223830 ⎘
Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication; Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion using spectral equalisation, e.g. spectral filtering
Integrated Prism-Chirped Volume Bragg Grating For Dispersion Compensation
#2VARIABLE OPTICAL ATTENUATOR ARRAY, AND POWER ADJUSTMENT DEVICE
#3ROADM Architecture for Wide Spectrum Channels
#4OPTICAL FILTER CONTROL APPARATUS, OPTICAL RECEPTION APPARATUS, AND OPTICAL RECEPTION METHOD
#5CIRCUIT FOR MULTI-PATH INTERFERENCE MITIGATION IN AN OPTICAL COMMUNICATION SYSTEM
#6TECHNOLOGIES FOR OPTICAL EQUALIZERS
#7Free Space Optical Communications using a Spectrally-Equalizing Amplifier
#8APPARATUS AND METHOD FOR ASE IDLER PASSBAND LOADING CONTROL (APLC)
#9Free space optical communications using a spectrally-equalizing amplifier
#10OPTIMAL EQUALIZATION PARTITIONING WITH A LINEAR RECEIVER SIGNAL PATH
#11Free space optical communications using a spectrally-equalizing amplifier
#12Free Space Optical Communications using a Spectrally-Equalizing Amplifier
#13OPTIMAL EQUALIZATION PARTITIONING WITH AUTOMATIC GAIN ADJUSTMENT
#14CIRCUIT FOR MULTI-PATH INTERFERENCE MITIGATION IN AN OPTICAL COMMUNICATION SYSTEM
#15Optical communication using double sideband suppressed carrier demodulation
#16Method for equalization in an access network of passive optical network type, computer program product, optical line termination and optical network unit corresponding thereto
#17Tunable optical filter in coherent optical transmitters
#18Remote unit, multi-band distributed system and signal processing method
#19Optical communication using double sideband suppressed carrier modulation
#20Apparatus and Methods for Mitigating Multipath Interference in Fiber Transmission System
#21OPTIMAL EQUALIZATION PARTITIONING
#22Coherent receiver with mixed signal processing
#23Optical communication system and dispersion compensation method
#24Optimal equalization partitioning
#25Optical system comprising a reconfigurable device and optical system control method
#26METHODS, DEVICES, APPARATUSES, AND MEDIUM FOR OPTICAL COMMUNICATION
#27Dispersing data rate to mitigate electromagnetic interference
#28Circuit for multi-path interference mitigation in an optical communication system
#29Wavelength-division multiplexing optical transmission system, wavelength-division multiplexing optical transmission method, and non-transitory computer readable medium
#30Coherent receiver with mixed signal processing
#31Compensation of signal distoration induced by a periodic optical copropagating optical signal
#32Optimal equalization partitioning
#33Signal processing apparatus and optical receiving apparatus
#34Optimal equalization partitioning
#35Coherent receiver with mixed signal processing
#36Single mode fiber distributed temperature sensing with improved noise characteristics
#37Optical line terminal and a method therefor
#38Interference suppression with mitigation of intermodulation distortion
#39Coherent receiver with mixed signal processing
#40Apparatus and method for determining coefficients of fixed equalizer
#41Circuit for multi-path interference mitigation in an optical communication system
#42TRANSMIT AND RECEIVE RADIO FREQUENCY (RF) SIGNALS WITHOUT THE USE OF BASEBAND GENERATORS AND LOCAL OSCILLATORS FOR UP CONVERSION AND DOWN CONVERSION
#43Optical transmission systems, receivers, and devices, and methods of receiving optical signals
#44Interference suppression with mitigation of intermodulation distortion
#45Channel diagnostics based on equalizer coefficients
#46Circuit for multi-path interference mitigation in an optical communication system
#47HOST-EQUALIZED OPTICAL LINKS
#48Methods and apparatus for improving the skew tolerance of a coherent optical transponder in an optical communication system
#49High-speed receiver architecture
#50Methods and apparatus for improving the skew tolerance of a coherent optical transponder in an optical communication system
#51Channel diagnostics based on equalizer coefficients
#52Circuit for multi-path interference mitigation in an optical communication system
#53Optical communication system and method
#54System and method for modulating filter coefficients in a channelizer
#55Transmit and receive radio frequency (RF) signals without the use of baseband generators and local oscillators for up conversion and down conversion
#56Compensation coefficient calculation method
