223929 ⎘
Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication; Receivers; Coherent receivers Arrangements affecting the optical part of the receiver
Sub-classes:RESONATORS TO TRACK AND CONTROL MODE-LOCKED LASER DIODES
#2APPARATUS AND METHOD FOR COHERENT RECEPTION
#3Radio Frequency Signal Transmission Using Free Space Optical Communications
#4Radio Frequency Signal Transmission Using Free Space Optical Communications
#5SYSTEMS AND METHODS FOR FREE SPACE OPTICAL INJECTION LOCKING
#6RECEIVER DEVICE FOR PULSE AMPLITUDE MODULATION SIGNALS
#7OPTICAL MULTIPLE-INPUT-MULTIPLE-OUTPUT (MIMO) RECEIVER USING STOKES VECTOR MEASUREMENTS
#8APPARATUS AND METHODS FOR MONITORING OPTICAL NETWORKS
#9Frequency comb-based analog coherent receiver for multi-wavelength optical links
#10Coherent receiver having low VOA-induced phase changes
#11OPTICAL COHERENT RECEIVER HAVING AN OPTICAL HYBRID CONFIGURATION WITH REDUCED PHASE ERROR
#12OPTICAL TRANSMISSION DEVICE AND COMMUNICATION DEVICE
#13Polarization-Diverse Radio Receive Element, Receiver, Transceiver and Related Methods of Operation
#14METHOD AND SYSTEM FOR FINE FREQUENCY FINESSE FILTERING
#15Optical coherent receiver having an optical hybrid configuration with reduced phase error
#16PROCESSING SIGNALS USING ENTANGLEMENT-ASSISTED COMMUNICATION
#17Coherent Optical Receiver
#18OPTICAL SIGNAL RECEIVER COMPRISING A MULTI-TAP PIXEL
#19LIGHT RECEPTION DEVICE, RECEPTION DEVICE, AND COMMUNICATION DEVICE
#20Optical Module
#21On-chip adaptive optical receiver system, optical chip, and communication device
#22DIRECT DETECTION OF MODULATED COHERENT OPTICAL SIGNALS BY MEANS OF A STRUCTURE EXHIBITING FANO RESONANCE
#23Cable identification and physical route tracing using state of polarization or phase coherent measurements
#24P-TYPE DOPING IN GAN LEDS FOR HIGH SPEED OPERATION AT LOW CURRENT DENSITIES
#25TURBULENCE-RESILIENT SELF-COHERENT FREE-SPACE OPTICAL COMMUNICATIONS USING AUTOMATIC PILOT-ASSISTED OPTOELECTRONIC BEAM MIXING OF MANY MODES
#26Optical multiple-input-multiple-output (MIMO) receiver using stokes vector measurements
#27COHERENT OPTICAL RECEIVER, AND OPTICAL COMMUNICATION DEVICE AND SYSTEM
#28OPTICAL MODULE, PROCESSING COMPONENT, PLUG COMPONENT, SYSTEM, AND METHOD
#29Tunable optical filter in coherent optical transmitters
#30OPTICAL DEVICE AND OPTICAL RECEIVING DEVICE
#31Coherent receiver having low VOA-induced phase changes
#32OPTICAL RECEPTION APPARATUS AND MONITOR SIGNAL GENERATING METHOD
#33PHOTONIC INTEGRATED CIRCUIT AND OPTO-ELECTRONIC SYSTEM COMPRISING THE SAME
#34High-speed optical analog-to-digital converter based on compressive sensing
#35COHERENT OPTICAL RECEIVER DEVICE AND COHERENT OPTICAL RECEIVING METHOD
#36Optical 90-degree hybrid
#37Apparatus and methods for monitoring optical networks
#38Optical coherent transceiver and filter adjustment method
#39Detecting and localizing acoustic signals with an optical network
#40Tap centerer method and structure for coherent optical receiver
#41Optical link and coherent receiver noise characterization
#42Signal processing device and transmission device
#43Accurate measurement for guided acoustic-wave Brillouin scattering
#44Wavelength demultiplexer, optical transceiver front-end module, photonic circuit, and wavelength demultiplexing control method
#45Optical reception apparatus and monitor signal generating method
#46Optical phased array receiver architectures
#47P-type doping in GaN LEDs for high speed operation at low current densities
#48Detection of seismic disturbances using optical fibers
#49Asymmetric direct detection of optical signals
#50Device for coherently detecting in a simplified way and without optical loss
#51Optical receiver including constrained frequency-domain circuitry with adaptive equalization
#52Optical receiving apparatus and waveform distortion compensation method
#53Space optical coupling apparatus
#54Receiver and system for transporting and demodulating complex optical signals
#55Frequency agile microwave radiometer, hyperspectral microwave radiometer and methods of operation
#56Adaptive equalization device, adaptive equalization method, and communication device
#57Polarization processing apparatus, optical transceiver, and optical polarization processing method
