Invention Grant
- Patent Title: Retransmission method for digital broadcast and its broadcast receiving device
- Patent Title (中): 数字广播及其广播接收设备的重传方法
-
Application No.: US11508819Application Date: 2006-08-24
-
Publication No.: US07646727B2Publication Date: 2010-01-12
- Inventor: Atsushi Hirota , Seijiro Yasuki
- Applicant: Atsushi Hirota , Seijiro Yasuki
- Applicant Address: JP Tokyo
- Assignee: Kabuhsiki Kaisha Toshiba
- Current Assignee: Kabuhsiki Kaisha Toshiba
- Current Assignee Address: JP Tokyo
- Agency: Pillsbury Winthrop Shaw Pittman, LLP
- Priority: JP2005-288625 20050930
- Main IPC: H04L12/26
- IPC: H04L12/26 ; H04L12/28 ; H04J1/00

Abstract:
An IP broadcast transmitting device comprises means for acquiring and collecting channel tuning information and program-related information from broadcast signals of each broadcasting station from which the broadcast signals are distributed, means for updating and managing the information, means for distributing the information independently from IP multicast-distributions of the broadcast signals, and means for distributing a service area tuning list with IP multicast-distribution information of the broadcast signals and distribution positions of the channel tuning information and the program-related information of the broadcast signals described therein.
Public/Granted literature
- US20070086459A1 Retransmission method for digital broadcast and its broadcast receiving device Public/Granted day:2007-04-19
Information query