Combination mouse, optical scanner and digitizer puck

Details Combination mouse, optical scanner and digitizer puck Combination mouse, optical scanner and digitizer puck

1988-10-06

1990-03-06

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

360 2, 235449, 235472, 340710, G01V 904, G06K 710

Patent

active

049068431

ABSTRACT:
A hand held unit can operate as a mouse to move a cursor on a display, as a hand held optical scanner for entering into a computer characters or graphic information delineated on a work sheet across which the unit is moved, or as a digitizing puck for tracing and digitizing lines or curves on a work sheet laid over a digitizing pad. The unit is connected via an electrical cable to an interface board plugged into an expansion slot inside a personal computer.

REFERENCES:
patent: 3996557 (1976-12-01), Donahey
patent: 4029944 (1977-06-01), Trenkamp
patent: 4354102 (1982-10-01), Burns et al.
patent: 4581761 (1986-04-01), Ichinokawa et al.
patent: 4621189 (1986-11-01), Kumar et al.
patent: 4637264 (1987-01-01), Takahashi et al.
patent: 4767923 (1988-08-01), Yuasa
patent: 4804949 (1989-02-01), Faulkerson
patent: 4818978 (1989-04-01), Kurihara et al.
Nomura et al., "Mouse" IBM Tech. Disc. Bull., vol. 27, No. 6, 11/84, pp. 3423-3424.

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