| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 07/21/2005 | US20050157820 Digital receiver having adaptive carrier recovery circuit |
| 07/21/2005 | US20050157819 Receivers gain imbalance calibration circuits and methods thereof |
| 07/21/2005 | US20050157817 Method for receiving two decorrelated signals transmitted on a single channel and receiver for implementing said method |
| 07/21/2005 | US20050157816 Circuit and method for binary modulation |
| 07/21/2005 | US20050157815 Apparatus for compensating DC offsets, gain and phase imbalances between I-channel and Q-channel in quadrature transceiving system |
| 07/21/2005 | US20050157812 Method and related apparatus for reducing peak-to-average-power ratio |
| 07/21/2005 | US20050157811 Iterative detection and decoding for a MIMO-OFDM system |
| 07/21/2005 | US20050157810 Spatio-temporal processing for communication |
| 07/21/2005 | US20050157804 DSL rate adaptation |
| 07/21/2005 | US20050157803 Modulating and coding apparatus and method in a high-rate wireless data communication system |
| 07/21/2005 | US20050157802 Apparatus and method for receiving signals in an OFDM communication system |
| 07/21/2005 | US20050157801 Pilot transmission and channel estimation for an OFDM system with excess delay spread |
| 07/21/2005 | US20050157782 Systems and methods for transmitting data in a wireless communication network |
| 07/21/2005 | US20050157779 Digital subscriber line communicating system and a transceiver in the system |
| 07/21/2005 | US20050157778 Orthogonal normalization for a radio frequency integrated circuit |
| 07/21/2005 | US20050157777 Spread spectrum demodulator employing frequency detection |
| 07/21/2005 | US20050157734 Variable SDMA ACK timeout |
| 07/21/2005 | US20050157695 Arranging SDMA poll groups by response length |
| 07/21/2005 | US20050157682 Methods and apparatus to control transmission of a multicarrier wireless communication channel through multiple antennas |
| 07/21/2005 | US20050157670 Multiple user adaptive modulation scheme for MC-CDMA |
| 07/21/2005 | US20050157639 Apparatus and method for controlling adaptive modulation and coding in an orthogonal frequency division multiplexing communication system |
| 07/21/2005 | US20050157638 Adaptive puncturing technique for multicarrier systems |
| 07/21/2005 | US20050157637 Cell search method for orthogonal frequency division multiplexing based cellular communication system |
| 07/21/2005 | US20050157636 Orthogonal frequency division multiplexing (OFDM) equalizer |
| 07/21/2005 | DE10360470A1 Verfahren und Vorrichtung zum Demodulieren eines Empfangssignals Method and apparatus for demodulating a received signal |
| 07/21/2005 | DE10360316A1 Digital subscriber line (DSL) transmission method for increasing ranges of DSL supply enables subscriber connections of more than 4 km away from the nearest telephone exchange |
| 07/21/2005 | DE10359268A1 Vorrichtung zum Erzeugen von Verwürfelungscodes und Präambeln An apparatus for generating scrambling codes and preamble |
| 07/21/2005 | DE10328341B4 Verfahren und Vorrichtung zur Berechnung von Korrekturfaktoren für Pfadgewichte in einem RAKE-Empfänger Method and apparatus for calculating correction factors for path weights in a RAKE receiver |
| 07/21/2005 | DE102004043918A1 Digitales Empfangsgerät und Funkkommunikationssystem Digital receiver and radio communication system |
| 07/20/2005 | EP1555785A2 Course frequency synchronization in a multicarrier receiver |
| 07/20/2005 | EP1555783A2 Pilot-based channel estimation method for MC-CDMA system using frequency interleaving |
| 07/20/2005 | EP1555782A2 A method for designing an uplink pilot signal and a method and a system for estimating a channel in a multicarrier code division multiple access system |
| 07/20/2005 | EP1555773A2 Fast initialization using seamless rate adaption |
| 07/20/2005 | EP1555769A2 Flat spectrum signal processing system |
| 07/20/2005 | EP1555761A1 Apparatus and method for estimating interference and noise in a communication system |
| 07/20/2005 | EP1555757A1 RF integrated circuit comprising a frequency synthesizer having a low sensitivity to frequency pulling |
| 07/20/2005 | EP1554854A1 Multiplex signal error correction method and device |
| 07/20/2005 | EP1554853A1 Algorithm for multiple-symbol differential detection |
| 07/20/2005 | EP1554852A1 Circuit arrangement for the analog-digital conversion of a voltage (ask-)modulated by modifying the amplitude between a low level and a high level |
| 07/20/2005 | EP1554851A2 Wavelet multicarrier communication apparatus |
| 07/20/2005 | EP1554831A1 Frequency hopping ofdma method using symbols of comb pattern |
| 07/20/2005 | EP1554813A1 Method of removing dc offset for a zif-based gsm radio receiver with digital frequency offset correction |
| 07/20/2005 | EP1554806A1 Phase estimation method in a digital and phase locked loop communication system |
| 07/20/2005 | EP1336246B1 Direct conversion receiver |
| 07/20/2005 | EP0981872A4 Line card with modem interface |
| 07/20/2005 | EP0950306B1 Method and device for formatting a clipping noise in a multicarrier modulation |
| 07/20/2005 | CN1643867A Device and method for estimating channels |
