Presentation 2003/9/22
A General Class of Current-Mode Circuit Transfer Functions Using OTA-C Integrator Loop Structures
Satoshi Edasaki, Takao Tsukutani, Masami Higashimura, Yasuaki Sumi, Yutaka Fukui,
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Abstract(in English) This paper introduces a general class of current-mode circuit transfer functions using OTA-C integrator loop structures based on cascade realizations. It is shown that basic first-order and second-order structures are constructed with Operational Transconductance Amplifiers (OTA) and the grounded capacitors, and that high-order circuit transfer functions can be realized employing the two basic structures. The circuit can realize various circuit transfer functions by suitable connections of the first-order and the second-order structures. And the circuit characteristics can also be tuned through adjusting the bias currents of the OTAs. Furthermore, the effect of non-idealities on the circuit characteristics is also discussed by using a model of the transconductance gain. Some examples are given together with simulated results by PSPICE.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Current-mode circuits / OTAs / High-order circuit characteristics
Paper # MLP2003-58
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Committee NLP
Conference Date 2003/9/22(1days)
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Registration To Nonlinear Problems (NLP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A General Class of Current-Mode Circuit Transfer Functions Using OTA-C Integrator Loop Structures
Sub Title (in English)
Keyword(1) Current-mode circuits
Keyword(2) OTAs
Keyword(3) High-order circuit characteristics
1st Author's Name Satoshi Edasaki
1st Author's Affiliation Advanced Engineering Faculty of Electronic and Information Systems, Matsue National College of Technology,()
2nd Author's Name Takao Tsukutani
2nd Author's Affiliation Advanced Engineering Faculty of Electronic and Information Systems, Matsue National College of Technology,
3rd Author's Name Masami Higashimura
3rd Author's Affiliation Advanced Engineering Faculty of Electronic and Information Systems, Matsue National College of Technology,
4th Author's Name Yasuaki Sumi
4th Author's Affiliation Department of Information Systems, Faculty of Environmental and Information Studies, Tottori University of Environmental Studies,
5th Author's Name Yutaka Fukui
5th Author's Affiliation Department of Electrical and Electronic Engineering, Faculty of Engineering, Tottori University,
Date 2003/9/22
Paper # MLP2003-58
Volume (vol) vol.103
Number (no) 335
Page pp.pp.-
#Pages 6
Date of Issue