Method and apparatus for thumbnail generation for a video device
US11695938B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2021 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Jun 7, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/85
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Systems and processes are provided to generate a thumbnail image including a tuner configured for receiving and demodulating a video signal including a video packet having a packet header and a video frame, a processor configured for generating a modified packet header by modifying the packet header to set a number of reference frames to zero and to designate the video frame as unused for reference, decoding the video frame in response to the modified packet header to extract the video frame, and generating the thumbnail image in response to the video frame, a memory configured for storing the thumbnail image, and a video output configured for coupling the thumbnail image to a display in response to a user video search request.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.