H04L 27 - Modulated-carrier systems

Patents for H04L 27 - Modulated-carrier systems (89,721)
12/2006
12/27/2006	EP1737173A2 Receiver for orthogonal frequency division multiplexing transmission
12/27/2006	EP1737134A2 Adaptive pulse shaping filter based on interference detection
12/27/2006	EP1737069A1 Wireless local area network communications module and integrated chip package
12/27/2006	EP1737068A1 Wireless local area network communications module and integrated chip package
12/27/2006	EP1737067A1 Wireless local area network communications module and integrated chip package
12/27/2006	EP1736857A2 Communication apparatus and frame display method
12/27/2006	EP1736012A1 Methods and apparatus for phased deployment of communications systems
12/27/2006	EP1736011A2 Multi-carrier communications methods and apparatus
12/27/2006	EP1735982A1 Generating higher order modulation using qpsk modulations
12/27/2006	EP1735981A1 Communication apparatus and communication method for a digital wavelet multicarrier transmission system
12/27/2006	EP1735980A2 Systems and methods for transmitting an increased amount of data over an analog medium
12/27/2006	EP1735933A1 Dual mode communication systems and methods
12/27/2006	EP1735918A1 Methods and apparatus for selecting between multiple carriers based on signal energy measurements
12/27/2006	EP1665609A4 Subcarrier and bit allocation for real time services in multiuser orthogonal frequency division multiplex (ofdm) systems
12/27/2006	EP1406404B1 Orthogonal frequency division multiple signal reception apparatus and method
12/27/2006	EP1391055B1 Line interface with a matching impedance coupled to a feedback path
12/27/2006	EP1338095A4 System and method for high speed digital signaling
12/27/2006	EP1338094A4 System and method for embedding a sub-channel in a block coded data stream
12/27/2006	EP1330887B1 Method and arrangement for providing optimal bit protection against transmission errors
12/27/2006	EP1249116B1 Detection and correction of phase jumps in a phase sequence
12/27/2006	EP1190513B1 Method and apparatus for determining transmission mode and synchronization for a digital audio broadcasting signal
12/27/2006	EP1188249A4 Spread-spectrum gmsk/m-ary radio with oscillator frequency correction
12/27/2006	EP1074130B1 Method and radio station for data transmission
12/27/2006	CN2852287Y Infrared remote control signal transfer apparatus
12/27/2006	CN1886996A Methods and apparatus of providing transmit and/or receive diversity with multiple antennas in wireless communication systems
12/27/2006	CN1886958A Reception device and transmission device
12/27/2006	CN1886957A Apparatus and method for frequency estimation of TD-SCDMA system downlink
12/27/2006	CN1886925A Hierarchical coding with multiple antennas in a wireless communication system
12/27/2006	CN1886923A Wireless transmission apparatus and peak power suppressing method in multicarrier transmission
12/27/2006	CN1886915A A method for determining transmit weights
12/27/2006	CN1886901A Receiving device and receiving method
12/27/2006	CN1885851A Wireless local area network communications module and integrated chip package
12/27/2006	CN1885850A Wireless local area network communications module and integrated chip package
12/27/2006	CN1885849A Apparatus and method for configuring frame in a broadband wireless communication system
12/27/2006	CN1885848A Diversity receiver device
12/27/2006	CN1885847A Wireless local area network communications module and integrated chip package
12/27/2006	CN1885846A Orthogonal frequency-division multiplexing system and selective mapping transmitting and receiving method
12/27/2006	CN1885845A Non-data assistant orthogonal frequency-division multiplexing system frequency offset tracing method
12/27/2006	CN1885844A Device for reducing peak-to-average ratio based on orthogonal multiplex multi-carrier transmission and its method
12/27/2006	CN1885843A Apparatus and method for reducing peak-to-average ratio of multi-carrier system based on multiband filter bank
12/27/2006	CN1885842A Orthogonal multiplex multi-carrier transmitting, receiving device based on multiband filter bank and its method
12/27/2006	CN1885841A Space-time block code power distributing system and method
12/27/2006	CN1885777A Communication apparatus and communication method
12/27/2006	CN1885726A Receiver for orthogonal frequency division multiplexing transmission
12/27/2006	CN1292573C Modulation demodulation method of anticarrier restoring deviation
12/27/2006	CN1292571C Data packet transmitting apparatus and method for OFDM multiple access system
12/27/2006	CN1292551C Pipelined simple FFT/IFFT processor
12/26/2006	US7155189 AM receiver
12/26/2006	US7155181 High sensitivity RF receiver and method for forming the same
12/26/2006	US7155176 System for synchronizing a portable transceiver to a network
