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




Date/App# patent app List of recent Lexer-related patents
05/19/16
20160142744 
 Transmission apparatus and transmission/reception system patent thumbnailnew patent Transmission apparatus and transmission/reception system
According to one embodiment, a transmission apparatus including, a control information generator for generating channel select control information indicative of configuration information for transmission, the configuration information comprising content included in a first video signal transmitted via a different transmission path than a second video signal, and a multiplexer that multiplexes the second video signal and the channel select control information, the second video signal obtained based at least in part on a base video signal, the second video signal corresponding to the channel select control information.. .
Toshiba Lifestyle Products & Services Corporation


05/19/16
20160142198 
 Rf duplexing device patent thumbnailnew patent Rf duplexing device
Radio frequency (rf) duplexing devices and methods of operating the same are disclosed. In one embodiment, an rf duplexing device includes a transmission port, a receive port, a first duplexer, and a second duplexer.
Rf Micro Devices, Inc.


05/19/16
20160142142 
 Spatial-mode multiplexing optical signal streams onto a multimode optical fiber patent thumbnailnew patent Spatial-mode multiplexing optical signal streams onto a multimode optical fiber
An apparatus includes an optical spatial-mode multiplexer having a plurality of optical inputs and an optical output and an optical spatial-mode filter end-connected to the optical output of the optical spatial-mode multiplexer. The optical spatial-mode filter is configured to end-connect to a multimode optical fiber having a set of optical propagation modes and is configured to pass the optical modes of the set whose velocities in the multimode optical fiber are within a selected range and to block remaining ones of the optical modes of the set..
Alcatel-lucent Usa Inc.


05/19/16
20160142077 
 Dual-band filter and operating method therof patent thumbnailnew patent Dual-band filter and operating method therof
A dual-band filter and method thereof include a diplexer configured to process one of a first band signal and a second band signal, which includes a frequency band different from a frequency band of the first band signal, and block the other of the first band signal and the second band signal. A balun is configured to convert the first band signal from a differential signal to a single signal in response to the first band signal being transmitted, and convert the first band signal from a single signal to a differential signal in response to the first band signal being received.
Samsung Electro-mechanics Co., Ltd.


05/19/16
20160142061 
 Phase detector and associated phase detecting method patent thumbnailnew patent Phase detector and associated phase detecting method
A phase detector includes a plurality of sampling circuits, a logic circuit, a plurality of demultiplexers and a decision circuit, wherein the plurality of sampling circuits use a plurality of clock signals with different phases to sample a data signal respectively to generate a plurality of sampling results; the logic circuit generate n phase-leading signals and n phase-lagging signals according the plurality of sampling results; the plurality of demultiplexers perform demultiplex operations to the n phase-leading signals and the n phase-lagging signals respectively to generate m phase-leading output signals and m phase-lagging output signals respectively; and the decision circuit generates a final phase-leading signal and a final phase-lagging signal according the m phase-leading output signals and the m phase-lagging output signals.. .
M31 Technology Corporation


05/19/16
20160142038 
 Piezoelectric thin film resonator, filter, and duplexer patent thumbnailnew patent Piezoelectric thin film resonator, filter, and duplexer
A piezoelectric thin film resonator includes: a substrate; a piezoelectric film located on the substrate; a lower electrode and an upper electrode facing each other across at least a part of the piezoelectric film; and an insertion film inserted in the piezoelectric film, located in at least a part of an outer peripheral region within a resonance region where the lower electrode and the upper electrode face each other across the piezoelectric film, and not located in a center region of the resonance region, wherein a difference between a total film thickness of the piezoelectric film and the insertion film in a first region, in which the insertion film is inserted, within the resonance region and a film thickness of the piezoelectric film in a second region, in which the insertion film is not inserted, is less than a film thickness of the insertion film.. .
Taiyo Yuden Co., Ltd.


05/19/16
20160141144 
 Method and  electron beam lithography patent thumbnailnew patent Method and electron beam lithography
Disclosed is an apparatus in a semiconductor lithography system. The apparatus comprises a multiplexer and a plurality of imaging elements.
Taiwan Semiconductor Manufacturing Company, Ltd.


05/19/16
20160135741 
 Apparatuses for home use in determining tissue wetness patent thumbnailnew patent Apparatuses for home use in determining tissue wetness
Compact and lightweight, non-invasive apparatuses to determine tissue wetness/hydration based on the frequency responses of regions of the tissue below a sensor of the apparatus. Described herein are compact and lightweight apparatuses having a sensor with an array of electrodes that is directly connected or connectable to control circuitry to attach to the back of the sensor, which can be worn by a patient.
Intersection Medical, Inc.


05/12/16
20160134952 
 Monitor photodiode multiplexer for integrated photonic switches patent thumbnailMonitor photodiode multiplexer for integrated photonic switches
System and method embodiments are provided for monitor photodiode multiplexers for integrated photonic switches. Embodiment monitor photodiode multiplexers provide simplified control circuits, reduced power consumption, and improved manufacturability as compared to other solutions.
Huawei Technologies Co., Ltd.


