| Patents for H04L 25 - Baseband systems (55,083) |
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| 05/27/2009 | CN101442508A Method and apparatus for implementing power time curve of zero intermediate frequency TDMA transmitter |
| 05/27/2009 | CN101442391A Method for processing receiving terminal signal and apparatus for receiving signal |
| 05/27/2009 | CN101442340A Polynomial interpolation apparatus and transpose apparatus thereof |
| 05/27/2009 | CN100493057C Channel estimation method for solving OFDM interception position hopping using rotating technology |
| 05/27/2009 | CN100493056C Frequency domain channel estimation method of crossing frequency division multiplexing system with time-domain enveloping weighting |
| 05/27/2009 | CN100493055C Programmable device based estimation and balancing apparatus and method for OFDM channels |
| 05/27/2009 | CN100493054C Joint carrier frequency departure estimation and channel decoding receiving apparatus and receiving method thereof |
| 05/27/2009 | CN100493053C Method for channel estimation in multi-antenna system |
| 05/27/2009 | CN100493052C Method for channel evaluating of weak energy parallel PN sequence |
| 05/27/2009 | CN100492954C Space characteristic extracting and signal reaching direction estimating method for CDMA wireless telecommunication |
| 05/27/2009 | CN100492951C Soft judging and soft judging weighting method in up channel multiple user receivers |
| 05/27/2009 | CN100492932C Multi-user detection using an adaptive combination of joint detection and successive interference cancellation |
| 05/27/2009 | CN100492912C Signal processing method and device |
| 05/27/2009 | CN100492513C Adaptive equalizing apparatus and method |
| 05/26/2009 | US7539918 System and method for generating cyclic codes for error control in digital communications |
| 05/26/2009 | US7539424 Burst mode optical receiver for maintaining constant signal amplitude |
| 05/26/2009 | US7539268 Transmission/reception arrangement and method for reducing nonlinearities in output signals from a transmission/reception arrangement |
| 05/26/2009 | US7539264 Apparatus and method for transmitting/receiving a pilot sequence in a mobile communication system using space-time trellis code |
| 05/26/2009 | US7539260 Detecting the number of transmit antennas in wireless communication systems |
| 05/26/2009 | US7539259 OFDM channel estimation and tracking for multiple transmit antennas |
| 05/26/2009 | US7539245 System and method for digital transmission and modulation of conjugate pulse position |
| 05/26/2009 | US7539238 Extended algorithm data estimator |
| 05/26/2009 | US7539172 System and method for data scrambling to reduce the crest factor in an OFDM waveform |
| 05/26/2009 | US7539126 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system |
| 05/26/2009 | US7538586 Transmitter for a controlled-shape switched signal on a communication line |
| 05/22/2009 | WO2009064653A1 Subspace equalizers with channel tracking |
| 05/22/2009 | WO2009064110A2 Method for inserting parity to frame control header |
| 05/22/2009 | WO2009063410A2 Duty-cycle modulated transmission |
| 05/22/2009 | WO2009062847A1 Radio frequency transmitter |
| 05/22/2009 | WO2009040623A3 A self-adaptive frequency interpolar for use in a multi-carrier receiver |
| 05/22/2009 | WO2009027261A3 Estimating a signal-to-interference ratio in a receiver of a wireless communications system |
| 05/22/2009 | WO2009023681A3 Mimo transmission with spatial pre-coding |
| 05/21/2009 | US20090131009 Received communication signal processing methods and components for wireless communication equipment |
| 05/21/2009 | US20090129519 Method and apparatus for joint equalization and decoding of multilevel codes |
| 05/21/2009 | US20090129518 Digital broadcasting transmission/reception system utilizing srs and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090129517 Digital broadcasting transmission/reception system utilizing srs and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090129516 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090129515 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090129511 Staggeredpilot transmission for channel estimation and time tracking |
| 05/21/2009 | US20090129450 Apparatus and method for corresponding frequency synchronization in on-channel repeater |
| 05/21/2009 | US20090128712 Digital broadcasting transmission/reception system utilizing srs and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090128711 Digital broadcasting transmission/reception system utilizing srs and trs code to improve receiving performance and signal processing method thereof |
| 05/21/2009 | US20090128710 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof |
| 05/20/2009 | EP2061199A2 Method and device for determining a DC offset in an OFDM multiplexing system |
| 05/20/2009 | EP2061187A1 Multiple carrier signals on a legacy bus |
| 05/20/2009 | EP2061173A1 Mimo system with multiple spatial multiplexing modes |
| 05/20/2009 | EP2060113A1 Equalizer and equalizing method |
| 05/20/2009 | EP2060079A2 Circuit arrangement, local interconnect network (lin) comprising such circuit arrangement as well as method for processing input signals of the lin |
| 05/20/2009 | EP2060044A2 Method and apparatus for high speed lvds communication |
| 05/20/2009 | EP2060034A1 Wireless communication network for an implantable medical device system |
