Presentation 2002/10/4
Proposal for the digital audio processing mechanism in the real-time multipoint telecommunication
Takahiro KOMINE, Michiaki KATSUMOTO, Yasuo TAN,
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Abstract(in English) We have been developing the real-time telecommunication system that transmits high quality audio/video information such as the Digital Video (DV). The realization of natural and smooth conversations through video screens is very important for successful real-time telecommunication including teleconference or distance education. The existing telecommunication systems have some technical difficulties in the case of multipoint connection, such as the deterioration of audio quality with audio echo back and the interruption of conversations with long transmission time-delay of audio/video information. This paper proposes the audio/video processing mechanism that realizes the audio matrix mixing and video selecting with digital signals, on the assumption that using the DV real-time transmitting system performs the multipoint telecommunication.
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Keyword(in English) Teleconference / Distance Lecture / Sense of unity / Digital Audio / Digital Video / DVTS
Paper # IA2002-36
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Committee IA
Conference Date 2002/10/4(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Proposal for the digital audio processing mechanism in the real-time multipoint telecommunication
Sub Title (in English)
Keyword(1) Teleconference
Keyword(2) Distance Lecture
Keyword(3) Sense of unity
Keyword(4) Digital Audio
Keyword(5) Digital Video
Keyword(6) DVTS
1st Author's Name Takahiro KOMINE
1st Author's Affiliation School of Information Science, Japan Advanced Institute of Science and Technology:Internet Application Research Group, Communications Research Laboratory()
2nd Author's Name Michiaki KATSUMOTO
2nd Author's Affiliation Internet Application Research Group, Communications Research Laboratory
3rd Author's Name Yasuo TAN
3rd Author's Affiliation School of Information Science, Japan Advanced Institute of Science and Technology
Date 2002/10/4
Paper # IA2002-36
Volume (vol) vol.102
Number (no) 362
Page pp.pp.-
#Pages 5
Date of Issue