05/12/16
20160134440 
 Partial response receiver and related method patent thumbnailPartial response receiver and related method
A multi-phase partial response equalizer circuit includes sampler circuits that sample an input signal to generate sampled signals in response to sampling clock signals having different phases. A first multiplexer circuit selects one of the sampled signals as a first sampled bit to represent the input signal.
Rambus Inc.


05/12/16
20160134389 

Optical transmitter and method to control the same


An optical transmitter that outputs a wavelength multiplexed signal that multiplexing sub-signals generated by respective lds. The bias current and the modulation current supplied to the ld are determined such that the sub-signal transmitting the optical multiplexer shows optical power independent of the temperature, and adjusted such that the extinction ratio and the average power of the sub-signal transmitting the optical multiplexer satisfy the preset condition by sensing the sub-signal in upstream of the optical multiplexer..
Sumitomo Electric Industries, Ltd.


05/12/16
20160134286 

High-speed level-shifting multiplexer


Systems and methods for level-shifting multiplexing are described herein. In one embodiment, a method for level-shifting multiplexing comprises selecting one of a plurality of inputs based on one or more select signals, and pulling down one of first and second nodes based on a logic state of the selected one of the plurality of inputs.
Qualcomm Incorporated


05/12/16
20160134282 

Multi-orientation integrated cell, in particular input/output cell of an integrated circuit


An integrated circuit includes at least one integrated cell disposed at a location of the integrated circuit. The at least one integrated cell may have two integrated devices coupled to at least one site of the integrated cell and a multiplexer, and the two integrated devices respectively oriented in two different directions of orientation.
Stmicroelectronics (crolles 2) Sas


05/12/16
20160134005 

Duplexer


A duplexer includes a plurality of first resonators disposed along the transmission path of the transmitting signal; a plurality of second resonators disposed along the transmission path of the receiving signal; and a combining panel having an overlapped area between one of the plurality of first resonators which is disposed closest to an antenna and one of the plurality of second resonators which is disposed closest to the antenna, wherein each of said first resonators and said second resonators includes: a body comprised of dielectric material, and formed with a through hole penetrating unidirectionally, and a conducting layer formed on the cross-section of at least one side of the cross-sections of the both sides along the lengthwise direction of said body, and the surface of the wall of said through hole.. .
Innertron, Inc.


05/12/16
20160133306 

Memory device having an adaptable number of open rows


A memory device comprises a memory array, at least one row address buffer, a set of row data buffers, a row decoder, an array of sense amplifiers, and a demultiplexer. The memory array comprises data elements organized into rows and columns.
Qualcomm Incorporated


05/12/16
20160132295 

Efficient implementation of a multiplier/accumulator with load


This invention is multiply-accumulate circuit supporting a load of the accumulator. During multiply-accumulate operation a partial product generator forms partial produces from the product inputs.
Texas Instruments Incorporated


05/12/16
20160131843 

Multichannel optical transmitter and aligning components in the same


An optical multiplexer and methods of making and calibrating the same are disclosed. A method of aligning components in a multichannel optical/optoelectronic transmitter includes passively fixing a plurality of light emitters in place on a substrate; adjusting positions of a first lens passing light from a first light emitter and an optical signal transmission medium receiving the light from the first light emitter until a far field spot of the light from the first light emitter is at or near an end of the transmission medium; fixing one or more optical subassemblies on the substrate; and adjusting positions of the optical subassembly(ies) to align light from the remaining light emitters with the far field spot.
Source Photonics (chengdu) Co., Ltd.


05/05/16
20160127740 

Video decoding method/device of detecting a missing video frame


Video decoding device is disclosed. The video decoding device comprises a demultiplexer, a first decoder and a controller.
Mediatek Inc.


05/05/16
20160127063 

Multiplexers using weakly-coupled networks in rf front end circuitry


Multiplexing circuitry is disclosed that includes filtering circuitry, which provides a first transfer function between a common port and a first port and a second transfer function between the common port and a second port. The first transfer function and second transfer function provide a first passband and a second passband, respectively.
Rf Micro Devices, Inc.


05/05/16
20160127044 

Multi-channel optical transceiver module including thermal arrayed waveguide grating multiplexer and athermal arrayed waveguide grating demultiplexer


A multi-channel optical transceiver includes a transmitter optical subassembly (tosa) with a thermal arrayed waveguide grating (awg) for multiplexing optical signals and a receiver optical subassembly (rosa) with an athermal awg for demultiplexing optical signals. The tosa may also include a laser array optically coupled to the thermal awg and a temperature control system thermally coupled to the laser array and the thermal awg to control temperature for wavelength tuning.
Applied Optoelectronics, Inc.


05/05/16
20160127034 

Network protection through excess directions of reconfigurable optical add/drop multiplexor (roadm)


A first reconfigurable optical add/drop multiplexers (roadm) and a second roadm are connected by a primary light path and a protection light path. The first roadm includes a first direction and a second direction, and the second roadm includes a third direction and a fourth direction.
Verizon Patent And Licensing Inc.


