Patents for H04L 27 - Modulated-carrier systems (89,721)
05/2008
05/29/2008US20080123776 Dynamic power spectrum management method, spectrum optimization system and client device
05/29/2008US20080123775 Modifying a signal by controlling transmit diversity parameters
05/29/2008US20080123770 Apparatus and method providing non-linear adaptive signal tracking
05/29/2008US20080123769 Method and apparatus for executing MIMO eigenmode transmission
05/29/2008US20080123763 Systems and methods for rapid signal detection and identification
05/29/2008US20080123762 Optimum radio communication method with radio frame variable control and radio communication system using the same
05/29/2008US20080123761 Spur Mitigation Techniques
05/29/2008US20080123760 Interference canceling apparatus and method for use in a broadband wireless communication system
05/29/2008US20080123759 Channel estimating apparatus and method for use in a broadband wireless communication system
05/29/2008US20080123758 Channel estimation method and apparatus in orthogonal frequency division multiplexing system
05/29/2008US20080123756 MIMO passive channel emulator
05/29/2008US20080123755 Method and apparatus for data transmission
05/29/2008US20080123728 Channel Memory Length Selection Method and Apparatus for Wireless Communication Systems
05/29/2008US20080123722 Transmitters providing cycle encoded signals
05/29/2008US20080123720 Digital demodulation ic
05/29/2008US20080123592 Two-dimensional pilot patterns
05/29/2008US20080123589 System and method for transmitting/receiving information about allocated uplink sounding resources in a communication system
05/29/2008US20080123583 Repeat request control apparatus
05/29/2008US20080123578 Method Of Determining Feedback In A Communication System
05/29/2008US20080123574 Cooperative transmission apparatus, systems, and methods
05/29/2008US20080123571 Equalizer-based receiver to eliminate training sequence interference in TDD systems
05/29/2008US20080123514 Methods for multiframe alignment
05/29/2008DE102007051367A1 Digital data communicating method, involves receiving modulated carrier signal transmitted via wireless telecommunications network, and demodulating received modulated carrier signal back into digital data
05/29/2008DE102007044488A1 Empfangsverfahren, Empfangsvorrichtung und Programm Receiving method, receiving apparatus and program
05/28/2008EP1926274A1 Transmission apparatus and transmission method
05/28/2008EP1926273A2 Method and device for determining transmit power spectral density
05/28/2008EP1926272A1 Dynamic power spectrum management method, spectrum optimization system and client device
05/28/2008EP1926271A1 Method and system for data mapping
05/28/2008EP1926270A1 Receiver for receiving a clipped multicarrier signal
05/28/2008EP1926269A1 Method for avoiding crosstalk between sub-carriers of an OFDM system due to I/Q-imbalance
05/28/2008EP1926268A2 Demodulation using phase detection
05/28/2008EP1925139A1 Spectrum characterization for communication equipment
05/28/2008EP1925138A1 Apparatus and method for decoding burst in an ofdma mobile communication system
05/28/2008EP1925137A1 Method and system for communication in a wireless network
05/28/2008EP1925104A1 Preamble design for mimo-ofdm radio apparatus
05/28/2008EP1925103A2 Antenna virtualization in communication systems
05/28/2008EP1624602B1 Demodulation device and demodulation method
05/28/2008EP1250752B1 Transmitter for transmitting signals over radio channels and method for transmitting signals over radio channels
05/28/2008EP1217861B1 Communication terminal, base station device, and radio communication method
05/28/2008CN101189848A Method and apparatus for reducing the interferences between a wide band device and a narrow band device interfering with said wide band device
05/28/2008CN101189847A 精密定时获取 Precision timing acquisition
05/28/2008CN101189846A Differential detection unit for the ZIGBEE IEEE802.15.4 standard
05/28/2008CN101189800A CQI and rank prediction for list sphere decoding and ML MIMO receivers
05/28/2008CN101188838A Mobile communication apparatus, mobile communication system, and power consumption reducing method for use therewith
05/28/2008CN101188597A Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
05/28/2008CN101188596A A transmitter
05/28/2008CN101188595A A transmitter and time sequence control method for this transmitter
05/28/2008CN101188594A OFDM transmission method
05/28/2008CN101188593A A channel estimation device for OFDM system and its channel estimation method
05/28/2008CN101188592A Synchronization method and system for multi-carrier system
05/28/2008CN101188591A A method for reducing ICI of OFDM system by using transfer pre-coding
05/28/2008CN101188590A Digital downlink frequency conversion system and digital downlink frequency conversion method in multi-carrier signal processing
