223293 ⎘
Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
Sub-classes:SYSTEM AND METHODS FOR SUPPRESSING CHANNEL REPLICA
#2IQ PASSIVE MIXER WITH ENHANCED CONVERSION GAIN
#3WIRELESS COMMUNICATION DEVICE AND RADIO FREQUENCY SIGNAL PROCESSING METHOD THEREOF
#4SYSTEM AND METHOD FOR COMBINING AND SEPARATING NON-ORTHAGONAL SIGNALS IN MULTI-CHANNEL COMMUNICATION SYSTEMS AND MULTIPLE ACCESS SYSTEMS
#5POSITIONING DEVICE
#6WIRELESS RECEIVER APPARATUS AND METHOD
#7RELAY STATION, TRANSMISSION METHOD FOR RELAY STATION, AND COMMUNICATION SYSTEM
#8SELF-INTERFERENCE CANCELLATION
#9METHOD AND ON-BOARD-UNIT FOR DSRC
#10MULTIPLE-INPUT MULTIPLE-OUTPUT ANTENNA RECEIVER WITH HYBRID ANALOG/DIGITAL BEAMFORMING
#11INTERMODULATION DISTORTION SUPPRESSION CIRCUIT AND METHOD
#12METHODS AND APPARATUSES FOR ADAPTING CONFIGURATIONS FOR CONVERTING BETWEEN ANALOG AND DIGITAL SIGNALS
#13WIRELESS RADIO FREQUENCY RECEIVING DEVICE AND CONTROL METHOD THEREOF
#14Integrated Sensing and Communication Using Neural Networks
#15VERY SMALL APERTURE TERMINAL FOR SATELLITE COMMUNICATION WITH DIRECT CONVERSION AND ELECTRONIC POLARIZATION ORIENTATION CONTROL
#16MULTI-LOOP SIGNAL PROCESSING
#17FILTERING CARRIER FREQUENCY OFFSET ESTIMATIONS FOR A DEVICE PAIR COMBINATION
#18Optical Analog-To-Digital Converter
#19SPUR AND IMAGE SUPPRESSION IN A RADIO FREQUENCY SIGNAL GENERATOR
#20Load Modulated Radio-frequency Amplifier with Extended Tuning Range
#21Intermodulation distortion suppresion circuit and method
#22MULTI-CHIP APPARATUS AND ELECTRONIC DEVICE
#23COMMUNICATION DEVICE AND METHOD FOR OPERATING SAME
#24COMMUNICATION CIRCUIT AND TERMINAL
#25APPARATUS, SYSTEM AND METHOD OF TRANSMITTING A WIDEBAND RADIO FREQUENCY (RF) TRANSMIT (TX) SIGNAL
#26WIRELESS RECEIVER APPARATUS AND METHOD
#27Wireless communication device and method for determining data transmission rate
#28Mitigating baseband pulse dispersion via radiofrequency-to-baseband conversion
#29BASEBAND RECEIVER CIRCUIT
#30RADIO FREQUENCY MODULE AND COMMUNICATION DEVICE
#31Systems and methods for fast AGC convergence using high-speed interface between baseband and RFIC
#32Transmit driver architecture
#33Signal processing chip and communications device
#34Wireless receiver apparatus and method
#35Millimeter wave base station antenna system
#36Coverage extension antenna system
#37System-aware RF front ends for wireless communication systems
#38Signal generation apparatus and signal generation method
#39Scalable, multi-layer MIMO transceiver
#40Reconfigurable hybrid beamforming MIMO receiver with inter-band carrier aggregation and RF-domain LMS weight adaptation
#41Wireless receiver apparatus and method
#42Dual processor power saving architecture communications system
#43Dual processor system for reduced power application processing
#44Passive beam mechanics
#45Spectrum monitoring
#46Detecting high TX leakage to improve linearity
#47Reconfigurable hybrid beamforming MIMO receiver with inter-band carrier aggregation and RF-domain LMS weight adaptation
#48Poly phased, time-interleaved RF-DAC for multi-function frequency-agile, tunable transmitter
#49Wireless device with MIPI bus
#50Methods and apparatuses for digital pre-distortion
#51Carrier aggregated signal transmission and reception
#52Multiplexed signal processing system for bluetooth and WLAN transceiver
#53Modular RF front-end for access points and radio heads
#54Signal transmission apparatus
#55Methods and systems for reuse of a wireless medium during wake-up of a wireless device
#56Mapping circuit and method for selecting cells of a multi core hybrid I/Q digital to analog converter
#57DC coupled radio frequency modulator
#58System and method for identifying an off-channel radio frequency source
#59Signal processing method and device
#60Method and apparatus for canceling self interference signal in communication system
#61Dual decoder for wireless charging receiver and wireless charging receiver using the same
#62Communication circuit including a transmitter
#63Systems and methods for delta-sigma digitization
#64Reconfigurable hybrid beamforming MIMO receiver with inter-band carrier aggregation and RF-domain LMS weight adaptation
#65Blocker-resilient broadband wireless transceivers with multi-user collision tolerance based on mixed-mode correlation
#66Multi-band multi-mode software defined radio
#67Carrier aggregated signal transmission and reception
#68Automated RF dataset creation
#69Methods and apparatuses for digital pre-distortion
#70Mixer S11 control via sum component termination
#71Filter circuit
#72Apparatus and method of reducing power consumption in a low intermediate frequency radio receiver
#73Multi-band concurrent multi-channel receiver
#74Method and apparatus for signal processing by light waveform shaping
#75Bias-voltage-adjustable communications apparatus and communication method
#76PAPR reduction in a microwave backhaul outdoor unit
#77Radio receiving device and transmitting and receiving device
#78Radio frequency control circuit
#79Methods and systems for reuse of a wireless medium during wake-up of a wireless device
#80DSP assisted and on demand RF and analog domain processing for low power wireless transceivers
#81Effective cross-layer satellite communications link interferences mitigation in the presence of various RFI types
