Assignee
SEL ALCATEL AG
DE·34 granted patents·1,451 citations·filing 1993–1996
Top patents by PatentIndex Score
34 records- 0193US5592535AMobile-radio network with debit accountsSEL ALCATEL AG·Filed 1996·Granted Jan 7, 1997·407 cites·13 claims
- 0286US5521923AMethod and facility for temporarily storing data packets, and exchange with such a facilitySEL ALCATEL AG·Filed 1994·Granted May 28, 1996·165 cites·15 claims
- 0381US5517232ACable television distribution network with video-on-demand transmissionSEL ALCATEL AG·Filed 1994·Granted May 14, 1996·59 cites·20 claims
- 0480US5592469ARadio systemSEL ALCATEL AG·Filed 1994·Granted Jan 7, 1997·98 cites·27 claims
- 0580USD365560STelephone setSEL ALCATEL AG·Filed 1994·Granted Dec 26, 1995·21 cites·1 claims
- 0678US5490212ACall-routing method for a virtual private network as well as service computer and exchange thereforSEL ALCATEL AG·Filed 1994·Granted Feb 6, 1996·61 cites·10 claims
- 0777US5630209AEmergency call systemSEL ALCATEL AG·Filed 1994·Granted May 13, 1997·131 cites·18 claims
- 0874US5577101ATelepoint system which charges an account of the subscriber rather charging an account of the private base station through a call is establishedSEL ALCATEL AG·Filed 1996·Granted Nov 19, 1996·76 cites·5 claims
- 0971US5530389ACircuit arrangement for a clock generatorSEL ALCATEL AG·Filed 1994·Granted Jun 25, 1996·35 cites·3 claims
- 1067US5933845AFlash memory management method including shifting or copying data to other blocks to optimize storage space and allow entire blocks to be erasedSEL ALCATEL AG·Filed 1995·Granted Aug 3, 1999·37 cites·19 claims
- 1166US5475521AOptical communication system with monitoring device for avoiding giant plusesSEL ALCATEL AG·Filed 1993·Granted Dec 12, 1995·36 cites·4 claims
- 1262US5377284AInterferometric optical switchSEL ALCATEL AG·Filed 1993·Granted Dec 27, 1994·25 cites·13 claims
- 1359US5784450AMethod of establishing a connection to a subscriber through a first network, as well as service computer, switching facility, and terminalSEL ALCATEL AG·Filed 1995·Granted Jul 21, 1998·20 cites·20 claims
- 1456US5363109AMethod of correcting measurement errors caused by clock deviations in a secondary radar systemSEL ALCATEL AG·Filed 1993·Granted Nov 8, 1994·31 cites·23 claims
- 1552US5621895AFrame-structured bus system for transmitting both synchronous and asynchronous data over a star-coupled local operation networkSEL ALCATEL AG·Filed 1995·Granted Apr 15, 1997·38 cites·20 claims
- 1652US5317660AOptical transmission system with optical filter for providing protection against giant pulsesSEL ALCATEL AG·Filed 1993·Granted May 31, 1994·20 cites·3 claims
- 1751US5663988AMethod and circuit arrangement for offset correction in a TDMA radio receiverSEL ALCATEL AG·Filed 1993·Granted Sep 2, 1997·12 cites·7 claims
- 1849US5442479AFiber-optic amplifier with a facility for monitoring the pump power and input powerSEL ALCATEL AG·Filed 1994·Granted Aug 15, 1995·19 cites·9 claims
- 1949US5297154AFiber-optic amplifier with feedback-insensitive pump laserSEL ALCATEL AG·Filed 1993·Granted Mar 22, 1994·12 cites·4 claims
- 2046US5483578AMethod of managing a speech memory, and assembly thereforSEL ALCATEL AG·Filed 1994·Granted Jan 9, 1996·19 cites·11 claims
- 2145US5577198ATest method as well as a converter, a test set, and a test-program module thereforSEL ALCATEL AG·Filed 1995·Granted Nov 19, 1996·31 cites·14 claims
- 2244US5781597ASynchronous digital transmission system having justification circuit that counts frame bytes, calculates offsets, compares thresholds, and initiates justification actionSEL ALCATEL AG·Filed 1995·Granted Jul 14, 1998·15 cites·9 claims
- 2343US5497385AOptical microwave generatorSEL ALCATEL AG·Filed 1994·Granted Mar 5, 1996·11 cites·25 claims
- 2440US5852735AMethod and apparatus for exchanging a program over a network computer system that permits reactivation of the original program if an error occursSEL ALCATEL AG·Filed 1995·Granted Dec 22, 1998·14 cites·15 claims
- 2539US5519696AMethod of and facility for randomly selecting one out of N nodes, as well as a switching element, a switching network, and an exchange therewithSEL ALCATEL AG·Filed 1994·Granted May 21, 1996·13 cites·14 claims
- 2637US5502586AOptical network including branch points featuring three interconnected bidirectional optical waveguides having free ends with reflectionless terminationsSEL ALCATEL AG·Filed 1994·Granted Mar 26, 1996·8 cites·9 claims
- 2736US5629925AMethod of operating a switching network, as well as switching network and exchange thereforSEL ALCATEL AG·Filed 1995·Granted May 13, 1997·10 cites·7 claims
- 2833US5719874ATime-division-multiplexing method and apparatusSEL ALCATEL AG·Filed 1995·Granted Feb 17, 1998·4 cites·15 claims
- 2931US5629509AAxle counter with variable threshold settingSEL ALCATEL AG·Filed 1995·Granted May 13, 1997·5 cites·5 claims
- 3028US5323165ATwo-frequency transmitting apparatus with tone-modulation phasing for an instrument landing systemSEL ALCATEL AG·Filed 1993·Granted Jun 21, 1994·6 cites·20 claims
- 3126US5561853AMethod and apparatus for determining the assignment of a mobile station to equipment listsSEL ALCATEL AG·Filed 1994·Granted Oct 1, 1996·2 cites·8 claims
- 3225US5500755ACompensation deviceSEL ALCATEL AG·Filed 1994·Granted Mar 19, 1996·4 cites·9 claims
- 3321US5337059AApparatus and method for determining the aperture illumination of a phased-array antennaSEL ALCATEL AG·Filed 1993·Granted Aug 9, 1994·5 cites·10 claims
- 3419US5761199AMethod of controlling an exchange, its control facilities, program modules, and switching systemSEL ALCATEL AG·Filed 1995·Granted Jun 2, 1998·1 cites·15 claims
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