
General Electric Company


12/31/15
20150377321 

Torsional vibration damping arrangement for the drive train of a vehicle


A torsional vibration damping arrangement for the drivetrain of a vehicle has an input region driven in rotation around an axis of rotation a and an output region. A first torque transmission path and a second torque transmission path parallel thereto proceed from the input region.
Zf Friedrichshafen Ag


12/31/15
20150375232 

Blade element for refiner


A blade element (11) for a refiner (10) for refining fibrous material has a blade element body (12) and blade bars (13, 13a, 13b) and blade grooves (14, 14a, 14b) therebetween. Bottoms of the blade grooves (14, 14a, 14b) have, in the longitudinal direction (ld) of the blade grooves, a variable depth profile comprising alternating high points (14a′, 14b′) and low points (14a″, 14b″) so that there is a phase shift (x2) between the high points (14a′, 14b′) and the low points (14a″, 14b″) of the variable depth profiles of the bottoms of the adjacent blade grooves (14a, 14b).
Valmet Technologies, Inc.


12/24/15
20150372852 

Method for designing an amplitude and phase shift keying constellation


A method of digital modulation comprises generating a stream of modulation symbols in order to produce a modulated signal. The modulation symbols belong to a multi-ring digital signal constellation having all signal points placed on at least two concentric rings.
Newtec Cy


12/24/15
20150372755 

Optical transmitting and receiving apparatus and method thereof based on multicarrier differential phase shift keying


An optical transmitting apparatus based on multicarrier differential phase shift keying. The optical transmitting may include a multicarrier generator to output two or more optical signals, each of which has a different wavelength; two or more optical modulators to receive the two or more optical signals, respectively, which have been output from the multicarrier generator, wherein each of the two or more optical modulators modulates phases of the two or more received optical signals by electrical signals that are applied in pairs..
Electronics And Telecommunications Research Institute


12/24/15
20150372751 

Communication apparatus using radio waves between rotator and stator


The stator-specific communication device is connected to a plurality of stator-specific antennas, the rotator-specific communication device is connected to at least one rotator-specific antenna, the stator-specific antennas and the rotator-specific antenna are respectively placed on the stator and the rotator in such a manner as that their respective radiation surfaces face each other, the rotator-specific communication device includes a signal strength indicator which detects the signal strength of a signal, and the stator-specific communication device includes a phase shifter which increases or decreases the phase angle of the signal by a phase shift amount in such a manner as that the signal strength is equal to or more than a predetermined value, a phase shift controller which controls the phase shifter to make an increase or decrease by the phase shift amount, and a combiner/splitter which splits or combines the signal(s).. .

12/24/15
20150372665 

Quadrature lc tank digitally controlled ring oscillator


A quadrature lc tank based digitally controlled ring oscillator (dco). The oscillator structure incorporates a plurality of stages, each stage including a buffer and a series lc tank.
Technische Universiteit Delft


12/24/15
20150372608 

Methods and supplying three phase power


The present invention provides methods and apparatus for converting a single phase power supply source into a three phase power supply source. The single phase power supply source is utilized as a first output of the three phase power supply source, while the second and third outputs of the three phase power supply source are created utilizing part of the single phase power supply source combined with a phase shifting inverting circuit..
Set Electrical Engineering Pty Ltd.


12/24/15
20150372390 

Dual-polarization, circularly-polarized, surface-wave-waveguide, artificial-impedance-surface anntenna


A dual-polarization, circularly-polarized artificial-impedance-surface antenna has two adjacent tensor surface-wave waveguides (swgs), a waveguide feed coupled to each of the two swgs and a hybrid coupler having output ports, each output port of the hybrid coupler being connected to the waveguide feeds coupled to the two swgs, the hybrid coupler, in use, combining the signals from input ports of the 90° hybrid coupler with phase shifts at its output ports.. .
Hrl Laboratories Llc


12/24/15
20150372362 

Dielectric phase-shift module and phase-shift unit thereof, feeding network and antenna


A feeding network is realized by dielectric phase shifting module. The module includes a dielectric device into which interlayer space is defined, a first conductor and a second conductor disposed side by side into the interlayer space and a third conductor located outside of the interlayer space and connected, at different locations, to one end, located at a same side, of each of the first and second conductors.
Comba Telecom System (china) Ltd.


