Multiplexed delta-sigma analog-to-digital converter

Details Multiplexed delta-sigma analog-to-digital converter Multiplexed delta-sigma analog-to-digital converter

1993-12-14

1996-10-01

Williams, Howard L.

Coded data generation or conversion

Analog to or from digital conversion

Differential encoder and/or decoder

341141, H03M 302

Patent

active

055614256

ABSTRACT:
An analog-to-digital converter for converting a multitude of analog input signals into a corresponding multitude of digital signals comprises a series arrangement of an analog multiplexer (2), an oversampling sigma-delta modulator (8), a decimator-cum-low-pass filter (10), a digital demultiplexer (12), an interpolator (14) and a digital matrix (16), which are all operated in synchronism.

REFERENCES:
patent: 4534054 (1985-08-01), Maisel
patent: 4837527 (1989-06-01), Sauer
patent: 5345236 (1994-09-01), Sramek, Jr.
J. J. van der Kam, "A digital `decimating` filter for analog-to -digital conversion of hi-fi audio signals", Philips Technical Review 42, No. 6/7, pp. 230-238, Apr. 1986.

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