Patents for H04L 25 - Baseband systems (55,083)
12/2011
12/28/2011CN102299877A 关于均衡器的改进 Improvement on the equalizer
12/28/2011CN102299876A 均衡器自适应 Adaptive Equalizer
12/28/2011CN102299875A 引入免疫优化支持向量机的小波多模盲均衡方法 Wavelet multi-modulus blind equalization method is introduced to optimize the immune support vector machine
12/28/2011CN102299874A 一种获得链路增益的方法及装置 A method and apparatus to obtain link gain
12/28/2011CN102299873A Eoc网络中物理层芯片及其实现方法 Eoc network physical layer chip and its implementation
12/28/2011CN102299872A 水声ofdm判决二次信道均衡方法 Hydroacoustic ofdm judgment secondary channel equalization method
12/28/2011CN102299726A 扩频通讯系统、空闲信道评估装置及相关方法 Spread spectrum communication system, the clear channel assessment apparatus and related method
12/28/2011CN101674269B 信道估计的优化方法和装置 Method and apparatus for optimizing channel estimation
12/28/2011CN101645865B 基于分数阶傅立叶变换的信道中多径时延和多普勒频移估计方法及实现该方法的系统 Based on Fractional Fourier Transform channel multipath delay and Doppler shift estimation method and the method of implementation system
12/28/2011CN101557378B Ofdm系统中导频发送、信道估计和噪声功率估计方法 Ofdm system pilot transmission, channel estimation and noise power estimation method
12/28/2011CN101540750B 一种用于消除ofdm系统中窄脉冲干扰的方法 A method for eliminating ofdm systems narrow pulse interference
12/28/2011CN101494528B 发射分集块传输系统的训练序列设计及其信道估计方法 Training sequence design collection block transmission systems and transmit channel estimation method
12/28/2011CN101345727B 信道缩短均衡系数的求解方法及装置 Solving Method and apparatus for channel shortening equalization coefficients
12/28/2011CN101283515B 无线通信设备及用于在无线通信设备内减小同信道干扰的方法 Wireless communications equipment and used to reduce the co-channel interference in a wireless communication device method
12/28/2011CN101257466B 对设备输出的直流偏移进行衰减的装置和方法 DC offset attenuation device output apparatus and method
12/28/2011CN101237246B 在无线通讯系统中判断非直达路径的方法及装置 Method and apparatus for determination of non-direct path in a wireless communication system
12/28/2011CN101212433B 一种信道估计方法及信道估计装置 A channel estimation and channel estimation device
12/28/2011CN101099358B 用于传输数字信号的传输电路、接口、控制功耗的方法 Transmission circuit for transmitting digital signals, interface, method of controlling power consumption
12/27/2011US8086211 Magnetically differential input
12/27/2011US8086194 Communication apparatus
12/27/2011US8085886 Supression of unwanted signal elements by sinusoidal amplitude windowing
12/27/2011US8085881 High data rate demodulation system
12/27/2011US8085874 Mixed waveform configuration for wireless communications
12/27/2011US8085870 Transmitter
12/27/2011US8085869 Configurable load impedance for power amplifier predistortion calibration
12/27/2011US8085868 Phase modulating and combining circuit
12/27/2011US8085864 Midamble allocations for MIMO transmissions
12/27/2011US8085835 System and method for performing ranging in a cable modem system
12/27/2011US8085832 Segment-wise channel equalization based data estimation
12/27/2011US8085761 Voice over data telecommunications network architecture
12/27/2011DE202007019290U1 Sensoradapter Sensor Adapters
12/22/2011WO2011157131A2 Processing method and device based on base band pool
12/22/2011US20110310996 Spatio-Temporal Processing for Communication
12/22/2011US20110310992 Systems, methods, and computer readable media for fractional pre-emphasis of multi-mode interconnect
