223459 ⎘
Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Spread spectrum techniques using direct sequence modulation; Correlator structure Matched filter type
Sub-classes:SYSTEM AND METHODS FOR CONTROLLING FILTER BANK DEVICE
#2DUTY-CYCLE-BASED RECEIVER WITH LISTENING POWER CONSUMPTION REDUCTION
#3Receiver with coherent matched filter
#4ANTENNA-PLEXER FOR INTERFERENCE CANCELLATION
#5PARALLELIZATION OF HADAMARD TRANSFORMS OF WIRELESS SIGNALS
#6HIGH-PERFORMANCE FILTER BANK CHANNELIZERS
#7PROCESSING DEVICE, NETWORK NODE, CLIENT DEVICE, AND METHODS THEREOF
#8Antenna-plexer for interference cancellation
#9Artifact free chaotic spread spectrum communication
#10Polar coding Reed-Muller node optimization using Fast Hadamard Transform
#11RECEIVER WITH COHERENT MATCHED FILTER
#12Configurable acquisition engine for receiver of spread spectrum signals
#13Dynamic band steering filter bank module
#14Method and apparatus for TMBOC transmission with narrowband receivers
#15Beam-Time Hopping Modulation System and Method
#16HIGH-PERFORMANCE FILTER BANK CHANNELIZERS
#17System and method for performing multiple radio frequency allocation
#18MODIFIED INTERFACE CIRCUIT WITH ENHANCED COMMUNICATION PERFORMANCE
#19WIRELESS REPEATER WITH FIR BASED CHANNEL EQUALIZER
#20Reconfigurable filter based on commutation of single frequency resonators
#21Antenna system and base station
#22Antenna-plexer for interference cancellation
#23Indoor and outdoor geolocation and time of arrival estimation using wireless signals
#24High-frequency front-end module and communication device
#25M-ary differential chaos shift keying method based on chaotic shape-forming filter
#26Methods for improving flexibility and data rate of chirp spread spectrum systems in LoRaWAN
#27Processing device, network node, client device, and methods thereof
#28Method for receiving an image signal and method for transmitting an image signal
#29Communication device, spread-spectrum receiver, and related method using normalized matched filter for improving signal-to-noise ratio in harsh environments
#30Fast correlation of prometheus orthonormal sets (PONS) for communications
#31Demodulator for use in radio communication receivers
#32Processing device, network node, client device, and methods thereof
#33Configuration of NOMA communication using multiple sets of spreading sequences
#34Pairwise cross correlation sequences for non-orthogonal multiple access wireless communications
#35Receiver method, receiver, transmission method, transmitter, transmitter-receiver system, and communication apparatus
#36Processing device, network node, client device, and methods thereof
#37Receiver with non-coherent matched filter
#38Fallthrough correlation techniques for arbitrary-phase spread spectrum waveforms
#39Complex synthetic method and system for physical and information signal canalizing
#40Method and apparatus for an adaptive filter architecture
#41Distortion cancellation device and method
#42Receiver with coherent matched filter
#43WIRELESS REPEATER WITH FIR BASED CHANNEL EQUALIZER
#44Devices and methods employing hermetic transforms for encoding and decoding digital information in spread-spectrum communication systems
#45System and method for enhancing channel estimation at a receiver
#46Method and System for Performing Optimized Channel Estimation
#47Method and apparatus for demodulation of a desired signal by constellation-independent cancellation of nonlinear-distorted interference
#48User equipment and base station for frame timing and cell group synchronization
#49Methods and apparatuses using filter banks for multi-carrier spread spectrum signals
#50Method and apparatus for an adaptive filter architecture
#51Methods and apparatuses for self-generating fault-tolerant keys in spread-spectrum systems
#52Method and decoder for despreading data signals spread using walsh sequences
#53Devices and methods employing hermetic transforms for encoding and decoding digital information in spread-spectrum communications systems
#54DATA TRANSMISSION METHOD AND APPARATUS
#55Random access channel preamble
#56UNAMBIGUOUS CODE TRACKING SYSTEM FOR GLOBAL NAVIGATION SATELLITE SYSTEMS
#57Methods and apparatuses using filter banks for multi-carrier spread spectrum signals
#58Message retrieving system with signal collision mitigation and a method thereof
#59Methods for managing alignment and latency in interference suppression
#60Device and method for computing a channel estimate
#61Systems, methods, and devices for improving signal detection in communication systems
#62Method and apparatus for an adaptive filter architecture
#63Method and apparatus for an adaptive filter architecture
#64METHOD AND APPARATUS FOR PACKET ACQUISITION
#65Method and apparatus for an adaptive filter architecture
#66Methods and systems for mitigating signal interference
#67Method and apparatus for an adaptive filter architecture
#68Communication method and reception apparatus
#69Symbol timing recovery with multi-core processor
#70Methods and apparatuses using filter banks for multi-carrier spread-spectrum signals
#71SPREAD-SPECTRUM CODES GENERATION
#72Methods and apparatuses using filter banks for multi-carrier spread-spectrum signals
#73Spread-carrier self-detecting code receiver with summed delay processing and methods for signal acquisition and detection
