| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 02/08/2000 | US6023491 Demodulation apparatus performing different frequency control functions using separately provided oscillators |
| 02/08/2000 | CA2279585A1 Method and system for transmitting information by means of phase modulation |
| 02/08/2000 | CA2182974C High speed communications system for analog subscriber connections |
| 02/06/2000 | CA2279107A1 Frequency offset estimating for demodulation of a phase modulated symbol packet |
| 02/04/2000 | CA2278920A1 Digital broadcast receiver and receiving method |
| 02/03/2000 | WO2000005850A1 Psk demodulation method |
| 02/03/2000 | WO2000005849A2 Determining sampling phase |
| 02/03/2000 | WO2000005834A1 Carrier frequency estimator for a signal receiver |
| 02/03/2000 | WO2000005815A1 Single chip cmos transmitter/receiver and vco-mixer structure |
| 02/03/2000 | WO2000005673A1 System for the transmission of data from a data carrier to a station by means of at least one other auxiliary carrier signal |
| 02/03/2000 | WO1999055048A9 Method and an arrangement for modulating a signal |
| 02/02/2000 | EP0977459A2 Demand assigned mutiple access techniques |
| 02/02/2000 | EP0977408A2 ASK modulation apparatus and method |
| 02/02/2000 | EP0977384A1 Method and apparatus for measuring spectral energy of mobile handset |
| 02/02/2000 | EP0977351A1 Method and apparatus for radio communication |
| 02/02/2000 | CN1243629A Data transmission method and radio system |
| 02/02/2000 | CN1243619A Compensation of delay in linearization loop of power amplifier |
| 02/02/2000 | CN1243372A Modulation method and radio communication system |
| 02/02/2000 | CN1243371A Direct-convertion receiver |
| 02/01/2000 | US6021503 Bit synchronization for interrogator |
| 02/01/2000 | US6021167 Fast equalizer training and frame synchronization algorithms for discrete multi-tone (DMT) system |
| 02/01/2000 | US6021165 Digital Broadcast receiver and method of tuning control |
| 02/01/2000 | US6021164 Digital radio communication system having reduced phase-locked loop, and its synchronization |
| 02/01/2000 | US6021163 Inter-unit digital signal transmitting method, digital signal transmitter and receiver equipment, digital signal transmitter, and digital signal receiver |
| 02/01/2000 | US6021162 Vortex serial communications |
| 02/01/2000 | US6021160 Training method for non-nyquist transmission system and training data transmission apparatus for non-nyquist transmission system |
| 02/01/2000 | US6021159 Circuit for measuring transmission quality of demodulated digital signal transmitted under carrier modulation transmission system |
| 02/01/2000 | US6021158 Hybrid wireless wire-line network integration and management |
| 02/01/2000 | US6021157 Fast phase estimation in digital communication systems |
| 02/01/2000 | US6021110 OFDM timing and frequency recovery system |
| 02/01/2000 | US6020839 Analog technique to detect asymmetric radio frequency pulses |
| 02/01/2000 | CA2130667C Apparatus and method for reducing message collision between mobile stations simultaneously accessing a base station in a cdma cellular communications system |
| 02/01/2000 | CA2112595C Clock recovery |
| 01/30/2000 | CA2279065A1 Ask modulation apparatus and method |
| 01/27/2000 | WO2000004687A1 Fsk production by modification of antenna impedance |
| 01/27/2000 | WO2000004686A1 Data carrier with at least two demodulators for receiving ask signals of differing modulation index |
| 01/27/2000 | WO2000004685A1 Communications system using synchronized chaotic circuits |
| 01/27/2000 | WO2000004646A2 IMPROVED TRANSMIT METHOD AND SYSTEM FOR Ka BAND TRANSMISSIONS |
| 01/27/2000 | WO2000004645A1 De-interleave circuit |
| 01/27/2000 | WO2000004644A1 Bs digital broadcasting receiver |
| 01/27/2000 | WO2000004634A1 Method and apparatus for compensating for distortion in iq modulators |
| 01/27/2000 | WO1999063682A3 Fast acquisition of traffic channels for a highly variable data rate |
| 01/27/2000 | WO1999059307A8 Method and apparatus for obtaining initial carrier and symbol phase estimates for use in synchronizing transmitted data |
| 01/27/2000 | WO1999050980B1 Hybrid and all digital fm in-band-on-channel digital audio broadcasting method and system |
| 01/27/2000 | CA2295191A1 Fsk production by modification of antenna impedance |
| 01/26/2000 | EP0975198A2 1:N Redundancy in a communications system |
| 01/26/2000 | EP0975197A2 Multi-mode, multi-modulation point to multipoint communications |
