Presentation 1997/7/24
A 2-GHz 60-dB Dynamic-Range Si Logarithmic/Limiting Amplifier with Low Phase Deviations
Tsuneo Tsukahara, Masayuki Ishikawa,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) A 2-GHz monolithic Si-bipolar logarithmic/limiting amplifier is described. It features a waveform-dependent current phase shifter that compensates for the intrinsic dependence of unit-amplifier phase shifts on input signal amplitudes and layout techniques that minimize crosstalk in Si substrate. The amplifier dissipates 250 mW at a 3-V supply, which is less than 1/4 of that of previously reported ICs. The dynamic range of a received signal strength indicator (RSSI) is 60 dB and the limited-output phase deviation is less than 7 deg. at 2 GHz. Therefore, this amplifier is quite suitable for single-conversion transceivers for broadband wireless access systems.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Si bipolar / logarithmic/limiting amplifier / RSSI / crosstalk / GHz operation
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Committee SDM
Conference Date 1997/7/24(1days)
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Registration To Silicon Device and Materials (SDM)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A 2-GHz 60-dB Dynamic-Range Si Logarithmic/Limiting Amplifier with Low Phase Deviations
Sub Title (in English)
Keyword(1) Si bipolar
Keyword(2) logarithmic/limiting amplifier
Keyword(3) RSSI
Keyword(4) crosstalk
Keyword(5) GHz operation
1st Author's Name Tsuneo Tsukahara
1st Author's Affiliation NTT System Electronics Laboratories()
2nd Author's Name Masayuki Ishikawa
2nd Author's Affiliation NTT System Electronics Laboratories
Date 1997/7/24
Paper #
Volume (vol) vol.97
Number (no) 195
Page pp.pp.-
#Pages 7
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