05/05/16
20160127026 

Diversity receiver front end system with flexible routing


Diversity receiver front end system with flexible band routing. A receiving system can include a plurality of amplifiers, each one of the plurality of amplifiers disposed along a corresponding one of a plurality of paths between an input of the receiving system and an output of the receiving system and configured to amplify a radio-frequency (rf) signal received at the amplifier.
Skyworks Solutions, Inc.


05/05/16
20160127025 

Diversity receiver front end system with post-amplifier filters


Diversity receiver front end system with post-amplifier filters. A receiving system can include a controller configured to selectively activate one or more of a plurality of paths between an input of a first multiplexer and an output of a second multiplexer.
Skyworks Solutions, Inc.


05/05/16
20160127015 

Diversity receiver front end system with flexible antenna routing


Diversity receiver front end system with flexible antenna routing. A receiving system can include a plurality of amplifiers.
Skyworks Solutions, Inc.


05/05/16
20160126994 

Diversity receiver front end system with variable-gain amplifiers


Diversity receiver front end system with variable-gain amplifiers. A receiving system can include a controller configured to selectively activate one or more of a plurality of paths between an input of a first multiplexer and an output of a second multiplexer.
Skyworks Solutions, Inc.


05/05/16
20160126982 

Front-end circuit


A front-end circuit includes a multiplexer, a circulator, reception ports, and variable filters. A port in the multiplexer is connected to an antenna.
Murata Manufacturing Co., Ltd.


05/05/16
20160126932 

Duplexer and communication module


A branching 1 filter has an antenna terminal 3 which receives signal waves and disturbance waves, a transmission filter 11 which is connected to the antenna terminal 3, a reception filter 13 which is connected to the antenna terminal 3 and receives a portion of the signal waves and has, as a passband, a frequency range higher than a passband of the transmission filter 11, and a disturbance wave resonator which is connected to the antenna terminal 3 and to the ground and positioned closer to the antenna terminal 3 side than the transmission filter 11 and the reception filter 13. The disturbance wave resonator 15 is connected to antenna terminal 3 at a position closer to the antenna terminal 3 side than the transmission filter 11 and the reception filter 13.
Kyocera Corporation


05/05/16
20160126929 

Radio frequency filtering circuitry with resonators


Rf multiplexer circuitry includes a first signal path coupled between a first intermediate node and a common node, a second signal path coupled between a second intermediate node and the common node, first resonator circuitry coupled between the first signal path and ground, and second resonator circuitry coupled between the second signal path and ground. The first resonator circuitry is configured to allow signals within a first frequency pass band to pass between the first intermediate node and the common node, while attenuating signals outside of the first frequency pass band.
Rf Micro Devices, Inc.


05/05/16
20160126922 

Multiplexers using weakly-coupled networks in rf front end circuitry


Multiplexing circuitry is disclosed that includes filtering circuitry, which provides a first transfer function between a common port and a first port and a second transfer function between the common port and a second port. The first transfer function and second transfer function provide a first passband and a second passband, respectively.
Rf Micro Devices, Inc.


05/05/16
20160125927 

Apparatus for low power write and read operations for resistive memory


Described are apparatuses for improving resistive memory energy efficiency. An apparatus performs data-driven write to make use of asymmetric write switch energy between write0 and write1 operations.
Intel Corporation


05/05/16
20160125376 

Secure point of sale terminal and associated methods


Methods and systems for processing secure information are disclosed. One method includes receiving secure data from a user via an input device.
Clover Network, Inc.


05/05/16
20160124540 

Chip architecture in improve the sensing latency time in projected capacitance touch


An ic architecture improving the sensing latency time in projected capacitance touch comprises a sensor, a touch control integrated circuit, a sensing bus, a driving bus, the sensor comprising a plurality of sensing electrodes, and a plurality of driving electrodes. The driving electrodes comprise a selected driving electrode.
Inputek Co., Ltd.


04/28/16
20160119222 

Method and routing traffic using asymmetrical optical connections


A method, computer-readable storage device and apparatus for routing traffic in a reconfigurable optical add-drop multiplexer layer of a dense wavelength division multiplexing network are disclosed. For example, the method determines the reconfigurable optical add-drop multiplexer layer has asymmetric traffic, and routes the asymmetric traffic in the reconfigurable optical add-drop multiplexer layer over a plurality of asymmetrical optical connections, wherein the plurality of asymmetrical optical connections is provided with only uni-directional equipment in the reconfigurable optical add-drop multiplexer layer..
At&t Intellectual Property I, L.p.


04/28/16
20160119020 

Mimo antenna leakage canceller system


A system includes a first duplexer that receives samples of a signal transmitted from a first transmit portion of a communication device and outputs a filtered signal based on sampled transmitted signal. A first modulator adjusts the filtered signal based on at least one of a phase, amplitude, and delay of leakage associated with the transmitted signal.
Maxim Integrated Products, Inc.


