Presentation | 1993/12/16 Nonlinear Effect of Optical Transmission for Microcelluar CDMA Mobile Radio System Wei Huang, Masao Nakagawa, |
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Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | A third-order polynomial without memory presenting nonlinearity of laser diode is used to predict the intermodulation distortion of direct-sequence code division multiple access(DS, CDMA)system using optical transmission.It is different from frequency-division multiple access(FDMA)that in DS/CDMA system each user employs its own code and the common center frequency.For the second-order intermodulation term is generated by the direct current and the double frequency component,and the third-order term is generated by the signal frequency and the triple frequency component,only a part of the third-order term causes intermodulation distortion and interference between muldplexing signals which reduce the performance of system.The theoretical average distortion is calculated and can be obtained without infomation of the cross- correlation functions. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | optical transmission / intermodulation distorion / COMA mobile radio / correlation functeion |
Paper # | IT93-85,ISEC93-87,SST93-80 |
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Conference Information | |
Committee | IT |
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Conference Date | 1993/12/16(1days) |
Place (in Japanese) | (See Japanese page) |
Place (in English) | |
Topics (in Japanese) | (See Japanese page) |
Topics (in English) | |
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Paper Information | |
Registration To | Information Theory (IT) |
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Language | ENG |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | Nonlinear Effect of Optical Transmission for Microcelluar CDMA Mobile Radio System |
Sub Title (in English) | |
Keyword(1) | optical transmission |
Keyword(2) | intermodulation distorion |
Keyword(3) | COMA mobile radio |
Keyword(4) | correlation functeion |
1st Author's Name | Wei Huang |
1st Author's Affiliation | Department of Electrical Engineering,Faculty of Engineering,Keio University() |
2nd Author's Name | Masao Nakagawa |
2nd Author's Affiliation | Department of Electrical Engineering,Faculty of Engineering,Keio University |
Date | 1993/12/16 |
Paper # | IT93-85,ISEC93-87,SST93-80 |
Volume (vol) | vol.93 |
Number (no) | 381 |
Page | pp.pp.- |
#Pages | 6 |
Date of Issue |