Assignee
ALCATEL TELSPACE
FR·46 granted patents·1,483 citations·filing 1991–1997
Top patents by PatentIndex Score
46 records- 0189US5550521AElectrical ground connection between a coaxial connector and a microwave circuit bottom plateALCATEL TELSPACE·Filed 1994·Granted Aug 27, 1996·132 cites·8 claims
- 0288US5675585AMethod and system for interleaving and deinterleaving SDH framesALCATEL TELSPACE·Filed 1995·Granted Oct 7, 1997·136 cites·9 claims
- 0385US5929703AMethod and device for modeling AM-AM and AM-PM characteristics of an amplifier, and corresponding predistortion methodALCATEL TELSPACE·Filed 1997·Granted Jul 27, 1999·59 cites·10 claims
- 0484US5490176ADetecting false-locking and coherent digital demodulation using the sameALCATEL TELSPACE·Filed 1992·Granted Feb 6, 1996·139 cites·8 claims
- 0584US5416803AProcess for digital transmission and direct conversion receiverALCATEL TELSPACE·Filed 1992·Granted May 16, 1995·143 cites·3 claims
- 0678US5307236AHeatsink for contact with multiple electronic components mounted on a circuit boardALCATEL TELSPACE·Filed 1992·Granted Apr 26, 1994·99 cites·10 claims
- 0776US5760645ADemodulator stage for direct demodulation of a phase quadrature modulated signal and receiver including a demodulator stage of this kindALCATEL TELSPACE·Filed 1996·Granted Jun 2, 1998·108 cites·8 claims
- 0872US5508884ASystem for dissipating heat energy generated by an electronic component and sealed enclosure used in a system of this kindALCATEL TELSPACE·Filed 1995·Granted Apr 16, 1996·65 cites·9 claims
- 0965US5875214ADevice for initializing a viterbi decoder in a receiver for signals transmitted in the form of bursts, corresponding receiver and corresponding initialization methodALCATEL TELSPACE·Filed 1996·Granted Feb 23, 1999·36 cites·12 claims
- 1064US5285482ATiming recovery device for receiver installation using adaptive equalization and oversampling associated with differentially coherent demodulationALCATEL TELSPACE·Filed 1992·Granted Feb 8, 1994·58 cites·5 claims
- 1162US6195396B1Encoding/decoding system using 16-QAM modulation encoded in multi-level blocksALCATEL TELSPACE·Filed 1996·Granted Feb 27, 2001·60 cites·2 claims
- 1253US5943380ARobust phase estimator and recoverer for digital signals affected in particular by phase jitterALCATEL TELSPACE·Filed 1997·Granted Aug 24, 1999·39 cites·10 claims
- 1352US5546423ASpread spectrum digital transmission system using low-frequency pseudorandom encoding of the wanted information and spectrum spreading and compression method used in a system of this kindALCATEL TELSPACE·Filed 1994·Granted Aug 13, 1996·19 cites·8 claims
- 1451US5732114AMethod of detecting reference symbols for a digital data receiverALCATEL TELSPACE·Filed 1995·Granted Mar 24, 1998·33 cites·4 claims
- 1549US6108373AProcess and device for detecting loss of carrier recovery and of determining the Eb/No ratio of a digital transmission linkALCATEL TELSPACE·Filed 1994·Granted Aug 22, 2000·27 cites·12 claims
- 1649US5901174AEqualizer-combiner for diversity receiver, receiver incorporating same and corresponding diversity reception methodALCATEL TELSPACE·Filed 1997·Granted May 4, 1999·17 cites·11 claims
- 1746US5822384ASearch method for acquisition of time synchronization between a spreading sequence of a receiver and that of a transmitterALCATEL TELSPACE·Filed 1995·Granted Oct 13, 1998·17 cites·5 claims
- 1845US5729240AMethod of controlling a non-geostationary satellite antenna positionerALCATEL TELSPACE·Filed 1996·Granted Mar 17, 1998·15 cites·4 claims
- 1944US6175600B1System for detecting the presence of a digital signal carrier wave, and a receiver including such a systemALCATEL TELSPACE·Filed 1997·Granted Jan 16, 2001·30 cites·16 claims
- 2044US5705958AApparatus for correcting quadrature error in a modulator and/or in a demodulator for a signal having a plurality of phase states, a corresponding transmitter, and a corresponding receiverALCATEL TELSPACE·Filed 1996·Granted Jan 6, 1998·20 cites·7 claims
- 2143US5195710AThree-dimensional fixing deviceALCATEL TELSPACE·Filed 1991·Granted Mar 23, 1993·22 cites·9 claims
- 2242US5663691AEstimator for estimating an operating defect in a quadrature modulator, and a modulation stage using the estimatorALCATEL TELSPACE·Filed 1996·Granted Sep 2, 1997·22 cites·7 claims
