Popular terms

[SEARCH]

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. Subscribe to the Phase Shift RSS feed to automatically get the update: related Phase RSS feeds. RSS updates for this page: Phase Shift RSS RSS


Ninve Jr.

Dual differential doppler motion detection


Date/App# patent app List of recent Phase Shift-related patents
07/30/15
20150214982 
 Bit interleaver for low-density parity check codeword having length of 64800 and code rate of 7/15 and quadrature phase shift keying, and bit interleaving method using same patent thumbnailnew patent Bit interleaver for low-density parity check codeword having length of 64800 and code rate of 7/15 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


07/30/15
20150214939 
 Modulation through differentially delayed clocks patent thumbnailnew patent Modulation through differentially delayed clocks
A clock modulator can include two configurable delay units and can receive a baseband signal and a clock signal. The two configurable delay units can generate two delayed clock signals, each with different delay amounts.
Qualcomm Incorporated


07/30/15
20150214833 
 System and  compensating power factor for electrical loads patent thumbnailnew patent System and compensating power factor for electrical loads
A power factor controller (pfc) for an electrical load such as led lighting includes a power factor correcting converter for generating a sinusoidal input current. The pfc further includes a programmable controller for estimating a phase shifted multiplier.
General Electric Company


07/30/15
20150214593 
 High-frequency phase shifter capable of shielding radiation patent thumbnailnew patent High-frequency phase shifter capable of shielding radiation
A high-frequency phase shifter capable of shielding radiation includes a conductive cover formed in a microstrip line form and configured to shield the radiation of microstrip lines, wherein the phase shifter operates in a frequency band of 2 ghz or more. An antenna may include a phase shifter configured in a microstrip line form and radiation elements supplied with phase-shifted signals from the phase shifter and configured to radiate electromagnetic waves in a frequency band of 2 ghz or more, wherein a conductive cover configured to shield the radiation of the phase shifter is formed in the antenna..
Gamma Nu, Inc.


07/30/15
20150213161 
 Optical model employing phase transmission values for sub-resolution assist features patent thumbnailnew patent Optical model employing phase transmission values for sub-resolution assist features
Optical simulation can be performed employing a calibrated printing model, in which a unique phase transmission value is assigned to each type of sub-resolution assist features (srafs). The printing model can be calibrated employing a mask including multiple test patterns.
International Business Machines Corporation


07/30/15
20150212205 
 Dual differential doppler motion detection patent thumbnailnew patent Dual differential doppler motion detection
A motion detector has an rf transceiver configured to transmit a first frequency rf signal and a second frequency rf signal into an area where motion is to be detected. A frequency difference between the first frequency signal and the second frequency signal is small and chosen to cause a calculated range dependent doppler phase shift between the first frequency and the second frequency.
Ninve Jr. Inc.


07/23/15
20150208252 
 Wireless communication  controlling wireless communication apparatus patent thumbnailWireless communication controlling wireless communication apparatus
A wireless communication apparatus includes: a first antenna; a second antenna; a variable phase shifting unit that changes a phase of a high frequency signal to be received or transmitted via the first antenna and the second antenna; and a phase-information table storage unit that stores a phase information table in which phase information is associated with each of a plurality of communication terminals as communication partners. When communicating with one communication terminal out of the plurality of communication terminals via the first antenna and the second antenna, the variable phase shifting unit changes a phase of a high frequency signal on the basis of phase information stored in the phase information table in association with the one communication terminal..
Panasonic Intellectual Property Management Co., Ltd.


07/23/15
20150208137 
 Upstream noise suppression circuits and related radio frequency subscriber drop equipment and methods patent thumbnailUpstream noise suppression circuits and related radio frequency subscriber drop equipment and methods
Upstream noise suppression circuits include a splitter and a combiner that are connected by first and second communications paths. An information signal removal circuit is provided on the second communications path and is configured to remove an upstream information signal therefrom.
Commscope, Inc. Of North Carolina


07/23/15
20150207486 
 Passive switch-based phase shifter patent thumbnailPassive switch-based phase shifter
Certain aspects of the present disclosure provide apparatus for producing an output signal that may have a phase difference with respect to an input signal. One example phase shifting circuit for producing such an output signal generally includes a transmission line having first and second points, an impedance connected with a node and with a reference voltage level, a first switch connected with the first point of the transmission line and with the node, and a second switch connected with the second point of the transmission line and with the node, wherein a first signal input to the first point of the transmission line has a phase difference with a second signal output from the second point based on one or more properties of the transmission line when the first and second switches are open..
Qualcomm Incorporated


07/23/15
20150207485 
 Rc network patent thumbnailRc network
The present invention is related to a variable resistor and a variable capacitor having damping capabilities, more particularly, to a rc network having damping capability and phase shift capability constructed by the variable resistor and the variable capacitor.. .

07/23/15
20150207467 

Method and system for linearizing an amplifier using transistor-level dynamic feedback


The present disclosure describes a method and system for linearizing an amplifier using transistor-level dynamic feedback. The method and system enables nonlinear amplifiers to exhibit linear performance using one or more of gain control elements and phase shifters in the feedback path.

