Number | Date | Country | Kind |
---|---|---|---|
3-059573 | Mar 1991 | JPX |
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4359647 | Trinkl | Nov 1982 | |
4388540 | Schreurs | Jun 1983 | |
4636663 | Jongepier et al. | Jan 1987 | |
4668881 | Piasecki | May 1987 | |
4686674 | Lam | Aug 1987 | |
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4695749 | Lam | Sep 1987 | |
4814642 | Kleks | Mar 1989 | |
4823028 | Lloyd | Apr 1989 | |
4823030 | Wilhem et al. | Apr 1989 | |
4963767 | Sinh | Oct 1990 | |
4965528 | Okanobu | Oct 1990 | |
5006818 | Koyama et al. | Apr 1991 | |
5103117 | Voorman et al. | Apr 1992 | |
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Entry |
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Patent Abstracts of Japan, vol. 15, No. 078(E-1037), Feb. 22, 1991, & JP-A-22-96-408, Dec. 7, 1990, Funahashi Masahiro, "Differential Amplifier Circuit". |
Material for the Electronic Circuit Study Group, pp. 27-34, "Linear Transconducter Having Emitter-Coupled Pair, and the Application of the Transconducter", Dec. 18, 1990. |
IEEE Journal of Solid-State Circuits, vol. 26, No. 7, Jul. 1991, pp. 937-945, H. Tanimoto, et al., "Realization of a 1-V Active Filter Using a Linearization Technique Employing Plurality of Emitter-Coupled Pairs". |