Presentation 2007-06-28
Implementation and Performance Evaluation of Demodulator for MM-SA System
Toshihiro SAKAI, Takashi OHYAMA, Ryutaro SUZUKI, Naoto KADOWAKI, Sadao OBANA,
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Abstract(in English) In recent years, the inter-vehicle communication in ITS (Intelligent Transport Systems) has been one of the applications demanding high response performance of ad hoc radio communication. Currently, most inter-vehicle communication have adopted CSMA in field of R&D. However, CSMA has a limited capacity in the application of avoiding the collision between cars at the intersection. This is because this situation demands high response due to various degrading factors in response performance. We propose MM-SA (Multi-Carrier & Multi-Code Spread ALOHA) which is vastly superior in reducing the degrading factors. In this paper, we implemented a part of the function in the receiver (spreading code synchronization), and evaluated the time needed to establish the spread of synchronization and preamble length in order to verify the realization of MM-SA.
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Keyword(in English) Ad hoc wireless communication / high response / MM-SA / synchronization / CDMA / Inter-Vehicle Communication
Paper # RCS2007-13
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Committee RCS
Conference Date 2007/6/21(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Implementation and Performance Evaluation of Demodulator for MM-SA System
Sub Title (in English)
Keyword(1) Ad hoc wireless communication
Keyword(2) high response
Keyword(3) MM-SA
Keyword(4) synchronization
Keyword(5) CDMA
Keyword(6) Inter-Vehicle Communication
1st Author's Name Toshihiro SAKAI
1st Author's Affiliation Adaptive Communications Research Laboratories, Advanced Telecommunications Research Institute International()
2nd Author's Name Takashi OHYAMA
2nd Author's Affiliation Adaptive Communications Research Laboratories, Advanced Telecommunications Research Institute International
3rd Author's Name Ryutaro SUZUKI
3rd Author's Affiliation Adaptive Communications Research Laboratories, Advanced Telecommunications Research Institute International
4th Author's Name Naoto KADOWAKI
4th Author's Affiliation National Institute of Information and Communications Technology
5th Author's Name Sadao OBANA
5th Author's Affiliation Adaptive Communications Research Laboratories, Advanced Telecommunications Research Institute International
Date 2007-06-28
Paper # RCS2007-13
Volume (vol) vol.107
Number (no) 113
Page pp.pp.-
#Pages 6
Date of Issue