XY roller for scrolling along two axes

Details XY roller for scrolling along two axes XY roller for scrolling along two axes

2008-01-22

2008-01-22

Hjerpe, Richard (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

C345S084000

Reexamination Certificate

active

10842988

ABSTRACT:
An input device is provided that is configured to dynamically select and control y-scrolling and x-scrolling. The input device includes a roller wheel configured to be rotated by a user; an encoder configured to encode rotations of the roller wheel; and a sensor coupled to the roller wheel, wherein the sensor is configured to control the encoder to scroll a graphical object along a first axis if the sensor is in a first state, and the sensor is configured to control the encoder to scroll the graphical object along a second axis if the sensor is in a second state.

REFERENCES:
patent: 5446481 (1995-08-01), Gillick et al.
patent: 6388655 (2002-05-01), Leung
patent: 6930959 (2005-08-01), Narayanaswami
patent: 2002-366300 (2002-12-01), None

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