| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 05/20/1992 | EP0486474A2 Method for adapting a transversal equalizer, without carrier synchronism |
| 05/20/1992 | EP0486101A2 Digital circuit arrangement for approximately realising GMSK (Gaussian minimum shift keying) modulation |
| 05/20/1992 | CN1061312A System and method for generating signal waveforms in cdma cellular telephone system |
| 05/19/1992 | US5115468 SSB digital modulator |
| 05/19/1992 | US5115454 Method and apparatus for carrier synchronization and data detection |
| 05/19/1992 | US5115453 Technique for designing a multidimensional signaling scheme |
| 05/19/1992 | US5115452 Phase jitter correction arrangement |
| 05/19/1992 | US5115451 Local area network modem |
| 05/19/1992 | US5115438 Method for redundancy-saving, error-correcting coding in digital radio link systems having multi-level modulation |
| 05/17/1992 | CA2055584A1 Method and device for the recognition of modulations |
| 05/14/1992 | WO1992008308A2 Stationary-phase angle modulator |
| 05/13/1992 | EP0485108A2 Coded modulation with unequal levels of error protection |
| 05/13/1992 | EP0485105A2 Coding for digital transmission |
| 05/13/1992 | EP0484914A2 Demodulator and method for demodulating digital signals modulated by a minimum shift keying |
| 05/13/1992 | EP0484476A1 Digital automatic gain control |
| 05/13/1992 | CN1061123A Linear transmitter training method and apparatus |
| 05/12/1992 | US5113415 Detection of a particular signal sequence with no adverse influence of multipath transmission |
| 05/12/1992 | US5113414 Predistortion arrangement for a digital transmission system |
| 05/12/1992 | US5113412 Method and apparatus for mapping an eight dimensional constellation of a convolutionally coded communication system |
| 05/12/1992 | US5113411 Modulator and demodulator for data transmission systems |
| 05/12/1992 | US5113401 Block coding scheme for fractional-bit transmission |
| 05/12/1992 | US5113278 Communication system and apparatus using chip signals |
| 05/12/1992 | US5113142 QAM demodulator having automatic adaptive equalizer |
| 05/06/1992 | EP0484065A2 Direct sequence spread spectrum (DSS) communications system with frequency modulation utilized to achieve spectral spreading |
| 05/06/1992 | EP0483439A1 Self-training adaptive equalization method and apparatus |
| 05/06/1992 | CN1016556B Ensemble modem structure for imperfect transmission media |
| 05/06/1992 | CN1016553B Subscriber unit for wireless digital subscriber communication system |
| 05/05/1992 | US5111483 Trellis decoder |
| 05/05/1992 | US5111482 Msk signal detector |
| 05/05/1992 | US5111161 Pll with lock detector for detecting a specified signal in a plurality of input signals |
| 05/05/1992 | US5111155 Distortion compensation means and method |
| 05/05/1992 | US5111152 Apparatus and method for demodulating a digital modulation signal |
| 05/02/1992 | WO1992008307A2 Optimal demodulator using maximum a posteriori probability estimation |
| 05/02/1992 | CA2094612A1 Optimal maximum a posteriori demodulator |
| 05/01/1992 | WO1992008298A1 Channel equalisation in particular for fading channels |
| 05/01/1992 | WO1992008280A1 Linear transmitter training method and apparatus |
| 04/30/1992 | WO1992007435A1 Digital audio broadcasting system |
| 04/30/1992 | WO1992007427A1 Modulation method and apparatus for multicarrier data transmission |
| 04/30/1992 | WO1992007423A1 A novel demodulation method and apparatus |
| 04/30/1992 | WO1991019360A3 Method and apparatus for transmission of data over power lines |
| 04/29/1992 | EP0482927A2 Digital radio receiver |
| 04/29/1992 | EP0482502A2 Power amplifier and mobile radio apparatus with the same |
| 04/29/1992 | EP0482033A1 Saw device tapped delay line and apparatus using same. |
| 04/28/1992 | US5109393 Mobile communications system insensitive to false frame sync |
| 04/28/1992 | CA1299658C Demodulation method |
| 04/25/1992 | WO1992008297A1 An apparatus and method for varying a signal in a transmitter of a transceiver |
| 04/22/1992 | EP0481807A2 Transmitter with nonlinearity correction circuit |
| 04/22/1992 | EP0481549A1 Coding/decoding system and method for digital signals transmitted by coded modulation |
| 04/22/1992 | EP0481543A1 Filtering arrangement |
| 04/22/1992 | CN1016396B Modem with improved digital signal processor |
| 04/21/1992 | US5107522 Automatic frequency control circuit |
| 04/21/1992 | US5107521 Single analog path multi-data rate matched filtered demodulator |