#57Method and apparatus for enabling a single fiber-working on an optical fiber
#58High-speed receiver architecture
#59High-speed receiver architecture
#60Channel diagnostics based on equalizer coefficients
#61Signal processing device used in optical receiver and signal processing method
#62Data-aided chromatic dispersion estimation
#63High-speed receiver architecture
#64Apparatus for measuring a filtering characteristic, pre-equalizer and communication equipment
#65Apparatus for measuring a filtering characteristic, pre-equalizer and optical communication equipment
#66Transimpedance amplifier, and related integrated circuit and optical receiver
#67Non-linear propagation impairment equalization
#68System optimization of pulse shaping filters in fiber optic networks
#69Mitigation of multi-path interference from quasi-single-mode fiber using hybrid span configuration and digital signal processing
#70Mitigation of spectral offset in an optical filter
#71Method for implementing turbo equalization compensation, turbo equalizer and system
#72Optical transmission device, nonlinear distortion compensation method, and nonlinear distortion pre-equalization method
#73Interleaved Bidirectional Sub-Nyquist Transmission with Overlapping Counter-Propagating Signal Spectral Bands
#74Method and apparatus for Raman cross-talk mitigation
#75OFDMA overlay on legacy passive optical networks using optical nyquist filtering
#76Optical nyquist superchannel generation using microwave low-pass filtering and optical equalization
#77DISPERSION TOLERANT OPTICAL SYSTEM AND METHOD
#78Single Sideband Up-Down Converter for Sub-Octave Bandwidth Transmission of Low Frequency Signals
#79Updating apparatus and method for equalizer coefficient, receiver and otpical communication system
#80Equalization mechanism for processing traffic based on three-quadrature amplitude modulation (3QAM)
#81Method and system for non-linearity compensation in optical transmission systems
#82Method and apparatus for raman cross-talk mitigation
#83Optical spectral shaping for nonlinearity enhancement in high speed digital coherent optical transmissions
#84Digital coherent receiver and phase control method
#85Optical interconnect using optical transmitter pre-distortion
#86Efficiently update coefficients of an adaptive filter
#87Dispersion tolerant optical system and method
#88High-speed receiver architecture
#89Digital equalization apparatus and method for coherent optical receiver
#90Dispersion tolerant optical system and method
#91Equalization filter and distortion compensating method
#92Intra-channel equalizing optical interleaver
#93ARRANGEMENT FOR COMPENSATING RAMAN SCATTERING
#94PATTERN EFFECT REDUCTION OF OPTICAL SIGNALS
#95OPTICAL EQUALIZATION FILTERING OF DWDM CHANNELS
#96Gain flattening filter for preserving the spectral bandwidth in cryogenic ultrashort-pulse laser amplifiers
#97Method for optimizing output in ultrashort-pulse multipass laser amplifiers with selective use of a spectral filter
#98Optical transmitter
#99Active control loop for power control of optical channel groups
#100Method for preemphasising an optical multiplex signal
#101Channel balancing of a wavelength division multiplexed optical signal
#102Apparatus and method of compensating transmission property of light demultiplexer/light multiplexer
#103Equalizer circuit for a light source
#104Spectral tilt measurement system and method for an optical medium
#105Dynamic broadband optical equalizer
#106Gain-providing optical power equalizer
#107Wavelength characteristic variable filter, optical amplifier, and optical communications apparatus
#108Interferometric system for selection of optical beam spectral components
#109Dynamic spectral equalizer using a programmable holographic mirror
#110Optical transmission device
#111Free space optical communications using a spectrally-equalizing amplifier
#112Free space optical communications using a spectrally-equalizing amplifier
#113Optical amplifier signaling systems and methods for shutoff coordination and topology discovery
#114Methods and apparatuses for controlling optical signals in optical networks
#115Dynamic gain equalizer
#116Optical communication system utilizing intelligent dynamic gain equalizer device
#117Method for self-calibration of an electrical and/or optical channel
#118Channel diagnostics based on equalizer coefficients
#119Method for self-calibration of an electrical and/or optical channel