#74Method and apparatus for an adaptive filter architecture
#75Method and apparatus for an adaptive filter architecture
#76Method and apparatus for an adaptive filter architecture
#77Method and apparatus for an adaptive filter architecture
#78Receiver for producing phase corrected signals
#79Groupwise successive interference cancellation for block transmission with reception diversity
#80MODULATOR, FILTER, METHOD OF CONTROLLING GAIN OF FILTER, AND CODE MODULATING METHOD
#81Random access channel preamble
#82ACTIVE SPREAD CODE DETECTION
#83Implantable medical device telemetry with adaptive frequency hopping
#84Methods for managing alignment and latency in interference suppression
#85TDD base station for code group synchronization
#86CONTINUOUS ORTHOGONAL SPREADING CODE BASED ULTRA-HIGH PERFORMANCE ARRAY ANTENNA SYSTEM
#87Synchronization processing circuit and synchronization processing method in wireless communication system
#88Method and apparatus for switching operating modes of a receiver
#89Setting a transmission power level for a mobile unit
#90ADAPTIVE FORWARD POWER CONTROL AND ADAPTIVE REVERSE POWER CONTROL FOR SPREAD-SPECTRUM COMMUNICATIONS
#91Wireless transmit/receive unit (WTRU) for carrier offset recovery
#92Signal processing apparatus and method thereof
#93Code division multiple access (CDMA) communication system
#94Receiver for real time locating system and method of receiving signal in real time locating system
#95Matched filter circuit apparatus in the base band process system of the terminal device and method thereof
#96Multiple-mode correlator
#97Reception apparatus using spread spectrum communication scheme
#98Method and apparatus for packet acquisition
#99Spread-spectrum codes generation
#100Spread spectrum encoding and decoding
#101CODE DETECTION
#102Spread-spectrum modulation and demodulation
#103Random access channel preamble
#104Access code detection and DC offset-interference correction
#105METHODS AND APPARATUS FOR RECEIVER HAVING FAST WALSH TRANSFORM
#106Space time transmit diversity for TDD/WCDMA systems
#107SYSTEM FOR USING RAPID ACQUISITION SPREADING CODES FOR SPREAD-SPECTRUM COMMUNICATIONS
#108Setting a transmission power level for a mobile unit
#109Self-adaptive digital RF bandpass and bandstop filter architecture
#110SATELLITE COMMUNICATION TRANSMITTER AND RECEIVER FOR REDUCING CHANNEL INTERFERENCE
#111Detection device of a spreading code and a timing, and a method thereof
#112Acquisition circuit for low chip rate option for mobile telecommunication system
#113Correlation peak location
#114EFFICIENT MULTIPATH CENTROID TRACKING CIRCUIT FOR A CODE DIVISION MULTIPLE ACCESS (CDMA) SYSTEM
#115Wireless communication system
#116Spread-spectrum communication unit
#117User equipment for synchronizing to a TDD base station
#118Correlator And Ultrawideband Radio Receiving Apparatus Incorporating The Same
#119Random access channel preamble
#120Active spread code detection
#121Coding a signal with a shuffled-Hadamard function
#122Device and method for fast transition from preamble synchronization to data demodulation in direct sequence spread spectrum (DSSS) communications
#123Matched filter and receiver
#124Modulator, filter, method of controlling gain of filter, and code modulating method
#125Despreading circuit and electronic apparatus
#126Automatic power control system for a code division multiple access (CDMA) communications system
#127Groupwise successive interference cancellation for block transmission with reception diversity
#128Parallel decoder
#129Matched filter
#130Code-modulated path-sharing multi-signal systems
#131Method and apparatus for implementing matched filters in a wireless communication system
#132Acquisition circuit for low chip rate option for mobile telecommunication system
#133Synchronization for chirp sequences
#134Means for low probability of interception/detection underwater acoustic communications
#135Multiuser detector for variable spreading factors
#136Method and apparatus for efficient matrix multiplication in a direct sequence CDMA system
#137Equalizer device
#138Random access preamble coding for initiation of wireless mobile communications sessions
#139Multiplicative mismatched filters for optimum range sidelobe suppression in barker code reception
#140Apparatus and method for reducing complexity of matched filter
#141Apparatus and method for communicating packet data control channel in a mobile communication system
#142Groupwise successive interference cancellation for block transmission with reception diversity
#143PARALLEL INTERFERENCE CANCELLATION METHOD AND APPARATUS FOR MULTIUSER DETECTION OF CDMA SIGNALS
#144Implantable medical device telemetry with adaptive frequency hopping
#145Spread spectrum receiver for restoring received symbols with a symbol detection window adjusted in optimal and a method therefor
#146RF modem utilizing saw device with pulse shaping and programmable frequency synthesizer
#147Matched filter for scalable spread spectrum communications systems
#148Method for recovering data transmitted over a plurality of channels employing wireless code division multiple access communication
#149M-ARY orthogonal coded/balanced UWB transmitted reference systems
#150Equalizer with reduced complexity with application to long delay spread channels
