Abstract: A driving method for a panel structure including at least two liquid crystal layers is disclosed. The liquid crystal layers display different colors. When the panel structure includes a first liquid crystal layer and a second liquid crystal layer, the first and the second liquid crystal layers are initialized. A light source is utilized to emit the first and the second liquid crystal layers to write data to at least one of the first and the second liquid crystal layers. When the panel structure further includes a third liquid crystal layer, the first, the second and the third liquid crystal layers are first initialized. A light source is utilized to emit the first, the second and the third liquid crystal layers to write data to at least one of the first, the second and the third liquid crystal layers.

Abstract: A foldable display and an image processing method thereof are disclosed. The foldable display comprises a display module, a memory, a sensor module, and a processing unit. The sensor module senses a bending state of the display module. The processing unit generates adjusted images according to an image signal, and stores those adjusted images to a plurality of memory addresses of the memory. The processing unit selects a reading address from those memory addresses according the bending state. The processing unit selects a corresponding adjusted image from the memory according to the reading address and outputs the corresponding adjusted image to the display module.

Abstract: A portable device and associated control method are provided. The portable device includes a foldable display panel. The control method includes steps of: detecting a folding operation is applied to the display panel; retrieving at least one folding signal; converting a display region of the display panel from an original size to a folded size according to the at least one folding signal; and the display panel displaying an image according to the converted display region. The display panel selects a corresponding folding coordinate system according to the converted display region.

Abstract: Disclosed is a flexible radiation detector including a substrate, a switching device on the substrate, an energy conversion layer on the switching device, a top electrode layer on the energy conversion layer, a first phosphor layer on the top electrode layer, and a second phosphor layer under the substrate.

Abstract: A flexible display and a controlling method thereof are provided. The flexible display includes a plurality of pressure sensors, a display unit and a processing unit, wherein the processing unit is connected to the pressure sensors and the display unit. The processing unit obtains pressure values from each of the pressure sensors within a time unit and generates a pressure area and a pressure variance according to the pressure values from each of the pressure sensors. The processing unit further determines a display mode of the display unit according to the pressure area and the pressure variance. Therefore, the flexible display is capable of providing several kinds of display mode only based on the equipped pressure sensors.

Abstract: A projected capacitive touch device, a projected capacitive touch panel and touch control methods thereof are disclosed. The touching control method includes mixing a detecting signal and a feedback driving signal to generate a sending signal; transmitting the sending signal to at least one touch sensing unit of the projected capacitive touch panel, wherein an electrical field is generated on the touch sensing unit according to the feedback driving signal so that a feedback tactile sense according to the electrical field can be obtained by a user while touching the touch sensing unit.

Abstract: A pixel structure having a plurality of display regions is provided. The pixel structure includes a transparent substrate, an active device layer, and a plurality of reflective display units. The transparent substrate has a first side and a second side opposite to each other. The active device layer is disposed on one of the first side and the second side of the substrate. The reflective display units are respectively located in the display regions and driven by the active device layer. Two reflective display units are located at the same display region to provide different display colors. Two closely adjacent display regions provide different display colors when display simultaneously.

Abstract: A display device including a gate driver, a data driver and a plurality of sub-pixels is disclosed. The gate driver sequentially asserts a first scan signal and a second scan signal. The data driver provides a first data signal and a second data signal. When the first scan signal is asserted, the first scan signal and the first data signal respond with a first response signal. When the second scan signal is asserted, the second scan signal and the second data signal respond with a second response signal. The pulse of the first response signal is different from the pulse of the second response signal. A first sub-pixel among the sub-pixels displays a first color according to the first response signal. A second sub-pixel among the sub-pixels displays a second color according to the second response signal, and the first color is different from the second color.

Abstract: A pixel structure including a first switch device, an amplifying device, a first display unit, a second switch device, and a second display unit is provided. The first switch device is coupled to a scan line, a data line, and the amplifying device. The amplifying device is coupled to a bias voltage. The first display unit is coupled to the amplifying device and a switching voltage. The second switch device is coupled to the first display unit, the first switch device, and the second display unit. The second display unit is coupled to a common voltage. A hybrid display apparatus and a driving method are also provided.

Abstract: In a multi layer display device, at least two display material layers are concurrently driven while cross talk prevention and/or image quality adjustment is achievable by adjusting at least one of voltage, pulse width or repetition rate of the driving waveforms.

Abstract: A bi-stable active matrix (AM) display apparatus and a method for driving a display panel thereof are provided. The bi-stable AM display apparatus includes a bi-stable AM display panel, a scan driver, a data driver and a controller. A frame period is divided into a resetting phase and a determining phase. The controller resets pixels on a plurality of scan lines of the bi-stable AM display panel to a homotropic state in the resetting phase through the scan driver and the data driver. The controller writes frame information into the pixels on the scan lines in the determining phase through the scan driver and the data driver.

