| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 04/15/1986 | US4583236 Modified absolute phase detector |
| 04/15/1986 | US4583232 Carrier current digital data transceiver |
| 04/15/1986 | US4583231 Method of, and apparatus for, frequency-hopped frequency-shift-keyed digital data communications |
| 04/15/1986 | US4583048 MSK digital demodulator for burst communications |
| 04/15/1986 | US4583047 Reception circuit for a wave modulated at one time in frequency by an analog signal and at another time in phase by a digital signal |
| 04/08/1986 | US4581750 Transmission system for the transmission of binary data symbols |
| 04/08/1986 | US4581749 Data frequency modulator with deviation control |
| 04/08/1986 | US4581748 Radio communications system |
| 04/08/1986 | US4581746 Technique for insertion of digital data bursts into an adaptively encoded information bit stream |
| 04/08/1986 | US4581586 Crosstalk reduction in unbalanced QPSK detectors |
| 04/08/1986 | CA1203012A1 Linear distortion canceller circuit |
| 04/02/1986 | EP0176089A2 Multiple quadrature-phase amplitude modulating system capable of reducing a peak amplitude |
| 04/02/1986 | EP0175947A2 Circuit arrangement for demodulating a binary FM signal |
| 04/01/1986 | US4580277 Digital-based phase shift keying modulator |
| 04/01/1986 | US4580276 System and method for transporting data |
| 04/01/1986 | US4580102 Utilizing carrier construction |
| 04/01/1986 | US4580101 FM demodulators with local oscillator frequency control circuits |
| 04/01/1986 | CA1202702A1 Means and method for reduction of phase jitter |
| 03/26/1986 | EP0175410A1 Monolithic interface circuit between a signal processor and a telecommunication network |
| 03/25/1986 | US4578798 Method for communicating binary data using modified frequency shift keying techniques |
| 03/25/1986 | US4578796 Data modem |
| 03/19/1986 | EP0174612A2 Composite shift keying communication system |
| 03/18/1986 | US4577335 Coherent data communications technique |
| 03/18/1986 | US4577334 Digital data receiver including timing adjustment circuit |
| 03/18/1986 | US4577333 Composite shift keying communication system |
| 03/18/1986 | US4577328 Method and circuit for detecting a training signal |
| 03/18/1986 | US4577157 Zero IF receiver AM/FM/PM demodulator using sampling techniques |
| 03/12/1986 | EP0174125A2 Digital data receiver |
| 03/11/1986 | US4575858 PSK modulation by temporarily increasing frequency to achieve phase change |
| 03/11/1986 | US4575684 Differential phase shift keying receiver |
| 03/11/1986 | US4575682 Circuit for establishing accurate sample timing |
| 03/11/1986 | CA1201774A1 Circuit for regenerating the carrier of a signal modulated in amplitude and phase by digital signals |
| 03/05/1986 | EP0173526A2 Digital signal repeater including means for controlling a transmitter |
| 03/05/1986 | EP0173362A1 Arrangement of recovering a clock signal form an angle-modulated carrier signal having a modulation index m = 0.5 |
| 03/05/1986 | EP0173298A2 Demodulation device for multiphase PSK or multilevel QAM carrier wave |
| 03/04/1986 | US4574247 FM Signal demodulator |
| 03/04/1986 | US4574246 Demodulator with AGC circuit for multi-level quadrature amplitude-modulated carrier wave |
| 03/04/1986 | US4574244 QAM Demodulator automatic quadrature loop using n-m LSB's |
| 02/25/1986 | US4573166 Demodulator |
| 02/25/1986 | US4573165 Transmission circuit for modems employing frequency shift keying |
| 02/25/1986 | US4573153 Data transmitting-receiving system for suppressing data error |
| 02/19/1986 | EP0172095A1 Method and arrangement for transmitting coded information by radio channel in superposition on a traditional frequency modulation transmission |
| 02/19/1986 | EP0172048A2 A method of transmitting digital data by modulating a high frequency signal |
| 02/19/1986 | EP0171778A2 Method for the transmission of communications using frequency shift keying |
| 02/18/1986 | US4571738 Demodulator logic for frequency shift keyed signals |
| 02/18/1986 | US4571731 PSK modem filter switch |
| 02/18/1986 | US4571550 QAM Demodulator carrier recovery loop using n-m LSB's |
| 02/18/1986 | US4571549 16-QAM Modulator with PLL amplification devices |
| 02/18/1986 | CA1200936A1 Communication system having improved differential phase shift keying modulation |
| 02/18/1986 | CA1200935A1 Burst signal transmission system |