#151Method and apparatus for switching operating modes of a receiver
#152System for direct acquisition of received signals
#153Spread-spectrum receiver with fast M-sequence transform
#154Multistage despreading of spread spectrum communications signals
#155Correlation method to adaptively operate in time varying phase and correlator thereof
#156Method and apparatus for configuring a RAKE receiver
#157Burst detector
#158Digital receiver device based on an input comparator
#159Method for detecting the orthogonal code CDMA signal
#160Synchronous control apparatus for initial synchronization when receiving a wireless signal
#161Wireless Communications Device Including a Joint Space-Time Optimum Filter (JSTOF) Using Cholesky and Eigenvalue Decompositions
#162Apparatus and method for multiuser detection in CDMA communication system
#163Base station for carrier offset recovery
#164Packet Detection Device
#165Spacetime equalization in a wireless receiver
#166User equipment for synchronizing to a TDD base station
#167Multi-code correlation architecture for use in software-defined radio systems
#168Acquisition matched filter for W-CDMA systems providing frequency offset robustness
#169Digital receiver device
#170Receiver device suited to a transmission system using a direct sequence spread spectrum
#171Matched filter for scalable spread spectrum communications systems
#172Correlation value calculation circuit
#173Matched filter and spread spectrum receiver
#174Decoding device, adapted for a transmission system using direct sequence spread spectrum
#175Method and device for impulse response measurement
#176Spread spectrum communication unit
#177Analog correlator for very high speed data communication
#178Training sequence detection scheme and device of downlink in tdd/cdma system
#179Radio communication terminal apparatus and radio communication base station apparatus
#180Signal acquisition apparatus and method for reducing false alarm rate
#181Acquisition circuit for low chip rate option for mobile telecommunication system
#182Memory-based device and method of channel estimation in a digital communication receiver
#183Method of transmitting paging indicator and notification indicator and corresponding modulation and demodulation devices
#184Random access channel preamble
#185Apparatus and method of detection for a packet-based wireless receiver employing multiple, concurrent transmitted streams
#186Matched filter and cross correlation method
#187Adaptive generalized matched filter rake receiver system and method
#188Transmitted-signal producing method, communicating method, and data structure of transmitted signal
#189PACKET SPREAD-SPECTRUM RECEIVER
#190Apparatus and method for measurement of communication quality in CDMA system
#191Packet-switched spread-spectrum system
#192Method and subscriber unit for performing power control
#193Receiver and base station for producing phase-corrected channel signals
#194Transmission signal formation method, communication method, and transmission signal data structure
#195Rapid acquisition spreading codes for spread-spectrum communications
#196Multiple simultaneous frequency and code acquisition for a code division multiple access (CDMA) communication system
#197Matched filter system
#198Efficient multichannel filtering for CDMA modems
#199Timing adjustment method and digital filter and receiver using the method
#200Method and apparatus for detecting signals, and transmitting apparatus and receiving apparatus using the same
#201Method and apparatus for synchronization of a receiver to a transmitter
#202Apparatus and method for providing code timing acquisition in a mobile communication system using multiple antennas
#203Matched filter circuit and correlation calculation method
#204CDMA subtractive interference cancellation
#205Reception apparatus using spread spectrum communication scheme
#206Determination of correlation in the frequency domain
#207Method and apparatus for performing modulation/demodulation in a wireless communication system
#208Equalizer with decision feedback frequency tracking and bit decoding for spread spectrum communications
#209Method of compensating for energy loss and eliminating inter-symbol interference and inter-chip interference and rake receiver for WLAN adopting the same
#210Method and apparatus for adaptive power control for spread-spectrum communications
#211Matched filter for scalable spread spectrum communications systems
#212Receiving method and receiver with high-precision signal estimation
#213Spacetime equalization in a wireless receiver
#214System and method for despreading in a spread spectrum matched filter
#215System and method for despreading in a spread spectrum matched filter
#216Receiving spread spectrum signal in radio system
#217Multistage PN code acquisition circuit and method
#218CDMA system transmission matrix coefficient calculation
#219Method and apparatus for frequency-robust detection of a wideband code division multiple access secondary synchronization channel
#220Frequency selective limiter
#221Methods for improving flexibility and data rate of chirp spread spectrum systems in LoRaWAN
#222Fast correlation of prometheus orthonormal sets (PONS) for communications
#223Manchester correlator