Assignee
ALCATEL ESPACE
FR·85 granted patents·1 pending application·3,112 citations·filing 1986–2002
Top patents by PatentIndex Score
86 records- 0194US5206655AHigh-yield active printed-circuit antenna system for frequency-hopping space radarALCATEL ESPACE·Filed 1991·Granted Apr 27, 1993·220 cites·10 claims
- 0293US5138249ACircuit for regulating a parameter by means of a bidirectional current structureALCATEL ESPACE·Filed 1991·Granted Aug 11, 1992·136 cites·9 claims
- 0389US5675288AMethod of linearizing a non-linear amplifier, linearization circuit and amplifier including a circuit of this kindALCATEL ESPACE·Filed 1995·Granted Oct 7, 1997·152 cites·5 claims
- 0488US4885756AMethod of demodulating digitally modulated signals, and apparatus implementing such a methodALCATEL ESPACE·Filed 1988·Granted Dec 5, 1989·114 cites·13 claims
- 0587US5539420AMultilayered, planar antenna with annular feed slot, passive resonator and spurious wave trapsALCATEL ESPACE·Filed 1994·Granted Jul 23, 1996·104 cites·15 claims
- 0687US5029062AElectrical regulation and energy transfer circuitALCATEL ESPACE·Filed 1990·Granted Jul 2, 1991·89 cites·6 claims
- 0786US6091373AFeed device for a radiating element operating in dual polarizationALCATEL ESPACE·Filed 1993·Granted Jul 18, 2000·78 cites·9 claims
- 0885US5489913AMiniaturized radio antenna elementALCATEL ESPACE·Filed 1994·Granted Feb 6, 1996·77 cites·14 claims
- 0984US5055852ADiplexing radiating elementALCATEL ESPACE·Filed 1990·Granted Oct 8, 1991·77 cites·9 claims
- 1083US5477229AActive antenna near field calibration methodALCATEL ESPACE·Filed 1993·Granted Dec 19, 1995·81 cites·17 claims
- 1181US5220334AMultifrequency antenna, useable in particular for space telecommunicationsALCATEL ESPACE·Filed 1989·Granted Jun 15, 1993·47 cites·3 claims
- 1281US4764668ASystem for locating an object provided with at least one passive target patternALCATEL ESPACE·Filed 1986·Granted Aug 16, 1988·64 cites·18 claims
- 1380US5010348ADevice for exciting a waveguide with circular polarization from a plane antennaALCATEL ESPACE·Filed 1988·Granted Apr 23, 1991·58 cites·7 claims
- 1479US5897156AMethod of protecting a planetary rover vehicleALCATEL ESPACE·Filed 1996·Granted Apr 27, 1999·48 cites·14 claims
- 1579US5216384AProgrammable amplifier deviceALCATEL ESPACE·Filed 1992·Granted Jun 1, 1993·56 cites·5 claims
- 1678US5917388ACompact microwave moduleALCATEL ESPACE·Filed 1997·Granted Jun 29, 1999·80 cites·14 claims
- 1778US4825720AWide scan drive mechanism for use in a vacuumALCATEL ESPACE·Filed 1987·Granted May 2, 1989·40 cites·4 claims
- 1876US5668556ALow-orbit satellite communications system for terminalsALCATEL ESPACE·Filed 1996·Granted Sep 16, 1997·61 cites·26 claims
- 1975US6188719B1Radiocommunication system repeaterALCATEL ESPACE·Filed 1997·Granted Feb 13, 2001·64 cites·6 claims
- 2075US5227749AStructure for making microwave circuits and componentsALCATEL ESPACE·Filed 1990·Granted Jul 13, 1993·48 cites·12 claims
- 2173US5734349AHigh capacity multibeam antenna with electronic scanning in transmissionALCATEL ESPACE·Filed 1996·Granted Mar 31, 1998·55 cites·8 claims
- 2273US4731783AMethod and system for time division multiple access satellite telecommunicationsALCATEL ESPACE·Filed 1986·Granted Mar 15, 1988·41 cites·5 claims
- 2372US6125155ABroad-band digital filtering method and a filter implementing the methodALCATEL ESPACE·Filed 1996·Granted Sep 26, 2000·38 cites·8 claims
- 2472US5434580AMultifrequency array with composite radiatorsALCATEL ESPACE·Filed 1993·Granted Jul 18, 1995·47 cites·5 claims
- 2571US5576660ABroadband predistortion linearizer with automatic temperature compensation for microwave amplifiersALCATEL ESPACE·Filed 1995·Granted Nov 19, 1996·34 cites·11 claims
- 2670US5063338APower module for electronic control of a dc motorALCATEL ESPACE·Filed 1990·Granted Nov 5, 1991·38 cites·3 claims