07/23/15
20150207227 

Phase shift circuit and antenna device


An antenna device includes a plurality of phase shift circuits to which distributed signals are respectively input and a plurality of antenna elements to which signals output from the respective phase shift circuits are input. At least one of the plurality of phase shift circuits has a signal line in which a first region in which paired dielectric members are disposed, a second region in which no paired dielectric members is disposed and a third region in which paired dielectric members are disposed are provided in this order along a propagation direction of a signal.
Hitachi Metals, Ltd.


07/23/15
20150205145 

Single microstructure lens, systems and methods


Systems and methods for providing enhanced image quality across a wide and extended range of foci encompass vision treatment techniques and ophthalmic lenses such as contact lenses and intraocular lenses (iols). Exemplary iol optics can include a circular surface structure which acts as a diffractive or phase shifting profile.
Amo Groningen B.v.


07/23/15
20150204729 

Interferometer and phase shift amount measuring apparatus


The present invention is directed to the provision of an interferometer and a phase shift amount measuring apparatus that can precisely operate in the euv region. The interferometer according to the invention comprises an illumination source for generating an illumination beam, an illumination system for projecting the illumination beam emitted from the illumination source onto a sample, and an imaging system for directing the reflected beam by the sample onto a detector.
Lasertec Corporation


07/23/15
20150204664 

Symmetric target design in scatterometry overlay metrology


Metrology methods, systems and targets are provided, which implement a side by side paradigm. Adjacent cells with periodic structures are used to extract the overlay error, e.g., by introducing controllable phase shifts or image shifts which enable algorithmic computation of the overlay.
Kla-tencor Corporation


07/23/15
20150204655 

Optical interferometric real-time full-field thickness inspection and method thereof


A device for real-time thickness inspection is provided. An optical interferometric technique is used.
National Tsing Hua University


07/23/15
20150203966 

Measurement of film thickness on an arbitrary substrate


Embodiments of the present disclosure enable measurement of film properties, such as thickness, using reflectometry regardless of the underlying pattern on the substrate or base layer because the amount of phase shift resulting from the growing film at any wavelength is independent of the substrate or base layer. One embodiment of the method includes determining properties of the substrate from a time series data.
Applied Materials, Inc.


07/23/15
20150202657 

Vibration exciter


A vibration exciter, particularly for a vibration pile driver, includes at least four shafts disposed parallel to one another, on which two outer imbalance masses are disposed, in each instance, between which a central imbalance mass is positioned. The central imbalance mass is mounted on the shaft so as to rotate relative to the outer imbalance masses, in each instance.
Abi Anlagentechnik-baumaschinen-industriebedarf Maschinenfabrik Und Vertriebsgesellschaft Mbh


07/16/15
20150200679 

Digital down converter with equalization


A digital down converter with equalization includes an analog to digital converter (adc), a frequency divider, an fir-decimator-i, an fir-decimator-q and a frequency corrector. In operation, after some preprocessing, the fir-decimator-i performs signal transformation equivalent to a sequence of equalization, multiplication of the processed signal by a sine wave of a conversion frequency and low pass filtering, and the fir-decimator-q performs signal transformation equivalent to a sequence of equalization, multiplication of the processed signal by a sine wave of conversion frequency with a phase shift of 90° and low pas filtering.
Guzik Technical Enterprises


07/16/15
20150200467 

Enhanced phase shifter circuit to reduce rf cables


A multi-band antenna system includes an array of wide-band radiating elements and a multi-band electrical tilt circuit. The multi-band electrical tilt circuit includes a plurality of combiners, a first rf band variable phase shifter and a second rf band variable phase shifter implemented in a common medium.
Andrew Llc


07/16/15
20150198873 

Mask blank and manufacturing phase shift mask


A mask blank suitable for fabricating a phase shift mask having a thin film pattern composed of a material enabling dry etching with a fluorine-based gas and a substrate-engraved pattern. The mask blank 100 is used to fabricate a phase shift mask having a thin film pattern and a substrate-engraved pattern.
Hoya Corporation


07/16/15
20150198872 

Phase shift mask, patterning method using the same and manufacturing display panel using the same


A phase shift device includes a phase shift mask which includes a transparent substrate, and a phase shift pattern which is provided on the transparent substrate, and includes a first area having a first thickness, a second area having a second thickness which is less than the first thickness, a first opening having a first opening width and defined at the first area, and a second opening having a second opening width and defined at the second area.. .
Samsung Display Co., Ltd.


07/16/15
20150198719 

Radio frequency position transducer


A positioning system and method of determining a position of a mobile unit is provided. The system and method include the use of radio frequency signals transmitted between the mobile unit and multiple base units having known and fixed locations.
Kinze Manufacturing, Inc.


07/09/15
20150195115 

Ofdm transmission in wireless lan system


An apparatus and method for orthogonal frequency division multiplexing (ofdm) transmission in a wireless local area network (wlan) system is disclosed, in which the apparatus for ofdm transmission in the wlan system includes a signal repetition unit to repeat an encoded signal based on a block unit and output the encoded signal and a repeated signal, an interleaver to interleave the encoded signal and the repeated signal and output an interleaved signal, a modulator to modulate the interleaved signal and output modulated symbols, and a phase rotation unit to phase shift the modulated symbols.. .
Electronics And Telecommunications Research Instit


07/09/15
20150195027 

Method and transceiving for beam forming in wireless communication system


An electronic device for beamforming and a method thereof in a wireless communication system are provided. The electronic device includes a plurality of antennas.
Samsung Electronics Co., Ltd.


