Presentation 2013-12-16
Application of space diversity for millimeter wave WLAN service area prediction by using microwave signals in multiband frequency cooperative wireless systems
Gen SAITO, Sho WADA, Masahiro UMEHIRA, Shigeki TAKEDA, Teruyuki MIYAJIMA, Kenichi KAGOSHIMA,
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Abstract(in English) Milimeter(60GHz) band WLAN enables multi-Gbps transmission since 9GHz bandwidth is available for unlicensed use in 60GHz band, however it needs line-of-sight path and its service is smaller than that of microwave(2.4/5GHz) WLAN due to its larger free space propagation loss. As microwave WLAN has less bandwidth but larger service area, we have been conducting research on multiband frequency cooperative wireless systems by using both WLAN to supplement each other. In order to apply frequency cooperative wireless systems for portable devices, a power saving technique is required to turn on RF part of usable frequency band by recognizing service coverage of each frequency band WLANs. This report proposes an application of space diversity for millimeter wave WLAN service area prediction using microwave WLAN signals for frequency cooperative wireless systems for power saving and describes the simulation results to confirm the feasibility of the proposed scheme by computer simulation using ray-tracing tequniques.
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Keyword(in English) millimeter wave / microwave / multi-band / frequency cooperative wireless systems / space diversity
Paper # SRW2013-38
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Conference Information
Committee SRW
Conference Date 2013/12/9(1days)
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Registration To Short Range Wireless Communications(SRW)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Application of space diversity for millimeter wave WLAN service area prediction by using microwave signals in multiband frequency cooperative wireless systems
Sub Title (in English)
Keyword(1) millimeter wave
Keyword(2) microwave
Keyword(3) multi-band
Keyword(4) frequency cooperative wireless systems
Keyword(5) space diversity
1st Author's Name Gen SAITO
1st Author's Affiliation Graduate School of Science and Engineering, Ibaraki University()
2nd Author's Name Sho WADA
2nd Author's Affiliation Graduate School of Science and Engineering, Ibaraki University
3rd Author's Name Masahiro UMEHIRA
3rd Author's Affiliation Graduate School of Science and Engineering, Ibaraki University
4th Author's Name Shigeki TAKEDA
4th Author's Affiliation Graduate School of Science and Engineering, Ibaraki University
5th Author's Name Teruyuki MIYAJIMA
5th Author's Affiliation Graduate School of Science and Engineering, Ibaraki University
6th Author's Name Kenichi KAGOSHIMA
6th Author's Affiliation Graduate School of Science and Engineering, Ibaraki University
Date 2013-12-16
Paper # SRW2013-38
Volume (vol) vol.113
Number (no) 356
Page pp.pp.-
#Pages 6
Date of Issue