#58Grating- and fiber-coupled multi-beam coherent receiving system in mid- and far-infrared band
#59Coherent optical receiver device and coherent optical receiving method
#60Tap centerer method and structure for coherent optical receiver
#61Tap stabilizer method and structure for coherent optical receiver
#62Optical analog matrix multiplier for optical neural networks
#63Coherent optical receiver and fabrication method thereof
#64Optical reception apparatus and monitor signal generating method
#65Methods and apparatus for cavity angle tuning for operating condition optimization
#66Optical mitigation of inter-channel crosstalk for WDM channels
#67Mode demultiplexing hybrid apparatus, methods, and applications
#68Method for receiving a modulated optical signal and receiver unit
#69Optical receiver and optical reception method
#70Optical module
#71Coherent optical receiver device and coherent optical receiving method
#72Reduced complexity constrained frequency-domain block LMS adaptive equalization for coherent optical receivers
#73Coherent receiver for free space optical communications and lidar
#74Optical reception apparatus and monitor signal generating method
#75OPTICAL DELAY LINES FOR ELECTRICAL SKEW COMPENSATION
#76Adaptive equalization filter and signal processing device
#77Forward and backward propagation methods and structures for coherent optical receiver
#78Quantum interference detection of optical frequency comb offset frequency
#79Systems and methods for coherent optics interface
#80Transmitter optical signal to noise ratio improvement through receiver amplification in single laser coherent systems
#81Assembly method for coherent receiver
#82Tap centerer method and structure for coherent optical receiver
#83Reception device, transmission device, optical communication system and optical communication method
#84Tap stabilizer method and structure for coherent optical receiver
#85Coherent optical receiver device and coherent optical receiving method
#86Photodetector circuit with improved saturation current and integrated optical filtering
#87Phase change detection in optical signals
#88Frequency agile microwave radiometer, hyperspectral microwave radiometer and methods of operation
#89Reduced complexity constrained frequency-domain block LMS adaptive equalization for coherent optical receivers
#90Coherent detection with remotely delivered local oscillators
#91Optical reception apparatus and monitor signal generating method
#92Known signal detection method
#93Method and system for establishing at least two bidirectional communication links using coherent detection
#94Systems and methods for coherent optics interface
#95LIGHT MONITORING MECHANISM, EXTERNAL RESONATOR-TYPE LASER LIGHT SOURCE, TUNABLE LASER DEVICE, AND OPTICAL WAVEGUIDE FILTER
#96Common mode rejection ratio measurement device for coherent optical receiver, and measurement method
#97High capacity coherent optical transceiver for short reach applications
#98Optical delay lines for electrical skew compensation
#99Phase compensation device, phase compensation method and communication apparatus
#100Transmitter optical signal to noise ratio improvement through receiver amplification in single laser coherent systems
#101Tap centerer method and structure for coherent optical receiver
#102Tap stabilizer method and structure for coherent optical receiver
#103Forward and backward propagation methods and structures for coherent optical receiver
#104System for optical linear sampling and coherent detection of an optical signal
#105Systems and methods for filtering and presenting optical beacons or signals
#106Optical receiver and method of assembling the same and providing rotational alignment
#107Coherent optical receiver device and coherent optical receiving method
#108Decoding a combined amplitude modulated and frequency modulated signal
#109Reception of multiple-wavelength optical signals consisting of single-band optical bursts
#110Optical signal processing using an optical resonator
#111Demodulation of QAM modulated optical beam using Fabry-Perot etalons and microring demodulators
#112Optically sensed demodulation systems and methods for optical communications
#113Driver with distributed architecture