12/22/2011US20110310990 Power amplification apparatus, ofdm modulation apparatus, wireless transmission apparatus, and distortion reduction method for power amplification apparatus
12/21/2011EP2398159A1 Receiver and method for suppressing spatial interferences using virtual antenna extension
12/21/2011EP2398148A1 Rf signal generation device with configurable sigma-delta modulator and pulse-width modulator for output frequency band selection, and associated methods
12/21/2011EP2396938A2 Precoding codebook and feedback representation
12/21/2011EP2396894A1 Simultaneous estimation of multiple channel coefficients using a common probing sequence
12/21/2011EP2396885A1 Termination circuit for on-die termination
12/21/2011EP2204025B1 Adaptive receiver method and apparatus
12/21/2011EP2041883B1 Adaptive filter for channel estimation with adaptive step-size
12/21/2011EP1639719B1 Method and apparatus for suppressing co-channel interference in a receiver
12/21/2011EP1516434B1 Ultra-wideband communication through a wired network
12/21/2011CN202085187U 反向馈电电路、端口及反向馈电设备 Reverse feed circuit, port and back-feed device
12/21/2011CN202085164U 自适应ics直放站中提高功放效率的基带数字化的装置 Adaptive ics Repeater improve power amplifier efficiency baseband digital device
12/21/2011CN1822580B 使用双端口存储器的高斯最小移动键控调制 Dual port memory Gaussian minimum shift keying modulation Mobile
12/21/2011CN102292952A 通信系统、通信单元和采用导频传输方案的方法 Communication system, the communication unit and the pilot transmission scheme using methods
12/21/2011CN102292950A 驱动器电路、接收器电路以及包括这些电路的通信系统的控制方法 Control method driver circuit, receiver circuit, and a communication system comprising such circuits is
12/21/2011CN102292949A 用于分布式天线系统中改进的数字rf传输的系统和方法 Improved systems and methods for digital rf distributed antenna system for transmission
12/21/2011CN102292948A 接口控制 Interface Control
12/21/2011CN102292947A 多载波调制接收器的信道估计与峰均功率比降低 Multicarrier modulation receiver channel estimation and reduce peak to average power ratio
12/21/2011CN102291855A 一种降低Ir接口带宽的方法及分布式基站 A method of reducing method Ir interface bandwidth and distributed base station
12/21/2011CN102291726A 一种无线网络干扰消除方法 A wireless network interference cancellation method
12/21/2011CN102291363A 一种用于ofdm系统的信道估计及数据检测方法 Channel estimation for ofdm systems and data detection method
12/21/2011CN102291362A 同步广播/多播通信 Synchronous broadcast / multicast traffic
12/21/2011CN102291361A 同步广播/多播通信 Synchronous broadcast / multicast traffic
12/21/2011CN102291358A 一种鲁棒多媒体移动广播信号成帧调制方法 A robust mobile multimedia broadcasting signal modulation method framing
12/21/2011CN102291357A 一种抗衰落多媒体移动广播信号成帧调制方法 An anti-fading mobile multimedia broadcasting signal modulation method framing
12/21/2011CN102291356A 一种数字无线广播信号传输方法 A digital broadcasting signal transmission method
12/21/2011CN102291355A 一种抗噪声数字无线广播信号传输方法 A noise digital radio signal transmission method anti-
12/21/2011CN102291354A 一种抗干扰数字无线广播信号传输方法 A digital broadcasting signal transmission method of interference
12/21/2011CN102291353A 一种鲁棒数字无线广播信号传输方法 A robust digital radio signal transmission method
12/21/2011CN102291349A 正交频分复用系统的信噪比估计方法和装置 SNR estimation method for orthogonal frequency division multiplexing systems and devices
12/21/2011CN102291347A 一种基于多频段频谱的dpd处理方法和设备 Based on multi-band spectrum dpd processing method and apparatus
12/21/2011CN102291346A Cpm调制多符号检测频偏检测 Cpm more modulation symbol detection frequency offset detection
12/21/2011CN102291345A 使用频率选择性噪声消除器的基于欠采样的接收机 Subsampling receiver-based frequency selective noise canceller