07/09/15
20150194930 

Combined amplitude-time and phase modulation


A method for generating a compound signal wave with one or more substantially sinusoidal waveform(s) containing an encoded digital information combined with a variable phase changing waveform(s) producing a compound notched sinusoid waveform that includes at least a sine wave that is amplitude-time modulated and at least one phase modulated wave(s). The encoded digital information can be 1 to n bits per cycle limited only by hardware clock speeds.

07/09/15
20150194909 

Zvs voltage source inverter


Systems and methods relating to zero voltage switching for inverters. A full bridge inverter is used in conjunction with a passive auxiliary circuit and an output filter.

07/09/15
20150192190 

Rotational vibration damping arrangement for the drive train of a vehicle


A torsional vibration damping arrangement (10) for the drivetrain of a vehicle comprises an input region (50) to be driven in rotation around an axis of rotation (a) and an output region (55), and a first torque transmission path (47) and parallel thereto a second torque transmission path (48) which proceed from the input region, and a coupling arrangement (44) for superposing the torques guided via the torque transmission paths (47; 48), which coupling arrangement (44) communicates with the output region (55), and a phase shifter arrangement (43) for the first torque transmission path (47) for generating a phase shift of rotational irregularities guided via the first torque transmission path (47) relative to rotational irregularities guided via the second torque transmission path (48). The torsional vibration damping arrangement is formed with an axial distance between the phase shifter arrangement (43) and the coupling arrangement (44) to form a passage space for at least one driveshaft (39) of a vehicle..
Zf Friedrichshafen Ag


07/02/15
20150188660 

Apparatus and simultaneously transmitting and receiving orbital angular momentum (oam) modes


Provided is an apparatus and method for simultaneously transmitting and receiving orbital angular momentum (oam) modes. An apparatus for transmitting oam modes may include a mode multiplexing apparatus, and a matrix array antenna configured to output oam modes for electromagnetic waves based on mode signals, wherein the mode multiplexing apparatus may include hybrid couplers configured to generate a plurality of output signals having different phases and different amplitudes by mixing and distributing a plurality of input signals, and phase shifters configured to generate the mode signals by shifting the phases of the output signals..
Electronics And Telecommunications Research Institute


07/02/15
20150188237 

Travelling wave antenna feed structures


Techniques for implementing series-fed antenna arrays with a variable dielectric waveguide. In one implementation, coupling elements with optional controlled phase shifters are placed adjacent each radiating element of the array.
Ami Research & Development, Llc


07/02/15
20150187313 

Display device and initializing gate shift register of the same


Disclosed is a display device that comprises: a display panel; a level shifter shifting a start pulse, an initialization pulse, and n (n is an integer equal to or greater than 2)-phase shift clocks to a predetermined voltage; and a gate shift register comprising multiple stages respectively connected to scan lines of the display panel and shifting the start pulse in response to the n-phase shift clocks within a driving period defined by the start pulse to sequentially output a scan pulse, wherein the stages are simultaneously reset in response to the initialization pulse and the n-phase shift clocks within an initialization period preceding the driving period.. .
Lg Display Co., Ltd.


07/02/15
20150185546 

Display panel


A display panel includes: a plurality of pixels; and a first phase shifting layer and a second phase shifting layer, which overlap the pixels, where the first phase shifting layer and at least a portion of the second phase shifting layer are alternately arranged with each other, and a phase difference between light having a predetermined wavelength transmitted through the first phase shifting layer and light having the predetermined wavelength transmitted through the second phase shifting layer is approximately 180 degrees.. .
Samsung Display Co., Ltd.


07/02/15
20150185351 

Method for determining the position of a mobile unit and installation for executing a method


A method for determining the position of a mobile unit which has a first coil, the mobile unit being disposed in a manner allowing movement relative to a stationary second coil, and a system for carrying out a method, the first coil having two part-windings, the second coil likewise having two part-windings, prevailing strengths of the inductive coupling of the part-windings of the first coil, or of the first coil to the part-windings of the second coil or to the second coil being determined, a phase shift of the induced ac-voltage signals being determined, a position range in which the phase shift is a biunique function of the position being determined from the coupling strengths, the position being determined from the phase shift.. .
Sew-eurodrive Gmbh & Co., Kg


07/02/15
20150185283 

Handling slower scan outputs at optimal frequency


An embodiment provides a circuit for testing an integrated circuit. The circuit includes a scan compression architecture driven by a scan clock and generates m scan outputs, where m is an integer.
Texas Instruments Incorporated


07/02/15
20150185244 

Radar apparatus and determining sign of velocity


A radar apparatus which can simply determine the sign of velocity of an object is provided. Laser light reflected by the object undergoes quadrature optical heterodyne detection performed by mixers, optical detectors, and a π/2 phase shifter, whereby i and q component signals are output.
Kabushiki Kaisha Toyota Chuo Kenkyusho


06/25/15
20150180650 

Synchronisation for transmit and receive symbols of all-digital receiver


A synchronisation method and device for transmit and receive symbols of an all-digital receiver. The method comprises the steps of: after receiving a sampling signal sent by a baseband processing chip, the clock signal of which is provided by a second clock source, a digital signal processor (dsp), the clock signal of which is provided by a first clock source, measuring a phase shift between a local sampling symbol and an air interface symbol, and acquiring the phase shift amount; according to the phase shift amount, adjusting a sampling opportunity for the sampling of a digital-analogue/analogue-digital converter; and when the sampling opportunity for the sampling of the digital-analogue/analogue-digital converter has been adjusted, adjusting an interface clock for data transmitting and receiving of the dsp so as to enable the data transmitting and receiving of the dsp to be synchronised with the sampling..
Hytera Communications Corp., Ltd.


