Portable computer with interchangeable pointing device modules

Details Portable computer with interchangeable pointing device modules Portable computer with interchangeable pointing device modules

1997-03-03

1998-08-11

Hofsass, Jeffery A.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

345156, 345161, 345163, 361680, G09G 508

Patent

active

057933553

ABSTRACT:
A notebook computer is provided with first and second different types of pointing device modules, representatively a pointing stick module and a touchpad module, that may be releasably and interchangeably installed on its base housing portion. Each module, when installed on the base housing, is automatically coupled to cursor control circuitry within the computer. Representatively, a convenient snap-in attachment structure is used to releasably connect each module to the computer base housing, and a removable computer component underlies and assists in supporting the removably installed pointing device module.

REFERENCES:
patent: 4575591 (1986-03-01), Lugaresi
patent: 5049863 (1991-09-01), Oka
patent: 5139439 (1992-08-01), Shie
patent: 5144302 (1992-09-01), Carter et al.
patent: 5231380 (1993-07-01), Logan
patent: 5426564 (1995-06-01), Hsu
patent: 5546334 (1996-08-01), Hseih et al.
patent: 5615083 (1997-03-01), Burnett

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