| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 08/03/2005 | EP1138142B1 Method for determining a trellis path using a reference matrix |
| 08/03/2005 | EP1072116A4 A wireless internet access method and system |
| 08/03/2005 | EP1042876B1 Method for frequency error estimation |
| 08/03/2005 | CN1650630A Backward compatible DVB-S standard transmission system |
| 08/03/2005 | CN1650591A Carrier wave reproduction apparatus |
| 08/03/2005 | CN1650589A Method for limiting amplitude of a carrier frequency output signal |
| 08/03/2005 | CN1650588A ADSL system with improved data rate |
| 08/03/2005 | CN1650556A Communication apparatus and communication method |
| 08/03/2005 | CN1650529A Carrier recovery for DTV receivers |
| 08/03/2005 | CN1650527A Digital audio broadcasting method and apparatus using complementary pattern-mapped convolutional codes |
| 08/03/2005 | CN1649396A Digital type image sensor and its operation method |
| 08/03/2005 | CN1649339A Pi/2 phase shift non-square M-QAM modulation and demodulation method and its system |
| 08/03/2005 | CN1649338A Method and device for receiving data pack |
| 08/03/2005 | CN1649337A OFDM communication system and method |
| 08/03/2005 | CN1649336A Method and apparatus for transmitting, method and apparatus for receiving, and communication system |
| 08/03/2005 | CN1649335A Correlator and receiving apparatus utilizing the same |
| 08/03/2005 | CN1649334A Apparatus and method for adjusting quadrature modulator, communication apparatus and program |
| 08/03/2005 | CN1649333A Bit loading method in selecting frequency single carrier wave blocking transmission system |
| 08/03/2005 | CN1649318A Method and apparatus for setting, transmitting and receiving data for virtual carrier sensing in wireless network communication |
| 08/03/2005 | CN1649289A Differential phase detecting method and system |
| 08/03/2005 | CN1649283A Radio receiving apparatus and method |
| 08/03/2005 | CN1649276A Method and apparatus for compensating phase errors in a base station |
| 08/03/2005 | CN1649254A Transmission circuit |
| 08/03/2005 | CN1213580C Modulation method for a multi-carrier process with pre-emphasis |
| 08/03/2005 | CN1213573C Physical layer encryption method based on time-varying MPSK modulation in wireless local area network |
| 08/03/2005 | CN1213562C Method and apparatus for receiving signal in digital radio frequency communication system |
| 08/03/2005 | CN1213555C Method and apparatus for reduction of interference in FM in-band on-channel digital audio broadcasting receiver |
| 08/03/2005 | CN1213551C Apparatus and method for controlling transmission power in mobile communication system |
| 08/03/2005 | CN1213547C Multipath cdma receiver for reduced pilot |
| 08/02/2005 | US6925516 System and method for providing an improved common control bus for use in on-line insertion of line replaceable units in wireless and wireline access systems |
| 08/02/2005 | US6925172 Line interface with gain feedback coupled matching impedance |
| 08/02/2005 | US6925136 Simultaneous frequency and phase synchronizer |
| 08/02/2005 | US6925133 Apparatus and method for M-ary demodulation in a digital communication system |
| 08/02/2005 | US6925132 Method for detecting and correcting amplitude and phase imbalances between I and Q components in quadrature demodulator |
| 08/02/2005 | US6925130 Method and system for a reduced emissions direct drive transmitter for unshielded twisted pair (UTP) applications |
| 08/02/2005 | US6925129 Method and circuit arrangement for improved data transmission |
| 08/02/2005 | US6925128 Method and apparatus for reducing a peak-to-average power ratio in an orthogonal frequency division multiplex signal |
| 08/02/2005 | US6925112 Discrete multitone modem initialization system and method |
| 08/02/2005 | US6925108 Ultrawide bandwidth system and method for fast synchronization |
| 08/02/2005 | US6925067 Configuration of overhead channels in a mixed bandwidth system |
| 08/02/2005 | US6924753 Robust system for transmitting and receiving map data |
| 08/02/2005 | CA2373543C Method and apparatus for calculating bit log-likelihood ratios for qam signals |
| 08/02/2005 | CA2217073C Multimode digital modem |
| 07/28/2005 | WO2005069650A1 Fast frequency scanning method of cell initial search |
| 07/28/2005 | WO2005069574A1 Apparatus and method for providing a set of channel input symbols and apparatus and method for providing a plurality of information bits |
| 07/28/2005 | WO2005069573A1 Conveying additional signaling information in an ofdm-based wireless local area network |
| 07/28/2005 | WO2005069572A1 Multicarrier receivers and methods for separating transmitted signals in a multiple antenna system |
| 07/28/2005 | WO2005069571A1 Modulating and coding apparatus and method in a high-rate wireless data communication system |
| 07/28/2005 | WO2005069570A1 Method of signalling, a communication system and a communication equipment |
| 07/28/2005 | WO2005069569A1 Program and data alerts and auxiliary datastreams in a multichannel broadcast system |
| 07/28/2005 | WO2005069526A1 Method and apparatus for recovering data in a received convolutional-encoded data stream |
