Apparatus and method for transforming a digital TV broadcasting signal to a digital radio broadcasting signal
US7808561B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2004 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Dec 13, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H20/86
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention relates to an apparatus for transforming digital TV broadcasting signals into digital radio broadcasting signals and a method thereof. The apparatus includes: a transport stream generator for transforming TV broadcasting signals outputted from outside into digital TV broadcasting transport streams; a broadcasting transport format transformer for generating digital radio broadcasting transport streams by transforming the digital TV broadcasting transport streams in conformity to a digital radio broadcasting transport protocol based on a radio broadcasting schedule; a digital radio broadcasting multiplexer for multiplexing the generated digital radio broadcasting transport streams generated in the broadcasting transport format transformer; a modulating/up-converting unit for modulating the multiplexed digital radio broadcasting transport streams in a modulation method of digital radio broadcasting and up-converting frequencies of the modulated radio broadcasting signals into radio frequency (RF) signals; and a high-power amplifier for amplifying and transmitting the up-converted RF signals through a transmitting antenna.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.