06/25/15
20150180533 

Communication system and a mitigating leakage signals


A communication system that includes a transmit antenna, a radio frequency (rf) phase shifting module, an rf combiner, a first receive antenna and a second receive antenna; wherein the first and second receive antennas are located at a same distance from the transmit antenna; wherein the first and second receive antennas are arranged to receive first and second leakage signals resulting from a transmission of rf radiation by the transmit antenna; wherein the rf phase shifting module is configured to receive signals from the first and second receive antennas, to phase shift signals from at least one of first and second receive antennas to provide intermediate rf signals; wherein the phase shift caused by the rf phase shifting module introduces a destructive phase shift between the first and second leakage signals; wherein the rf combiner is configured to add the intermediate rf signals to provide combined rf signals.. .
Dsp Group Ltd.


06/25/15
20150180455 

Apparatus and methods for multiphase oscillators


Apparatus and methods for multiphase oscillators are provided. In certain implementations, an oscillator system includes a first multiphase oscillator and a second multiphase oscillator that are phase and frequency-locked.
Analog Devices, Inc.


06/25/15
20150180439 

Programmable phase shifter with tunable capacitor bank network


Methods and apparatus, including computer program products, are provided for a programmable phase shifter. In some example embodiments, there is provided an apparatus.
Nokia Corporation


06/25/15
20150180388 

Motor control circuit and method


In accordance with an embodiment, a method for driving a motor includes generating a position indicator signal in response to a signal from the at least one hall sensor, wherein the position indicator signal has a first period. A phase shift value is generated using the position indicator signal.
Semiconductor Components Industries, Llc


06/25/15
20150180135 

Antenna arrangement


Antenna arrangement for a multi-radiator base station antenna, the antenna having a feeding network based on air filled coaxial lines (1, 2, 3), wherein each coaxial line comprises an outer conductor (8) and an inner conductor (4, 5, 6), wherein an adjustable differential phase shifter including a dielectric part (9) is arranged in the antenna and said dielectric part being movable longitudinally in relation to at least one coaxial line (1, 2, 3).. .
Cellmax Technologies Ab


06/25/15
20150180109 

Systems and methods for ferrite circulator phase shifters


Systems and methods for ferrite circulator phase shifters are provided. In one embodiment, a multi-bit phase shifter comprises: a first switching circulator having a first port coupled to a first short circuit of a first phase length; and a second switching circulator coupled in series with the first switching circulator, the second switching circulator having a second port coupled to a second short circuit of a second phase length, the second switching circulator configured to switch in the second short circuit when the first short circuit is switched out by the first switching circulator, and switch out the second short circuit when the first short circuit is switched in by the first switching circulator..
Honeywell International Inc.


06/25/15
20150180102 

Compact amplitude and phase trimmer


In some examples, a device includes a waveguide transition section comprising a first mode suppressor, an attenuation section coupled to the first waveguide transition section via a first adjustable rotation joint, wherein the attenuation section is operable to attenuate the electromagnetic signal, and a first quarter-wave plate section coupled to the attenuation section, wherein the first quarter-wave plate section is operable to introduce a first differential phase shift between a first mode of the electromagnetic signal and a second mode of the electromagnetic signal. The device also includes a second quarter-wave plate section coupled to the first quarter-wave plate section via a second adjustable rotation joint, wherein the second quarter-wave plate section is operable to introduce a second differential phase shift between the second mode of the electromagnetic signal and the first mode of the electromagnetic signal..
Honeywell International Inc.


06/25/15
20150176992 

Electronic circuit for measuring rotational speed in a mems gyroscope and actuating the circuit


The electronic circuit measures angular speed in a gyroscope, which includes a mass connected to a spring and a damping element, an actuation capacitor for actuating the mass and a detection capacitor for detecting motion of the mass. The electronic circuit includes a measurement resistor, which is connected to the moving mass and has a variation in resistive value equal to the oscillation frequency of the mass.
Em Microelectronic-marin Sa


06/25/15
20150173834 

Dual antenna assembly with user-controlled phase shifting


An electrosurgical ablation system includes an energy source adapted to supply energy to an energy delivery device. The energy delivery device includes a handle assembly configured to couple a pair of antennas extending from a distal end thereof to the energy source for application of energy to tissue.
Covidien Lp


06/18/15
20150171923 

Analog signal diversity in multichannel communications


A multichannel communications medium may have two or more channels available for transmitting information. A first transmission signal and a second transmission signal may be prepared from a same analog signal to be transmitted on a first channel and a second channel.
Qualcomm Incorporated