12/26/2006	US7155000 Process, arrangement, devices for seizure of a shared telephone line
12/26/2006	US7154971 DTSE at less than two complex samples per symbol
12/26/2006	US7154969 Method for shared estimation of parameters
12/26/2006	US7154968 Operating point independent digital automatic level control
12/26/2006	US7154966 Method and system for M-QAM detection in communication systems
12/26/2006	US7154965 Soft detection of data symbols in the presence of intersymbol interference and timing error
12/26/2006	US7154964 Creating training sequences for space-time diversity arrangements
12/26/2006	US7154963 Method for asynchronously transmitting a serial data
12/26/2006	US7154962 Methods and apparatus for generating a constant-envelope composite transmission signal
12/26/2006	US7154961 Constellation rearrangement for ARQ transmit diversity schemes
12/26/2006	US7154960 Method of determining the capacity of each transmitter antenna in a multiple input/multiple output (MIMO) wireless system
12/26/2006	US7154956 OFDM receiver for detecting FSK modulated signals
12/26/2006	US7154955 Multi-carrier transmission system and associated method of reducing the effect of multi-path interference
12/26/2006	US7154944 Mask compliance testing using bit error ratio measurements
12/26/2006	US7154941 Modem having a vector-architecture processor, and associated methodology therefor
12/26/2006	US7154939 Adaptive vector modulation method and system
12/26/2006	US7154938 RF communications system utilizing digital modulation to transmit and receive data
12/26/2006	US7154936 Iterative detection and decoding for a MIMO-OFDM system
12/26/2006	US7154935 Method for receiving radio signals in a mobile station and a mobile station
12/26/2006	US7154934 Robust, low complexity communications system with interference mitigation
12/26/2006	US7154847 Fast fourier transforming apparatus and method thereof for compensating for OFDM output bit signal
12/26/2006	US7154440 Phase array antenna using a constant-gain phase shifter
12/21/2006	WO2006135927A2 Method and apparatus for generating weights for transmit diversity in wireless communication
12/21/2006	WO2006135878A2 In-place transformations with applications to encoding and decoding various classes of codes
12/21/2006	WO2006135827A1 Digital transmitter with data stream transformation circuitry
12/21/2006	WO2006135274A1 Method of demodulation of a signal of multiple position frequency manipulation with equidistant frequency spreading, demodulator for this signal and computer-readable medium
12/21/2006	WO2006135187A2 A method of allocating wireless resources in a multi-carrier system
12/21/2006	WO2006135186A2 A method and apparatus for allocating a plurality of data symbols in a wireless communication system
12/21/2006	WO2006135184A2 A method of transmitting pilot bits in a wireless communication system
12/21/2006	WO2006134713A1 Communication device test signal generating apparatus and communication device test signal generating method
12/21/2006	WO2006134578A1 Receiver apparatus for receiving a multicarrier signal
12/21/2006	WO2006134527A1 Ofdm receiver with csi based llr metrics
12/21/2006	WO2006134122A1 Method for transmitting signals in a radio communication system
12/21/2006	WO2006133781A1 Xdsl-transmission path
12/21/2006	WO2006019609A3 Method and apparatus for providing service availability information in a wireless communication system
12/21/2006	WO2006004628A3 Reconfigureable arrays of wireless access points
12/21/2006	WO2005062915A3 Power line communications device in which physical communications protocol layer operation is dynamically selectable
12/21/2006	WO2005022743A3 Xdls system with improved impedance circuitry
12/21/2006	WO2004066501A3 Coding system for minimizing digital data bandwidth
12/21/2006	US20060288277 Communication apparatus and display method
12/21/2006	US20060286954 Method and apparatus for matching receiver carrier frequency
12/21/2006	US20060285613 Cash dispensing automated banking machine and method
12/21/2006	US20060285612 Using soft bit decisions to improve DPSK demodulation of SPS data
12/21/2006	US20060285611 Method and radio receiver for increasing number of symbols used as pilot symbols in communication system
12/21/2006	US20060285610 Data sequence detection in communication system
12/21/2006	US20060285609 Method for improving multipath mitigator low path separation error behavior
12/21/2006	US20060285608 Digital broadcasting transmission and reception devices and methods thereof
12/21/2006	US20060285607 High availability narrowband channel for bandwidth efficient modulation applications
12/21/2006	US20060285604 Wireless communication network with extended coverage range
12/21/2006	US20060285583 Phase rotator control test scheme

1 ... 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 ... 898