Miscellaneous active electrical nonlinear devices – circuits – and – Specific input to output function – Combining of plural signals
Patent
1993-11-05
1995-09-26
Callahan, Timothy P.
Miscellaneous active electrical nonlinear devices, circuits, and
Specific input to output function
Combining of plural signals
327361, 327407, H03K 522
Patent
active
054537118
ABSTRACT:
A weighted summing circuit performing a weighted summation using small scale circuitry with a degree of accuracy and that is easily adapted to operate with various kinds of processing systems. Weighted summing circuit includes parallel inductances L.sub.1, L.sub.2 and L.sub.3 having voltages V.sub.1, V.sub.2 and V.sub.3 at a common output V.sub.out.
REFERENCES:
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patent: 2931902 (1960-04-01), Boekhorst
patent: 3090000 (1963-05-01), Bentley
patent: 3454850 (1969-07-01), Miller
patent: 4713742 (1987-12-01), Parsley
patent: 4903226 (1990-02-01), Tsividis
Sedra and Smith, Microelectronic Circuits, 1991, FIG. 5.10(a).
Nilsson, Electric Circuits, 1983, p. 401.
McPherson, An Introduction to Electrical Machines and Transformers, 1981, p. 257.
Callahan Timothy P.
Kim Jung Ho
Sharp Corporation
Yozan Inc.
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