Mirror transducer control circuit

Details Mirror transducer control circuit Mirror transducer control circuit

1989-03-30

1990-06-12

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310317, 310330, 356350, H01L 4108

Patent

active

049335928

ABSTRACT:
A drive assembly and control circuit for a mirror assembly. Two piezoelectric discs are mounted on a diaphragm which is centrally connected to the mirror to move it. The drive circuit includes a source and first and second control means responsive to first and second control input signals to change the potential across the piezoelectric discs.

REFERENCES:
patent: 4113387 (1978-09-01), Shutt
patent: 4383763 (1983-05-01), Hutchings et al.
patent: 4488080 (1984-12-01), Baumann
patent: 4533849 (1985-08-01), Schnell
patent: 4538087 (1985-08-01), Germano et al.
patent: 4836677 (1989-06-01), Doran et al.

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