06/18/15
20150171778 

Motor abnormality detection apparatus


A mgecu includes a locked state check part for checking whether a motor generator is in a locked state, a current value check part for checking whether a current command value or an actual current value as a current value is in a predetermined disconnection undetectable range including a current value of zero, a phase shift part for shifting a phase of the current command value so that the current command value is outside the disconnection undetectable range with a direction of rotation being unchanged in a case that the motor generator is determined to be in the locked state and the current value is determined to be in the disconnection undetectable range, and an abnormality check part for checking whether the motor generator has a disconnection in windings based on a result produced by controlling the motor generator with a phase-shifted current command value.. .
Denso Corporation


06/18/15
20150171771 

Modulation policy for modular multi-level converter


A modulation policy for a modular multi-level convertor, determining a switching state of each submodule by combining the current direction of each bridge arm and the capacitor voltage order of the submodules based on a carrier stacking method. The beneficial effects of the modulation policy are that: each phase only needs a modulation wave and n carriers, n being the number of the submodules of each upper bridge arm or lower bridge arm of the modular multi-level convertor, the modular multi-level convertor is enabled to output n+1 levels without carrier phase shift, the precision of a control algorithm is high, is easy for engineering realization, and saves software and hardware resources; the number of devoted submodules of each phase at any time can be guaranteed to be n, and the voltage balancing control of the capacitor voltage of the submodules can be achieved without a closed-loop control policy; and meanwhile, the modulation policy facilitates the adjustment of the voltage and power class of the modular multi-level convertor, and is free from the limitation of the number of levels..
China University Of Mining And Technology


06/18/15
20150171524 

Distributed antenna system robust to human body loading effects


A wireless handheld device comprises an internal antenna system that operates in first and second non-overlapping frequency bands with respective bandwidths. The antenna system includes: a ground plane; first and second antenna elements connected to a common input/output port, wherein a bandwidth of each of the antenna elements is less than at least one of the first and second operating frequency bandwidths and less than a frequency bandwidth for the antenna system; a combining structure to couple first and second signal transmission paths from the antenna elements to the common input/output port; and a phase shifting element on the first signal transmission path that imparts a phase delay to signals on the first signal transmission path.
Fractus, S.a.


06/18/15
20150168823 

Phase shift mask blank, manufacturing the same, and phase shift mask


Provided are a phase shift mask blank that is improved in the irradiation durability of a light-semitransmissive film (phase shift film), made of a material containing mainly a transition metal, silicon, and nitrogen, to exposure light having a wavelength of 200 nm or less and thus can improve the mask lifetime, a method of manufacturing such a phase shift mask blank, and a phase shift mask. The phase shift mask blank is used for manufacturing a phase shift mask adapted to be applied with arf excimer laser exposure light.
Hoya Corporation


06/18/15
20150168516 

Spatial homogenization of the field strength of radiofrequency pulses


The embodiments relate to a method and a device for spatial homogenization of the field strength of voltages of radiofrequency pulses of a number of rf transmitters, wherein (a) the measured complex voltages, induced by the electromagnetic field of the antenna, of a plurality of field probes, which are disposed in the vicinity of the antenna, are respectively superposed with a fitting phase shift and used for establishing the new desired homogenized voltages of the radiofrequency pulses of the antenna by a complex transfer function, and/or (b) output signals of at least two directional couplers on the rf feed lines of the antenna are superposed in a respectively fitting phase-shifted manner and these are used to establish complex impedances or scattering parameters of a complex scattering matrix of the antenna, which are used for establishing the new desired homogenized voltages of the radiofrequency pulses of the antenna.. .

06/11/15
20150162900 

Sample clock generator for optical tomographic imaging apparatus, and optical tomographic imaging apparatus


A sample clock generator includes a first optical path and a second optical path through which input lights are guided, an optical phase shifter to shift a phase of the input light guided through the first optical path, an interference-light generating unit to combine a phase-shifted input light and the input light guided through the second optical path to thereby generate an interference light for sample clock, a splitting unit to split the interference light for sample clock into two split lights having different phases, one light receiving unit to at least receive one split light from among the two split lights having different phases, the other light receiving unit to at least receive the other split light, a signal generating unit to generate a sample clock signal based on signals outputted from the one light receiving unit and the other light receiving unit.. .
Tomey Corporation


06/11/15
20150159814 

Led light source and lamp comprising such a led light source


The led strings are driven by very simple circuitry that can be supplied by mains supply voltage. Due to the phase shift stroboscopic effects are suppressed..

06/04/15
20150156036 

Device and channel estimation and signal demodulation


A device includes an input configured to receive a signal, wherein the signal includes at least one data block and a plurality of signal parts known to the device, a first signal part at the beginning of the data block and a second signal part at the end of the data block. The device further includes an equalizer and a pre-equalizer coupled between the input and the equalizer, wherein the pre-equalizer is configured to estimate a phase shift between the plurality of signal parts..

06/04/15
20150155609 

Feeding network for base station antenna


The present disclosure relates to feeding networks for base station antenna. Embodiments of the disclosure may comprise first and second phase shifters, and a 3-way power divider, including an input terminal, a first output terminal for feeding a first unit, a second output terminal connecting to the first phase shifter, and a third output terminal connecting to the second phase shifter.
Tongyu Communication Inc.