#82Mobile emergency perimeter system and method
#83METHOD AND APPARATUS FOR SIGNAL PROCESSING BY LIGHT WAVEFORM SHAPING
#84Communication apparatus and method
#85Signed local oscillator leakage cancelation
#86Method and system for interference mitigation in wireless communications assemblies
#87Distributed system for radio frequency environment simulation
#88Multi-standard, multi-channel expandable TV/satellite receiver
#89System, device, and method for shaping transmit noise
#90Wideband digital spectrometer
#91REVERSE POWER SUPPLY METHOD, DEVICE AND STORAGE MEDIUM
#92Background calibration of interleaved timing errors in digital to analog converters
#93LEO flexible single axis beamforming
#94Reducing current transients in energy efficient ehternet devices
#95Demodulation device
#96ADAPTIVE WIRELESS BASEBAND INTERFACE
#97Wideband digital spectrometer
#98Method of filtering digital signal for maintaining data transmission rate in TDD or TDMA system and communication system adopting the same
#99DSP assisted and on demand RF and analog domain processing for low power wireless transceivers
#100Ground and air vehicle electromagnetic signature detection and localization
#101Electromagnetic threat detection and mitigation in the Internet of Things
#102Cross-modality electromagnetic signature analysis for radio frequency persona identification
#103System for direct conversion receivers
#104Method of mobile terminal internal communications
#105Interference cancelation using cooperative sensing
#106Configurable transceiver
#107Device and method for removing direct current offset using randomized control pulse
#108Receiver that reconfigures between zero intermediate frequency and direct sampling based on channel conditions
#109RF/digital signal-separating GNSS receiver and manufacturing method
#110Software-defined radio terminal apparatus, and method for distributing and installing radio applications
#111Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver
#112Method and apparatus for mixed-mode spectrum communication
#113Compact transceiver architecture for achieving device to device (D2D) communication using uplink and downlink carrier frequencies
#114Mechanisms for the correction of I/Q impairments
#115Apparatus and method for processing reduced bandwidth envelope tracking and digital pre-distortion
#116Switching gates mixer
#117Multiple input discrete digital receiver
#118Multiple path discrete digital receiver
#119Discrete digital receiver with blocker circuit
#120WIDE BANDWIDTH DISCRETE DIGITAL RECEIVER
#121Programmable discrete digital receiver components
#122Discrete digital receiver with sample memory
#123Multiple output discrete digital transmitter
#124Discrete digital transmitter
#125Discrete digital receiver with FTBPF
#126Discrete digital transceiver
#127Gain index based radio calibration
#128Digital predistortion of a power amplifier for signals comprising widely spaced carriers
#129Nonlinear distortion compensating receiver and nonlinear distortion compensation method
#130Method and apparatus for adaptive channel utilisation
#131Software-defined radio
#132Wideband digital spectrometer
#133Method to control a multiradio RF platform
#134Antenna diversity system with frame synchronization
#135Low noise, low power subsampling receiver
#136Gain index based radio calibration
#137Programmable logic device with embedded switch fabric
#138RECONFIGURABLE TRANSFORM DOMAIN RECEIVER
#139Time accurate control of RF over a digrf interface
#140Software radio transceiver
#141Method and arrangement for signal processing in a receiver that can be tuned to different carriers
#142IC FOR A HIGH FREQUENCY COMMUNICATION DEVICE WITH MINIMAL OFF CHIP COMPONENTS
#143Programmable logic device with embedded switch fabric
#144Frequency switcher, RFID system and distance measuring apparatus incorporating the Frequency switcher
#145Method and apparatus for adaptive channel utilisation
#146Reduced noise radio frequency integrated circuit
#147RFID reader with digital waveform encoding and digital decoding
#148Wireless receiver circuit with merged ADC and filter
#149Radio apparatus
#150Method and apparatus for RF signal demodulation
#151Radio frequency integrated circuit with noise immunity border
#152Method for processing an analog signal and device therefor
#153Wireless communication system with hardware-based frequency burst detection
#154Self-booting software defined radio module
#155Communication apparatus and method for reconfiguring communication apparatus
#156Apparatus and method for remotely modifying reconfigurable hardware in a mobile station
#157Radio frequency integrated circuit having reduced receiver noise levels
#158Radio frequency integrated circuit layout with noise immunity border
#159Unified bandgap voltage and PTAT current reference circuit
#160Low intermediate frequency transmitter
#161Flexible wide-range and high bandwidth auxiliary clock and data recovery (CDR) circuit for transceivers
#162Ultra-broadband microwave radiometer optimized for microsatellite applications
#163Uplink multiple access method based on frozen bit patterns of polar codes
#164Mixer circuits with programmable characteristics