A/D converter with adjustable internal connection and method...

Details A/D converter with adjustable internal connection and method... A/D converter with adjustable internal connection and method...

2006-08-22

2006-08-22

Dougherty, Thomas M. (Department: 2834)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C363S065000, C323S282000, C323S284000

Reexamination Certificate

active

07095158

ABSTRACT:
An A/D converter with adjustable internal connection and a method for operating the same are provided. The A/D converter comprises: a plurality of piezo-transforming devices for detecting an input voltage from the alternating current source and adjusting an connection of input terminals of the plurality of piezo-transforming devices based on the input voltage to obtain an input/output voltage ratio of the plurality of piezo-transforming devices inversely proportional to the input voltage.

REFERENCES:
patent: 4459505 (1984-07-01), Lim
patent: 5654605 (1997-08-01), Kawashima
patent: 6943785 (2005-09-01), Chou et al.
patent: 7019993 (2006-03-01), Vazquez Carazo
patent: 2003/0137221 (2003-07-01), Radziemski et al.
patent: 1649247 (2005-08-01), None
patent: 460899 (2001-10-01), None

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