#114Receiver with mutually coherent optical frequency combs
#115Satellite tracking with a portable telescope and star camera
#116Coherently-combined multiple apertures
#117Receivers for optical narrowcasting
#118Optical receiver, optical termination device, and optical communication system
#119Optical reception apparatus and monitor signal generating method
#120All-optical silicon-photonic constellation conversion of amplitude-phase modulation formats
#121Receivers for optical narrowcasting
#122Coherently-combined multiple apertures
#123Transmitter optical signal to noise ratio improvement through receiver amplification in single laser coherent systems
#124Decoding a combined amplitude modulated and frequency modulated signal
#125Chip-based advanced modulation format transmitter
#126Optoelectronic equalizer circuit
#127Receiving method and receiver device for a coherent optical communication system
#128Neutrino communication system
#129Coherent optical receiver
#130Apparatus enabling use of a reference diode to compare against a device under test in relative amplitude and phase measurements
#131Apparatus and method for monitoring signal quality of a modulated optical signal
#132Optical spatial-division multiplexed transmission system and transmission method
#133Coherent optical receiver device and coherent optical receiving method
#134Optical receiving apparatus, optical transmitter and receiver module, and optical transmitting and receiving apparatus
#135Tunable optical filter, tunable optical component, and multi-wavelength passive optical network system
#136Chip-based advanced modulation format transmitter
#137Monolithic widely-tunable coherent receiver
#138Optical receiver and method for manufacturing the same
#139Planar lightwave circuit and optical receiver
#140Receiver and failure detection method for receiver
#141Spectral analysis for coherent optical receivers
#142Tunable coherent optical receiver and method
#143Optical feed-forward equalizer for MIMO signal processing
#144Coherent optical receiver device and coherent optical receiving method
#145Dual-polarization multi-wavelength coherent receiver frontend
#146Optical coherent receiver with local oscillator laser having hybrid cavity
#147Monolithic widely-tunable coherent receiver
#148Automatic gain control for high-speed coherent optical receivers
#149Endless phase shifting
#150Optical hybrid circuit, optical receiver, optical transceiver, and light receiving method
#151CONTROL CIRCUIT, COMMUNICATION SYSTEM, AND CONTROL METHOD
#152COHERENT OPTICAL RECEIVING APPARATUS AND COHERENT OPTICAL RECEIVING METHOD
#153Apparatus for compensating optical signal impairments
#154Monolithic widely-tunable coherent receiver
#155Chip-based advanced modulation format transmitter
#156Feedback-controlled coherent optical receiver with electrical compensation/equalization
#157Optical heterodyne receiver and method of extracting data from a phase-modulated input optical signal
#158Radio frequency signal transmission using free space optical communications
#159Radio frequency signal transmission using free space optical communications
#160Reconfigurable optical receiver for use with multiple modulation techniques
#161Systems and methods for free space optical injection locking
#162Systems and methods of compensating for frequency offsets in optical communications
#163Frequency and bandwidth agile optical bench
#164Systems and methods for coherent optics interface
#165Guided-wave-driven metasurface antennas
#166System and method for phase noise compensation in fibered optical paths
#167Transmitting an optical signal including heterodyne combinations
#168Systems and methods for coherent optics interface
#169Power-based encoding of data to be transmitted over an optical communication path
#170Forward and backward propagation methods and structures for coherent optical receiver
#171Reduced complexity constrained frequency-domain block LMS adaptive equalization for coherent optical receivers
#172Mobile system incorporating flexible and tunable anti-reflective skin and method of use
#173Dynamic range extension of heterodyne fiber-optic interferometers via instantaneous carrier measurement
#174Chip-scale mid-IR scanning frequency modulated coherent ladar receiver