Presentation 1999/1/21
Effects of Mobile Antenna Height on Delay Spread in Microwave Urban Propagation
Hironari MASUI, Koichi TAKAHASHI, Satoshi TAKAHASHI, Kouzou KAGE, Takehiko KOBAYASHI,
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Abstract(in English) Measurement of delay spread were made at microwave bands(3.35 GHz, 8.45GHz and 15.75 GHz)along urban line-of-site streets. Delay spreads increase up to 600 ns for the measurement distance of 1 km. The slopes of delay spreads against the distance are steeper with the lower mobile antenna height. When the mobile antenna height is 2.7 m, that delay spreads are observed relatively small prior to the break points. The slopes of delay spreads against the distance are also steeper in the case of the wider streets at these frequencies.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Mobile communications / radio propagation / delay spread / break point / microwave
Paper # A・P98-133
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Conference Date 1999/1/21(1days)
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Registration To Antennas and Propagation (A・P)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effects of Mobile Antenna Height on Delay Spread in Microwave Urban Propagation
Sub Title (in English)
Keyword(1) Mobile communications
Keyword(2) radio propagation
Keyword(3) delay spread
Keyword(4) break point
Keyword(5) microwave
1st Author's Name Hironari MASUI
1st Author's Affiliation YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd.()
2nd Author's Name Koichi TAKAHASHI
2nd Author's Affiliation YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd.
3rd Author's Name Satoshi TAKAHASHI
3rd Author's Affiliation YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd.
4th Author's Name Kouzou KAGE
4th Author's Affiliation YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd.
5th Author's Name Takehiko KOBAYASHI
5th Author's Affiliation YRP Mobile Telecommunications Key Technology Research Laboratories Co., Ltd.
Date 1999/1/21
Paper # A・P98-133
Volume (vol) vol.98
Number (no) 539
Page pp.pp.-
#Pages 6
Date of Issue