Abstract: A touch screen system includes an in-cell type optical touch device for displaying images and receiving a light signal, an out-cell type touch device for sensing a finger or a non-optical stylus, a first functional unit connected with the in-cell type optical touch device, a second functional unit connected with the out-cell type touch panel and a third functional unit connected with the first functional unit and the second functional unit. The out-cell type touch device is disposed on the in-cell type optical touch device. The first functional unit converts an analog sensing signal received by the in-cell type optical touch device into a first electrical signal. An object-sensing signal generated from the out-cell type touch panel is processed by the second functional unit to generate a second electrical signal. The third functional unit analyzes the first electrical signal and the second electrical signal and generates valid output signals.

Abstract: A touch screen system includes an in-cell type optical touch device for displaying images and receiving a light signal, an out-cell type touch device for sensing a finger or a non-optical stylus, a first functional unit connected with the in-cell type optical touch device, a second functional unit connected with the out-cell type touch panel and a third functional unit connected with the first functional unit and the second functional unit. The out-cell type touch device is disposed on the in-cell type optical touch device. The first functional unit converts an analog sensing signal received by the in-cell type optical touch device into a first electrical signal. An object-sensing signal generated from the out-cell type touch panel is processed by the second functional unit to generate a second electrical signal. The third functional unit analyzes the first electrical signal and the second electrical signal and generates valid output signals.

Abstract: An interactive display panel includes scan lines, first data lines, sub-pixels, photo-sensors and second data lines. The scan lines and the first data lines are intersected to define sub-pixel regions. Each of the sub-pixels is located in one of the sub-pixel regions and has a display region, and each of the sub-pixels is electrically connected with one of the scan lines and one of the first data lines respectively. The photo-sensors are located outside the display regions of the sub-pixels. The scan lines and the second data lines are intersected and electrically connected with the photo-sensors.

Abstract: A pixel array including a plurality of pixel structures is provided. At least one of the pixel structures has a scan line, a data line, an active device, a pixel electrode, a readout line, an electro-magnetic interference (EMI) shielding layer and a sensing device. The scan line and the data line are disposed on a substrate. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The readout line is disposed above or below a data line. The EMI shielding layer covers the data line, and is between the readout line and the data line. The sensing device is electrically connected to the scan line and the readout line.

Abstract: A pixel array having a plurality of pixel structures is provided. At least one of the pixel structures includes a scan line, a data line, an active device, a pixel electrode, a capacitor electrode line, a readout line and a sensing device. The scan line and the data line are disposed on a substrate. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The capacitor electrode line electrically couples with the pixel electrode. The readout line is disposed parallel to the data line. The sensing device is electrically connected to the scan line and the readout line, and the sensing device is connected to an adjacent capacitor electrode line.

Abstract: A touch system including a touch panel and a readout circuit is disclosed. The touch panel is integrated with a plurality of photosensitive elements within pixel elements, and capable of displaying at least touch position by at least an optical inputting. The touch panel provides a signal data when the touch panel is touched. The readout circuit is configured to receive the signal data and includes a transformation unit and a processing unit. The transformation unit generates a signal value based on the signal data and a transformation parameter. The processing unit executes a specific action when the signal value is less than a preset value.

Abstract: A photo detector device for a display device includes many first conductive lines, many second conductive lines orthogonal to the first conductive lines, many switching transistors, and many photosensitive transistors. Each of the switching transistors includes a drain, a source, and a gate, wherein the sources are electrically connected to the second conductive line, the gates are electrically connected to the first conductive line, and the first conductive lines receive a control signal to control on/off states of the switching transistors. Each of the photosensitive transistors includes a drain, a source, and a gate, wherein the photosensitive transistor sources are electrically connected to the drains of the switching transistors, and the photosensitive transistor gates are connected to and maintained at the potential of the photosensitive transistor drains.

Abstract: A photo detector device configured for use with a display device, the photo detector device comprising a photosensitive transistor formed on a substrate of the display device, the photosensitive transistor being capable of detecting an optical signal and converting the optical signal into a current signal, and a converter formed on the substrate of the display device, the converter being capable of receiving the current signal on a first conductive line and converting the current signal into a voltage signal, the converter comprising a first resistive device coupled between the first conductive line and a reference voltage line, and a first capacitive device coupled in parallel with the first resistive device between the first conductive line and the reference voltage line.

Abstract: A photo detector device includes a photosensitive transistor capable of detecting an optical signal including an image component and a background component and converting the optical signal into a current including an image current corresponding to the image component and a background current corresponding to the background component, a first amplifier module electrically connected to the photosensitive transistor capable of canceling the background current and amplifying the image current, and a second amplifier module electrically connected to the first amplifier module capable of detecting a direct-current (dc) portion of the image current.

Abstract: A pixel array having a plurality of pixel structures is provided. At least one of the pixel structures includes a scan line, a data line, an active device, a pixel electrode, a capacitor electrode line, a readout line and a sensing device. The scan line and the data line are disposed on a substrate. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The capacitor electrode line electrically couples with the pixel electrode. The readout line is disposed parallel to the data line. The sensing device is electrically connected to the scan line and the readout line, and the sensing device is connected to an adjacent capacitor electrode line.

