| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 03/02/2005 | CN1588937A Self adaption orthogonal frequency division multiplexing transmitting method and system variable subcarrier number |
| 03/02/2005 | CN1588936A Orthogonal frequency division multiplexing transmission system with self adaption protective interval |
| 03/02/2005 | CN1588935A Method and device for frequency deviation compensation of mobile communication system |
| 03/02/2005 | CN1588934A Data balancing method for meteor trail communication |
| 03/02/2005 | CN1588933A Digital demodulation receiver |
| 03/02/2005 | CN1588932A Information modulation and demodulation method of constant amplitude high frequency band utilizing rate |
| 03/02/2005 | CN1588929A Interatived channel evaluation; method based on more-in and more-out orthogonal frequency division complexing system |
| 03/02/2005 | CN1588928A Combined evaluation method for channel step number and multiple path time delay |
| 03/02/2005 | CN1588851A Biological identifying device and method for proofing replay attach |
| 03/02/2005 | CN1588834A Frequency deviation evaluation device and method |
| 03/02/2005 | CN1191689C VSB/QAM compatible frequency balancer |
| 03/01/2005 | US6862552 Methods, apparatus, and systems employing soft decision decoding |
| 03/01/2005 | US6862456 Systems and methods for improving range for multicast wireless communication |
| 03/01/2005 | US6862442 Receiver |
| 03/01/2005 | US6862440 Method and system for multiple channel wireless transmitter and receiver phase and amplitude calibration |
| 03/01/2005 | US6862325 Multi-standard channel decoder |
| 03/01/2005 | US6862324 Data aided symbol timing system for precoded continuous phase modulated signals |
| 03/01/2005 | US6862321 Method and apparatus for generating transmission signal by processing which includes digital quadrature modulation |
| 03/01/2005 | US6862317 Modulation technique providing high data rate through band limited channels |
| 03/01/2005 | US6862297 Wide range frequency offset estimation in OFDM systems |
| 03/01/2005 | US6862271 Multiple-input, multiple-output (MIMO) systems with multiple transmission modes |
| 03/01/2005 | US6862262 OFDM communication device and detecting method |
| 03/01/2005 | US6861985 Ferroelectric antenna and method for tuning same |
| 03/01/2005 | US6861964 Robust system for transmitting and receiving map data |
| 03/01/2005 | CA2315577C Adaptive gain and/or phase adjustment control system and method |
| 02/24/2005 | WO2005018187A2 Adaptive bit loading with low density parity check forward error correction |
| 02/24/2005 | WO2005018186A1 Sub-carrier allocation method for reducing inter-cell interference in ofdm cellular environment |
| 02/24/2005 | WO2005018185A1 Encryption method and decoding method for a digital transmission system |
| 02/24/2005 | WO2005018184A1 Modulation and encryption of a digital date stream, method of decoding, multi-carrier transmission system |
| 02/24/2005 | WO2005018183A1 Method of filtering a radio communication signal, comprising the calibration of an adaptive system, and corresponding radio communication device |
| 02/24/2005 | WO2005018180A1 Method and apparatus for transmitting wireless signals on multiple frequency channels in a frequency agile network |
| 02/24/2005 | WO2005018135A2 Method and apparatus to select an adaptation technique in a wireless network |
| 02/24/2005 | WO2005018128A2 Method for the digital filtering of a useful radio communication signal and corresponding radio communication device |
| 02/24/2005 | WO2005018127A2 Method of filtering a useful radio communication signal, comprising a digital power estimation, and corresponding radio communication device |
| 02/24/2005 | WO2005018125A1 Multicarrier communication apparatus, multicarrier communication system, and transmission power control method |
| 02/24/2005 | WO2005018122A1 Frequency synchronization during cell search in a universal mobile telephone system receiver |
| 02/24/2005 | WO2005018093A1 Apparatus and method for transmitter phase shift compensation |
| 02/24/2005 | WO2005017640A2 Adaptive coding for a shared data communication channel |
| 02/24/2005 | WO2004105336A3 Method and system for mitigating fourier transform side lobes |
| 02/24/2005 | WO2004095720A3 Timing synchronization for m-dpsk channels |
| 02/24/2005 | WO2004093366A3 Method for initialization of per tone frequency domain equalizer (feq) through noise reduction for multi-tone based modems |
| 02/24/2005 | WO2004079921A3 Method, system and apparatus for acquiring a received impulse radio signal |
| 02/24/2005 | US20050044576 Single wire return device in a fiber to the home system |
| 02/24/2005 | US20050043047 Communication system with detection of extra-system interference |
| 02/24/2005 | US20050042260 Method and composition |
| 02/24/2005 | US20050041805 Miniaturized holographic communications apparatus and methods |
