Presentation | 1997/6/19 Quadriphase M-ary Signal Design for Approximately Synchronized CDMA Systems without Co-Channel Interference Naoki SUEHIRO, Hideyuki TIRII, Shinya MATSUFUJI, |
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Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | Suehilo has proposed a quadriphase signal design method for the uplink of the cellular CDMA mobile communication systems. The designed signals work without co-channel interference when the systems are synchronized approximately. The designed signals are free from the influence of multipath signals within some delay. The filters for the designed signals can be realized as SAW devices. In this paper we assign plural quadriphase signals as M-ary signals for each user so that the information-transmission rate is increased. The property of without co-channel interference remains the same, but the multipath property becomes a little bit worse. The filters for M-ary signals can also be realized as SAW devices. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | cellular CDMA / approximate synchronization / co-channel interference |
Paper # | SAT97-24 |
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Committee | SAT |
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Conference Date | 1997/6/19(1days) |
Place (in Japanese) | (See Japanese page) |
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Topics (in Japanese) | (See Japanese page) |
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Registration To | Satellite Telecommunications (SAT) |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | Quadriphase M-ary Signal Design for Approximately Synchronized CDMA Systems without Co-Channel Interference |
Sub Title (in English) | |
Keyword(1) | cellular CDMA |
Keyword(2) | approximate synchronization |
Keyword(3) | co-channel interference |
1st Author's Name | Naoki SUEHIRO |
1st Author's Affiliation | Institute of Applied Physics, University of Tsukuba() |
2nd Author's Name | Hideyuki TIRII |
2nd Author's Affiliation | Institute of Applied Physics, University of Tsukuba |
3rd Author's Name | Shinya MATSUFUJI |
3rd Author's Affiliation | Department of Information Science, Saga University |
Date | 1997/6/19 |
Paper # | SAT97-24 |
Volume (vol) | vol.97 |
Number (no) | 103 |
Page | pp.pp.- |
#Pages | 8 |
Date of Issue |