Digital-to-analog conversion system with compensation circuit

Details Digital-to-analog conversion system with compensation circuit Digital-to-analog conversion system with compensation circuit

1980-01-21

1982-02-16

Miller, Charles D.

Communications: electrical

Audible indication

Percussion-type sound producer

340347CC, H03K 1302

Patent

active

043161782

ABSTRACT:
In a digital-to-analog converter having means to convert a digital input signal into an analog signal, processing means to evaluate an error attendant upon the conversion, and memory means to store the evaluated error; a digital-to-analog converter with a compensating circuit wherein the processing means comprises a ramp voltage generator, a clock pulse generator, and counting means to count clock pulses of the generator and to deliver the error on the basis of the count value of the clock pulses at each time when the ramp voltage exceeds the output of the conversion means.

REFERENCES:
patent: 3881184 (1975-04-01), Koepcke
patent: 4070665 (1978-01-01), Glennon
patent: 4122503 (1978-10-01), Allan
Rullgard, "IBM Technical Disclosure Bulletin", vol. 10, No. 1, Jun. 1967, pp. 5-6.
Schulz, "IBM Technical Disclosure Bulletin", vol. 16, No. 1, Jun. 1973, pp. 137-138.

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