C-R type D/A converter

Details C-R type D/A converter C-R type D/A converter

1984-03-06

1986-10-21

Sloyan, T. J.

Communications: electrical

Audible indication

Percussion-type sound producer

340347M, 340347C, H03K 1302

Patent

active

046188479

ABSTRACT:
A C-R type D/A converter which comprises a C-array type D/A converter used to convert the upper bit data of a digital input data on a digital-to-analog basis, an R type D/A converter used to convert the lower bit data of the digital input data, and a coupling capacitor connected between an output terminal of the C-array type D/A converter and an output terminal of the R type D/A converter.

REFERENCES:
patent: 3611356 (1971-10-01), Jensen
patent: 4200863 (1980-04-01), Hodges et al.
Haque et al., "A Two Chip PCM Voice CODEC with Filters," IEEE Journal of Solid-State Circuits, vol. SC-14, No. 6, 12/79.
Ohri et al., "Integrated PCM Codec," IEEE Journal of Solid-State Circuits, vol. SC-14, No. 1, 2/79.

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