Method for generating quasi-sinusoidal signals

Details Method for generating quasi-sinusoidal signals Method for generating quasi-sinusoidal signals

1995-06-07

1998-03-17

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

250214R, 250221, 25023113, 345158, H01J 4014, G01V 904

Patent

active

057290091

ABSTRACT:
A method for generating quasi-sinusoidal signals includes illuminating an object capable of diffusely scattering Eight, focusing a portion of the scattered light on a multi-element sensor to form an image, and matching the image size to the size of the sensor elements.

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"Optical Pen Mouse", Xerox Disclosure Journal, vol. 10, No. 3, May/Jun. 1985.

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