04/28/16
20160119017 

Multiplexer device with multiple notch filters connected in parallel


A multiplexer device includes an antenna node connected to an antenna for at least one of receiving and transmitting signals; multiple band pass filters connected to the antenna node, each band pass filter having a different passband; and multiple notch filters connected in to the antenna node and the multiple band pass filters, each notch filter having a different stopband corresponding to one of the passbands of the band pass filters. The notch filters are connected in parallel with one another in order to reduce insertion loss..
Avago Technologies General Ip (singapore) Pte. Ltd.


04/28/16
20160119003 

Rf front end architecture


Rf front end circuitry includes mid/high-band switching circuitry and a carrier-aggregation diplexer. The mid/high-band switching circuitry is configured to receive and selectively route mid-band and high-band signals between a mid/high-band output port and a number of mid/high-band transceiver ports.
Rf Micro Devices, Inc.


04/28/16
20160118995 

Analog-to-digital conversion with noise injection via wavefront multiplexing techniques


A novel noise injection technique is presented to improve dynamic range with low resolution and low speed analog to digital converters. This technique combines incoming signal and noise signal with wave front de-multiplexer and split into several channels.
Spatial Digital Systems, Inc.


04/28/16
20160118100 

Differential current sensing scheme for magnetic random access memory


A circuit includes first and second reference cells and a current sense amplifier. The first and second reference cells are configured to store opposite logic values, respectively.
Taiwan Semiconductor Manufacturing Company Ltd.


04/21/16
20160112129 

Resource allocation in pon networks via wave-front multiplexing and de-multiplexing


A data communication system comprises a wave-front multiplexer configured to wave-front multiplex first electronic signals into second electronic signals, an electronic-to-optical converter configured to convert a third electronic signal carrying information associated with said second electronic signals into a first optical signal; an optical transferring module configured to split said first optical signal into second optical signals, wherein each of said second optical signals carries substantially the same data as said first optical signal carries; optical-to-electronic converters configured to convert said second optical signals into fourth electronic signals; wave-front demultiplexers each configured to wave-front demultiplex one of said fourth electronic signals into fifth electronic signals substantially equivalent to said first electronic signals respectively.. .

04/21/16
20160112113 

Antenna structure and wireless communication device using the same


An antenna structure includes a feed end, a ground end, a main radiator, a coupling portion, a matching circuit, a switching circuit, and a diplexer. The main radiator is coupled to the feed end.

04/21/16
20160112073 

Wireless circuitry for simultaneously receiving radio-frequency transmissions in different frequency bands


An electronic device has wireless communications circuitry that includes transmitters and receivers. Antenna structures may be coupled to the transmitters and receivers to support radio-frequency signal transmission and radio-frequency signal reception operations.

04/21/16
20160112071 

Multiband wireless data transmission between aircraft and ground systems based on availability of the ground systems


Provided are methods and systems for multiband wireless data transmission between aircraft and ground systems. The transmission uses different wavelength ranges, each wavelength range corresponding to a different data domain and establishing a different communication channel.

04/21/16
20160112030 

Acoustic wave device, filter, and duplexer


Acoustic wave device includes: a piezoelectric substrate; a first idt located on the piezoelectric substrate; and a second idt located on the piezoelectric substrate and connected in series to the first idt, wherein the first idt and the second idt share a single common bus bar as a first bus bar of two bus bars of the first idt and a first bus bar of two bus bars of the second idt, and the common bus bar has a width not more than two times a wavelength of an acoustic wave propagating through the first and second idts, the common bus bar connects to no dummy electrode finger facing a tip of an electrode finger connected to a second bus bar of the two bus bars of the first idt and the second idt across a gap.. .

04/21/16
20160112025 

Multiplexer


A multiplexer includes: a first filter connected between a common terminal and a first terminal; a second filter connected between the common terminal and a second terminal, and having a passband lower in frequency than a passband of the first filter; and a resonant circuit including: a first inductor and a capacitor connected in series between a first end and a second end of the resonant circuit, the first end being coupled to a node at which the common terminal diverges into the first filter and the second filter, the second end being coupled to the first filter, and a second inductor connected in parallel to the first inductor and the capacitor between the first end and the second end, wherein the passband of the first filter is higher in frequency than an antiresonant frequency of the resonant circuit.. .

04/21/16
20160109501 

Back-plane connector for cubesat


A back-plane connector connects component boards for a cubesat with a processing unit and a board connector electrically connected to the back-plane connector. The board connector mates with complimentary connectors on the component boards.

04/14/16
20160105688 

Operation point for carriage of layered hevc bitstream


A device for processing a bitstream including video data, such as a demultiplexer, extracts a descriptor from the bitstream, wherein the bitstream includes layers of video data for operation points, separate from the descriptor, such that each operation point includes one or more of the layers of video data, and wherein the descriptor includes a set of profile, tier, and level (ptl) structures and data that associates each of the layers of each of the operation points with a corresponding one of the ptl structures, extracts video data for one of the operation points from the bitstream based at least in part on the ptl structures to which the layers of the one of the operation points correspond, and provides the extracted video data to a video decoder.. .

04/14/16
20160104944 

Electronic device cavity antennas with slots and monopoles


An electronic device may be provided with wireless circuitry. The wireless circuitry may include cavity antennas.