| 07/20/2005 | CN1643866A A multiple channel wireless receiver |
| 07/20/2005 | CN1643865A Frequency error correction system with initial frequency estimation and feedback tracking |
| 07/20/2005 | CN1643864A Transmitting method and transmitting apparatus |
| 07/20/2005 | CN1643819A Transmit processing using receiver functions |
| 07/20/2005 | CN1643814A Moudel apparatus for diversity reception of modulation signal |
| 07/20/2005 | CN1643810A Apparatus and method for transmitting signal in mobile communication system |
| 07/20/2005 | CN1643787A Method and apparatus for reducing transmitter peak power requirements using dual matrices |
| 07/20/2005 | CN1643777A System and method for i-q mismatch compensation in a low if or zero if receiver |
| 07/20/2005 | CN1643776A Slicing algorithm for multi-level modulation equalizing schemes |
| 07/20/2005 | CN1642337A Quick frequency scanning method for howing estate primary searching |
| 07/20/2005 | CN1642160A Timed and large-diviation combined estimation method suitable to burst transmission system |
| 07/20/2005 | CN1642159A Apparatus and method for estimating interference and noise in a communication system |
| 07/20/2005 | CN1642158A Orthogonal frequency-dividing multiplex receiver and synchronizing method |
| 07/20/2005 | CN1642157A Modulation and transmission methods to provide a wireless link and transmitter circuit for providing a wireless link |
| 07/20/2005 | CN1642156A Carrier wave catching device and method for large dynamic signal under condition of large frequency deviation |
| 07/20/2005 | CN1642155A Digital signal encoding modulation device and method thereof |
| 07/20/2005 | CN1642075A System and method for protecting received and transmitted data by parity check bit |
| 07/20/2005 | CN1642059A Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network |
| 07/20/2005 | CN1642049A System information spread spectrum transmission method for digital ground broadcast transmission |
| 07/20/2005 | CN1642034A Receiving method and receiving apparatus |
| 07/20/2005 | CN1642029A Receiver synchronizing method, and receiver |
| 07/20/2005 | CN1642025A Timing adjustment method for wireless communication apparatus |
| 07/20/2005 | CN1642002A Gain variable amplifier, carrier detection system, and infrared remote-control receiver using them |
| 07/20/2005 | CN1212010C Multi-standard channel decoder and method thereof |
| 07/20/2005 | CN1211986C Method and system for channel decoding based on combination of punctured convolutional code and QAM |
| 07/20/2005 | CN1211974C Apparatus for demodulating a linear modulated data signal, method and relative communication system |
| 07/20/2005 | CN1211944C Radio frequency noise canceller |
| 07/20/2005 | CN1211943C Method for frequency offset estimation in a direct sequence spread spectrum communications receiver |
| 07/20/2005 | CN1211937C Apparatus, syste mand method for improving dynamic range of receiver in presence of narrowband interfering signal |
| 07/20/2005 | CN1211926C Simplified digital FIR filter for direct sequence spread spectrum communication system |
| 07/20/2005 | CN1211917C Broadcast transmission system with distributed correction |
| 07/20/2005 | CN1211916C Method and apparatus for symbol-estimation in a received signal |
| 07/19/2005 | US6920336 Broadband driver |
| 07/19/2005 | US6920217 Method and apparatus for transient suppression in an integrated POTS/DSL line card |
| 07/19/2005 | US6920194 Method and system for detecting, timing, and correcting impulse noise |
| 07/19/2005 | US6920190 System and method for inverting automatic frequency control (AFC) |
| 07/19/2005 | US6920189 Carrier recovery means |
| 07/19/2005 | US6920184 Transmission system |
| 07/19/2005 | US6920174 Method for measuring and evaluating multi-carrier signals |
| 07/19/2005 | US6920171 Multiple access frequency hopping network with interference anticipation |
| 07/19/2005 | US6919829 Bit swapping for different interleaving depths |
| 07/14/2005 | WO2005064911A1 An active impedance synthesis circuit, for example for xdsl splitters |
| 07/14/2005 | WO2005064877A1 Digital rf modulator comprising a phase or frequency return path |
| 07/14/2005 | WO2005064876A1 Method and adaptive bit interleaver for wideband systems using adaptive bit loading |
| 07/14/2005 | WO2005064875A1 Bandwidth signalling |
| 07/14/2005 | WO2005064874A1 Frequency control for a mobile communications device |
| 07/14/2005 | WO2005064873A1 Universal derotator for umts modes |
| 07/14/2005 | WO2005064867A1 A preamble configuring method in the wireless lam system, and a method for a frame synchronization |
| 07/14/2005 | WO2005064838A1 Apparatus and method for transmitting or receiving data |
| 07/14/2005 | WO2005064835A1 Wireless transmitting apparatus and wireless transmitting method |
| 07/14/2005 | WO2005064820A1 An apparatus for adaptive resource allocation for multi-channel communication system, and a method thereof |
| 07/14/2005 | WO2005064785A1 Multiplier of an electric signal, using a local oscillator signal, and method used by said multiplier |
| 07/14/2005 | WO2005062915A2 Power line communications device in which physical communications protocol layer operation is dynamically selectable |