Alcatel Cit
Patent Owner
Stats
- 52 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 11, 2003 most recent publication
Details
- 52 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 4,181 Total Citation Count
- Nov 14, 1980 Earliest Filing
- 159 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6646995 Method of adapting the air interface and mobile radio system and corresponding base transceiver station, mobile station and transmission modeAug 03, 00Nov 11, 03[H04J]
6459690 Channel selector device for multiple access direct transmission systems between mobile stationsJul 26, 96Oct 01, 02[H04Q]
6456598 Method of adapting the air interface in a mobile radio system and corresponding base transceiver station, mobile station and transmission modeAug 03, 00Sep 24, 02[H04L, H04Q, H04B]
6148423 Signal transmission performance optimization device in a system for transmitting digital data, especially on an optical linkJun 07, 95Nov 14, 00[G06F]
6134220 Method of adapting the air interface in a mobile radio system and corresponding base transceiver station, mobile station and transmission modeOct 11, 96Oct 17, 00[H04L, H04Q, H04B]
5920627 Encryption device and decryption device for information conveyed by asynchronous transfer mode cellsDec 17, 96Jul 06, 99[H04L]
5914795 Method of and device for amplifying channels extracted from a wavelength division multiplexApr 11, 97Jun 22, 99[H04J]
5894472 Packet access method in a cellular digital radio-communications systemOct 31, 96Apr 13, 99[H04J]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6072847 Base transceiver station for cellular mobile radio system and system for synchronizing such base transceiver stationsExpiredJan 25, 99Jun 06, 00[H04L]
6031829 Base transceiver station for cellular mobile radio system and system for synchronizing such base transceiver stationsExpiredSep 25, 96Feb 29, 00[H04B, H04J]
6023543 Bidirectional optical link, and device for amplifying such linkExpiredNov 16, 98Feb 08, 00[G02B]
5924034 Cellular mobile radio system and base transceiver station and base station controller thereforExpiredSep 25, 96Jul 13, 99[H04Q]
5805993 Cell level change control device for cellular mobile radio networks with more than one level of cellExpiredOct 11, 96Sep 08, 98[H04Q]
5728929 Installation for detecting the presence of helium in a fluid circuitExpiredMay 22, 96Mar 17, 98[G01M]
5712854 Method of routing cells in an asynchronous time-division multiplex switching network and corresponding network input switch and applicationExpiredNov 30, 95Jan 27, 98[H04L]
5712982 TDMA point-to-multipoint transmission network with a multiframe which includes a single continuous stream of data subframes and a single free period for response-time measurementsExpiredSep 20, 95Jan 27, 98[H04L, G06F]
5686772 Magnetic bearing and an assembly comprising a stator portion and a rotor portion suspended via such a bearingExpiredJan 18, 95Nov 11, 97[H02K]
5678008 Signaling protocol supporting multimedia services employing an automation with multiple states and a state matrix indicating the states of multiple entitiesExpiredApr 20, 95Oct 14, 97[G06F]
5673267 Method of allocating carrier frequencies for simultaneous transmission of a plurality of modulated signals especially on an optical linkExpiredJun 03, 93Sep 30, 97[H04J]
5657143 Optical transmission system suitable for video-communication cable networksExpiredNov 24, 95Aug 12, 97[H04J]
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