US 2012/0075205 A1 · TOUCH INPUT DEVICE AND POWER SAVING METHOD THEREOF

Abstract

A touch input device includes a touch screen, a scan controlling unit and a UI control unit. The UI control unit is configured for identifying one or more effective touch regions according to a user interface displayed on the touch screen, and transmitting a region identifying signal to the scan controlling unit. The scan controlling unit is configured for determining one or more scan regions corresponding to the effective touch regions according to the region identifying signal, and activating a scan over the scan regions. A power saving method for the touch input device is also provided.

Claims19

Dependent claims

A touch input device, comprising:

a touch screen;
a scan controlling unit;
and
a UI control unit configured for identifying one or more effective touch regions according to a user interface displayed on the touch screen, and transmitting a region identifying signal to the scan controlling unit;
wherein the scan controlling unit is configured for determining one or more scan regions corresponding to the effective touch regions according to the region identifying signal, and activating a scan over the scan regions.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

12/966,947Filed 13 Dec 2010

Priority

TW 9913306629 Sep 2010

Published

29 Mar 2012

Term ends

Not estimatedThe source records don’t support an estimate.

Classification4 codes

G06F 1/3203
Means for saving power: power management, i.e. event-based initiation of a power-saving mode
G06F 1/3262
Power saving in peripheral device: power saving in digitizer or tablet
G06F 3/04166
Control or interface arrangements specially adapted for digitisers: details of scanning methods, e.g. sampling time, grouping of sub areas or time…
G06F
Computing and data processing

Touch input device and power saving method thereof

Life of this patent

Touch input device and power saving method thereof

Life of this patent

Abstract

Claims19