04/14/16
20160104593 

Piezoelectric multiplexer


A piezoelectric multiplexer includes an actuator and multiple piezo-morph beams. The actuator includes an actuator conducting head and an actuator stem, and each piezo-morph beam includes a conducting beam contact head and a beam stem manufactured out of piezo-morph material.

04/14/16
20160104520 

Clock signal processor and non-volatile memory device including the same


A clock signal processor includes a duty cycle corrector, a switch point calculator, and a multiplexer. The duty cycle corrector generates a second clock signal by modifying a duty cycle of a first clock signal.

04/14/16
20160103281 

Polarization beam splitter and optical device


A polarization beam splitter according to an exemplary embodiment of the present invention includes: a demultiplexer (11); a multiplexer (14); a first arm waveguide (12), at least a part of which is formed of a rib waveguide; and a second arm waveguide (13), at least a part of which is formed of a channel waveguide. The first and second arm waveguides are formed with a waveguide width at which, in one of linear polarization components orthogonal to each other, a refractive index of the first arm waveguide (12) with respect to input light is the same as a refractive index of the second arm waveguide (13) with respect to the input light and a refractive index change of the first arm waveguide with respect to a change in the waveguide width is the same as a refractive index change of the second arm waveguide with respect to a change in the waveguide width.

04/14/16
20160103181 

Estimation circuit for soc and soh of battery


Estimation circuit for soc and soh of battery includes a control circuit, a current estimation circuit, an open-circuit voltage detection circuit, an optional multiplexer and an electrical-capacity calculation circuit. The control circuit operates under six modes based on a reset signal, a voltage signal and a current signal.

04/07/16
20160099851 

Method and system for optical connection validation in a reconfigurable optical add-drop multiplexer (roadm) node


A method of validating connections in an optical add/drop multiplexer (oadm) that includes a plurality of modules configured to route optical signals through the oadm, and at least one multi-fiber cable connecting modules of the oadm. A light source coupled to a first port of a first module is controlled to emit a test light.
Ciena Corporation


04/07/16
20160099823 

Real time ofdm transmission system


An ofdm (orthogonal frequency division multiplexing) transmitter includes an inverse fast fourier transform circuit, which, in operation, generates, based on digital input data, a complex time-varying digital signal having real and imaginary components; and a multiplexer adapted to generate a time-multiplexed digital signal by time-multiplexing one or more of the real components with one or more of the imaginary components.. .
Stmicroelectronics Sa


04/07/16
20160099800 

Transceiver and operation method thereof


A receiver, a transceiver, and method of operating the transceiver are provided. The receiver includes a diplexer configured to separate a first band signal and a second band signal, the first band signal including a plurality of first subband signals; a first multi-mode switch configured to generate one or more signal paths corresponding to one or more of the plurality of first subband signals; and a plurality of first band pass filters configured to filter the plurality of first subband signals, wherein the plurality of first band pass filters and the first multi-mode switch are electrically coupled, and one or more of the plurality of first band pass filters, corresponding to one or more of the plurality of first subband signals, filter the plurality of first subband signals, respectively..

04/07/16
20160098956 

Organic light emitting display device


An organic light emitting display device includes a display area and a non-display area. The display area includes display pixels at crossing areas of data lines, scan lines, and emission control lines.
Samsung Display Co., Ltd.


04/07/16
20160098506 

Signal delay flip-flop cell for fixing hold time violation


A signal delay cell for use in resolving hold time violations in an ic has a first multiplexer having a first functional data input node and a scan data input node ti and a second multiplexer having a second functional data input node, a second input node connected to the output of the first multiplexer and a flip-flop module. The propagation of a data input signal applied to the first multiplexer is delayed, and the hold margin of the flip-flop module is increased by transit through the first multiplexer.
Freescale Semiconductor, Inc.


04/07/16
20160097901 

Apparatus and optical time domain reflectometry


An optical signal routing device may include a first lens, second lens and a wavelength division multiplexer (“wdm”) filter positioned between the first and second lenses. The wdm filter may reflect a signal of a first wavelength with a first attenuation and pass the first wavelength signal attenuated by at most a second attenuation to the second lens, the first attenuation exceeding the second attenuation by a first predetermined amount.
Go!foton Holdings, Inc.


04/07/16
20160095559 

Photon-counting detector with count-rate dependent multiplexing


A photon-counting system includes photon-counting detectors that output photon-counting signals to indicate a number of photons impinging on the photon-counting detectors. The system also includes analog-to-digital conversion circuits, which convert one of the photon-counting signals into a digital photon-counting signals, and a processor that processes the digital photon-counting signals to extract information from the photon-counting signals.
Toshiba Medical Systems Corporation


03/31/16
20160094860 

Image encoding device, image encoding method, image decoding device, and image decoding method


An image encoding device includes an encoder that encodes a first field of a specific frame as an intra picture which is predicted by using only an ultra prediction, and that encodes the first field of the above-described specific frame, a second field of the above-described specific frame, a picture whose encoding order is later than that of the first field of the above-described specific frame later and whose display order is earlier than that of the first field, and another picture whose encoding order and also display order are later than those of the first field of the above-described specific frame in order of those pictures, and a multiplexer that multiplexes information showing that the first field of the above-described specific frame is a picture, in a bitstream, at which decoding can be started into the above-described bitstream.. .
Mitsubishi Electric Corporation


03/31/16
20160094331 

Multiplexers and duplexers having active cancellation for improved isolation between transmit and receive ports


A multiplexer is configured to receive a transmit signal from a first amplifier and to provide a receive signal to a second amplifier. A leakage signal is transmitted to a path leading to the second amplifier.
Avago Technologies General Ip (singapore) Pte. Ltd .


