Transport stream processing system and related method thereof
US8369413B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2009 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Jun 4, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4405
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A transport stream processing system capable of recording and playing back a transport stream carrying a plurality of transport stream packets is provided, and includes: a first memory unit storing a plurality of sets of control words; a packet identifier filter acquiring a set of control words according to a packet identifier value of a transport stream packet and configuring an indicator to indicate whether the transport stream packet is for a recording or a playback operation; a second memory unit storing a plurality of data structures, wherein each data structure corresponds to an index number of each set of control words; and a processor determining whether the recording or playback operation for the transport stream packet is performed for the transport stream packet according to the indicator, retrieving a data structure according to the index number corresponding to the acquired set of control words and performing the operation accordingly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.