Abstract: A pixel array including a plurality of pixel structures is provided. At least one of the pixel structures has a scan line, a data line, an active device, a pixel electrode, a readout line, an electro-magnetic interference (EMI) shielding layer and a sensing device. The scan line and the data line are disposed on a substrate. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The readout line is disposed above or below a data line. The EMI shielding layer covers the data line, and is between the readout line and the data line. The sensing device is electrically connected to the scan line and the readout line.

Abstract: An interactive display panel includes scan lines, first data lines, sub-pixels, photo-sensors and second data lines. The scan lines and the first data lines are intersected to define sub-pixel regions. Each of the sub-pixels is located in one of the sub-pixel regions and has a display region, and each of the sub-pixels is electrically connected with one of the scan lines and one of the first data lines respectively. The photo-sensors are located outside the display regions of the sub-pixels. The scan lines and the second data lines are intersected and electrically connected with the photo-sensors.

Abstract: A touch system including a touch panel and a readout circuit is disclosed. The touch panel is integrated with a plurality of photosensitive elements within pixel elements, and capable of displaying at least touch position by at least an optical inputting. The touch panel provides a signal data when the touch panel is touched. The readout circuit is configured to receive the signal data and includes a transformation unit and a processing unit. The transformation unit generates a signal value based on the signal data and a transformation parameter. The processing unit executes a specific action when the signal value is less than a preset value.

Abstract: A touch screen system includes an in-cell type optical touch device for displaying images and receiving a light signal, an out-cell type touch device for sensing a finger or a non-optical stylus, a first functional unit connected with the in-cell type optical touch device, a second functional unit connected with the out-cell type touch panel and a third functional unit connected with the first functional unit and the second functional unit. The out-cell type touch device is disposed on the in-cell type optical touch device. The first functional unit converts an analog sensing signal received by the in-cell type optical touch device into a first electrical signal. An object-sensing signal generated from the out-cell type touch panel is processed by the second functional unit to generate a second electrical signal. The third functional unit analyzes the first electrical signal and the second electrical signal and generates valid output signals.

Abstract: A photo detector device for a display device includes many first conductive lines, many second conductive lines orthogonal to the first conductive lines, many switching transistors, and many photosensitive transistors. Each of the switching transistors includes a drain, a source, and a gate, wherein the sources are electrically connected to the second conductive line, the gates are electrically connected to the first conductive line, and the first conductive lines receive a control signal to control on/off states of the switching transistors. Each of the photosensitive transistors includes a drain, a source, and a gate, wherein the photosensitive transistor sources are electrically connected to the drains of the switching transistors, and the photosensitive transistor gates are connected to and maintained at the potential of the photosensitive transistor drains.

Abstract: A photo detector device includes a photosensitive transistor capable of detecting an optical signal including an image component and a background component and converting the optical signal into a current including an image current corresponding to the image component and a background current corresponding to the background component, a first amplifier module electrically connected to the photosensitive transistor capable of canceling the background current and amplifying the image current, and a second amplifier module electrically connected to the first amplifier module capable of detecting a direct-current (dc) portion of the image current.

Abstract: A photo detector device includes a photosensitive transistor capable of detecting an optical signal including an image component and a background component and converting the optical signal into a current including an image current corresponding to the image component and a background current corresponding to the background component, a first amplifier module electrically connected to the photosensitive transistor capable of canceling the background current and amplifying the image current, and a second amplifier module electrically connected to the first amplifier module capable of detecting a direct-current (dc) portion of the image current.

Abstract: A photo detector device configured for use with a display device, the photo detector device comprising a photosensitive transistor formed on a substrate of the display device, the photosensitive transistor being capable of detecting an optical signal and converting the optical signal into a current signal, and a converter formed on the substrate of the display device, the converter being capable of receiving the current signal on a first conductive line and converting the current signal into a voltage signal, the converter comprising a first resistive device coupled between the first conductive line and a reference voltage line, and a first capacitive device coupled in parallel with the first resistive device between the first conductive line and the reference voltage line.

Abstract: A photo detector device includes a photosensitive transistor capable of detecting an optical signal including an image component and a background component and converting the optical signal into a current including an image current corresponding to the image component and a background current corresponding to the background component, a first amplifier module electrically connected to the photosensitive transistor capable of canceling the background current and amplifying the image current, and a second amplifier module electrically connected to the first amplifier module capable of detecting a direct-current (dc) portion of the image current.

Abstract: An interactive display device in one example may include: a first substrate and a second substrate spaced apart from each other for providing a display area; a plurality of display control elements in a first matrix over the first substrate; a plurality of first data lines over the first substrate, each of the first data lines being coupled with one or more corresponding display control elements; and a plurality of first scan lines over the first substrate, each of the first scan lines being coupled with one or more corresponding display control elements.