Abstract: An apparatus and a method for driving multi-stable display panel are provided. The method includes selecting a plurality of target scan lines from a plurality of scan lines of the multi-stable display panel; driving the target scan lines during a line-scanning period; and providing a first voltage level to other scan lines besides the target scan lines during the line-scanning period. Wherein, the line-scanning period includes a plurality of time slots. The target scan lines are respectively provided with a third voltage level during at least a corresponding time slot of the time slots, and are provided with the first voltage level during other time slots besides the corresponding time slot. A data line of the multi-stable display panel is correspondingly provided with a second voltage level or a fourth voltage level in the time slots.

Abstract: A driving method for a panel structure including at least two liquid crystal layers is disclosed. The liquid crystal layers display different colors. When the panel structure includes a first liquid crystal layer and a second liquid crystal layer, the first and the second liquid crystal layers are initialized. A light source is utilized to emit the first and the second liquid crystal layers to write data to at least one of the first and the second liquid crystal layers. When the panel structure further includes a third liquid crystal layer, the first, the second and the third liquid crystal layers are first initialized. A light source is utilized to emit the first, the second and the third liquid crystal layers to write data to at least one of the first, the second and the third liquid crystal layers.

Abstract: In a multi layer display device, at least two display material layers are concurrently driven while cross talk prevention and/or image quality adjustment is achievable by adjusting at least one of voltage, pulse width or repetition rate of the driving waveforms.

Abstract: A display device including a gate driver, a data driver and a plurality of sub-pixels is disclosed. The gate driver sequentially asserts a first scan signal and a second scan signal. The data driver provides a first data signal and a second data signal. When the first scan signal is asserted, the first scan signal and the first data signal respond with a first response signal. When the second scan signal is asserted, the second scan signal and the second data signal respond with a second response signal. The pulse of the first response signal is different from the pulse of the second response signal. A first sub-pixel among the sub-pixels displays a first color according to the first response signal. A second sub-pixel among the sub-pixels displays a second color according to the second response signal, and the first color is different from the second color.

Abstract: A display unit including a capacitor, a pixel and a switch is provided. The capacitor is charged or discharged in response to a voltage difference between a drain control signal and a common voltage signal. The pixel displays in response to the voltage difference between the drain control signal and the common voltage signal. The switch is turned on according to a switch control signal and transmits a source control signal through the third terminal to the pixel and the capacitor. The switch is turned on twice within every one frame according to the switch control signal, and when the switch is turned on for the first time, the pixel displays, and when the switch is turned on for the second time, the capacitor is discharged to avoid a voltage at the third terminal of the switch to exceed a predetermined voltage.

Abstract: A pixel driving circuit of this invention utilizes a storage capacitor and an active loading circuit to serve as a pixel data storage buffer for each pixel. The pixel driving circuit of this invention can write the whole-panel pixel data for a next frame in these storage buffers during the illuminating time of a backlight. When changing the frames, the whole-panel pixels synchronously read the pixel data pre-stored in these storage buffers. As a result, the write-in time of the whole-panel pixel data is reduced and the illuminating time of the backlight is relatively increased.

Abstract: The present invention provides a charge pump pixel driving circuit, which includes a first storage capacitor, a second storage capacitor and switch means. The first end of the second storage capacitor is coupled to a pixel electrode. The switch means responsive to a control signal to couple a signal voltage to the first ends of the first storage capacitor and second capacitor until the first ends of the first storage capacitor and second capacitor are charged to a voltage equal to the signal voltage. Then, the signal voltage is decoupled from the first storage capacitor and second storage capacitor, and the first end of the first storage capacitor is coupled to the second end of the second storage capacitor so that the first end of the second storage capacitor provides a voltage twice the signal voltage to the pixel electrode.

Abstract: The electronic HID ballast includes a Pulse-Phase-Modulation (PPM) pulse source, a switch driver, a power switching circuit, a coupling circuit, a DC starter, a switch current amplitude feedback circuit and a switch current pulse width feedback circuit. The PPM pulse source works at PPM mode with a fixed frequency to prevent acoustic arc resonance, and uses pulse deduction method to protect the ballast from overload during the starting period. The PPM pulse source, the switch driver, the switch current amplitude feedback circuit and the power switching circuit work together, functioning as a constant power switching source to energize lamp through the coupling circuit. The power switching circuit and the lamp are in DC series connection for the open load protection. The coupling circuit uses parallel LRC loop to improve power coupling efficiency between the lamp and the power switching circuit. The DC starter works at the low igniting frequency to offer open circuit protection for the starter itself.