Circuit for improving the performance of digital to analog conve

Details Circuit for improving the performance of digital to analog conve Circuit for improving the performance of digital to analog conve

1982-02-23

1986-01-28

Sloyan, T. J.

Communications: electrical

Audible indication

Percussion-type sound producer

340347CC, 340347M, H03K 1302

Patent

active

045674639

ABSTRACT:
In a digital to analog converter, a circuit for improving the performance of digital to analog converters by reducing and minimizing the variation in analog ground current is disclosed. The resulting digital to analog converter has reduced variation in output signal, the digital to analog converter can provide a more accurate representation of the input digital signal.

REFERENCES:
patent: 3961326 (1976-06-01), Craven
patent: 4092639 (1978-05-01), Schoeff
patent: 4292625 (1981-09-01), Schoeff
The Engineering Staff of Analog Devices, Inc., Analog-Digital Conversion Handbook, 6/1972, pp. I-2 to I-5; II-32 to II-39; II-162 to II-168.
Millman et al, Pulse and Digital Circuits, McGraw-Hill Book Co., Inc., 1956, pp. 559-567.
IEEE Spectrum, Applications Literature, CMOS Bipolar D/A Converters . . . , 12/1972, (03 NL F92).

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