- 2770US5038147AElectronically scanned antennaALCATEL ESPACE·Filed 1989·Granted Aug 6, 1991·37 cites·4 claims
- 2869US5428814ASpace communications apparatus employing switchable band filters for transparently switching signals on board a communications satellite, payload architectures using such apparatus, and methods of implementing the apparatus and the architecturesALCATEL ESPACE·Filed 1993·Granted Jun 27, 1995·49 cites·22 claims
- 2969US5373298AMethod of estimating the error in the calculation of the position of a mobile by a GPS receiver, and GPS receiver for implementing this methodALCATEL ESPACE·Filed 1993·Granted Dec 13, 1994·68 cites·14 claims
- 3068US5963845ASatellite payload with integrated transparent channelsALCATEL ESPACE·Filed 1995·Granted Oct 5, 1999·59 cites·22 claims
- 3168US4757281ARotary microwave joint deviceALCATEL ESPACE·Filed 1987·Granted Jul 12, 1988·19 cites·5 claims
- 3265US5410731ASatellite telecommunications facility capable of covering a plurality of coverage areasALCATEL ESPACE·Filed 1994·Granted Apr 25, 1995·42 cites·7 claims
- 3365US5067672AMethod of placing a geostationary telecommunicaiton satellite in orbitALCATEL ESPACE·Filed 1990·Granted Nov 26, 1991·44 cites·8 claims
- 3464US4965587AAntenna which is electronically reconfigurable in transmissionALCATEL ESPACE·Filed 1989·Granted Oct 23, 1990·31 cites·4 claims
- 3563US5248980ASpacecraft payload architectureALCATEL ESPACE·Filed 1992·Granted Sep 28, 1993·33 cites·7 claims
- 3663US4928317ARadio-optical transmission system, in particular for space telecommunicationsALCATEL ESPACE·Filed 1988·Granted May 22, 1990·43 cites·4 claims
- 3763US4837531AThree-access polarization and frequency duplexing deviceALCATEL ESPACE·Filed 1987·Granted Jun 6, 1989·18 cites·1 claims
- 3862US5652597AElectronically-scanned two-beam antennaALCATEL ESPACE·Filed 1994·Granted Jul 29, 1997·27 cites·21 claims
- 3961US5796370AOrientable antenna with conservation of polarization axesALCATEL ESPACE·Filed 1996·Granted Aug 18, 1998·37 cites·21 claims
- 4061US5289193AReconfigurable transmission antennaALCATEL ESPACE·Filed 1993·Granted Feb 22, 1994·29 cites·6 claims
- 4161US5235295AMicrowave equalizer suitable for aerospace applicationsALCATEL ESPACE·Filed 1991·Granted Aug 10, 1993·23 cites·5 claims
- 4261US5027090AFilter having a dielectric resonatorALCATEL ESPACE·Filed 1990·Granted Jun 25, 1991·22 cites·8 claims
- 4360US5927652ASystem for observation of geostationary satellites, use of a system of this kind and corresponding observation methodsALCATEL ESPACE·Filed 1996·Granted Jul 27, 1999·28 cites·10 claims
- 4460US5138250AMethod of controlling a chopper regulator and a circuit implementing said methodALCATEL ESPACE·Filed 1991·Granted Aug 11, 1992·20 cites·10 claims
- 4558US4965588AElectronically scanned antennaALCATEL ESPACE·Filed 1989·Granted Oct 23, 1990·25 cites·6 claims
- 4656US5561837AMemory relay system for observation satellitesALCATEL ESPACE·Filed 1994·Granted Oct 1, 1996·34 cites·10 claims
- 4754US5625867AMethod of handing off traffic in a low orbit satellite communication system serving terminals and communication system using a method of this kindALCATEL ESPACE·Filed 1992·Granted Apr 29, 1997·41 cites·8 claims
- 4853US5327147AMicrowave array antenna having sources of different widthsALCATEL ESPACE·Filed 1992·Granted Jul 5, 1994·22 cites·17 claims
- 4951US5264852ASatellite equipment for measuring the backscatter coefficient of the seaALCATEL ESPACE·Filed 1992·Granted Nov 23, 1993·34 cites·7 claims
- 5051US5124712AMethod of forming the radiation pattern of a high efficiency active antenna for an electronically-scanned radar, and an antenna implementing the methodALCATEL ESPACE·Filed 1991·Granted Jun 23, 1992·21 cites·9 claims
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