Assignee
TRT TELECOM RADIO ELECTR
FR·102 granted patents·2,028 citations·filing 1965–1994
Top patents by PatentIndex Score
102 records- 0195US4101738AArrangement for processing auxiliary signals in a frequency multiplex transmission systemTRT TELECOM RADIO ELECTR·Filed 1976·Granted Jul 18, 1978·137 cites·13 claims
- 0293US4799179ASignal analysing and synthesizing filter bank systemTRT TELECOM RADIO ELECTR·Filed 1986·Granted Jan 17, 1989·168 cites·5 claims
- 0388US4472802ASystem of transmitting information between a central station and sub-stationsTRT TELECOM RADIO ELECTR·Filed 1982·Granted Sep 18, 1984·174 cites·5 claims
- 0485US4151525ARadio-electric system for locating a given objectTRT TELECOM RADIO ELECTR·Filed 1977·Granted Apr 24, 1979·42 cites·13 claims
- 0583US4777653AApparatus for controlling transmission power over a digital radio communication channelTRT TELECOM RADIO ELECTR·Filed 1986·Granted Oct 11, 1988·204 cites·5 claims
- 0678US4726020AMultiplex information transmission systemTRT TELECOM RADIO ELECTR·Filed 1986·Granted Feb 16, 1988·59 cites·13 claims
- 0777US4107679AFrequency modulator for high-precision range measurementsTRT TELECOM RADIO ELECTR·Filed 1977·Granted Aug 15, 1978·31 cites·4 claims
- 0876US5088110ABaseband-controlled passband equalizing arrangementTRT TELECOM RADIO ELECTR·Filed 1989·Granted Feb 11, 1992·67 cites·7 claims
- 0976US4577329ASelf-adaptive equalizer for baseband data signalsTRT TELECOM RADIO ELECTR·Filed 1983·Granted Mar 18, 1986·41 cites·10 claims
- 1075US4229825ASynchronizing circuit for a digital arrangementTRT TELECOM RADIO ELECTR·Filed 1978·Granted Oct 21, 1980·27 cites·5 claims
- 1174US4361893ATransmission system using differential pulse code modulationTRT TELECOM RADIO ELECTR·Filed 1979·Granted Nov 30, 1982·17 cites·10 claims
- 1274US3962653AArrangement for simultaneously producing signals having an increasing frequency and signals having a decreasing frequencyTRT TELECOM RADIO ELECTR·Filed 1974·Granted Jun 8, 1976·22 cites·7 claims
- 1372US4876698ASystem for transmitting sequences of digital samples encoded by variable-length binary wordsTRT TELECOM RADIO ELECTR·Filed 1988·Granted Oct 24, 1989·29 cites·1 claims
- 1472US4852166AAnalogue scrambling system with dynamic band permutationTRT TELECOM RADIO ELECTR·Filed 1987·Granted Jul 25, 1989·34 cites·6 claims
- 1571US4162378ADigital echo canceler for a modem for data transmission by means of modulation of a carrierTRT TELECOM RADIO ELECTR·Filed 1978·Granted Jul 24, 1979·29 cites·18 claims
- 1670US4520491ATransmission system using differential pulse code modulation with adaptive predictionTRT TELECOM RADIO ELECTR·Filed 1982·Granted May 28, 1985·25 cites·17 claims
- 1770US4296383ABalancing amplifierTRT TELECOM RADIO ELECTR·Filed 1979·Granted Oct 20, 1981·14 cites·20 claims
- 1869US4621173AMethod of reducing the convergence time of an echo canceller and apparatus for carrying out said methodTRT TELECOM RADIO ELECTR·Filed 1983·Granted Nov 4, 1986·29 cites·17 claims
- 1969US4577309AMethod and apparatus for measuring distant echo delay in an echo cancelling arrangementTRT TELECOM RADIO ELECTR·Filed 1983·Granted Mar 18, 1986·32 cites·11 claims
- 2068US3971922ACircuit arrangement for digitally processing a given number of channel signalsTRT TELECOM RADIO ELECTR·Filed 1974·Granted Jul 27, 1976·17 cites·10 claims
- 2166US4661818AElectronically adjustable delay-simulator for distance-measuring apparatus operating on the frequency-modulated continuous wave principleTRT TELECOM RADIO ELECTR·Filed 1983·Granted Apr 28, 1987·24 cites·10 claims
- 2265US4309662ACircuit for rapidly resynchronizing a clockTRT TELECOM RADIO ELECTR·Filed 1980·Granted Jan 5, 1982·20 cites·2 claims
- 2365US4121287AAlarm filtering in a ground proximity warning systemTRT TELECOM RADIO ELECTR·Filed 1977·Granted Oct 17, 1978·24 cites·7 claims
- 2464US4531220AReceiver for a data transmission modem, comprising an echo canceller and an equalizerTRT TELECOM RADIO ELECTR·Filed 1983·Granted Jul 23, 1985·25 cites·3 claims
- 2564US4062620ADevice for connecting optical fibersTRT TELECOM RADIO ELECTR·Filed 1976·Granted Dec 13, 1977·21 cites·7 claims