| 01/26/2000 | EP0975196A2 Multi-modulation radio communications |
| 01/26/2000 | EP0975195A2 Multi-transport mode radio communications |
| 01/26/2000 | EP0975194A2 Extension interface units in a communications system |
| 01/26/2000 | EP0975193A2 Air interface frame formatting |
| 01/26/2000 | EP0975192A2 TDM buffering |
| 01/26/2000 | EP0975191A2 Service specific interfacing in point to multipoint communications |
| 01/26/2000 | EP0975190A2 Multi-transport mode bus communications |
| 01/26/2000 | EP0975174A1 Signal transmission system |
| 01/26/2000 | EP0975173A1 Signal transmission system |
| 01/26/2000 | EP0975172A1 Signal transmission system |
| 01/26/2000 | EP0975171A1 Signal transmission system |
| 01/26/2000 | EP0975170A1 Signal transmission system |
| 01/26/2000 | EP0975169A1 Signal transmission system |
| 01/26/2000 | EP0975168A1 Signal transmission system |
| 01/26/2000 | EP0975126A1 Method for estimating the frequency error in a QPSK demodulator |
| 01/26/2000 | EP0975125A1 Sequence estimation method and sequence estimator |
| 01/26/2000 | EP0975107A1 Transmitting device for optical data |
| 01/26/2000 | EP0975097A2 Method and device for bi-directional data exchange over low and medium voltage electric power lines |
| 01/26/2000 | EP0974210A1 System for transmitting high-speed added-value services in terrestrial digital broadcasting |
| 01/26/2000 | EP0974209A1 System and method for spectrally shaping transmitted data signals |
| 01/26/2000 | EP0974202A1 ACTIVATION OF MULTIPLE xDSL MODEMS WITH CHANNEL PROBE |
| 01/26/2000 | CN1242900A Radio communication device and radio communication method |
| 01/26/2000 | CN1242674A Bandpass phase tracker with hilbert transformation before plural-phase analog-to-digital conversion |
| 01/25/2000 | US6018556 Programmable loop filter for carrier recovery in a radio receiver |
| 01/25/2000 | US6018553 Multi-level mixer architecture for direct conversion of FSK signals |
| 01/25/2000 | US6018552 Differential detection receiver |
| 01/25/2000 | US6018551 Method and apparatus for reproducing carrier |
| 01/25/2000 | CA2180905C Digital demodulator |
| 01/23/2000 | CA2277741A1 Method and device for bi-directional data exchange over low and medium voltage electric power lines |
| 01/20/2000 | WO2000003552A2 Communication system with reduced power variation and method therefor |
| 01/20/2000 | WO2000003523A1 Data transmission method and radio system |
| 01/20/2000 | WO2000003508A1 Communication method, transmitter, and receiver |
| 01/20/2000 | WO1999057912A3 Dc offset compensation for zero if quadrature demodulator |
| 01/20/2000 | DE19832116A1 Verfahren zum linearen Vorverzerren eines digitalisierten Signals Method for linear predistortion of a digitized signal |
| 01/20/2000 | CA2276909A1 Optical data transmission device |
| 01/19/2000 | EP0973335A1 Signal transmission system |
| 01/19/2000 | EP0973307A2 Distortion compensation system |
| 01/19/2000 | EP0973306A2 Method of linear predistortion of a multicarrier signal |
| 01/19/2000 | EP0972384A2 Transmission method and radio system |
| 01/19/2000 | EP0972370A1 Method and transmitter device for transmitting data symbols from user signals via a radio interface or a mobile communication system |
| 01/19/2000 | EP0972352A1 Mapper for high data rate signalling |
| 01/19/2000 | CN1241875A Selective calling radio-receiver and method of receiving selective calling radio signal |
| 01/19/2000 | CN1241845A Intermediate rate applications of punctured convolutional codes for 8PSK trellis modulation over satellite channels |
| 01/19/2000 | CN1048603C A method for minimizing a phase error of a transmitter |
| 01/18/2000 | US6016329 Method and apparatus for preamble-less demodulation |
| 01/18/2000 | US6016328 Method and apparatus for the synchronization of a signal receiving station |
| 01/18/2000 | CA2277625A1 Optical device for processing a predetermined n-bits optical sequence |
| 01/18/2000 | CA2157958C Trellis coded modulation employing lower dimensionality convolutional encoder |
| 01/18/2000 | CA2118991C Rotationally invariant multilevel coded systems |
| 01/18/2000 | CA2099838C Method of extracting data words from a binary serial bit stream |
| 01/13/2000 | WO2000002335A2 Source adaptive digital subscriber line and method |
| 01/13/2000 | DE19920999A1 Received video data image restoration method for terrestrial digital video broadcasting |
| 01/13/2000 | DE19829211A1 Linearisierung von Multiträger-Empfängern Linearization of multicarrier receivers |