| 02/24/2005 | US20050041762 Sliding window |
| 02/24/2005 | US20050041761 Method and apparatus for periodic signal detection in ofdm/dmt systems |
| 02/24/2005 | US20050041759 I/Q demodulation circuit |
| 02/24/2005 | US20050041758 Holographic ranging apparatus and methods |
| 02/24/2005 | US20050041757 Frequency-hopped holographic communications apparatus and methods |
| 02/24/2005 | US20050041756 Real domain holographic communications apparatus and methods |
| 02/24/2005 | US20050041754 Method and appatatus for I/Q mismatch calibration of transmitter |
| 02/24/2005 | US20050041752 Pulse-shaped holographic communications apparatus and methods |
| 02/24/2005 | US20050041749 Digital television system |
| 02/24/2005 | US20050041748 Digital television system |
| 02/24/2005 | US20050041746 Software-defined wideband holographic communications apparatus and methods |
| 02/24/2005 | US20050041730 DSL modem apparatus and communication control method |
| 02/24/2005 | US20050041729 DSL modem apparatus and communication control method |
| 02/24/2005 | US20050041693 Method and apparatus for frequency synchronization in MIMO-OFDM wireless communication systems |
| 02/24/2005 | US20050041622 Channel quality indicator for OFDM |
| 02/24/2005 | US20050041620 System and method for communicating digital information using time-and-frequency-bounded base functions |
| 02/24/2005 | US20050041611 Adaptive signaling in multiple antenna systems |
| 02/24/2005 | US20050041573 Ranging method in a broadband wireless access communication system |
| 02/24/2005 | US20050041572 Transmission method |
| 02/24/2005 | DE10027115B4 Verfahren zur Signalübertragung und Funk-Kommunikationssystem dafür A method of signal transmission and radio data communication system for |
| 02/23/2005 | EP1509017A2 DSL modem apparatus and communication control method |
| 02/23/2005 | EP1509016A1 Apparatus and method for assigning groups of subcarriers in an OFDM system |
| 02/23/2005 | EP1509015A1 Quadrature modulator carrier quadrature error detection method and quadrature modulation device |
| 02/23/2005 | EP1508976A1 DSL modem apparatus and communication control method |
| 02/23/2005 | EP1508255A1 Circuit arrangement for switching a mobile radio transmitter between two modulation modes |
| 02/23/2005 | EP1508233A1 Method and device for synchronization upon reception of a signal and echoes |
| 02/23/2005 | EP1508232A1 Method and device for estimating the transfer function of a channel for the variable transmission of a multicarrier signal |
| 02/23/2005 | EP1508231A1 A method and system for multiple channel wireless transmitter and receiver with phase and amplitude calibration |
| 02/23/2005 | EP1508209A1 Determination of the time delay and/or power of a multicarrier signal |
| 02/23/2005 | EP1352490B1 Fast initialization using seamless rate adaptation |
| 02/23/2005 | EP1264458B1 Digital i/q modulator having a predistorsion |
| 02/23/2005 | EP1213854B1 Capacity management in a CDMA system |
| 02/23/2005 | EP1213846B1 Code division multiple access communication system |
| 02/23/2005 | EP0941595B1 Modulation signal calibration between a modem module and radio module of a wireless modem using feedback |
| 02/23/2005 | EP0920766B1 Receiver with controllable amplifier means |
| 02/23/2005 | EP0782803B1 Method for demodulating digitally modulated data signals |
| 02/23/2005 | CN1586062A Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system |
| 02/23/2005 | CN1586036A Transmitter with transmitter chain phase adjustment on the basis of pre-stored phase information |
| 02/23/2005 | CN1585503A Pi/4DQPSK demodulator and its method |
| 02/23/2005 | CN1585397A Apparatus and method for estimating a decision boundary in symbol units in a mobile communication system |
| 02/23/2005 | CN1585396A Method and apparatus for reducing impulse noise of multicarrier modulated signal |
| 02/23/2005 | CN1585395A Receiver and detection of frame synchronization and control data in it |
| 02/23/2005 | CN1585394A Apparatus and method for assigning groups of subcarriers in an OFDM system |
| 02/23/2005 | CN1585393A Device and method for receiving OFDM signals |
| 02/23/2005 | CN1585392A Self adaptable transmission for OFDMA system |
| 02/23/2005 | CN1585390A Frequency-shift-key adaptable decoding method and device |
| 02/23/2005 | CN1585291A Frequency channel characteristics evaluation system and method, communication apparatus and method |
| 02/23/2005 | CN1585290A 滑动窗口 Sliding window |
| 02/23/2005 | CN1585284A 高频信号接收机 High-frequency signal receiver |
| 02/23/2005 | CN1585262A I/Q demodulation circuit |
| 02/23/2005 | CN1190931C Radio transmitter and method for producing RF output signals in phase-locked loops |
| 02/23/2005 | CN1190919C Digital data receiver |
| 02/23/2005 | CN1190918C Method and device for adjusting reference frequency in receiver |
| 02/22/2005 | US6859507 Method and apparatus for correcting a signal |