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US 5,635,956 AGranted
Compact mouse structure
OwnerSeung H. Takinventor
Life of this patent
Estimating the term…
Abstract
A compact mouse structure comprises a small ball of the golf ball type on the surface of which a plurality of concaved optical reflectors is formed or the image information is written, and for detecting the position displacement as well as for enabling the ball to contain the position displacement information and the control parameter information, thereby realizing its compact structure.
Claims4
A compact mouse structure for detecting position displacement with a photo-coupler, said compact mouse structure comprising:
- a housing;
- a small optical reflecting means for reflecting light, said small optical reflecting means being a ball having a plurality of concaved reflectors with surfaces that are coated with a light reflecting material and a transparent material thereby being doubly coated to form a thickness;
- and
- a photo-coupler means mounted in said housing in a vertical and horizontal arrangement with respect to said concaved reflectors for emitting light and for receiving reflected light.
1 more element
Dependencies are inferred from the claim text.