| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 01/12/2000 | EP0971516A2 Channel precoder using an infinite impulse response filter |
| 01/12/2000 | EP0971515A2 Reference symbol structure for frequency, symbol and frame synchronisation in multicarrier systems |
| 01/12/2000 | EP0971514A2 Transmitter with waveform shaping and receiver with symbol synchronisation |
| 01/12/2000 | EP0970575A1 Symbol timing recovery network for a carrierless amplitude phase (cap) signal |
| 01/12/2000 | EP0970567A1 Communications systems and methods employing code rate partitioning with nonorthogonal modulation |
| 01/12/2000 | EP0885487B1 Process and device for generating a plurality of derived clock signals |
| 01/12/2000 | EP0619927B1 Power amplifier linearization in a tdma mobile radio system |
| 01/12/2000 | CN1241332A Self configuring multi-mode communications terminal |
| 01/11/2000 | US6014571 Multiband mobile unit communication apparatus |
| 01/11/2000 | US6014431 Communication server apparatus having four-wire switching interface and method |
| 01/11/2000 | US6014412 Digital radio frequency interference canceller |
| 01/11/2000 | US6014407 Method and system for simultaneously broadcasting and receiving digital and analog signals |
| 01/11/2000 | US6014374 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
| 01/11/2000 | US6014366 Variable-bandwidth frequency division multiplex communication system |
| 01/11/2000 | US6014065 Multi-phase modulator having automatic compensators for offsets of orthogonal adjustment |
| 01/09/2000 | CA2242857A1 Combining qam and qpsk to optimize license capacity in cellular, multipoint wireless access systems |
| 01/06/2000 | WO2000001127A1 Multicarrier communication with variable overhead rate |
| 01/06/2000 | WO2000001126A1 Generation of tones, particularly of pilot tones, in multitone modems |
| 01/06/2000 | WO2000001095A1 Method, apparatus and system for determining a location of a frequency synchronization signal |
| 01/06/2000 | WO2000001084A1 Power control in a multi-carrier radio transmitter |
| 01/06/2000 | WO2000001073A1 Method and apparatus for d.c. offset correction in digital-to-analog converters |
| 01/06/2000 | CA2641978A1 Multicarrier communication with variable overhead rate |
| 01/06/2000 | CA2334999A1 Method and apparatus for d.c. offset correction in digital-to-analog converters |
| 01/05/2000 | EP0969640A2 Phase recovery with blind equalisation for dual mode CAP, QAM receivers |
| 01/05/2000 | EP0969639A2 Data allocation for multicarrier transmission |
| 01/05/2000 | EP0969638A2 Linearization of multicarrier radio receivers |
| 01/05/2000 | EP0969637A1 Equalisation in multicarrier receivers |
| 01/05/2000 | EP0969636A1 Tracking carrier timing utilising frequency offset error signal |
| 01/05/2000 | EP0969635A2 Blind equalisation in receivers with both CAP and QAM modes |
| 01/05/2000 | EP0969608A2 Channel estimation device for digital telecommunications stations |
| 01/05/2000 | EP0969597A2 Data sampling method and device |
| 01/05/2000 | EP0968597A2 Iq modulator, and associated method |
| 01/05/2000 | EP0968584A1 Method for reducing redundant transmissions of data groups |
| 01/05/2000 | EP0968582A2 A code synchronization unit and method |
| 01/05/2000 | EP0968571A2 Method and arrangement for forming an address |
| 01/05/2000 | EP0968570A1 A multi-carrier radio system and radio transceiver implementation |
| 01/05/2000 | EP0597027B1 Apparatus and method for controlling transmitted power of a modem |
| 01/05/2000 | DE19837408C1 Carrier recovery method for optical phase shift keying homodyne receiver |
| 01/05/2000 | CN1240550A Circuitry and method for simultaneously transmitting voice and data information |
| 01/05/2000 | CN1048134C High definition television signal processing apparatus |
| 01/04/2000 | US6011819 Acoustic wave communication apparatus and method |
| 01/04/2000 | US6011816 Direct demodulation method and apparatus |
| 01/02/2000 | CA2272246A1 Blind start-up of a dual mode cap-qam receiver |
| 01/02/2000 | CA2272234A1 Automatic constellation phase recovery in blind start-up of a dual mode cap-qam receiver |
| 12/30/1999 | DE19929195A1 Digital information transmission with high rate coding |
| 12/30/1999 | DE19827514A1 Multiple carrier signal transmission method for parallel transmission over several sub channels |
| 12/30/1999 | DE19827029A1 Demodulation durch Phasenverschiebung eines Lokaloszillators Demodulation phase shift of a local oscillator |
| 12/30/1999 | DE19827028A1 Verfahren und Gerät zur drahtlosen Übertragung von Daten gemäß einem FSK-Verfahren, insbesondere einem GFSK-Verfahren Method and apparatus for wireless transmission of data according to an FSK method, in particular a GFSK-method |
