Title:
A METHOD, DEVICE AND SYSTEM FOR IMPLEMENTING IPTV SERVICES
Document Type and Number:
WIPO Patent Application WO/2009/067935
Kind Code:
A1
Abstract:
A method for implementing IPTV services is disclosed in the present invention,
which involves the field of computer and network technologies. The method includes
the steps of: acquiring and storing program characteristic information for
decoding IPTV program from network side by a user terminal; receiving multicast
message data of IPTV and decoding the multicast message data based on the stored
corresponding program characteristic information by the user terminal. The
present invention also discloses a method for implementing IPTV services in
network side, as well as a device and system for implementing IPTV services. According
to the present invention, it is possible to decrease the time delay of receiving
program or switching channel by the terminal in IPTV services.
Inventors:
OU XIONGBING (CN)
Application Number:
PCT/CN2008/073064
Publication Date:
June 04, 2009
Filing Date:
November 14, 2008
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
OU XIONGBING (CN)
OU XIONGBING (CN)
International Classes:
H04N7/14; H04N7/173
Foreign References:
| JP2005045367A | 2005-02-17 | |||
| CN101064824A | 2007-10-31 | |||
| CN1539241A | 2004-10-20 | |||
| CN1835596A | 2006-09-20 | |||
| CN1445993A | 2003-10-01 | |||
| US20080120671A1 | 2008-05-22 |
Attorney, Agent or Firm:
BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (He Jing Yuan Ji Men Li, Xueyuan Road, Haidian District, Beijing 8, CN)
Download PDF:
Previous Patent: A WAPI UNICAST SECRET KEY NEGOTIATION METHOD
Next Patent: GRINDING DEVICE OF VERTICAL GRINDER
Next Patent: GRINDING DEVICE OF VERTICAL GRINDER