Third order sigma-delta modulator

Details Third order sigma-delta modulator Third order sigma-delta modulator

2007-08-07

2007-08-07

Young, Brian (Department: 2819)

Coded data generation or conversion

Analog to or from digital conversion

Differential encoder and/or decoder

Reexamination Certificate

active

11185287

ABSTRACT:
A third order sigma-delta modulator comprises a first summing unit for receiving an input signal, a first integrator network connected to an output of the first summing unit, a second integrator network for receiving an output of the first integrator network, a second summing unit connected to an output of the second integrator network, a third integrator network connected to an output of the second summing unit, and a feed-forward path from the output of the first integrator network to an input of the second summing unit.

REFERENCES:
patent: 5757300 (1998-05-01), Koilpillai et al.
patent: 6515604 (2003-02-01), Delano
patent: 6587063 (2003-07-01), Su
patent: 6697000 (2004-02-01), LeReverend et al.
patent: 6954159 (2005-10-01), Cooper et al.
patent: 6980144 (2005-12-01), Maloberti et al.
patent: 7012471 (2006-03-01), Lyden et al.

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