223292 ⎘
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 radiofrequency or intermediate frequency stage using a sampling rate lower than twice the highest frequency component of the sampled signal
CANCELLATION TECHNIQUE FOR SECOND HARMONIC DISTORTION AND SPECTRAL IMAGE IN DACS AND DIGITAL TRANSMITTERS
#2Redundant transmission for wideband radio systems
#3Redundant transmission for wideband radio systems
#4Software-defined communication system and device
#5Low-complexity inverse sinc for RF sampling transmitters
#6Signal frequency and bandwidth estimation using a learned filter pair response
#7Low-complexity inverse sinc for RF sampling transmitters
#8Variable-rate decoder-based wireless receiver
#9Wireless radio frequency communication system
#10Method for determining MIMO detection matrix of scheduled UE
#11Method and apparatus for energy efficient transmission and reception of a signal using aliasing
#12Wireless radio frequency communication system
#13Spectral stitching method to increase instantaneous bandwidth in vector signal generators
#14Heterogeneous method and framework of Wi-Fi Internet of things
#15Digital-to-analog converter system and method
#16Methods and apparatus for array-based compressed sensing
#17Method and terminal device for executing radio application
#18Spectral stitching method to increase instantaneous bandwidth in vector signal generators
#19Digital-to-analog converter system and method
#20Spectral stitching method to increase instantaneous bandwidth in vector signal generators
#21Methods and systems for down-converting a signal using a complementary transistor structure
#22Methods and systems for down-converting a signal
#23Method and system for down-converting and electromagnetic signal
#24Method and system for down-converting an electromagnetic signal
#25Method and system for down-converting an electromagnetic signal
#26Methods and systems for down-converting a signal
#27Method and system for down-converting an electromagnetic signal
#28Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
#29Receiver that reconfigures between zero intermediate frequency and direct sampling based on channel conditions
#30System with sub-nyquist signal acquisition and transmission and associated methods
#31Digital down conversion and demodulation
#32Device and method for receiving RF signals based on heterodyne architecture using complex IF subsampling
#33Methods and systems for down-converting a signal using a complementary transistor structure
#34BAND PASS SAMPLING RECEIVER
#35Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
#36APPARATUS AND METHOD FOR DOWNCONVERTING RF MULTI-SIGNALS SIMULTANEOUSLY BY BANDPASS SAMPLING
#37Methods and systems for down-converting a signal using a complementary transistor structure
#38Method of bandpass sampling using single sideband converting
#39Hybrid heterodyne transmitters and receivers
#40Digital receiver
#41DIGITAL-INTENSIVE RF RECEIVER
#42Multi-channel receiver architecture and reception method
#43SIGNAL PROCESSING METHOD, SIGNAL PROCESSING DEVICE, WIRELESS RECEPTION DEVICE, AND COMMUNICATION RECEPTION DEVICE
#44Method and system for down-converting an electromagnetic signal, transforms for same, and aperture relationships
#45Method and circuit for down-converting a signal
#46BROADBAND RECEPTION SYSTEM
#47Converting an electromagnetic signal via sub-sampling
#48Radio communication device
#49Method of sampling an analogue radiofrequency signal
#50Wireless communications system and wireless digital receiver for use therein
#51Method and apparatus for a transmission signal up-converting filter
#52Receiver and method for concurrent receiving of multiple channels
#53Method and apparatus for a frequency agile variable bandwidth transceiver
#54Methods and systems for down-converting a signal using a complementary transistor structure
#55Hybrid heterodyne transmitters and receivers
#56Method and circuit for down-converting a signal
#57Method and data processing device for processing digital data of a signal
#58Methods and systems for down-converting a signal using a complementary transistor structure
#59Bandpass delta-sigma analog-to-digital converters
#60Double data rate (DDR) radio frequency (RF) digitization module for software-defined radio (SDR)
#61Techniques and methods for aliasing digital beamformers for reduced computational loads
#62Digital to-analog converter system and method