GENERAL INSTRUMENT CORPORATION (GIC-4)
Patent Owner
Stats
- 63 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 13, 1998 most recent publication
Details
- 63 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 16,052 Total Citation Count
- Feb 08, 1979 Earliest Filing
- 119 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
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
5696765 Configurable hybrid medium access control for cable metropolitan area networksAug 19, 96Dec 09, 97[H04N]
5659883 Selection between separately received messages in diverse-frequency remote-control communication systemAug 24, 92Aug 19, 97[H04B]
5638422 Distributed antenna personal communication networks systemJan 15, 92Jun 10, 97[H04M, H04N, H04H]
5572517 Configurable hybrid medium access control for cable metropolitan area networksMar 10, 95Nov 05, 96[H04H, H04J]
5541666 Method and apparatus for overlaying digitally generated graphics over an analog video signalJul 06, 94Jul 30, 96[H04N]
5497404 Transmission error recovery for digital communication systems using variable length data packets where data is stored in header locations of memoryJul 14, 92Mar 05, 96[H04L, H04J]
5416629 Intensity modulated digital optical communications using a frequency modulated signal laserDec 02, 92May 16, 95[H04B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5692910 Printed-circuit board for use with card-edge connector and methodExpiredMay 23, 95Dec 02, 97[H01R]
5574495 Cable television data path error analyzer located at the set-top terminalExpiredOct 18, 95Nov 12, 96[H04H]
5513139 Random access memory with circuitry for concurrently and sequentially writing-in and reading-out data at different ratesExpiredNov 04, 94Apr 30, 96[G11C]
5475498 Recording random data having a first data rate on a digital video recorder at an independent second data rateExpiredAug 10, 93Dec 12, 95[H04N, G11B]
5463403 Automatic adjustment of receiver apparatus based on channel-bit-error-rate-affected parameter measurementExpiredJan 12, 94Oct 31, 95[H01Q]
5450392 Reduction of interchannel harmonic distortions in an analog and digital signal multiplexExpiredMay 01, 92Sep 12, 95[H04H, H04J]
5391996 Techniques for generating two high frequency signals with a constant phase difference over a wide frequency bandExpiredNov 19, 93Feb 21, 95[H03L]
5260778 Apparatus for selective distribution of messages over a communications networkExpiredJun 26, 90Nov 09, 93[H04H]
5210633 Apparatus and method for linearizing the operation of an external optical modulatorExpiredSep 12, 90May 11, 93[H04B, G02B, G02F]
5155591 Method and apparatus for providing demographically targeted television commercialsExpiredOct 23, 89Oct 13, 92[A04N, A04H]
5153762 Method and apparatus for recovering AM channell signals distributed on an optical fiberExpiredMar 19, 90Oct 06, 92[H04B, H04J]
5151938 Security enhancement in a data processor through use of dynamic parameter authenticationExpiredMar 13, 90Sep 29, 92[H04L]
5144664 Apparatus and method for upgrading terminals to maintain a secure communication networkExpiredNov 16, 90Sep 01, 92[H04L, H04N]
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