Method for displaying captions and associated embedded system
US8421919B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2011 |
| Grant date | Apr 16, 2013 |
| Priority date | — |
| Expiry date | Aug 24, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4884
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for displaying captions and associated embedded system is provided. The method includes receiving a first caption image file and a first color index table with a first color quantity; receiving a second caption image file and a second color index table, offset-processing the second caption image file according to the first color quantity as an offset-processed second caption image file, and then storing the offset-processed second caption image file; address-shifting the second color index table according to the first color quantity, and storing the second color index table having been address-shift-processed; and displaying the first caption image file and the offset-processed second caption image file according to the first color index table and the second color index table, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.