12/24/15
20150372361 

Phase shifter


A tunable phase shifter is provided which includes a dielectric substrate, a transmission line formed based on the dielectric substrate for carrying input and output signals and a dielectric disturber placed on top of the transmission line. The phase shifter further includes a phase shifting mechanism for adjusting at least one of a distance between the transmission line and the substrate and a distance between the transmission line and the dielectric disturber to effect phase shift..
C-com Satellite Systems Inc.


12/24/15
20150372360 

Filterless broadband front-end isolator


Representative implementations of devices and techniques provide isolation between transmit and receive portions of a broadband transceiver of a wireless communication system. Filterless isolation technique is performed via a directional phase shifting arrangement that includes an isolating hybrid device coupled to a non-reciprocal phase shifting combiner/splitter..
Intel Mobile Communications Gmbh


12/24/15
20150369919 

Method for ascertaining a distance of an object from a motor vehicle using a pmd sensor


A method to determine a distance of an object to a motor vehicle using a pmd sensor, includes the steps of measuring in a measurement cycle a phase shift of a measurement signal reflected on the object for at least one modulation frequency, wherein the modulation frequency is selected so that in a detection range beginning at the motor vehicle a distance is unambiguously determinable from the phase shift; performing a runtime measurement for an individual signal reflected on the object during a time interval beginning at a first time point at which the individual signal is emitted and ending at a second time point corresponding to a time required by the individual signal to travel twice the detection range; when the reflected individual signal is measured during the time interval, determining a distance from the phase shift; and when the reflected individual signal is not measured during the time interval, discarding the phase shift without determining a distance.. .
Audi Ag


12/24/15
20150369903 

Active iq and quadrature generator for high frequency applications


An active i/q generator circuit comprises an input node for receiving a reference oscillation signal. The circuit has an i-output and a q-output for respectively outputting an i-signal and a q-signal.
Freescale Semiconductor, Inc.


12/24/15
20150369589 

Positional shift amount measurement method, correction table generation apparatus, imaging apparatus, and projecting apparatus


A positional shift amount measurement method of measuring a positional shift amount of optical fibers in an optical fiber bundle formed by binding a plurality of optical fibers is provided. The positional shift amount measurement method includes: an image acquiring step of capturing an image of a test chart having a cyclic pattern in at least a first direction via the optical fiber bundle to acquire a captured image; a phase calculating step of calculating phases of respective pixels of the captured image from the cyclic pattern in the captured image; and a positional shift amount calculating step of calculating a pixel shift amount of the captured image resulting from a positional shift, in the first direction, of the optical fibers in units of sub pixels, based on a phase shift of pixels of the captured image arranged in a second direction vertical to the first direction..
Canon Kabushiki Kaisha


12/24/15
20150369333 

Torsional vibration damping arrangement for the drivetrain of a vehicle


A torsional vibration damping arrangement for a drivetrain of a vehicle has an input region driven in rotation around an axis of rotation a, an output region, a first torque transmission path and parallel thereto a second torque transmission path that each proceed from the input region, a coupling arrangement communicating with the output region for superposing the torques guided via the torque transmission paths, and a phase shifter arrangement for the first torque transmission path for generating a phase shift of rotational irregularities guided via the first torque transmission path relative to rotational irregularities guided via the second torque transmission path. An output element of the phase shifter arrangement forms a planet gear carrier of the coupling arrangement, at least one planet gear being rotatably supported thereon..
Zf Friedrichshafen Ag


12/17/15
20150365584 

Reliability measurements for phase based autofocus


Techniques related to autofocus for imaging devices and, in particular, to generating reliability values associated with phase autofocus shifts are discussed. Such techniques may include performing a curve fitting based on accumulated phase difference values and phase shifts for phase autofocus images and generating a reliability value for a focus phase shift based on the curve fitting..

