Patent application number | Description | Published |
20130069894 | ELECTRONIC DEVICE AND METHOD FOR DRIVING A TOUCH SENSOR THEREOF - An electronic device and a method for driving a touch sensor integrated in a display module of an electronic device are provided. The electronic device includes a display module with a touch sensor integrated in the display module, a drive circuitry, and a sense circuitry. The drive circuitry is configured to apply drive signals to the display module and the touch sensor. The sense circuitry is configured to determine a mode for the drive circuitry to apply the drive signals, detect one or more sense signal from the touch sensor, analyze the sense signals, and change the mode of the drive signals for the touch sensor. | 03-21-2013 |
20130069895 | ELECTRICAL APPARATUS - An electrical apparatus having a panel is disclosed. The electrical apparatus includes a processor, a touch controller and a display driver. The processor unitsets one of a scan frequency and a display frequency to be a setting frequency, and generates the other of the scan frequency and the display frequency based on the setting frequency. The touch controller makes the panel detects a touch based on the scan frequency, and the display driver makes the panel display images based on the display frequency. The touch controller detects a noise detected value from the electrical apparatus. The touch controller or the processor unitadjusts the setting frequency based on the noise detected value, and adjusts the touch scan frequency or the display frequency which is not the setting frequency based on the setting frequency. | 03-21-2013 |
20130069909 | ELECTRONIC DEVICE AND METHOD FOR SCANNING A TOUCH PANEL THEREOF - An electronic device and a method for scanning a touch panel of the electronic device are provided. The electronic device includes a touch panel and a control circuitry. The touch panel includes a plurality of touch sensors. The control circuitry is coupled to the touch panel. The control circuitry charges each of the touch sensors according to a preset charge period of the touch sensor and detects the maximum difference in charge characteristics of the touch sensors. The control circuitry adjusts the preset charge periods of the touch sensors according to the charge characteristics of the touch sensors and a preset limit of the preset charge periods of the touch sensors when the maximum difference is higher than a preset threshold. | 03-21-2013 |
20130093701 | ELECTRONIC DEVICE AND TOUCH-SENSING METHOD - An electronic device and a corresponding touch-sensing method are provided. The electronic device includes a display module integrated with a first touch sensor, a second touch sensor, and a sense circuitry. The first touch sensor generates a first sensing signal in response to a first driving signal. The second touch sensor generates a second sensing signal in response to a second driving signal. The sense circuitry is coupled to the first and the second touch sensors. The sense circuitry receives and analyzes the first sensing signal and the second sensing signal. | 04-18-2013 |
20130095885 | HANDHELD ELECTRONIC APPARATUS - A handheld electronic apparatus including a casing, a cover, a motherboard, an in-cell touch display module, a light guide member, and a touch module is provided. The cover covers a casing opening, and constitutes an accommodation space with the casing. The cover has a first area and a second area having a light transmissive icon. The motherboard is electrically connected with the in-cell touch display module and the touch module. The in-cell touch display module has a display area disposed beneath the first area. The light guide member is disposed within the accommodation space, and capable of guiding a light generated from a light emitting element to the light transmissive icon. The light guide member has a sheet-shaped portion disposed beneath the second area by corresponding to the light transmissive icon. The touch module is disposed within the accommodation space and beneath the second area. | 04-18-2013 |
20130181923 | TOUCH DISPLAY AND ELECTRONIC DEVICE - An electronic device and a touch display panel of the electronic device are provided. The touch display panel receives a touch driving signal and generates a sense signal in response to the touch driving signal, wherein the sense signal is analyzed to calculate a touch position on the touch display. The touch display panel includes a transmitting circuit and a grounding electrode. The transmitting circuit distributes the touch driving signal in the touch display panel. The grounding electrode is disposed over the transmitting circuit and at least partially covers the transmitting circuit, wherein the grounding electrode is a grounded conductor. | 07-18-2013 |
20140232665 | ELECTRONIC APPARATUS WITH A DISPLAY MODULE INTEGRATED WITH A TOUCH SENSOR - An electronic apparatus is provided. The electronic apparatus includes a cover glass, a display module and a mask layer. The display module is integrated with a touch sensor and is disposed under the cover glass. The display module has a display area for displaying image. The touch sensor includes a plurality of first electrodes forming a first sensing area overlapped with the display area, a plurality of second electrodes forming a second sensing area not overlapped with the display area and a plurality of third electrodes disposed under the plurality of first electrodes and the plurality of second electrodes. The mask layer is disposed between the cover glass and the second sensing area. The mask layer includes at least one non-transparent part and at least one transparent part. | 08-21-2014 |