TELEVISION ANALOG COMPRESSION CORPORATION
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jul 26, 1988 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 803 Total Citation Count
- Apr 29, 1981 Earliest Filing
- 13 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4760597 Technician set-up unit for and method of cable television converter installation and address assignmentExpiredApr 16, 85Jul 26, 88[H04N, H04H]
4688249 CATV system and method of curtailing reception of unauthorized service channelsExpiredJan 17, 86Aug 18, 87[H04N]
4677467 CATV addressable converter with multi-purpose, bi-directional serial digital data portExpiredApr 16, 85Jun 30, 87[H04N]
4646135 System for allowing two television programs simultaneously to use the normal bandwidth for one program by chrominance time compression and luminance bandwidth reductionExpiredFeb 01, 85Feb 24, 87[H04N]
4646149 Alternate field luminance enhancement in a spectrum conserving television systemExpiredFeb 01, 85Feb 24, 87[H04N]
4646151 Television frame synchronizer with independently controllable input/output ratesExpiredFeb 01, 85Feb 24, 87[H04N]
4646152 Sharpness enhanced equal bandwidth luminance bandwidth compression systemExpiredFeb 01, 85Feb 24, 87[H04N]
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