- 2661US4211896ASubscriber's circuit with a symmetrical amplifierTRT TELECOM RADIO ELECTR·Filed 1978·Granted Jul 8, 1980·9 cites·8 claims
- 2760US4649335AEquipment for locating a signal reflection point in a transmission lineTRT TELECOM RADIO ELECTR·Filed 1984·Granted Mar 10, 1987·19 cites·6 claims
- 2860US4485272AAcoustic feedback cancelling electro-acoustic transducer networkTRT TELECOM RADIO ELECTR·Filed 1982·Granted Nov 27, 1984·16 cites·27 claims
- 2959US4724482AInfrared thermography system with sensitivity improved by progressive accumulation of image linesTRT TELECOM RADIO ELECTR·Filed 1984·Granted Feb 9, 1988·15 cites·11 claims
- 3059US4587498ACircuit for recovering the carrier of an amplitude-and-phase-modulated input signalTRT TELECOM RADIO ELECTR·Filed 1984·Granted May 6, 1986·23 cites·9 claims
- 3158US4827474ASystem and method of adjusting the interstation delay in an information transmission systemTRT TELECOM RADIO ELECTR·Filed 1987·Granted May 2, 1989·28 cites·6 claims
- 3258US4792892AData processor with loop circuit for delaying execution of a program loop control instructionTRT TELECOM RADIO ELECTR·Filed 1987·Granted Dec 20, 1988·29 cites·7 claims
- 3358US4304000ADevice for supervising a transmultiplexerTRT TELECOM RADIO ELECTR·Filed 1979·Granted Dec 1, 1981·12 cites·2 claims
- 3458US4174489APhase discriminator in a receiver for a data transmission systemTRT TELECOM RADIO ELECTR·Filed 1978·Granted Nov 13, 1979·16 cites·11 claims
- 3557US4312062ASystem for digitally converting baseband channel signals into a frequency-division multiplex signal and vice versaTRT TELECOM RADIO ELECTR·Filed 1975·Granted Jan 19, 1982·13 cites·5 claims
- 3656US4645884AMethod and apparatus for initializing filter coefficients in an echo cancellerTRT TELECOM RADIO ELECTR·Filed 1984·Granted Feb 24, 1987·19 cites·6 claims
- 3756US4051357ADouble odd discrete fourier transformerTRT TELECOM RADIO ELECTR·Filed 1976·Granted Sep 27, 1977·18 cites·6 claims
- 3856US4035725AAutomatic passband equalizer for data transmission systemsTRT TELECOM RADIO ELECTR·Filed 1975·Granted Jul 12, 1977·13 cites·13 claims
- 3955US5159704ATransceiver arrangement for optimizing received signal levelsTRT TELECOM RADIO ELECTR·Filed 1989·Granted Oct 27, 1992·22 cites·14 claims
- 4055US4687933AOptical and mechanical scanning deviceTRT TELECOM RADIO ELECTR·Filed 1977·Granted Aug 18, 1987·14 cites·43 claims
- 4155US4679230AEcho canceller and center clipper control arrangementTRT TELECOM RADIO ELECTR·Filed 1985·Granted Jul 7, 1987·26 cites·18 claims
- 4253US3952164AVocoder system using delta modulationTRT TELECOM RADIO ELECTR·Filed 1974·Granted Apr 20, 1976·10 cites·3 claims
- 4352US3978485ADirectional slot antenna for very high frequenciesTRT TELECOM RADIO ELECTR·Filed 1965·Granted Aug 31, 1976·11 cites·3 claims
- 4451US4356355AApparatus for detecting the closure of a subscriber's line during ringingTRT TELECOM RADIO ELECTR·Filed 1980·Granted Oct 26, 1982·11 cites·4 claims
- 4550US4571720AMethod and apparatus for reducing the convergence time of an echo cancellerTRT TELECOM RADIO ELECTR·Filed 1984·Granted Feb 18, 1986·17 cites·6 claims
- 4649US4445007ARemote testing of subscriber line interface circuitsTRT TELECOM RADIO ELECTR·Filed 1982·Granted Apr 24, 1984·9 cites·7 claims
- 4748US4827472AEcho canceller using delta modulationTRT TELECOM RADIO ELECTR·Filed 1985·Granted May 2, 1989·15 cites·21 claims
- 4848US4079327ASignal transition detectorTRT TELECOM RADIO ELECTR·Filed 1976·Granted Mar 14, 1978·6 cites·4 claims
- 4947US4383228AFilter device comprising switched-capacitance integrating networksTRT TELECOM RADIO ELECTR·Filed 1980·Granted May 10, 1983·8 cites·5 claims
- 5046US4829566AApparatus for detecting and discriminating phase jumps in a periodic signal and its application to a telephone tone signal with phase inversionsTRT TELECOM RADIO ELECTR·Filed 1987·Granted May 9, 1989·18 cites·18 claims
Showing the top 50 of 102 patent records by PatentIndex Score.
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