12/21/2011CN102291344A Mbms系统中基于变换域的信噪比估计方法 Mbms system SNR estimation method based on transform domain
12/21/2011CN102291343A 模拟基带电路 Analog baseband circuit
12/21/2011CN102291342A 一种基于多径解析的ofdm信道估计方法 Based Multipath parsed ofdm channel estimation method
12/21/2011CN102291341A 基于压缩感知的宽带频谱感知方法 Broadband spectrum sensing method based on compressed sensing
12/21/2011CN102291340A 一种正交频分复用系统中信道估计方法及装置 Orthogonal frequency division multiplexing system channel estimation method and device
12/21/2011CN102291339A 一种实现小区初搜的下行同步方法、系统及移动终端 Downlink synchronization method for implementing a cell search of the beginning of the system and the mobile terminal
12/21/2011CN102291213A 一种计算信道质量指示信息的终端及方法 A computing channel quality information indicating that the terminal and method
12/21/2011CN102291172A 光学接收器和光学传输系统 The optical receiver and optical transmission system,
12/21/2011CN102291166A 多用户多输入多输出系统中最小均方误差的预编码方法 Multi-user multi-input multi-output system pre-coding method in the minimum mean square error
12/21/2011CN102291161A Td-scdma系统中进行同频测量的方法及装置 Td-scdma system were the same frequency measurement method and apparatus
12/21/2011CN101695063B 一种快速短前导符号同步方法 A quick short preamble symbol synchronization method
12/21/2011CN101616110B 一种频偏估计方法和装置 A frequency offset estimation method and apparatus
12/21/2011CN101292481B 一种基于隐训练序列的估计信道的方法和装置 A method and apparatus for estimating a channel based on the training sequence of the hidden
12/21/2011CN101286760B 正交频分复用系统中信道估计的装置及方法 Apparatus and method for orthogonal frequency division multiplexing system channel estimation
12/21/2011CN101262313B 一种在中程传感网中实现虚拟多天线复用的装置和方法 An apparatus and method for achieving virtual multi-antenna multiplexing in medium-range sensor networks
12/21/2011CN101197797B 串扰抵消装置、信号处理系统及串扰抵消方法 Apparatus, a signal processing system and method for canceling crosstalk canceling crosstalk
12/21/2011CN101162975B 无线通信系统中的反馈信息检测方法及系统 A wireless communication system and method for detecting feedback information system
12/21/2011CN101014027B Dc偏移校正装置和方法 Dc offset correction apparatus and method
12/20/2011US8081711 Predistortion methods and apparatus for polar modulation transmitters
12/20/2011US8081710 System and method for corrected modulation with nonlinear power amplification
12/20/2011US8081705 Digital video physical layer using a multi-level data code
12/20/2011US8081666 Robust digital communication system
12/20/2011CA2556710C Calibration of downlink and uplink channel responses in a wireless mimo communication system
12/15/2011WO2011156541A1 Mimo transmission system with decentralized channel estimation and precoding
12/15/2011WO2011156126A1 Method and apparatus for atsc signal processing
12/15/2011WO2011156124A1 Methods for obtaining a set of path metrics and equalizer for a receiver for digital data
12/15/2011WO2011155597A1 Communication network
12/15/2011WO2011154774A1 Integrated circuit device, calibration module, and method therefor
12/15/2011WO2011153967A1 Method and device for power ratio allocation in multiple code channels
12/15/2011WO2011153963A1 Method, apparatus and system for data stream processing
12/15/2011WO2011153760A1 Method and device for adjusting dynamic range of signal
12/15/2011US20110305299 Wideband codebook construction and applications
12/15/2011US20110305298 Dirty paper precoding method and transmitter implemented by using phase reshaping