| 05/20/2009 | EP1606888B1 Multi user detection using equalization and successive interference cancellation |
| 05/20/2009 | DE102008033437A1 Method for determining direct current voltage breakdown in orthogonal frequency-division multiplexing transmission system, involves estimating frequency range by applying maximum likelihood estimation for direct current voltage breakdown |
| 05/20/2009 | DE102007054326A1 Empfangsschaltung für ein frequenzumgetastetes Eingangssignal, Modem mit einer derartigen Empfangsschaltung, Messumformer, Stellungsregler sowie Ein- und Ausgabebaugruppe Receiving circuit for a frequency shift keyed input signal modem with such a receiving circuit, Transmitters, the positioner and input and output module |
| 05/20/2009 | CN101438552A Improved method of codification and decodification with at least two pairs of orthogonal sequences |
| 05/20/2009 | CN101438494A Apparatus for and method of developing equalized values from samples of a signal received from a channel |
| 05/20/2009 | CN101438277A Efficient computation for eigenvalue decomposition and singular value decomposition of matrices |
| 05/20/2009 | CN101437239A Real time sensor signal network transmission method based on linear prediction filtering |
| 05/20/2009 | CN101437010A Method and apparatus for estimating OFDM system channel |
| 05/20/2009 | CN101437003A Method for recognizing low complexity frame head pattern |
| 05/20/2009 | CN101436910A Apparatuses and method for multi-level communication |
| 05/20/2009 | CN101436879A Method for extracting interfering signal amplitude with environmental noise |
| 05/20/2009 | CN100490483C Single merge DC compression running length limited coding |
| 05/20/2009 | CN100490435C Method of reducing message transmission overhead of parallel multi-digital signal processor |
| 05/20/2009 | CN100490365C TD-SCDMA channel estimation method |
| 05/20/2009 | CN100490304C Additive DC component detection included in an input burst signal |
| 05/20/2009 | CN100489989C Equalizer for high density optical disc reproducing apparatus and equalizing method therefor |
| 05/20/2009 | CN100489828C Integrated circuit |
| 05/19/2009 | US7536161 Magnetically differential input |
| 05/19/2009 | US7536158 Impairment correlation estimation in a spread spectrum system |
| 05/19/2009 | US7536112 Optical transmission system |
| 05/19/2009 | US7535974 Method and apparatus for amplifier linearization using adaptive predistortion |
| 05/19/2009 | US7535964 Self-clocked two-level differential signaling methods and apparatus |
| 05/19/2009 | US7535963 Data processing circuit with a driver and a receiver |
| 05/19/2009 | US7535957 Transmitter circuit, receiver circuit, clock data recovery phase locked loop circuit, data transfer method and data transfer system |
| 05/19/2009 | US7535874 Method and apparatus for adaptive power control for spread-spectrum communications |
| 05/19/2009 | US7535836 Method and system to provide word-level flow control using spare link bandwidth |
| 05/19/2009 | US7535822 Synchronization of remote units for a communication network |
| 05/19/2009 | US7535820 OFDM signal receiving apparatus and OFDM signal receiving method |
| 05/19/2009 | US7535257 Receiver circuit, interface circuit, and electronic instrument |
| 05/14/2009 | WO2009061664A2 Method and apparatus for performing rank overriding in long term evolution networks |
| 05/14/2009 | WO2009061243A1 Method and apparatus for ofdm channel estimation in a radio communication system |
| 05/14/2009 | WO2009060763A1 Clock data restoration device |
| 05/14/2009 | WO2009060533A1 Data transfer circuit and its adjusting method |
| 05/14/2009 | WO2009060526A1 Coherent optical receiver |
| 05/14/2009 | WO2009059986A2 Channel estimation for synchronized cells in a cellular communication system |
| 05/14/2009 | WO2009059735A2 Channel measurement in time-multiplexed mimo channel sounders |
| 05/14/2009 | WO2009059653A1 Viterbi equalization with detection of the nearest constellation points for stage reduction |
| 05/14/2009 | WO2009059526A1 A method, system and apparatus for eliminating the time delay difference of differential transmission |
| 05/14/2009 | WO2009041881A3 Transmission of reference signal between uplink and downlink timeslots |
| 05/14/2009 | WO2009023212A3 Pilot design for universal frequency reuse in cellular orthogonal frequency-division multiplexing systems |
| 05/14/2009 | WO2009020975A3 Pulse shaping for egprs-2 |
| 05/14/2009 | WO2009017800A3 Multiplexed multilane hybrid scrambled transmission coding |
| 05/14/2009 | WO2008130443A3 : ml decoding of codewords with partial channel information in a geo satellite reverse link |
| 05/14/2009 | WO2007106876A3 Log-likelihood ratio (llr) computation using piecewise linear approximation of llr functions |
| 05/14/2009 | WO2007075044A3 Apparatus for transmitting data using carriers and method thereof |
| 05/14/2009 | US20090122918 Methods for Compensating for I/Q Imbalance in OFDM Systems |
| 05/14/2009 | US20090122911 System and Method for Corrected Modulation with Nonlinear Power Amplification |
| 05/14/2009 | US20090122905 Methods and apparatus for signaling on a differential link |
| 05/14/2009 | US20090122904 Apparatuses and method for multi-level communication |
| 05/14/2009 | US20090122903 Data Transmissiom System And Data Transmission Method |