Innolux Corporation

Carux Technology Pte. Ltd.

Tsan-Po Weng

Li-Wei Sung

Chu-Hung Tsai

Ming-Cheng Hsieh

Chih-Kai Wang

Yuan-San Hsiao

An electronic device is provided. The electronic device includes a touch module, a display module, and a control circuit. The display module includes multiple light emitting units. The control circuit is coupled to the touch module and the display module. During a display period, the control circuit provides a first display driving signal to the display module according to image data. During a touch period, the control circuit provides a touch driving signal to the touch module according to the image data. During the touch period, the control circuit provides a second display driving signal to the display module according to the image data. The touch period and the display period do not overlap. The first display driving signal is different from the second display driving signal.

Electronic device

A touch display device includes a touch display panel, a timing-control circuit board, and a first driving circuit board. The timing-control circuit board outputs first display data. The first driving circuit board is electrically coupled between the touch display panel and the timing-control circuit board. The first driving circuit board includes a first interface and a second interface. The first interface receives the first display data from the timing-control circuit board. The second interface outputs first touch data to the timing-control circuit board. The first interface and the second interface are differential signal interfaces.

Touch display device

A method for touch detection is provided. The method is suitable for an electronic device with multiple sensing units. The method includes the following stages. Raw signal intensity distribution is obtained through the sensing units. A signal intensity determination process is performed. A signal processing process is performed according to the result of the signal intensity determination process. The signal processing process is performed in a first mode when the raw signal intensity of at least one sensing unit is higher than a first threshold. The signal processing process is performed in a second mode when the raw signal intensity of all the sensing units is lower than a second threshold.

Method for touch detection and electronic device

A sensing device having a hover mode is provided. The sensing device includes a substrate; and a plurality of sensing electrodes, disposed on the substrate, and defined as a plurality of hovering units in the hover mode, wherein the plurality of hovering units comprise a first hovering unit, and sensing electrodes with signals in the first hovering unit form a first identification pattern.

Sensing device

An electronic device includes a substrate, a plurality of data lines, a plurality of data switches, a plurality of sensing electrodes, and a plurality of touch switches. The data lines and the sensing electrodes are arranged on the substrate. The plurality of data switches respectively have a first connection end and a second connection end, and the plurality of touch switches respectively have a third connection end and a fourth connection end. The first connection end of the plurality of data switches respectively couple to one of the plurality of the data lines. The third connection end of the plurality of touch switches respectively couple to one of the plurality of the sensing electrodes, and the fourth connection end of the plurality of touch switches respectively couple to the second connection end of one of the plurality of data switches.

A touch display device includes a substrate and a touch electrode array. The touch electrode array is disposed on the substrate, and includes a first touch electrode and a second touch electrode. The first touch electrode receives a first touch signal in a first time interval, and receives a second touch signal in a second time interval. The second touch electrode is adjacent to the first touch electrode in a first direction, and receives a third touch signal in the first time interval. A voltage polarity of the first touch signal is different from a voltage polarity of the second touch signal, and the voltage polarity of the first touch signal is different from a voltage polarity of the third touch signal.

Display device

A display device includes a plurality of first array electrodes, a plurality of second array electrodes, a first switch module electrically connected to the first array electrodes, a second switch module electrically connected to the second array electrodes, a first sensing module electrically connected to the second switch module, and a second sensing module electrically connected to both the first and the second switch modules. When the distance between the display device and a detected object is greater than zero, the first array electrodes receive a first touch driving signal, and the second array electrodes send a first sensing signal to the first sensing module. When the distance is equal to zero, the first array electrodes and the second array electrodes receive a second touch driving signal and send a second sensing signal to the second sensing module.

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Miao-Li County, Taiwan

Tsan-Po Weng