Independent Broadcasting Authority
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Aug 15, 1989 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 1,165 Total Citation Count
- Oct 28, 1975 Earliest Filing
- 40 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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Recent Publications
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4858005 System for encoding broadcast quality television signals to enable transmission as an embedded codeExpiredOct 14, 87Aug 15, 89[H04N]
4851837 Method and apparatus for processing digital signals prior to recordingExpiredMay 12, 86Jul 25, 89[H03M]
4748496 Transmission and reception of television signals to produce extended definition picturesExpiredFeb 27, 85May 31, 88[H04N]
4724486 Apparatus for deriving information signals for component television video signal receptionExpiredAug 10, 84Feb 09, 88[H04N]
4710815 Apparatus for improving the linearity of TV transmitters using a klystronExpiredFeb 05, 85Dec 01, 87[H04N, H04B]
4703358 Apparatus for processing a television signal including a movement detectorExpiredNov 15, 85Oct 27, 87[H04N]
4700216 Demodulator for color television signals including a sub-carrierExpiredSep 24, 85Oct 13, 87[H04N]
4700345 Downsampling and prefilter implementation in television systemsExpiredFeb 04, 85Oct 13, 87[H04N, H04J]
4697206 Method and apparatus for enhancing vertical chrominance resolutionExpiredFeb 27, 85Sep 29, 87[H04N]
4675722 Apparatus for deriving synchronization signals for component television video signal receptionExpiredAug 01, 84Jun 23, 87[H04N]
4654601 Demodulator for television signals with feedback to correlate frames or linesExpiredSep 17, 85Mar 31, 87[H03D]
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