Digital tuner
US7447489B2 · kind B2 · utility
2Cited by
6References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 4, 2004 |
| Grant date | Nov 4, 2008 |
| Priority date | — |
| Expiry date | Jan 16, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4383
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A digital tuner of a digital broadcast receiver provided. The digital tuner includes: an IB IF unit for converting an IB signal of the RF signal output into an ID IF signal; an OOB IF unit for converting an OOB signal of the RF signal output into an OOB IF signal. The IB signal and the OOB signal are simultaneously converted into IF signals prior to detection, whereby a digital broadcast signal can be smoothly received.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.