Analog/digital converting device
First Claim
1. An analog/digital converting device comprising:
- a plurality of signal conversion units, each signal conversion unit including;
an A/D converter for converting an input analog signal into a digital signal with a predetermined number of bits,a D/A converter for converting the output from said A/D converter into an analog signal, anda subtracter for subtracting the output signal from said D/A converter, from said input analog signal; and
a selecting means for selecting an input source for said input analog signal or an output destination for the output signal from said signal conversion unit, among a plurality of signal lines.
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Abstract
The present invention provides a widely general-purpose A/D converting device. The A/D converting device comprises multiple signal conversion units each of which include: an A/D converter for converting an input analog signal into a digital signal with a predetermined number of bits; a D/A converter for converting the output from the A/D converter into an analog signal; a subtracter for subtracting the output signal from the D/A converter, from the input analog signal; and an amplifier for amplifying the output signal from the subtracter. The A/D converting device has a configuration wherein the signal conversion units are arrayed in multiple rows and columns. This allows the user to realize an A/D converting device having various types and levels of performance by making various combinations of the signal conversion units without change of the layout of the signal conversion units.
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Citations
11 Claims
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1. An analog/digital converting device comprising:
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a plurality of signal conversion units, each signal conversion unit including; an A/D converter for converting an input analog signal into a digital signal with a predetermined number of bits, a D/A converter for converting the output from said A/D converter into an analog signal, and a subtracter for subtracting the output signal from said D/A converter, from said input analog signal; and a selecting means for selecting an input source for said input analog signal or an output destination for the output signal from said signal conversion unit, among a plurality of signal lines. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification