Twin mouse digitizer

Details Twin mouse digitizer Twin mouse digitizer

1998-01-08

2000-06-27

Shankar, Vijay

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

345157, G09G 508

Patent

active

060812583

ABSTRACT:
A twin mouse digitizer is provided including a mouse housing with at least one button situated thereon. A first movement tracing mechanism is situated on a bottom face of the housing for generating a first movement signal. Associated therewith is a second movement tracing mechanism situated on the bottom face of the housing for generating a second movement signal. As such, an angular orientation of the housing may be ascertained from the movement signals of the first and second movement tracing mechanism.

REFERENCES:
patent: 4891632 (1990-01-01), Chang
patent: 5162781 (1992-11-01), Cambrigde
patent: 5355146 (1994-10-01), Chiu et al.
patent: 5670990 (1997-09-01), Bidiville et al.
patent: 5701175 (1997-12-01), Kostizak et al.
patent: 5771038 (1998-06-01), Wang
patent: 5850210 (1998-12-01), Wu
patent: 5912660 (1999-06-01), Gouzman et al.

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