12/17/15
20150365259 

Millimeter wave phase shifters using tunable transmission lines


Tunable phase shifters and methods for using the same include a signal line; one or more grounding lines; one or more crossing lines below the signal line in proximity to the signal line and substantially perpendicular to a longitudinal direction of the signal line, where the crossing lines conform to the shape of the signal line along at least three surfaces of the signal line and where the crossing lines have a tunable capacitance; and an inductance return line below the crossing lines substantially parallel to the longitudinal direction of the signal line, where the inductance return line provides a tunable inductance.. .
International Business Machines Corporation


12/17/15
20150365230 

Quantum cryptographic key distribution system including two peripheral devices and an optical source


A quantum cryptographic key distribution system, including: an optical source which generates a plurality of optical pulses; an optical beam splitter, which generates, starting from each optical pulse, a first and a second optical sub-pulse; a first and a second peripheral device; and an optical path having a first and a second end connected to the optical beam splitter, the optical path extending through the first and second peripheral devices and being traversed in opposite directions by the first and second optical sub-pulses. The peripheral device randomly phase shifts the second optical sub-pulse by a first phase, and the second peripheral device randomly phase shifts the first optical sub-pulse by a second phase.
Selex Es S.p.a.


12/17/15
20150365142 

Efficient large-scale multiple input multiple output communications


Methods and systems for beam forming include measuring channel state information for a set of different codebook entries. An angle of arrival (aoa) distribution is determined with a processor using compressive testing based on the measured channel state information.
Nec Laboratories America, Inc.


12/17/15
20150362583 

Scalable polarimetric phased array transceiver


A polarimetric transceiver front-end includes two receive paths configured to receive signals from an antenna, each receive path corresponding to a respective polarization. Each front-end includes a variable amplifier and a variable phase shifter; a first transmit path configured to send signals to the antenna, where the transmit path is connected to the variable phase shifter of one of the two receive paths and includes a variable amplifier; and a transmit/receive switch configured to select between the first transmit path and the two receive paths for signals, where the transmit/receive switch includes a quarter-wavelength transmission line that adds a high impedance to the transmit path when the transmit/receive switch is in a receiving state..
International Business Machines Corporation


12/10/15
20150358729 

System for controlling noise in a window assembly


A system for controlling noise in a fenestration assembly (e.g., a window) includes a fenestration assembly with at least one glazing and a frame. The at least one glazing has a surface.
Milgard Manufacturing Incorporated


12/10/15
20150357946 

Fully integrated medium voltage input low voltage output variable frequency drive system


A motor drive system includes a step down phase shifting isolation transformer structured to receive medium voltage ac power from an ac bus and convert the medium voltage ac power to tow voltage ac power, a converter structured to receive the low voltage ac power and convert the low voltage ac power to dc power and output the dc power to a dc bus, and a tow voltage inverter structured to receive the dc power from the dc bus and convert the dc power to a second low voltage ac power.. .
Eaton Corporation


12/10/15
20150355313 

Hybrid data adaptive and decision adaptive antenna array for automotive radar


A hybrid antenna apparatus for a motor vehicle includes steerable transmitter antennas and receiver antennas. The receiver antennas are arranged in sub-arrays for data adaptive and decision adaptive digital beamforming processing.
Toyota Motor Engineering & Manufacturing North America, Inc.