03/31/16
20160094330 

Systems and methods for selecting digital content channels using low noise block converters including digital channelizer switches


Systems and methods are provided for selecting data from intermediate frequency signals, corresponding to received signals (e.g., satellite signals) carrying modulated data, using digital channelizer switches. An example digital channelizer switch may comprise a plurality of high speed analog-to-digital converters configured to digitize the intermediate frequency signals; a plurality of digital channelizers configured to digitally tune data from the digitized intermediate frequency signals; a multiplexer configured to select one or more digitized intermediate frequency signal generated by the plurality of high speed analog-to-digital converters as inputs to the plurality of digital channelizers; and a high speed digital-to-analog converter configured to generate an analog output signal using digitally tuned data by the digital channelizer, from at least one digitized intermediate frequency signal..
Entropic Communications, Llc


03/31/16
20160094201 

Surface acoustic wave filter device and duplexer


A surface acoustic wave filter device includes surface acoustic wave filters, one of which includes a longitudinally coupled resonator-type first filter section and a longitudinally coupled resonator-type second filter section. The second filter section is electrically connected in parallel or series with the first filter section on at least one of an input signal side and an output signal side.
Murata Manufacturing Co., Ltd.


03/31/16
20160094198 

Filter device and duplexer


In a filter device, first and second filter sections are connected in parallel between an input terminal and an output terminal. The first filter section is a longitudinally coupled resonator-type elastic wave filter including first and second inter-stage wiring lines with a two-stage cascading connection.
Murata Manufacturing Co., Ltd.


03/31/16
20160093260 

Display device and associated method


A display device comprises a display panel. The display panel comprises a plurality of gate lines, a plurality of data lines, a plurality of sub-pixels, a gate driver connected to the gate lines, and a data driver connected to the data lines.
Innolux Corporation


03/31/16
20160092399 

Folded butterfly module, pipelined fft processor using the same, and control the same


A folded butterfly module performs a radix-22 butterfly operation, and includes: a buffer operable to store first and second to-be-stored data and output first and second stored data; a first multiplexer operable to output one of the second stored data and input data as first selection data; a butterfly operator performing a radix-2 butterfly operation on the first stored data and the first selection data to generate operation data and the second to-be-stored data; a second multiplexer operable to output one of the input data and the operation data as the first to-be-stored data; a third multiplexer operable to output one of the operation data and the second stored data as second selection data; and a multiplier generating output data that equal a product of the second selection data and twiddle data.. .
National Chiao Tung University


03/31/16
20160091560 

Integrated circuit and testing


An integrated circuit includes a first circuit and a test circuit. The test circuit is configured to test the timing of a first circuit.
Taiwan Semiconductor Manufacturing Company, Ltd.


03/24/16
20160087818 

Partial response equalizer and related method


A multi-phase partial response receiver supports various incoming data rates by sampling prdfe output values at a selected one of at least two clock phases. The receiver includes a calibration circuit that performs a timing analysis of critical data paths in the circuit, and this analysis is then used to select the particular clock phase used to latch the output values.
Rambus Inc.


03/24/16
20160087714 

Forward and reverse calibration for ground-based beamforming


Methods and systems for calibrating the return and forward links of a satellite communication system are provided according to embodiments of the invention. The phase and/or amplitude variations caused by the return and forward links are calculated and/or estimated to aid in beamforming, such as ground-based beamforming.
Viasat, Inc.


03/24/16
20160086560 

Semiconductor device, driver circuit, and display device


To provide a semiconductor device including a narrowed bezel obtained by designing a gate driver circuit. A gate driver of a display device includes a shift register unit, a demultiplexer circuit, and n signal lines.
Semiconductor Energy Laboratory Co., Ltd.


03/24/16
20160085260 

Apparatuses and methods for providing clock signals


Apparatuses and methods for providing clock signals are described herein. An example apparatus may include a clock generator circuit.
Micron Technology, Inc.


03/24/16
20160085024 

Optical spatial mode-multiplexer


An apparatus includes an optical fiber bundle that includes a plurality of input optical fibers and a tapered segment. One end of each of the input optical fibers physically connects to a wide end of the tapered segment.
Alcatel-lucent Usa Inc.