06/04/15
20150155155 

Microwave plasma lamp with rotating field


Provided is a microwave plasma discharge lamp apparatus which includes a rectangular waveguide having a rectangular shape one end of which is closed and the other end is open and receiving a microwave through an opening to put out linearly polarized microwaves; a discharge lamp; a resonator cavity, formed in a cylindrical shape, one end of which is open, which is disposed to surround the discharge lamp, and which is made of a conductive mesh, thereby allowing the passage of the light from the discharge lamp; and a phase shifter, which has a cross-shaped waveguide opened in a propagation direction of the linearly polarized microwaves, is disposed between the other end of the rectangular waveguide and one end of the resonator cavity, and receives the linearly polarized microwaves from the rectangular waveguide to generate elliptically polarized microwaves in the cylindrical resonator cavity. The elliptically polarized microwaves discharge the discharge lamp..
Taewon Lighting Co., Ltd.


06/04/15
20150153166 

Systems and methods for interferometric phase measurement


A method for measuring phase shift to detect irregularities of a surface is described. Additionally, a system for measuring phase shift to detect irregularities of a surface is provided.
Sunedison Semiconductor Limited (uen201334164h)


06/04/15
20150152833 

Rf power amplification and distribution systems, plasma ignition systems, and methods of operation therefor


An embodiment of a plasma ignition system for an internal combustion engine having up to n cylinders includes a power splitter, n phase shifters, n amplifiers, a power combiner network, and up to n radiation devices. The power splitter divides an input rf signal into n divided rf signals.
Freescale Semiconductor, Inc.


05/28/15
20150149158 

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


05/28/15
20150149041 

Centripetal phase shift isolation control system, in deflection, dampen, dissipation, transposition and isolation of a stochastic vector


A cps dampen, dissipation, deflection and isolation control system includes a first structure comprising at least one chamber 121; a second structure comprising at least one chamber 122, wherein the chamber of the first structure 121 and the chamber of the second structure 122 are interposed by an elastic element 130, wherein the first structure 121 is moveably attached by signal to the second structure 122, wherein an intruding vector is identified for a qualified gait, wherein the first structure is configured in isolation of a vector intrusion of the second structure, whereby inertia dissipation of the first structure and substantial isolation of the intruding vector of the second structure is performed in a degree of freedom of the embodiment datum.. .

05/28/15
20150146467 

Two-phase interleaved converter and controlling the same


A two-phase interleaved converter includes two sub-circuits, a voltage controller, a current controller, a balancing controller and a phase shifter. The voltage controller receives the output voltage of the two sub-circuits and outputs a signal in proportion to the level of the output voltage.
Hyundai Motor Company


05/28/15
20150145601 

Doherty amplifier


The invention relates to a doherty amplifier for amplifying an input signal at an operating frequency, comprising: a main amplifier; a first peak amplifier; a second peak amplifier, each of the amplifiers comprising an input for receiving the input signal and an output for providing an amplified signal, a plurality of peak amplifiers, each of the amplifiers comprising an input for receiving the input signal and an output for providing an amplified signal; a first input phase shifter; a second input phase shifter; a first capacitor coupled between the source and drain of the first peak amplifier; a first output phase shifter and a second output phase shifter.. .
Nxp B.v.


05/28/15
20150145578 

Semiconductor device


The problem was that the noise superimposed on a touch electrode via the human body can incur erroneous touch determination by a touch sensor circuit. The invention provides a semiconductor device including a terminal to which a touch electrode may be coupled; a source voltage drop circuit generating a constant voltage; a phase shift circuit generating a phase shifted clock in response to a first clock and a phase control signal; and a switching circuit to which the constant voltage is supplied.
Renesas Electronics Corporation


05/28/15
20150144609 

Welding or cutting power supply using phase shift double forward converter circuit (psdf)


A technique for dynamically adjusting an output voltage for a welding or cutting operation is provided. The technique allows for varying output voltage at the welding or cutting torch by manipulating the duty cycles of two forward converter circuits.
Illinois Tool Works Inc.


05/21/15
20150139375 

Communication system, receiver, and eye-opening measuring method


A communication system includes: a plurality of lanes; a plurality of transmission circuits respectively outputting data to the lanes in accordance with a transmission clock; and a plurality of reception circuits respectively receiving data from the lanes, each reception circuit includes: a clock data recovery circuit extracting own clock information from received data: a clock information switch circuit selecting either one of the own clock information of the reception circuit or another own clock information of an another reception circuit; a phase shifter generating a phase adjusted clock from a common reception clock source in accordance with clock information selected by the clock information switch circuit; and an input circuit taking in transmitted data in accordance with the adjusted clock, and the clock information switch circuit selects the own clock information in a normal operation and selects the another own clock information in an eye-opening measurement operation.. .
Fujitsu Limited


05/21/15
20150139340 

System and digital signaling


Systems and methods for communicating digital data associated with amplitudes and phases of a virtual periodic waveform having a designated period between components connected by n conductors 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 conductors, 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 conductor of the plurality of conductors. The systems and methods are particularly suited for reducing the number of conductors to obtain a desired i/o data rate/throughput for integrated circuit chips and wired networks..
Brilliant Points, Inc.


