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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04Q SELECTING 2583
 
 
 
H04B TRANSMISSION 21181
 
 
 
H04M TELEPHONIC COMMUNICATION 12156
 
 
 
H04J MULTIPLEX COMMUNICATION 11109
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 11268
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 5434
 
 
 
H01Q AERIALS 4106
 
 
 
H03F AMPLIFIERS 478
 
 
 
H04K SECRET COMMUNICATION; JAMMING OF COMMUNICATION354
 
 
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 268

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8320239 Receiver-driven layered multicast rate control protocolJun 08, 01Nov 27, 12[H04L]
8265696 Digital telecommunication systemOct 19, 99Sep 11, 12[H04B]
8032137 Radio network access mechanismJan 28, 99Oct 04, 11[H04W]
7953799 Service control device and methodFeb 23, 01May 31, 11[G06F]
7849190 Internet protocol based service architectureFeb 23, 01Dec 07, 10[G06F]
7769382 Interworking between radio access networksJul 23, 01Aug 03, 10[H04W]
7302702 Interception method and systemJul 10, 01Nov 27, 07[H04L]
7289808 Inter-system handoverJul 27, 99Oct 30, 07[H04Q]
7236537 Method and radio system for digital signal transmissionJun 13, 01Jun 26, 07[H04B]
7231028 Method and system for the management of subscriber functionsJan 31, 01Jun 12, 07[H04M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7577437 Channel allocation method and device in mobile system and a mobile system base stationExpiredJun 12, 00Aug 18, 09[H04W]
7440422 Method for data transmission in a cellular telecommunication systemExpiredNov 21, 00Oct 21, 08[H04B]
7403606 General protocol for service control pointExpiredJul 16, 01Jul 22, 08[H04M]
2008/0064,405 Interworking between radio access networksABANOct 31, 07Mar 13, 08[H04Q]
7254401 Network-based method and system for determining a location of user equipment in CDMA networksExpiredDec 19, 00Aug 07, 07[H04Q]
7215957 Handover in a mobile communication systemExpiredAug 10, 01May 08, 07[H04Q]
7194272 Calculation method in a radio system for calculating the geometrical time difference between transmittersExpiredJul 15, 02Mar 20, 07[H04Q]
7180853 Method and apparatus for performing a connection admission controlExpiredNov 20, 00Feb 20, 07[G01R]
7139813 Timedependent hyperlink system in videocontentExpiredNov 01, 99Nov 21, 06[G06F]
7120115 Admission control methodExpiredSep 28, 99Oct 10, 06[H04L]
7116984 Location services in a packet radio networkExpiredOct 26, 99Oct 03, 06[H04M]
7106704 Method for managing physical resources of a radio access networkExpiredJul 10, 01Sep 12, 06[H04B]
7091818 Noise suppressor unit for a power source moduleExpiredJul 16, 01Aug 15, 06[H01F]
7076788 Method for describing software architectureExpiredNov 01, 99Jul 11, 06[G06F]
7068606 Overload control method for a packet-switched networkExpiredSep 17, 01Jun 27, 06[H04L]
7069051 Data transmission method and radio systemExpiredDec 21, 99Jun 27, 06[H04Q]
7062233 Transmitter linearizationExpiredJun 14, 01Jun 13, 06[H04B]
7058028 Method for controlling the transmission powerExpiredJun 22, 00Jun 06, 06[H04B]
7050770 Linearized amplifier having a bypass circuitExpiredMar 23, 00May 23, 06[H04B]
7046723 Digital filter and method for performing a multiplication based on a look-up tableExpiredOct 03, 01May 16, 06[]

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