D/A converting apparatus with independent D/A converter controll

Details D/A converting apparatus with independent D/A converter controll D/A converting apparatus with independent D/A converter controll

1993-10-07

2000-10-31

Williams, Howard L.

Coded data generation or conversion

Analog to or from digital conversion

Digital to analog conversion

341141, 341139, H03M 170

Patent

active

061409537

ABSTRACT:
A D/A converting apparatus for converting a digital signal into an analog signal, wherein the reference signals of the maximum value and the minimum value of a main D/A converter are generated by the other two D/A converters, whereby the output voltage can be digitally adjusted and the accuracy of the output signal is improved.

REFERENCES:
patent: 3400257 (1968-09-01), Smith
patent: 4168528 (1979-09-01), Comer
patent: 4202042 (1980-05-01), Connors et al.
patent: 5212482 (1993-05-01), Okuyama
Analog Devices' Data Converter Reference Manual 1992 vol. 1 D/A Converters pp. 2-399 to 2-404 and 2-721 to 2-732.
Mitsubishi Electric Corporation Semiconductor Department, "Mitsubishi '91 Data Book", Digi-Ana Interface/Gen. Purp. Linear IC Edition, Mar. 1991.
Fujitsu Ltd. Electronic Device Department, "Fujitsu Semiconductor Device 1991 Data Book", Mar. 1991.

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