05/21/15
20150138916 

Standing wave reduction in direct field acoustic testing


A direct field acoustic testing system includes at least two acoustical transducer groups and a signal modifier for introducing separately controllable time delays or phase shifts for each acoustical transducer group so as to provide an acoustic field conforming to a pre-determined specification with reduced deviations due to constructive or destructive interference between the acoustical transducer groups.. .
Msi Dfat Llc


05/21/15
20150138618 

Multi-beam combining apparatus


A multi-beam combining apparatus includes a phase shifting section, a superposing section, an observing section and a phase control section. The phase shifting section generates a plurality of phase-shifted laser beams by shifting the phase of each of the plurality of laser beams.
Osaka University


05/21/15
20150136760 

Microwave oven using solid state amplifiers and antenna array


A microwave oven may include a housing defining an oven cavity therein configured to receive material to be heated, and a plurality of solid state microwave generating cells carried by the housing. At least one feedback circuit may be carried by the housing and configured to detect em radiation within the oven cavity not absorbed by the material to be heated.
Stmicroelectronics Ltda


05/14/15
20150131714 

Compression/decompression progressive d'un flux numerique video comprenant au moins une image entrelacee


The subject of the present invention pertains to a device (100) for decompressing a digital video stream comprising at least one compressed image (i′), said device comprising: —a means of progressive decompression (m4) configured so as to decode said at least one compressed image (i′), and —a means of inverse phase-shifting (m5) configured so as to horizontally and/or vertically phase shift the chrominance plane, for each field (tf, bf) of said at least one decompressed image (i′), according to a determined horizontal (dhi) and/or vertical (dvi) inverse phase shift value, said horizontal (dhi) and/or vertical (dvi) inverse phase shift value being dependent on the horizontal (dh) and/or vertical (dv) phase shift values.. .

05/14/15
20150131709 

Fine phase estimation for highly spectrally efficient communications


A receiver may process a received signal to generate a processed received signal. The receiver may generate, during a sequence estimation process, an estimate of a phase error of the processed received signal.

05/14/15
20150131106 

Evanescent field opto-mechanical displacement sensor and phase shifter


A method and system described for sensing a displacement by receiving and propagating a laser light signal with an etched waveguide that is configured to enable an evanescent optical field above the waveguide surface. A movable perturber can be positioned so the perturber interacts with the evanescent optical field above the waveguide surface.

05/14/15
20150130539 

Quasi-differential rf power amplifier with high level of harmonics rejection


A quasi-differential amplifier with an input port and an output port. The amplifier has a phase shifter network with a first port connected to the input port, a second port, and a third port.

05/07/15
20150125785 

Halftone phase shift photomask blank, halftone phase shift photomask and pattern exposure method


A halftone phase shift photomask blank comprising a transparent substrate and a halftone phase shift film is provided. The phase shift film consists of si and n, or si, n and o, and is free of transition metals.
Shin-etsu Chemical Co., Ltd.


05/07/15
20150124240 

Time of flight camera system


A light propagation time camera system and a method for operating such a system, in which—in a distance measurement a first range-related variable is ascertained using a phase shift in an emitted and received signal for a first modulation frequency,—and in a control measurement a second range-related variable is ascertained, wherein the control measurement is performed at a second modulation frequency, which differs from the first modulation frequency, and the control measurement is performed with a smaller number of phases than the distance measurement is provided.. .
Ifm Electronic Gmbh


05/07/15
20150123838 

Radar antenna assembly


A radar antenna assembly includes a microstrip patch, a hybrid coupler, a phase shifter, and a power divider. The microstrip patch is configured to emit a radar signal.
Delphi Technologies, Inc.


05/07/15
20150123725 

Transistor switches with single-polarity control voltage


Contrary to phase shifters which require complimentary polarity control voltages, a phase shifter may be driven with a single polarity control voltage. The phase shifter comprises an input node in communication with both a high pass network and a low pass network which are both in communication with an output node, where the phase shifter further comprises a first single pole double throw switch and a second single pole double throw switch configured to selectively pass an rf signal from the input node to the output node by way of one of said high pass network and said low pass network.
Viasat, Inc.


05/07/15
20150122604 

Torsional vibration damping arrangement, in particular for the powertrain of a vehicle


A torsional vibration damping arrangement comprises an input region to be driven in rotation around an axis of rotation and an output region and a first torque transmission path and parallel thereto a second torque transmission path, both of which proceed from the input region, and a coupling arrangement for superposing the torques conducted via the torque transmission paths, which coupling arrangement communicates with the output region, a phase shifter arrangement for the first torque transmission path for generating a phase shift of rotational irregularities conducted via the first torque transmission path relative to rotational irregularities conducted via the second torque transmission path, and a pendulum mass in the phase shifter arrangement and/or in the coupling arrangement.. .

05/07/15
20150122028 

Propagation rate measurement device, propagation rate measurement program, and propagation rate measurement method


A sonic speed measurement device in which reliability is enhanced while the amount of calculation is minimized is provided. A propagation path postulation component postulates the sonic speed through bone, and calculates propagation paths up until ultrasonic waves transmitted from a wave transmitter are received by oscillators.
Furuno Electric Co., Ltd.


04/30/15
20150117872 

Polarization demultiplexing of optical signals


An example embodiment includes optical receiver that includes a polarization beam splitter (pbs), a polarization controller, and a forward error correction (fec). The pbs is configured to split a received optical signal having an unknown polarization state into two orthogonal polarizations (x′-polarization and y′-polarization).
Finisar Corporation


04/30/15
20150117567 

Cartesian digital power amplifier using coordinate rotation


An apparatus includes first through fourth circuits. The first circuit determines a region of an input signal.
Marvell World Trade Ltd.