| 02/18/1986 | CA1200854A1 Quadrature amplitude demodulator comprising a combination of a full-wave rectifying circuit and binary detectors |
| 02/12/1986 | EP0170793A2 High-frequency transmitter modulated by binary data signals |
| 02/11/1986 | US4570125 FSK Demodulator with concurrent carrier and clock synchronization |
| 02/05/1986 | EP0170454A1 FSK demodulator |
| 02/05/1986 | EP0170324A1 Arrangement for generating an angle-modulated carrier signal of constant amplitude in response to data signals |
| 02/05/1986 | EP0170225A2 Radio receiver |
| 02/04/1986 | US4569061 Phase distortion adaptive detector of minimum shift keying data |
| 02/04/1986 | US4569060 FSK Coding method and apparatus involving multiples and submultiples of a given frequency |
| 02/04/1986 | US4568883 Frequency-shift-keyed data detector |
| 02/04/1986 | US4568882 Digital FSK demodulator circuit |
| 02/04/1986 | CA1200316A1 Multiple simultaneous tone decoder |
| 01/30/1986 | WO1986000767A1 A data frequency modulator with deviation control |
| 01/29/1986 | EP0169612A1 Arrangement for generating an angle-modulated carrier signal of a constant amplitude in response to data signals |
| 01/29/1986 | EP0169548A2 Method and apparatus for automatically identifying a responding modem in a multi-drop network |
| 01/28/1986 | US4567603 FSK Modulator and method for NRZ data transmission utilizing PLL frequency synthesis |
| 01/28/1986 | US4567602 Correlated signal processor |
| 01/28/1986 | US4567599 Automatic adaptive equalizer having improved reset function |
| 01/28/1986 | US4567442 Method and apparatus for demodulating time-discrete frequency-modulated signals |
| 01/28/1986 | CA1200031A1 Adaptive signal receiving method and apparatus |
| 01/28/1986 | CA1199975A2 Methods and apparatus for transmitting high-bit-rate digital data in power line communication media having harmonic noise content |
| 01/28/1986 | CA1199974A1 Frame synchronization and phase ambiguity resolution in qam transmission systems |
| 01/22/1986 | EP0169093A1 Receiver for time division multiplexed television transmission comprising a frequency demodulator |
| 01/22/1986 | EP0041536B1 Programmable multifrequency tone receiver |
| 01/21/1986 | US4566132 Multifunction ultra-high frequency circuit and means using such a circuit |
| 01/21/1986 | US4566100 Bit error rate measuring system |
| 01/21/1986 | US4565980 PSK Modulator with preset amplitude and phase corrections for each phase |
| 01/21/1986 | CA1199683A1 Receiver for phase-shift modulated carrier signals |
| 01/16/1986 | WO1986000488A1 Multipurpose digital ic for communication and control network |
| 01/16/1986 | WO1986000476A1 Rf amplifier with frequency spectrum control |
| 01/15/1986 | EP0168337A1 Remote control for a winch |
| 01/15/1986 | EP0167849A2 Digital signal transmission system, especially for satellite broadcasting |
| 01/15/1986 | EP0167531A1 Packetized ensemble modem. |
| 01/14/1986 | US4564952 Compensation of filter symbol interference by adaptive estimation of received symbol sequences |
| 01/14/1986 | CA1199384A1 Information transmission system with modems coupled to a common communication medium |
| 01/08/1986 | EP0166839A1 Method and device for measuring phase-jitter of a transmission canal |
| 01/08/1986 | EP0166741A1 A digital communications system. |
| 01/07/1986 | US4563681 Tone receiver for digital data communication systems |
| 01/07/1986 | US4563650 Power line communication receiver with dual threshold signal interrogation capability |
| 01/07/1986 | US4563548 Method and circuit for telephone dialing signal generation |
| 01/07/1986 | CA1199078A1 Methods for operation of programmable signal control circuits |
| 01/03/1986 | WO1986000186A1 Circuit for demodulating phase shift keyed signals |
| 01/03/1986 | WO1986000185A1 Data communication method and appartus |
| 01/03/1986 | WO1986000184A1 Telecontrol for hoisting winch |
| 01/02/1986 | EP0165941A1 A phase shift keying and phase modulation transmission system |
| 12/31/1985 | US4562426 Symbol coding apparatus |
| 12/31/1985 | US4562425 Differential encoder and decoder for transmitting binary data |
| 12/31/1985 | US4562415 Universal ultra-precision PSK modulator with time multiplexed modes of varying modulation types |
| 12/31/1985 | CA1198781A1 Multifunction ultra-high frequency circuit and means using such a circuit |
| 12/24/1985 | US4561098 Receiver for FFSK modulated data signals |
| 12/18/1985 | EP0164749A2 High speed data communications system |