12/03/15
20150349763 

Method for performing phase shift control in an electronic device, and associated apparatus


A method for performing phase shift control in an electronic device and an associated apparatus are provided, where the method includes: obtaining a set of clock signals corresponding to a set of phases, wherein any two phases of the set of phases are different from each other; and controlling a phase shift of an output signal of an oscillator by selectively mixing the set of clock signals into the oscillator according to a set of digital weighting control signals, wherein the phase shift corresponds to the set of digital weighting control signals, and the set of digital weighting control signals carries a set of digital weightings for selectively mixing the set of clock signals. More particularly, the method may include: selectively mixing the set of clock signals into a specific stage of a plurality of stages of the oscillator according to the set of digital weighting control signals..
Mediatek Inc.


12/03/15
20150347892 

Method and circuit of an actively transmitting tag


An actively transmitting tag detects a shift of a phase of an antenna signal (as) with regard to a phase of a transmitted signal (ts) in time intervals with a length of one half-period of a subcarrier, in which time intervals it transmits high-frequency wave packets with their phase being inverted according to a communication protocol at the ends of said half-periods. Generation of said wave packets is controlled by said phase shift in a way that said phase shift retains its absolute value at transitions into subsequent half-periods.
Ams Ag


12/03/15
20150346182 

Portable quality assurance testing of asphalt binders


A system includes a voltage supply configured to supply a drive voltage. A flexible device connects with the voltage supply.
The Board Of Trustees Of The University Of Illinois


12/03/15
20150345946 

Drive circuitry and a vibration gyroscope


A drive circuitry for a vibration gyroscope is described. The drive circuitry comprises a digital phase shifter, a variable gain amplifier and a pulse signal generator arranged to generate a digital pulse signal having a frequency substantially equal to a drive frequency of the vibration gyroscope.
Freescale Semiconductor, Inc.


11/26/15
20150341661 

Scalable video encoding method and apparatus using image up-sampling in consideration of phase-shift and scalable video decoding method and apparatus


Provided is a method of determining an up-sampling filter to accurately interpolate a sample value for each sampling position according to an up-sampling ratio for scalable video encoding and decoding. An up-sampling method for scalable video encoding includes determining a phase shift between a pixel of a low resolution image and a pixel of a high resolution image based on a scaling factor between the high resolution image and the low resolution image; selecting at least one filter coefficient set corresponding to the determined phase shift from filter coefficient data comprising filter coefficient sets corresponding to phase shifts; generating the high resolution image by performing filtering on the low resolution image by using the selected at least one filter coefficient set; and generating an improvement layer bitstream comprising high resolution encoding information generated by performing encoding on the high resolution image and up-sampling filter information indicating the determined phase shift..
Samsung Electronics Co., Ltd.


11/26/15
20150341078 

Methods and frequency offset estimation and correction prior to preamble detection of direct sequence spread spectrum (dsss) signals


Methods and apparatus for frequency offset estimation and correction prior to preamble detection of dsss signals. An integrated circuit is disclosed including a receiver circuit having an input coupled to receive a dsss signal, the receiver circuit configured to sample the dsss signal and to output a sequence of digital samples; carrier frequency offset estimation logic configured to perform a carrier frequency offset estimation on the digital samples; carrier frequency correction logic configured to correct the carrier frequency of the sequence of digital samples using the carrier frequency offset estimation and to output a sequence of corrected digital samples; offset quadrature phase shift keying (o-qpsk) demodulation logic configured to perform demodulation on the corrected digital samples and further configured to output symbols corresponding to the corrected digital samples; and preamble identification configured to identify and detect a preamble sequence in the symbols.
Texas Instruments Incorporated


11/26/15
20150341048 

Bit interleaver for low-density parity check codeword having length of 16200 and code rate of 3/15 and quadrature phase shift keying, and bit interleaving method using same


A bit interleaver, a bit-interleaved coded modulation (bicm) device and a bit interleaving method are disclosed herein. The bit interleaver includes a first memory, a processor, and a second memory.
Electronics And Telecommunications Research Institute


11/26/15
20150341044 

Interleaved a/d converter


The problem is improved by inputting a common differential sampling clock signal to one set of two adcs which is sampled at a π-phase shift of each adc connected in parallel in a time interleaved adc, providing an individual buffer in a prior stage of an input sampling circuit, isolating a common analog input signal line from an adc input terminal, and digitally correcting characteristics degradation by insertion of the buffer.. .