| 12/29/1999 | WO1999067929A1 Method for transmitting digital data via a transmission channel subject to perturbations occurring in bursts |
| 12/29/1999 | WO1999067890A1 Spread spectrum handshake for digital subscriber line telecommunications systems |
| 12/29/1999 | WO1999056399A3 Simplified receiver for frequency shift keyed signals |
| 12/29/1999 | WO1999056388A3 If-receiver |
| 12/29/1999 | EP0967827A2 Method for performing call forwarding service with an ISDN network terminator |
| 12/29/1999 | EP0967763A1 Multicarrier receiver with per-carrier RLS frequency domain equalisation |
| 12/29/1999 | EP0967761A1 Transmission method for digital data via a burst error channel |
| 12/29/1999 | EP0967760A2 Radio receiver for different data rates |
| 12/29/1999 | EP0967750A2 AM stereo receiver with reduced distortion |
| 12/29/1999 | EP0967736A1 Filter arrangement |
| 12/29/1999 | EP0967717A2 Predistortion control for power reduction |
| 12/29/1999 | EP0966939A2 Wound dressing holder |
| 12/29/1999 | EP0966819A1 Phase-locked loop with continuously adjustable bandwith |
| 12/29/1999 | CN1240075A Direct satellite direct broadcast system |
| 12/29/1999 | CN1240070A Method for correcting errors from jamming signal in frequency hopped spread spectrum communication system |
| 12/29/1999 | CN1240066A Method and apparatus for decoding block codes |
| 12/29/1999 | CN1239851A Signal sending circuit |
| 12/29/1999 | CA2335433A1 Method for transmitting digital data via a transmission channel subject to perturbations occurring in bursts |
| 12/29/1999 | CA2332941A1 Spread spectrum handshake for digital subscriber line telecommunications systems |
| 12/29/1999 | CA2276537A1 Multicarrier receiver |
| 12/29/1999 | CA2242003A1 Method and arrangement for differentially detecting an mpsk signal using a plurality of past symbol data |
| 12/28/1999 | US6009449 Phase angle data-trigonometric function value converter circuit and composite diversity receiver |
| 12/28/1999 | US6009317 Method and apparatus for compensating for imbalances between quadrature signals |
| 12/28/1999 | US6009134 Timing restoration circuit for pulse amplitude modulation (PAM)-type communication system |
| 12/28/1999 | US6009126 Zero-IF receiver |
| 12/28/1999 | US6009125 Digital transmission system that can be synchronized with initialization sequences |
| 12/28/1999 | US6009123 Process and system for transferring vector signal with precoding for signal power reduction |
| 12/28/1999 | US6009122 Method and apparatus for superframe bit allocation |
| 12/28/1999 | US6009117 Spread spectrum communication system |
| 12/28/1999 | US6009082 Computer-based multifunction personal communication system with caller ID |
| 12/28/1999 | US6009074 CDMA modulation and demodulation method reducing interference and a communication system using the same |
| 12/28/1999 | US6009073 Method for transmitting an orthogonal frequency division multiplex signal, apparatus for transmitting the signal and apparatus for receiving the signal |
| 12/28/1999 | US6008703 Digital compensation for wideband modulation of a phase locked loop frequency synthesizer |
| 12/28/1999 | US6008692 Carrier wave synchronization for multi-level two-dimensional modulation alphabets |
| 12/28/1999 | CA2173530C Modulation and demodulation method, modulator and demodulator |
| 12/28/1999 | CA2161118C A method and apparatus for determining signal usability |
| 12/28/1999 | CA2124621C Applications of simultaneous analog and digital communication |
| 12/26/1999 | CA2275008A1 Filter arrangement |
| 12/23/1999 | WO1999066687A1 Differential coherent demodulation of dbpsk signals |
| 12/23/1999 | WO1999066686A1 Method and device for wireless data transmission according to an fsk method, especially a gfsk method |
| 12/23/1999 | WO1999066685A1 Calibration device |
| 12/23/1999 | WO1999066649A1 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal |
| 12/23/1999 | WO1999066648A1 Wireless phone-line interface |
| 12/23/1999 | WO1999049575A3 Sign-cross product automatic frequency control loop |
| 12/23/1999 | WO1999044326B1 Ofdm frame synchronisation and equalisation system |
| 12/23/1999 | CA2335136A1 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal |
| 12/22/1999 | EP0966135A2 Coding for discrete multitone transmission |
| 12/22/1999 | EP0966134A2 Digital subscriber line communicating system and a transceiver in the system |
| 12/22/1999 | EP0966133A2 Orthogonal transformations for interference reduction in multicarrier systems |
| 12/22/1999 | EP0966132A1 Circuit to detect lock of a synchronising loop in a QPSK demodulator |
| 12/22/1999 | EP0966131A2 Method of bandwidth-efficient multifrequency data transmission |
| 12/22/1999 | EP0966113A1 Method and apparatus for performing equalisation in a radio receiver |