03/17/16
20160080782 

Employing helper transport streams for re-multiplexing


In one system embodiment, a master re-multiplexer may be configured to receive an indexed transport stream, re-multiplex the indexed transport stream by performing a set of re-multiplexing operations, generate a helper transport stream, the helper transport stream comprising a description of the set of operations, wherein the set of operations comprises both program clock reference (pcr) re-stamping and inserting packets, and providing the helper transport stream over a communications network to plural remote re-multiplexers capable of identically re-multiplexing the indexed transport stream based on the helper transport stream.. .
Cisco Technology, Inc.


03/17/16
20160080119 

Self-test gsm/edge power measurement


A method and apparatus for self-testing a gsm/edge communications device. An embodiment provides a method of measuring transmit power.
Qualcomm Incorporated


03/17/16
20160080102 

Optimizing optical systems using code division multiple access and/or orthogonal frequency-division multiplexing


An optical receiver comprises an optical port configured to receive an encoded optical signal, and a demodulation block indirectly coupled to the port and comprising a multiplexer, wherein the multiplexer is configured to receive an encoded electrical signal, wherein the encoded electrical signal is associated with the encoded optical signal, and wherein the encoded electrical signal is encoded using a code division multiple access (cdma) scheme, receive a code associated with the scheme, perform a dot multiplication of the encoded electrical signal and the code, and generate a differential voltage based on the dot multiplication.. .
Futurewei Technologies, Inc.


03/17/16
20160079971 

Delay circuit


Systems and methods for delay control are described herein. In one embodiment, a delay circuit comprises a first delay path and a second delay path.
Qualcomm Incorporated


03/17/16
20160079934 

World band radio frequency front end module, system and method thereof


The present disclosure relates to a world band radio frequency power amplifier and a world band radio frequency front end module. The world band power amplifier can contain at least one broadband power amplifier connected to a switch which can direct an rf input signal to a plurality of transmission paths, each transmission path configured for a different frequency.
Micro Mobio Corporation


03/17/16
20160078845 

Display panel and transmitting signals therein


A display panel includes scan lines, data lines and a multiplexer circuit. The data lines interlace with the scan lines.
Au Optronics Corporation


03/17/16
20160078826 

Display device


A display device includes a pixel array having a plurality of pixels arranged in a matrix form based on a crossing structure of data lines and gate lines, a data driver having a plurality of output channels and configured to output a data voltage, a multiplexer configured to distribute the data voltage output from the data driver to the data lines in response to first and second control signals, and a gate driver configured to output a gate pulse synchronized with the data voltage in a non-sequential manner. The first and second control signals are in antiphase, and a switching cycle of the first and second control signals is one horizontal period or two horizontal periods..
Lg Display Co., Ltd.


03/17/16
20160077174 

Flexible signal multiplexer for mri receiving systems


The embodiments relate to a method and a receiving system for an imaging magnetic resonance tomography system. The receiving system includes at least one multiplexer entity for a plurality of receive signals, which respectively come from an antenna of a local coil and may be switched to an analog-digital converter, wherein sampling rates (e.g., 20 ms/s per ch, 40 ms/s per ch, 80 ms/s per ch) of an analog-digital converter for the sampling of a receive signal may be changed..

03/17/16
20160076331 

Modular, retrievable valve packs for blowout preventer multiplexer controls


Retrievable sub-pods for use in a blowout preventer (bop) stack, including systems of sub-pods and methods for use, are disclosed. The sub-pod includes a valve assembly, wherein the valve assembly includes a solenoid, an electronics interface, and a directional control valve.
Hydril Usa Distribution, Llc


03/10/16
20160072605 

Time-division multiplexing data aggregation over high speed serializer/deserializer lane


A digital signal interface includes a multiplexer coupled to receive a plurality of data signals from at least one of a microprocessor, a microcontroller, or a field-programmable gate array (fpga), the multiplexer multiplexing the plurality of data signals. The interface further includes a serializer/deserializer (serdes) transceiver coupled to receive the multiplexed data signals, the serdes transceiver serializing the multiplexed data signals and transmitting the serialized data signals..
Artesyn Embedded Computing, Inc.


03/10/16
20160072477 

Duplexer, filter and communication module


A duplexer includes: a transmit filter that is connected between an antenna terminal and a transmit terminal and has a plurality of acoustic wave resonators; a receive filter that is connected between the antenna terminal and a receive terminal and has a plurality of acoustic wave resonators; and a delay line or a longitudinal coupling type resonator that is connected in parallel with at least one of the plurality of acoustic wave resonators of the transmit filter and the plurality of acoustic wave resonators of the receive filter and has at least two idts (interdigital transducers).. .
Taiyo Yuden Co., Ltd.


03/10/16
20160072471 

Elastic wave filter and duplexer using same


An elastic wave filter has an unbalanced signal terminal, first and second balanced signal terminals, and first through fifth idt electrodes arranged in ordinal order between a pair of grating reflectors. Wiring electrodes of the third and fifth idt electrodes are disposed adjacent a ground electrode of the fourth idt electrode, wiring electrodes of the second and third idt electrodes are disposed adjacent one another, and ground electrodes of the first and second idt electrodes are disposed adjacent one another.
Skyworks Panasonic Filter Solutions Japan Co., Ltd.


