Electricity: motive power systems – Positional servo systems – Pulse-width modulated power input to motor
Reexamination Certificate
2005-10-18
2005-10-18
Ro, Bentsu (Department: 2837)
Electricity: motive power systems
Positional servo systems
Pulse-width modulated power input to motor
C318S603000, C318S629000
Reexamination Certificate
active
06956350
ABSTRACT:
A resonant scanning mirror driver configured to drive a micro-electro-mechanical system (MEMS) mirror to a desired deflection utilizes a PWM pattern selected from patterns having 32, 40, 48, 56 or 64 bits. The patterns reflect the first positive and negative quarters of the PWM pattern and the remaining quarters are generated utilizing the symmetry of the sine wave that is generated.
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Brady III W. James
Kempler William B.
Ro Bentsu
Telecky , Jr. Frederick J.
Texas Instruments Incorporated
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