- 2342US5533050ASystem for receiving a phase and amplitude modulated digital signalALCATEL TELSPACE·Filed 1994·Granted Jul 2, 1996·22 cites·4 claims
- 2440US5548618ADevice for detecting BPSK modulated singular words suitable for a TDMA analog modem and detection method used thereinALCATEL TELSPACE·Filed 1994·Granted Aug 20, 1996·18 cites·3 claims
- 2539US5801606APseudo-elliptical filter for the millimeter band using waveguide technologyALCATEL TELSPACE·Filed 1996·Granted Sep 1, 1998·5 cites·16 claims
- 2638US5495510APhase synchronization device integrated into the demodulator stage of a receiver of multi-phase modulator signalsALCATEL TELSPACE·Filed 1994·Granted Feb 27, 1996·14 cites·8 claims
- 2735US5757834ADevice for synchronizing branches of a Viterbi decoder included in a multidimensional trellis coded digital data receiverALCATEL TELSPACE·Filed 1995·Granted May 26, 1998·11 cites·10 claims
- 2835US5555547AConvolutional coding and viterbi decoding system transparent to phase skips of π and π/2, with applications in TDMA transmissionALCATEL TELSPACE·Filed 1995·Granted Sep 10, 1996·17 cites·4 claims
- 2933US5572553ADigital apparatus for broadband carrier-recoveryALCATEL TELSPACE·Filed 1995·Granted Nov 5, 1996·12 cites·2 claims
- 3031US5438594ADevice for demodulating digital signals modulated by an alternating modulation constellation techniqueALCATEL TELSPACE·Filed 1993·Granted Aug 1, 1995·13 cites·6 claims
- 3131US5313497AMethod of detecting a disturbing signal for a digital data demodulator, and apparatus implementing such a methodALCATEL TELSPACE·Filed 1992·Granted May 17, 1994·6 cites·7 claims
- 3230US5937021ADigital phase-locked loop for clock recoveryALCATEL TELSPACE·Filed 1997·Granted Aug 10, 1999·5 cites·3 claims
- 3330US5691672AMagnetic coupling device between a TEM line main conductor and a waveguide forming a λg/2 resonatorALCATEL TELSPACE·Filed 1996·Granted Nov 25, 1997·2 cites·6 claims
- 3430US5369673AFramed digital signal regenerator suitable for microwave digital transmission installationsALCATEL TELSPACE·Filed 1993·Granted Nov 29, 1994·1 cites·6 claims
- 3530US5337331AMethod of coherent demodulation for phase shift keying and a device for implementing the methodALCATEL TELSPACE·Filed 1992·Granted Aug 9, 1994·5 cites·6 claims
- 3629US5138272AMicrowave demodulator for digital radio links using qam type modulationALCATEL TELSPACE·Filed 1991·Granted Aug 11, 1992·10 cites·5 claims
- 3728US5359599AInterface for inserting a set of equipments interconnected by a telecommunication network into a management system for said equipmentsALCATEL TELSPACE·Filed 1993·Granted Oct 25, 1994·7 cites·2 claims
- 3828US5278867AReceiver system for processing signals received on diversity channelsALCATEL TELSPACE·Filed 1991·Granted Jan 11, 1994·4 cites·3 claims
- 3927US5537406ATraffic station, method and system for transmitting data by satellite between telephone switching centersALCATEL TELSPACE·Filed 1994·Granted Jul 16, 1996·11 cites·9 claims
- 4027US5357503ADynamic management system for a set of equipments interconnected by a telecommunication networkALCATEL TELSPACE·Filed 1993·Granted Oct 18, 1994·6 cites·6 claims
- 4124US6018645AMethod of changing the supervisor program installed in a receiver station for receiving a radio beam, a corresponding receiver station, and a corresponding radio data-transmission systemALCATEL TELSPACE·Filed 1997·Granted Jan 25, 2000·9 cites·6 claims
- 4224US5677932ABaseband estimator for estimating the amplitude/frequency characteristic of a multiphase signalALCATEL TELSPACE·Filed 1994·Granted Oct 14, 1997·5 cites·10 claims
- 4319US5940410AMethod of transmitting data reliably over N normal channels, and over at least one back-up channel, and a transmit end station, a receive end station, and a relay station corresponding to the methodALCATEL TELSPACE·Filed 1997·Granted Aug 17, 1999·3 cites·11 claims
- 4419US5423069AMethod of allocating carrier frequencies for transmission within a transmission network, in particular in tactical networkALCATEL TELSPACE·Filed 1993·Granted Jun 6, 1995·1 cites·5 claims
- 4518US5381118ADual-mode cavity filter having input and output coupling irisesALCATEL TELSPACE·Filed 1993·Granted Jan 10, 1995·0 cites·2 claims
- 4616US5408460ADevice for processing signals in the form of packetsALCATEL TELSPACE·Filed 1993·Granted Apr 18, 1995·0 cites·7 claims
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