Method and apparatus for transmitting and receiving television signal
US6345388B1 · kind B1 · utility
17Cited by
10References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 1997 |
| Grant date | Feb 5, 2002 |
| Priority date | — |
| Expiry date | Jan 24, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/39
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a television signal transmitting and receiving apparatus, a digitally coded television signal, such as an MPEG2-Video stream, is transmitted, and an accounting level requested by the use is input to the receiver, whereby the decoding coefficient at decoding in an MPEG2-Video decoder is varied to obtain n image having a resolution according to the accounting level. In this apparatus, it is possible to offer a service with a resolution according to the accounting level.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.