04/30/15
20150117497 

Devices and methods employing hermetic transforms for encoding and decoding digital information in spread-spectrum communication systems


In a direct sequence spread-spectrum (dsss) systems, such as cdma, information is encoded in symbols using phase shift keying or quadrature amplitude modulation. Further, a transmitter applied a selected time shifted lag to each symbol to convey additional information.
Hobbit Wave


04/30/15
20150117280 

Broadband isolation low-loss ism/mb-hb tunable diplexer


Embodiments of a tunable radio frequency (rf) diplexer and methods of duplexing transmission and receive signals are disclosed. In one embodiment, the rf diplexer includes a first hybrid coupler, a second hybrid coupler, and an rf filter circuit, and a phase inversion component.
Rf Micro Devices, Inc.


04/30/15
20150116729 

Autofocus system and method


Autofocus system (af) employing, in addition to specified optical units, fringe projection and fringe detection systems (fps, fds) and specifically-configured data processing system. Afs is configured to project with fps a sinusoidal fringe pattern, formed by a pattern source, on a substrate and to image the so projected pattern from substrate onto optical detector with fds to form optical image from which topology of the substrate is defined as substrate moves relative to the projected pattern.
Nikon Corporation


04/30/15
20150116180 

Phase-shifting unit module, manufacturing method therefor, phase-shifting device, and antenna


The present invention relates to a phase-shifting unit module, a manufacturing method therefor, a phase shifting device, and an antenna. The phase-shifting unit module comprises a first metal ground plate, a second metal ground plate, an insulating dielectric plate, a slide apparatus, and a fixed transmission line.
Guangdong Broadradio Communication Technology Co., Ltd.


04/30/15
20150116039 

Adaptive adjustment of power splitter


A device includes a power splitter configured to couple to an amplifier having a first path and a second path. The device includes a controller coupled to first and second variable attenuators and first and second adjustable phase shifters.
Freescale Semiconductor, Inc.


04/23/15
20150110441 

Stress-tuned planar lightwave circuit and method therefor


A planar lightwave circuit that can be optically coupled with an external device with low optical loss, while also providing low-power functional control over an optical signal propagating through the plc is disclosed. The plc includes a high-contrast waveguide region in a stress-inducing (si) phase shifter is formed such that it can control the phase of the optical signal.
Octrolix Bv


04/23/15
20150110247 

Surrogate phantom for differential phase contrast imaging


A phantom material may be irradiated with varying energy x-rays to determine its phase shift properties. A determination of the difference between those phase shift properties and the phase shift properties of another material of interest can be represented and stored in terms of a polynomial function.
Carestream Health, Inc.


04/23/15
20150109594 

Multiple phase-shift photomask and semiconductor manufacturing method


Manufacturing of semiconductor devices often involves performed photolithography to pattern and etch the various features of those devices. Such photolithography involves masking and focusing light onto a surface of the semiconductor device for exposing and etching the features of the semiconductor devices.
Spansion Llc


04/23/15
20150109530 

Low latency and low complexity phase shift network


A high performance, low complexity phase shift network may be created with one or more non-first-order all-pass recursive filters that are built on top of a plurality of first-order and/or second-order all-pass recursive filters and/or delay lines. A target time delay, whether large or small, may be specified as a constraint for a non-first-order all-pass recursive filter.
Dolby Laboratories Licensing Corporation


04/23/15
20150109163 

Target detection system and method


Some embodiments are directed to methods of detecting a target that include: receiving signals reflected from a target of interest, the signals having a bandwidth large enough to provide a plurality of range cells along an expected target, and processing the received signal(s) by (i) determining the phases of contiguous groups of range cells, the group size selected to approximate to sizes of targets of interest, (ii) phase-shifting the returns within a group to increase constructive interference and thereby signal power; and (iii) combining the phase shifted returns to produce phase-adjusted combined returns, and performing a detection on those combined returns. Some embodiments may provide enhanced target detection capabilities.
Qinetiq Limited


04/23/15
20150109037 

On die jitter tolerance test


A system and method are disclosed for performing on die jitter tolerance testing. A set of clocks are generated based on an input signal.
Parade Technologies, Inc.


04/23/15
20150109001 

Hardware-only contactless position sensor system


A hardware-only contactless position sensor system is provided that includes a contactless position sensor and hardware-only sensor system electronics. The sensor includes excitation, sine, and cosine coils.
Rosemount Aerospace, Inc.


04/16/15
20150104194 

Phase shift keying optical modulation apparatus and encoding a symbol onto an optical carrier signal


phase shift keying optical modulation apparatus comprising optical phase shifting apparatus and an optical modulator. The optical phase shifting apparatus is arranged to receive an optical carrier signal and is arranged to selectively apply a preselected optical phase shift to the optical carrier signal in dependence on a symbol of a 2n-level phase shift keying modulation format to be encoded onto the optical signal.
Telefonaktiebolaget L M Ericsson (publ)




Popular terms: [SEARCH]

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.


0.4275

4746

2 - 1 - 101