11/26/15
20150341011 

Reconfigurable rat race coupler


A reconfigurable rat race coupler and methods of designing and reconfiguring the rat race coupler are disclosed. The reconfigurable rat race coupler, includes a plurality of transmission lines.
International Business Machines Corporation


11/26/15
20150341009 

Reconfigurable bandstop filter


A reconfigurable bandstop filter and methods of designing and reconfiguring the bandstop filter are disclosed. The reconfigurable bandstop filter includes a plurality of transmission lines each including a phase shifter.
International Business Machines Corporation


11/26/15
20150340878 

Power transmitting device and wireless power transmission system


A power transmitting device according to one embodiment includes a power transmitting antenna, an oscillator, control circuitry, and a communication circuit. The control circuitry sets an initial value of a phase shift amount, causes the oscillator to output preliminary ac power of a voltage corresponding to the initial value, reduces the phase shift amount from the initial value at predetermined time intervals, causes the oscillator to output preliminary ac power of each voltage corresponding to each of the reduced phase shift amounts, fixes the phase shift amount upon activation of control circuitry in the power receiving device upon receipt of a first response signal indicating the activation of the control circuitry in the power receiving device from the power receiving device through the communication circuit, and transmits the ac power while maintaining the voltage corresponding to the fixed phase shift amount..
Panasonic Intellectual Property Management Co., Ltd.


11/26/15
20150338764 

Image forming apparatus


In an image forming apparatus including multiple light emitting elements, upon receiving an instruction from a user to execute correction (first correction) of a phase shift due to a shift in the relative positions of an optical scanning apparatus and the photosensitive member, a cpu executes correction (second correction) of a phase shift due to temperature change in the image forming apparatus. Thereafter, the cpu performs image formation control such that a phase adjustment image is formed on a recording medium, and determines a phase adjustment value based on an adjustment value input by the user.
Canon Kabushiki Kaisha


11/26/15
20150338731 

Mask blank, phase-shift mask, and manufacturing the same


A mask blank is provided in which a phase-shift film is provided on a transparent substrate, the phase-shift film having a function to transmit arf exposure light therethrough at a predetermined transmittance and generate a predetermined amount of phase shift in the arf exposure light that is transmitted therethrough, wherein the phase-shift film comprises a structure in which a low transmission layer and a high transmission layer are laminated, the low transmission layer and the high transmission layer are formed from a material consisting of silicon and nitrogen or a material consisting of silicon, nitrogen and one or more elements selected from semi-metallic elements, non-metallic elements and noble gases, and the low transmission layer has a relatively low nitrogen content in comparison with the high transmission layer.. .

11/26/15
20150338687 

Pinned dynamic electro-optical phase shifter


A semiconductor electro-optical phase shifter may include a substrate, an optical waveguide segment (12) formed on the substrate, and first and second zones of opposite conductivity types configured to form a first bipolar junction perpendicular to the substrate. The phase shifter may also include a dynamic control structure configured to reverse bias the first junction and a static control structure configured to direct a quiescent current in the second zone, parallel to the first junction..
Stmicroelectronics Sa


11/26/15
20150338576 

Unit cell based wavepath grid architecture applicable to phased-array devices and enabling symmetrical output power distribution and single channel control


A waveguide pathway and a phased-array device utilizing the waveguide pathway are provided. The waveguide pathway comprises a two-dimensional array of homogeneous unit cells.
Toyota Motor Engineering & Manufacturing North America, Inc.


11/26/15
20150338523 

Electronic device having array of satellite navigation system antennas


An electronic device may be provided with wireless circuitry. The wireless circuitry may include a pair of antennas.
Apple Inc.