| 04/21/1992 | US5107520 Adaptive predistortion circuit for a digital transmission system |
| 04/21/1992 | US5107504 Multilevel quadrature amplitude modulator capable of reducing a maximum amplitude of a multilevel quadrature amplitude modulated signal regardless of transmission data information or redundant information |
| 04/16/1992 | WO1992006535A1 A zero crossing modulator |
| 04/16/1992 | WO1992006506A1 Static control overlayers on opto-electronic devices |
| 04/15/1992 | EP0480674A2 Binary phase shift key modulator |
| 04/15/1992 | EP0480502A2 Cable network and modem apparatus for such a network |
| 04/15/1992 | EP0480145A1 Modulator and mixer stage |
| 04/14/1992 | US5105447 Demodulated data recognition and decision device |
| 04/14/1992 | US5105446 Digital method of correcting non-linearity in a transmission chain, and apparatus implementing the method |
| 04/14/1992 | US5105445 Predistortion arrangement for a digital transmission system |
| 04/14/1992 | US5105444 System for high speed data tranmission |
| 04/14/1992 | US5105443 Inband coding of secondary data |
| 04/14/1992 | US5105442 Coded modulation with unequal error protection |
| 04/14/1992 | US5105435 Method and apparatus for cancelling spread-spectrum noise |
| 04/14/1992 | US5105294 Digital communicating method and apparatus |
| 04/14/1992 | US5105190 Electromagnetic identification system |
| 04/10/1992 | CA2052906A1 System for modulating/demodulating digital signals transmitted with encoded modulation |
| 04/09/1992 | DE4101802C1 In-phase and quadrature detector for QAM receiver - demodulates using unregulated orthogonal carriers and controls carrier and quadrature phase offsets at baseband |
| 04/08/1992 | CN2101351U Multifunction modem |
| 04/07/1992 | US5103463 Method and system for encoding and decoding frequency shift keying signals |
| 04/07/1992 | US5103459 System and method for generating signal waveforms in a cdma cellular telephone system |
| 04/07/1992 | US5103227 Modulus converter for fractional rate encoding |
| 04/07/1992 | CA1298627C Method and device for demodulating digitally modulated signals |
| 04/02/1992 | WO1992005646A1 Reception of orthogonal frequency division multiplexed signals |
| 04/02/1992 | WO1992001948A3 Technique for demodulating and decoding mls dpsk transmissions using a digital signal processor |
| 04/01/1992 | EP0478265A1 Phase based vector modulator |
| 04/01/1992 | EP0478238A2 Automatic frequency control system and method for frequency-shift-key data transmission systems |
| 04/01/1992 | EP0478080A2 Automatic frequency control device in coherent demodulators for M-QAM modulation systems |
| 04/01/1992 | EP0477852A1 Carrier recovery system for digital 4-point phase modulation types |
| 04/01/1992 | EP0477720A2 Calibration of vector modulators |
| 04/01/1992 | EP0477455A1 Data circuit terminating equipment (DCE) including timing arrangement circuits controlled by processing means |
| 04/01/1992 | EP0477175A1 Direct conversion receiver for digital signals and method for demodulation of said signals. |
| 03/31/1992 | US5101450 Quadrature optical phase modulators for lightwave systems |
| 03/31/1992 | US5101418 Digital time-multiplexed quadrature frequency upconverter |
| 03/31/1992 | CA1298354C Continuously variable digital delay circuit |
| 03/29/1992 | WO1992006542A1 A carrier recovery method and apparatus having an adjustable response time determined by carrier signal parameters |
| 03/25/1992 | EP0476129A1 Communication system |
| 03/25/1992 | EP0476125A1 Treillis precoding for fractional bits/baud |
| 03/25/1992 | CN1016034B Frequency control apparatus and method for digital radio receiver |
| 03/25/1992 | CA2051880A1 Automatic frequency control system and method for frequency-shift-key data transmission systems |
| 03/24/1992 | US5099499 Method of generating quality factors for binary digits obtained in the viterbi-analysis of a signal |
| 03/24/1992 | US5099494 Six channel digital demodulator |
| 03/18/1992 | EP0475509A1 Radio apparatus with an oscillator and a phase locked loop |
| 03/18/1992 | EP0475464A2 Block coded modulation system |
| 03/18/1992 | EP0475165A2 Method for producing a QPSK signal with a superposed carrier |
| 03/18/1992 | EP0475162A1 Microwave demodulator for digital hertzian links using QAM-modulation |
| 03/17/1992 | US5097487 Local oscillator signal generating system for digital demodulator |
| 03/17/1992 | US5097220 Circuit for demodulating psk modulated signal by differential-defection |