Method and apparatus for software upgrade in a digital television receiving device
US8074212B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2006 |
| Grant date | Dec 6, 2011 |
| Priority date | — |
| Expiry date | Nov 20, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8166
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and an apparatus for software upgrade in a digital television receiving device are disclosed. The method includes multiplexing service software into a transport stream according to a predefined protocol, extracting by the digital television receiving device data of the service software from the transport stream and storing the data, restarting the digital television receiving device, so that digital television receiving device software and the service software may obtain addresses of interface functions of the opposite party, and updating by the digital television receiving device software and the service software, default addresses of the interface functions of the service software and the digital television receiving device software according to the obtained addresses. With the invention, the digital television receiving device software and the service software may be independent from each other, and may be upgraded separately.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.