05/28/2008CN101188589A Synchronization adaptation method and device for broadcast data in satellite synchronization distribution network
05/28/2008CN101188588A Demodulation method and apparatus using phase detection
05/28/2008CN101188491A A signal capturing method for resisting high-delay extension channel
05/28/2008CN101188487A Method for reducing deterioration in receiving performance and radio apparatus using the method
05/28/2008CN101188481A Method for improving transport efficiency of multi-carrier communication system and multi-carrier communication system
05/28/2008CN101188472A Self-adapted coding modulator with dynamic configuration
05/28/2008CN101188461A 突发模式光接收机 Burst-mode optical receiver
05/28/2008CN101188454A Enhancing method for system pilot code and initial access processing method of 802.16m system terminal
05/28/2008CN101188447A A method and device for carrier frequency deviation estimation
05/28/2008CN101188435A A bit interleaving device and its method
05/28/2008CN101188430A A frequency deviation pre-compensation device and method for broadband code division multiple address user device
05/28/2008CN101187968A A demodulation method and device for non contact IC card load modulation data
05/28/2008CN100391206C Method and apparatus for frequency offset correction
05/28/2008CN100391136C Method and apparatus for sending/receiving of block resending in mobile communication system
05/28/2008CN100391134C Transmission method and transmission apparatus
05/28/2008CN100391131C Method for transmitting information and suitable system therefor
05/27/2008US7379957 Method and apparatus of demodulating square root for processing digital signals
05/27/2008US7379774 Method and apparatus for efficient power/data transmission
05/27/2008US7379742 Multi-carrier communications with adaptive cluster configuration and switching
05/27/2008US7379741 Sub-carrier allocation method for reducing inter-cell interference in OFDM cellular environment
05/27/2008US7379514 Phase advance compensation for MIMO time-switch preamble modes
05/27/2008US7379513 Channel estimation in CDMA communications systems using both lower power pilot channel and higher power date channel
05/27/2008US7379512 Frequency-modulated signal receiver with digital demodulator
05/27/2008US7379510 OC192 peak detect circuit having low parasitics, high dynamic range and high sensitivity
05/27/2008US7379509 Digital intermediate frequency QAM modulator using parallel processing
05/27/2008US7379505 Method and apparatus for performing trellis coded modulation of signals for transmission on a TDMA channel of a cable network
05/27/2008US7379504 Optimal trellis code design for QPSK and higher order quadrature amplitude modulations
05/27/2008US7379477 Apparatus and method for efficiently transmitting broadcasting channel utilizing cyclic delay diversity
05/27/2008US7379417 Orthogonal frequency division multiplexing transmitter system and VLSI implementation thereof
05/22/2008WO2008060202A1 A method for limiting local bandwidth impairment using tone reservation
05/22/2008WO2008060105A1 Data transmission method using dirty paper coding in mimo system
05/22/2008WO2008060100A1 Apparatus for acquiring refine carrier frequency by optimizing search areas and method using the same
05/22/2008WO2008059498A2 A keying mechanism for a finger-type peristaltic infusion pump which is interconnected with one of a plurality of passive mechanical interfaces
05/22/2008WO2008059442A2 Transponder, reader, method of operating a transponder, and method of operating a reader
05/22/2008WO2008058840A1 Apparatus and method for producing a signal to reduce the par in a multicarrier system
05/22/2008WO2008058806A1 Transmission power optimization
05/22/2008WO2008058440A1 A system and method for digitally demodulating the frequency modulation signal in the digital mobile radio system
05/22/2008WO2008036057A3 Method for transmitting digital information via an analog channel
05/22/2008WO2008032264A3 Amplifier architecture for polar modulation
05/22/2008WO2008024173A3 Method and apparatus for performing hybrid timing and frequency offset synchronization in wireless communication systems
05/22/2008US20080118102 Digital data set watermarking method and device implementing said method
05/22/2008US20080118016 Synchronous circuit of receiving device of wireless transmission system
05/22/2008US20080118012 Method and apparatus for interference cancellation in a wireless communication system
05/22/2008US20080118011 Accurate signal detection in a wireless environment
05/22/2008US20080118010 Phase error correction circuit and receiver incorporating the same
05/22/2008US20080118009 Pseudo-random number demodulation circuit of receiving device of wireless communication system
05/22/2008US20080118008 Decoding MIMO space time code symbol-pairs
05/22/2008US20080118007 System and Method for Mitigating the Effects of Bit Insertion in a Communications Environment