Breakaway touchscreen pointing device

Details Breakaway touchscreen pointing device Breakaway touchscreen pointing device

1996-10-04

1999-02-09

Hofsass, Jeffery A.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

345156, 345157, G09G 500

Patent

active

058700838

ABSTRACT:
An apparatus, method, and memory direct a computer system, having at least a touchscreen, to breakaway at least a portion of a virtual pointing device. The method includes displaying a virtual pointing device on the touchscreen, wherein a first cursor is associated with the virtual pointing device. The method also includes, in response to detecting at least one finger or stylus placed on at least a first portion of the virtual pointing device, breaking away only the first portion of the virtual pointing device in accordance with movement of the finger or stylus along the touchscreen. At least a first function is associated with the first portion.

REFERENCES:
patent: 4914624 (1990-04-01), Dunthorn
patent: 5319747 (1994-06-01), Gerrissen et al.
patent: 5327161 (1994-07-01), Logan et al.
patent: 5335557 (1994-08-01), Yasutake
patent: 5376946 (1994-12-01), Mikan
patent: 5428367 (1995-06-01), Mikan
patent: 5483261 (1996-01-01), Yasutake
patent: 5621434 (1997-04-01), Marsh
patent: 5621438 (1997-04-01), Kamimura
"Touch and Go", article, Austin American-Statesman Newspaper, dated Apr. 8, 1996 pp. D and D2.

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