11/26/15
20150338458 

Lock in thermal laser stimulation through one side of the device while acquiring lock-in thermal emission images on the opposite side


Controlled amount of heat is injected into a stacked die using a light beam, and the propagated heat is measuring with lit camera from the other side of the die. The thermal image obtained can be characterized so that it can be used to calibrate the phase shift from a given stack layer, or can be used to identify defects in the stacked die.
Dcg Systems, Inc.


11/26/15
20150336463 

Active electromagnetic interference mitigation system and method


A system and method to mitigate electromagnetic interference generated by a source resonator of a wireless charging system is presented. The system includes a receiver that configured to receive a wireless charging signal transmitted by the source resonator, a phase shifter in communication with the receiver and configured to generate a canceling signal that is 180° out of phase with the wireless charging signal currently received by the receiver, and a transmitter in communication with the phase shifter and configured to electromagnetically transmit the canceling signal, thereby canceling at least a portion of the wireless charging signal.
Delphi Technologies, Inc.


11/19/15
20150334671 

Automatic calibration of processing delay of radio equipment


A method and system for measuring end-to-end processing delay of the re between an input interface and a transmit port in the downlink direction and a receive port and an output interface on the uplink direction is disclosed. The method and system if for use in a radio equipment node (re) connected to a radio equipment control node (rec).
Telefonaktiebolaget L M Ericsson (publ)


11/19/15
20150333701 

Phase-modulated load apparatus and method


Methods and apparatus are provided to improve the efficiency of an outphasing amplifier through modulating the phase angle of a reflected signal in the outphasing amplifier. An outphasing amplifier includes a first amplifier and a second amplifier.
Futurewei Technologies, Inc.


11/19/15
20150333413 

A reconfigurable antenna system


The invention relates to a reconfigurable antenna system (1), which comprises a plurality of antenna units (10) and does not employ phase shifters. Each antenna unit (10) is by itself a reconfigurable antenna having at least an active radiating element which is coupled to one or more passive radiating elements.
Adant Technologies, Inc.


11/19/15
20150331611 

System and digital signaling and digital storage


Systems and methods for storing and/or communicating digital data associated with amplitudes and phases of a virtual periodic waveform having a designated period between components include, in one embodiment, circuitry that converts a first amplitude and a first phase to a first corresponding voltage or current and applies the first corresponding voltage or current to a first one of the plurality of components, such as conductors connecting integrated circuit chips or capacitors of a dram device, and converts the first amplitude and the first phase to (n−1) corresponding voltages or currents based on amplitudes of the periodic waveform phase shifted by about m*(360/n) relative to the first phase where m is indexed from one to (n−1) and applies each corresponding voltage or current to an associated component. Decoding is performed by comparing magnitudes of the component signals relative to one another rather that to a plurality of thresholds..
Brilliant Points, Inc.


11/19/15
20150331334 

Lithographic apparatus and device manufacturing method


A lithographic apparatus and device manufacturing method makes use of a liquid confined in a reservoir between the projection system and the substrate. Bubbles forming in the liquid from dissolved atmospheric gases or from out-gassing from apparatus elements exposed to the liquid are detected and/or removed so that they do not interfere with exposure and lead to printing defects on the substrate.
Asml Netherlands B.v.


11/19/15
20150331024 

Power meter with current and phase sensor


According to one aspect, embodiments of the invention provide a power meter comprising a voltage sensor, at least one current and phase sensor circuit, and a central metering unit, wherein the voltage sensor is further configured to measure a voltage on an input line and transmit a signal related to the voltage to the central metering unit, wherein the at least one current and phase sensor circuit is further configured to measure a current and a voltage phase shift of a feeder line, and to transmit a signal related to at least one of the current of the feeder line and the voltage phase shift of the feeder line to the central metering unit, and wherein the central metering unit is configured to calculate power provided to a load via the feeder line based on the signal transmitted from the at least one current and phase sensor circuit.. .
Schneider Electric Usa, Inc.