03/10/16
20160071469 

Liquid crystal display device and related alignment method


A liquid crystal display device includes a display panel, a multiplexer, an alignment circuit and a short bar circuit. The multiplexer is configured to provide a plurality of output data signals according to a plurality of switch control signals and an input data signal.
Au Optronics Corp.


03/10/16
20160071463 

Semiconductor device, driver ic, display device, and electronic device


A semiconductor device including a test circuit is miniaturized. The semiconductor device includes r first input terminals (r is an integer of 2 or more), a second input terminal, r functional circuits, a demultiplexer, and a switch circuit.
Semiconductor Energy Laboratory Co., Ltd.


03/10/16
20160070595 

Asynchronous task multiplexing and chaining


The described technology is directed towards sharing asynchronous (async) tasks between task chains, including in a way that prevents cancellation of lower-level chain entity from cancelling a shared async task. A shared async task is wrapped in multiplexer code that maintains lower-level entity identities as a set of listeners of the shared async task, and when a listener cancels, only removes that listener from the set of listeners so that the shared async task does not cancel as long as one listener remains in the set.
Home Box Office, Inc.


03/03/16
20160065934 

Imaging architecture for depth camera mode with mode switching


An imaging architecture is described for a depth camera mode with mode switching. In one example, an imaging device has a primary camera to capture an image of a scene, a secondary camera to capture an image of the same scene, a third camera to capture an image of a second scene, a processor having a first port coupled to the primary camera to receive images from the primary camera and a second port to receive images, and a multiplexer coupled to the secondary camera and to the third camera to receive the captured images and to alternately couple the secondary camera or the third camera to the second port of the processor..
Intel Corporation


03/03/16
20160065423 

Collecting and analyzing selected network traffic


A tracking system is described herein for investigating the behavior of a network. In operation, each switch in the network (or each switch in some subset of switches) may determine whether each original packet that it processes satisfies one or more packet-detection rules.
Microsoft Corporation


03/03/16
20160065303 

Methods, apparatuses and system for monitoring roadm optical network


Provided are methods, apparatuses and a system for monitoring a reconfigurable optical add drop multiplexer (roadm) optical network. The method includes: loading, in an optical signal at a sending end, a wavelength label frequency and attribute information of a channel used for transmitting the optical signal; sending the wavelength label frequency and/or the attribute information; receiving, at a monitoring end, the optical signal and acquiring, from the optical signal, the wavelength label frequency and/or the attribute information of the channel used for transmitting the optical signal; and monitoring the roadm optical network according to the wavelength label frequency and/or the attribute information.
Zte Corporation


03/03/16
20160065263 

Dual band concurrent transceiver


A method and apparatus are disclosed for concurrently transmitting and/or receiving two or more communication signals by a wireless device. The communication signals may include signals described by two or more communication protocols, such as wi-fi communication signals and bluetooth communication signals.
Qualcomm Incorporated


03/03/16
20160065216 

Integrated circuit device with programmable analog subsystem


An integrated circuit (ic) device can include a plurality of analog blocks, including at least one fixed function analog circuit, and at least one reconfigurable analog circuit block selected from: a continuous time (ct) block comprising a plurality of reconfigurable amplifier circuits and a discrete time block comprising amplifiers with a reconfigurable switch network; an analog multiplexer (mux) configured to selectively connect any of a plurality of input/outputs (i/os) of the ic device to the analog blocks, the analog mux including at least one low noise signal path pair having a lower resistance than other signal paths of the analog mux; at least one analog routing block reconfigurable to provide signal paths between any of the analog blocks; a digital section comprising digital circuits; and a processor interface coupled to the analog blocks.. .
Cypress Semiconductor Corporation


03/03/16
20160065175 

Surface acoustic wave filter, surface acoustic wave filter device, and duplexer


A surface acoustic wave filter includes a longitudinally coupled resonator first filter section and a longitudinally coupled resonator second filter section that is electrically connected to the first filter section in parallel or in series and that is provided next to the first filter section in a surface acoustic wave propagation direction. The first filter section includes a first interdigital transducer group arranged in the surface acoustic wave propagation direction.
Murata Manufacturing Co., Ltd.


03/03/16
20160065174 

Ladder filter and duplexer


A ladder filter includes a plurality of series-arm resonators and parallel-arm resonators including surface acoustic wave resonators. A metallization ratio of the series-arm resonator having the smallest electrostatic capacity among the plurality of series-arm resonators is the smallest among the plurality of series-arm resonators and an electrode finger pitch of the series-arm resonator having the smallest electrostatic capacity is the largest among electrode finger pitches of the plurality of series-arm resonators..
Murata Manufacturing Co., Ltd.




Lexer topics: Capacitive Sensor, Semiconductor, Demultiplex, Video Play, Multiplexing, Compatibility, Coding Method, Volatile Storage, Volatile Memory, Memory Cells, Memory Cell, Semiconductor Substrate, Speech Recognition, Intersymbol Interference, Feedback Signal

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