Presentation 1997/2/21
Characteristics of Even Harmonic Type Direct Conversion Receiver for Mobile Communications
Mitsuhiro SHIMOZAWA, Ryoji HAYASHI, Kenji ITOH, Youji ISOTA,
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Abstract(in English) Even harmonic type direct conversion receiver (EH-DCR) has an advantage of suppressing the degradation of sensitivity caused by interferences that are LO noise and second order intermodulation. In this paper, we will indicate a relationship between required characteristics of mobile communication receiver and device performance of the EH-DCR, and then indicate the design condition of the even harmonic quadrature mixer in the EH-DCR. A developed 1.9GHz-band EH-DCR shows the performance of minimum receiving power of -101dBm, intermodulation characteristic of 49dB and selectivity to adjacent channel of 52dB. These results satisfy the requirements of mobile communication receivers.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Direct conversion receiver / quadrature demodulator / even harmonic mixer
Paper # A・P96-180,EMCJ96-115,RCS96-194,MW96-220
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Committee MW
Conference Date 1997/2/21(1days)
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Registration To Microwaves (MW)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Characteristics of Even Harmonic Type Direct Conversion Receiver for Mobile Communications
Sub Title (in English)
Keyword(1) Direct conversion receiver
Keyword(2) quadrature demodulator
Keyword(3) even harmonic mixer
1st Author's Name Mitsuhiro SHIMOZAWA
1st Author's Affiliation Mitsubishi Electric Corp.()
2nd Author's Name Ryoji HAYASHI
2nd Author's Affiliation Mitsubishi Electric Corp.
3rd Author's Name Kenji ITOH
3rd Author's Affiliation Mitsubishi Electric Corp.
4th Author's Name Youji ISOTA
4th Author's Affiliation Mitsubishi Electric Corp.
Date 1997/2/21
Paper # A・P96-180,EMCJ96-115,RCS96-194,MW96-220
Volume (vol) vol.96
Number (no) 534
Page pp.pp.-
#Pages 6
Date of Issue