Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Reexamination Certificate
2006-10-19
2010-02-16
Hjerpe, Richard (Department: 2629)
Computer graphics processing and selective visual display system
Display peripheral interface input device
Cursor mark position control device
Reexamination Certificate
active
07663601
ABSTRACT:
Operating a pointing device in a low power manner by receiving first tracking information from a first tracking device, de-activating the first tracking device when the accuracy of the first tracking information is determined to be inadequate, activating a second tracking device in order to acquire second tracking information when the first tracking device is deactivated, wherein the first tracking device is substantially lower power device that the second tracking device.
REFERENCES:
patent: 5805144 (1998-09-01), Scholder et al.
patent: 6351257 (2002-02-01), Liu
patent: 2003/0074587 (2003-04-01), Casebolt et al.
Hotelling Steve
Huppi Brian
Krah Christoph
Strickon Joshua
Abdin Shaheda A
Apple Inc.
Beyer Law Group LLP
Hjerpe Richard
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