11/19/15
20150330217 

Downhole telemetry signal modulation using pressure pulses of multiple pulse heights


A method for modulating a downhole telemetry signal uses a fluid pressure pulse generator that generates pressure pulses of multiple pulse heights in a drilling fluid. The method comprises: converting measurement data into a bitstream comprising symbols of a selected symbol set; encoding the bitstream into a pressure pulse telemetry signal using a modulation technique that includes amplitude shift keying, wherein each symbol of the selected symbol set is assigned a pressure pulse having a unique amplitude; and generating pressure pulses in the drilling fluid corresponding to the telemetry signal.
Evolution Engineering Inc.


11/12/15
20150326421 

Method, device and computer program for transmitting data to at least one receiver, and method, device and computer program for receiving data transmitted by a source


The present invention concerns a method for transmitting data to at least one receiver, data being decomposed in a first and a second streams. The method comprises the steps of: —identifying, from a first number of bits of the first stream, a cluster of constellation points among clusters of constellation points of an amplitude phase shift keying constellation, each cluster of constellation points being comprised in a respective circle sector of a first type, each circle sector of the first type being spaced from another circle sector of the first type by a circle sector of a second type, all circle sectors having the same central point, —identifying, from a second number of bits of the second stream, one constellation point out of the constellation points comprised in the identified cluster, —mapping the bits used for identifying to the identified constellation point of the identified cluster of constellation points, in order to form a symbol to be transmitted, —transmitting the symbol to the at least one receiver..
Mitsubishi Electric Corporation


11/12/15
20150326205 

Apparatus and methods for digital step attenuators with low phase shift


Apparatus and methods for digital step attenuators are provided herein. In certain configurations, a digital step attenuator (dsa) includes a plurality of dsa stages arranged in a cascade between an input terminal and an output terminal.
Skyworks Solutions, Inc.


11/12/15
20150326143 

Synchronous rectifier design for wireless power receiver


Synchronous rectifier circuit topologies for a wireless power receiver receiving a supply of power from a wireless transmitter are disclosed. The synchronous rectifier circuit topologies include a half-bridge diode-fet transistor rectifier for rectifying the wireless power into power including a dc waveform, using a control scheme that may be provided by a delay-locked loop clock, or phase shifters, or wavelength links to control conduction of fet transistors in the synchronous rectifier circuit topology, and maintaining a constant switching frequency to have the diodes, coupled to fet transistors, to allow current to flow through each one respectively at the appropriate timing, focusing on high conduction times.
Energous Corporation


11/12/15
20150325897 

Electrically controllable radio-frequency circuit element having an electrochromic material


We disclose an electrically controllable rf-circuit element that includes an electrochromic material. In an example embodiment, the electrically controllable rf-circuit element is configured to operate as a phase shifter whose phase-shifting characteristics can be changed using a dc-bias voltage applied to a multilayered structure containing a layer of the electrochromic material..
Alcatel-lucent


11/12/15
20150325770 

Formation of a thermopile sensor utilizing cmos fabrication techniques


Techniques are described to form an absorption stack proximate to a thermopile sensor. In one or more implementations, a thermopile sensor is formed proximate to a semiconductor wafer.
Maxim Integrated Products, Inc.


11/12/15
20150322344 

Liquid-crystalline media, components for high-frequency technology, and mesogenic compounds


In which the parameters have the respective meanings given in the claims or in the text, and to the corresponding, novel mesogenic compounds and to the preparation thereof. The present invention likewise relates to the use of these liquid-crystal media, in particular in components for high-frequency technology, and to components of this type which contain media according to the invention, and to the production and use of these components.



Phase Shift topics: Phase Shift, Modulation, Demodulation, Phase Offset, Objective Function, Carrier Frequency, Coordinates, Crystallin, Radio Communication, Base Station, Communications, Frequency Band, Euclidean Distance, Microscopy, Quantitative

Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Phase Shift for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Phase Shift with additional patents listed. Browse our RSS directory or Search for other possible listings.


1.5411

4760

1 - 1 - 101