| 07/28/2005 | WO2005069522A1 Apparatus and method for estimating interference and noise in a communication system |
| 07/28/2005 | WO2005069509A1 Communication system, transmitter, receiver, transmitting method, receiving method, and program |
| 07/28/2005 | WO2005069490A1 Circuit arrangement for pre-coding digital signals for message transmission by means of optical dqpsk modulation |
| 07/28/2005 | WO2005069190A1 Apparatus, and associated method, for detecting packets |
| 07/28/2005 | WO2004075460A3 Method and apparatus for frequency division multiplexing |
| 07/28/2005 | WO2004038984A9 Mimo system with multiple spatial multiplexing modes |
| 07/28/2005 | US20050166133 Method and system for decoding low density parity check (LDPC) codes |
| 07/28/2005 | US20050166132 IPHD (iterative parallel hybrid decoding) of various MLC (multi-level code) signals |
| 07/28/2005 | US20050166127 Electronic transmitter/receiver |
| 07/28/2005 | US20050165923 Transmitter device and relay device for performing data transmission control |
| 07/28/2005 | US20050164740 Radio communication base station device, radio communication mobile station device, and radio communication method |
| 07/28/2005 | US20050164733 Multi-band radio signal transmitter/receiver |
| 07/28/2005 | US20050164668 Carrier frequency detection for N-ary phase modulated signal |
| 07/28/2005 | US20050164660 Transmission circuit |
| 07/28/2005 | US20050164659 Apparatus and method for correcting sudden phase changes in received signals in mobile stations |
| 07/28/2005 | US20050164657 System and method for simplifying analog processing in a transmitter incorporating a randomization circuit |
| 07/28/2005 | US20050164656 Distortion compensation amplifying apparatus and base station |
| 07/28/2005 | US20050164644 Radio communication device receiver device and reception manner selecting method |
| 07/28/2005 | US20050164639 Frequency offset compensation in a digital frequency shift keying receiver |
| 07/28/2005 | US20050163274 Syncword detecting circuit and a baseband signal receiving circuit |
| 07/28/2005 | US20050163270 Radio receiving apparatus and method |
| 07/28/2005 | US20050163269 Method for limiting amplitude of a carrier frequency output signal |
| 07/28/2005 | US20050163268 Predistortion circuit and method for compensating nonlinear distortion in a digital RF communications transmitter |
| 07/28/2005 | US20050163266 Start-up automatic frequency control (AFC) method and apparatus |
| 07/28/2005 | US20050163265 Timing estimation in an OFDM receiver |
| 07/28/2005 | US20050163264 Correlator and receiving apparatus utilizing the same |
| 07/28/2005 | US20050163263 Systems and methods for frequency acquisition in a wireless communication network |
| 07/28/2005 | US20050163262 Frame synchronization and initial symbol timing acquisition system and method |
| 07/28/2005 | US20050163261 Timing-adjusting method and apparatus, and diversity receivign method and apparatus |
| 07/28/2005 | US20050163258 Time filtering for excess delay mitigation in OFDM systems |
| 07/28/2005 | US20050163257 Channel estimation for a communication system using spectral estimation |
| 07/28/2005 | US20050163256 Forward error correction coding for hybrid AM in-band on-channel digital audio broadcasting systems |
| 07/28/2005 | US20050163255 System and method for simplifying analog processing in a transmitter |
| 07/28/2005 | US20050163253 Data converter and data conversion method, and transmitter circuit, communications device and electronic device using the same |
| 07/28/2005 | US20050163252 Transmitter predistortion circuit and method therefor |
| 07/28/2005 | US20050163251 Predistortion circuit and method for compensating A/D and other distortion in a digital RF communications transmitter |
| 07/28/2005 | US20050163250 Distortion-managed digital RF communications transmitter and method therefor |
| 07/28/2005 | US20050163248 Signal peak reduction circuit for non-constant envelope modulation signals |
| 07/28/2005 | US20050163247 Isolation barrier for interfacing a line side device to a system side device |
| 07/28/2005 | US20050163244 Wireless transmitting method, wireless transmitting device, wireless receiving method, wireless receiving device |
| 07/28/2005 | US20050163243 Constellation-rotating orthogonal space-time block coding technique |
| 07/28/2005 | US20050163242 Bit mapping for variable-size higher-order digital modulations |
| 07/28/2005 | US20050163241 Multi-carrier communication system and receiver thereof |
| 07/28/2005 | US20050163240 Transmitting apparatus, receiving apparatus, communication system, transmission method, reception method, and communication method |
| 07/28/2005 | US20050163239 Transmitting apparatus, receiving apparatus, communication system, transmission method, reception method, and communication method |
| 07/28/2005 | US20050163238 Transceiver apparatus and transceiving method |
| 07/28/2005 | US20050163237 Multi-phase carrier signal generator and multi-phase carrier signal generation method |
| 07/28/2005 | US20050163236 Transmission method and apparatus in a multiple antenna communication system |
| 07/28/2005 | US20050163235 Method and apparatus for improving error rates in multi-band ultra wideband communication systems |