Presentation 2011-03-08
An Inter-Terminal Synchronization Scheme based on a Mutual Control Mechanism
Hiroshi YOSHDIA, Takashi OSHIBA, Takeo ONISHI, Kozo SATODA,
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Abstract(in English) Scene synchronization is important for a video sharing service where users can call or chat watching the same video content. A wide synchronization gap, which is caused by a network delay, creates a time lag among users' reaction to the scenes, and spoils communication quality among them. A number of studies about an inter-terminal synchronization scheme have been reported; however, most of them are based on a high accuracy global clock or given statistical information about the network delay. In this paper, we propose an inter-terminal synchronization scheme in which synchronization control signals are exchanged among not only server-terminal but also terminal-terminal. Simulation results show that our proposed scheme achieves more than double-accuracy of synchronization compared with a conventional one, and the more terminals, the more accurately they can synchronize.
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Keyword(in English) Inter-Terminal Synchronization / Mutual Control / Network Delay / Video Sharing / Playout Control
Paper # CQ2010-76
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Committee CQ
Conference Date 2011/2/28(1days)
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Registration To Communication Quality (CQ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Inter-Terminal Synchronization Scheme based on a Mutual Control Mechanism
Sub Title (in English)
Keyword(1) Inter-Terminal Synchronization
Keyword(2) Mutual Control
Keyword(3) Network Delay
Keyword(4) Video Sharing
Keyword(5) Playout Control
1st Author's Name Hiroshi YOSHDIA
1st Author's Affiliation Service Platforms Res. Labs., NEC Corp.()
2nd Author's Name Takashi OSHIBA
2nd Author's Affiliation Service Platforms Res. Labs., NEC Corp.
3rd Author's Name Takeo ONISHI
3rd Author's Affiliation Service Platforms Res. Labs., NEC Corp.
4th Author's Name Kozo SATODA
4th Author's Affiliation Service Platforms Res. Labs., NEC Corp.
Date 2011-03-08
Paper # CQ2010-76
Volume (vol) vol.110
Number (no) 455
Page pp.pp.-
#Pages 6
Date of Issue