Title:
TRANSMISSION DEVICE, TRANSMISSION METHOD, RECEPTION DEVICE AND RECEPTION METHOD
Document Type and Number:
WIPO Patent Application WO/2014/188960
Kind Code:
A1
Abstract:
The present invention favorably realizes clock synchronization and presentation synchronization in a broadcast method that broadcasts by an IP method. A 27MHz clock synchronized to time information obtained from a time information server is generated. Time information that includes frequency information for this 27MHz clock is generated. A broadcast signal of an IP method (such as the RTP method or MMT method) is transmitted; the IP method includes a transmission media, presentation time information for each presentation unit of the transmission media obtained on the basis of the generated time information, and generated time information or time information acquired from the time information server.
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Inventors:
KITAZATO NAOHISA (JP)
Application Number:
PCT/JP2014/062991
Publication Date:
November 27, 2014
Filing Date:
May 15, 2014
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
H04N21/242; H04L7/00; H04N21/236; H04N21/43; H04N21/4385
Foreign References:
| JP2007158879A | 2007-06-21 | |||
| JP2012520648A | 2012-09-06 | |||
| JP2010532605A | 2010-10-07 | |||
| JP2003163691A | 2003-06-06 | |||
| JP2013042361A | 2013-02-28 |
Other References:
KYUNGMO PARK ET AL.: "Study of ISO/IEC CD 23008- 1 MPEG Media Transport", ISO/IEC JTC1/SC29/WG11 MPEG/N13089, October 2012 (2012-10-01), SHANGHAI, CHINA, pages 38 - 44,63-64,69-74, Retrieved from the Internet
Attorney, Agent or Firm:
SASAKI, Eiji et al. (JP)
Sasaki Sakae 2 (JP)
Sasaki Sakae 2 (JP)
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