Chroma temporal rate reduction and high-quality pause system and method
US7844122B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | May 28, 2003 |
| Grant date | Nov 30, 2010 |
| Priority date | — |
| Expiry date | Dec 19, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/635
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method are provided for compressing data. In use, luminescence data of a frame is updated at a first predetermined rate, while chrominance data of the frame is updated at a second predetermined rate that is less than the first predetermined rate. Moreover, pause information may be inserted with the compressed data, where the pause information may be used when the video data is paused during the playback thereof to increase the quality of a still frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.