Presentation 2006-12-15
Technique of Radio Noise Estimation in Vehicle-Mounted Communication Network
Youichirou SUZUKI, Noboru MAEDA, Nobuyuki IWASAKI,
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Abstract(in English) The EM noise emission in radio band from wire harnesses (radio noise) is evaluated by actual measurement test complying with CISPR25 in the development of automotive LAN. In this report, a radio noise estimation method is proposed. To estimate the noise voltage received by the antenna, the transmitter and the receiver circuits are modeled with S-parameters for common and differential modes. The modeling parameters for the transmitter circuit including the driver IC are obtained from the FFT of the communication signal voltages applying linear least squares method. In AM radio band the antenna voltage is estimated with accuracy of 10dB when the receiver circuit is substituted with a resistor network.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) common-mode / differential-mode / scattering parameters
Paper # EMCJ2006-89
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Conference Information
Committee EMCJ
Conference Date 2006/12/8(1days)
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Paper Information
Registration To Electromagnetic Compatibility (EMCJ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Technique of Radio Noise Estimation in Vehicle-Mounted Communication Network
Sub Title (in English)
Keyword(1) common-mode
Keyword(2) differential-mode
Keyword(3) scattering parameters
1st Author's Name Youichirou SUZUKI
1st Author's Affiliation NIPPON SOKEN, INC.()
2nd Author's Name Noboru MAEDA
2nd Author's Affiliation NIPPON SOKEN, INC.
3rd Author's Name Nobuyuki IWASAKI
3rd Author's Affiliation DENSO CORPORATION
Date 2006-12-15
Paper # EMCJ2006-89
Volume (vol) vol.106
Number (no) 433
Page pp.pp.-
#Pages 6
Date of Issue