ALCATEL MOBILE COMMUNICATION FRANCE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04B TRANSMISSION 4206
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H01Q AERIALS 1109
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 148
 
  
 
H03F AMPLIFIERS 182
 
  
 
H04J MULTIPLEX COMMUNICATION 1124
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284
 
  
 
H04M TELEPHONIC COMMUNICATION 1162

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5875062 Transmitter, receiver and frame for transmitting data with reduced ambiguitySep 07, 94Feb 23, 99[H04L]
5864589 Device for making decisions by estimating the viterbi algorithm in a mobile radio systemMay 15, 95Jan 26, 99[H03D]
5778321 Procedure for automatically replacing a user identification module in a mobile terminal in an mobile radio networkApr 17, 95Jul 07, 98[H04M, H04B]
5732339 Frequency offset correctionOct 20, 95Mar 24, 98[H04B]
5711003 Method for determining timing advance during handoverNov 13, 95Jan 20, 98[H04B, H04J]
5701584 Cellular mobile radio system having a frequency reuse plan with partially identical patternsMar 06, 95Dec 23, 97[H04B]
5668559 Antenna for portable radio devicesOct 13, 94Sep 16, 97[H01Q]
5590273 Microcontroller integrated circuit with read only memory containing a generic programJan 30, 96Dec 31, 96[G06F]
5471170 Current-mode amplification system, and corresponding operational amplifier, gain section and amplification elementSep 26, 94Nov 28, 95[H03F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6308196 Method and interface device for sharing physical resourcesExpiredJun 14, 95Oct 23, 01[G06F]
5982829 Transmitter, receiver and frame supporting various data signaling ratesExpiredSep 07, 94Nov 09, 99[H04L]
5960352 Multilayer cellular mobile radio network with optimized frequency re-use plan, and associated methodExpiredNov 09, 95Sep 28, 99[H04Q]
5949794 Time symmetrical control signal, and a receiver and transmission system employing the sameExpiredJun 20, 95Sep 07, 99[H04L, H04J]
5909675 Device for recognizing information conveyed by a received signalExpiredOct 13, 95Jun 01, 99[G06F, G06K]
5815533 Receive processor device for use in a digital mobile radio systemsExpiredApr 05, 95Sep 29, 98[H03K, H04L]
5777577 Satellite selectionExpiredDec 06, 95Jul 07, 98[H04B]
5731992 Method of reducing the time for adjusting and electronic function in an article that presents dispersion from one article to anotherExpiredJun 02, 95Mar 24, 98[H04B, G01R]
5697057 Control station for a sectorized cell of a mobile radio networkExpiredMay 24, 95Dec 09, 97[H04Q]
5687199 Substitution of synchronization bits in a transmission frameExpiredSep 02, 94Nov 11, 97[H04L]
5659880 Accelerated synchronization method for a mobile terminal in a mobile radio networkExpiredApr 17, 95Aug 19, 97[H04B]
5642361 Message transmission by means of a variable length frameExpiredSep 02, 94Jun 24, 97[H04L]
5640692 Transmission system for the transmit part of a terminal associated with a digital mobile radio installationExpiredJun 21, 94Jun 17, 97[H04B]
5610615 Method and device for mobile station positioning by means of a satellite, and associated transmission methodExpiredJun 20, 95Mar 11, 97[G01S]
5565868 Modulated feedback loop analog-to-digital converterExpiredJul 12, 94Oct 15, 96[H03M]
5564076 Portable digital signal transceiver providing communication via a terrestrial network and via a satellite networkExpiredJun 21, 94Oct 08, 96[H04B]
5559829 Method of constructing a spreading code associated with one user of a direct sequence code division multiple access digital transmission system and corresponding method of generating a tableExpiredNov 09, 94Sep 24, 96[H04B, G06F, H04J]
5546384 Step by step method of controlling frequency redefinition in a cellular mobile radio systemExpiredJun 08, 94Aug 13, 96[H04J]
5535424 Method enabling a mobile station of a cellular mobile radio system with more than one type of cell to determine the type of cell it is accessing, and mobile station and base transceiver station for implementing this methodExpiredSep 09, 94Jul 09, 96[H04Q, H04B]
5533047 Threshold detector for digital radio transmission systems, devices comprising a threshold detector of this kind and corresponding utilizationExpiredSep 09, 94Jul 02, 96[H04L, H04B, H04K]

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