Abstract: An electronic device is provided. The electronic device includes a first privacy panel and a second privacy panel disposed on the first privacy panel. The first privacy panel has a first alignment layer and a second alignment layer opposite each other. The second privacy panel has a third alignment layer and a fourth alignment layer opposite each other. The alignment axes of the first alignment layer, the second alignment layer, the third alignment layer and the fourth alignment layer are parallel. The angle between the alignment direction of the first alignment layer and the alignment direction of the third alignment layer is in a range from 160 to 200 degrees. The angle between the alignment direction of the second alignment layer and the alignment direction of the fourth alignment layer is in a range from 160 to 200 degrees.

Abstract: A display device is provided. The display device includes a display panel and a visible angle adjustment panel on the display panel. The visible angle adjustment panel includes two substrates, a liquid-crystal layer disposed between the two substrates and an adjustment layer disposed between the liquid-crystal layer and one of the two substrates. The liquid-crystal layer has a plurality of cell gaps, the thicknesses of the cell gaps are different from each other, and the thicknesses of the cell gaps gradually increase along a direction, and a height of the adjustment layer gradually decreases along the direction.

Abstract: A display device is provided. The display device includes a display panel and a visible angle adjustment panel. The visible angle adjustment panel has a liquid-crystal layer. The liquid-crystal layer has a plurality of cell gaps, wherein the thicknesses of the cell gaps are different from each other, and the thicknesses of the cell gaps gradually increase along a direction.

Abstract: The disclosure provides an electronic device including a viewing angle control structure. The viewing angle control structure includes a first substrate, a second substrate disposed opposite to the first substrate, an adjustable dielectric layer disposed between the first substrate and the second substrate, a first alignment layer disposed between the first substrate and the adjustable dielectric layer, and a second alignment layer disposed between the second substrate and the adjustable dielectric layer. One of the first alignment layer and the second alignment layer is in a horizontal alignment and the other of the first alignment layer and the second alignment layer is in a vertical alignment.

Abstract: A method for touch sensing enhancement implemented in a single chip, a single chip capable of achieving touch sensing enhancement, and a computing apparatus are introduced. The single chip is used to be coupled to a display panel with a touch sensor and a fingerprint sensor. The computing apparatus may include the display panel, the single chip, and a processing unit, wherein the single chip is coupled between the display panel and processing unit. The method includes obtaining touch sensing data by a touch sensing module disposed within the single chip and coupled to the touch sensor; obtaining fingerprint sensing data by a fingerprint sensing module disposed within the single chip and coupled to the fingerprint sensor; and generating output touch data based on the touch sensing data and the fingerprint sensing data. With the contribution of the fingerprint sensing data, touch sensing enhancement can be achieved.

Abstract: A display device is provided. The display device includes a display panel and a visible angle adjustment panel. The visible angle adjustment panel has a liquid-crystal layer. The liquid-crystal layer has a plurality of cell gaps, wherein the thicknesses of the cell gaps are different from each other, and the thicknesses of the cell gaps gradually increase along a direction.

Abstract: A method for touch sensing enhancement implemented in a single chip, a single chip capable of achieving touch sensing enhancement, and a computing apparatus are introduced. The single chip is used to be coupled to a display panel with a touch sensor and a fingerprint sensor. The computing apparatus may include the display panel, the single chip, and a processing unit, wherein the single chip is coupled between the display panel and processing unit. The method includes obtaining touch sensing data by a touch sensing module disposed within the single chip and coupled to the touch sensor; obtaining fingerprint sensing data by a fingerprint sensing module disposed within the single chip and coupled to the fingerprint sensor; and generating output touch data based on the touch sensing data and the fingerprint sensing data. With the contribution of the fingerprint sensing data, touch sensing enhancement can be achieved.

Abstract: A portable radar detection dynamic frequency selection automatic test device is provided, which includes a radar signal generator and a computer host. The radar signal generator is plugged into an USB connection interface to connect to the computer host connected to a wireless network device. The computer host transmits a radar signal file via the USB connection interface to generates a radar signal and transits the radar signal to a wireless network device via a radar transmission interface. Meanwhile, a processing unit of the computer host performs a radar detection rate test in order to determine whether the wireless network device detects the radar signal.

Abstract: A parameter tuning method of an unknown proportional-integral-derivative (PID) controller is provided. The unknown PID controller is replaced with the control algorithm of the generic controller to perform the optimal parameter tuning to obtain the target parameter of the generic controller. The unknown PID controller is set with a first parameter group so that the corresponding input signal, the control signal and the output signal are measured for performing the parameter identification procedure of the generic controller to obtain a second parameter group of the generic controller. When the second parameter group is not within a specification range of the target parameter, the first parameter is re-calculated and modified by a direct search method in accordance with the difference between the second parameter group and the target parameter for setting the unknown PID controller again, and then the input signal, the control signal and the output signal are measured again.

Abstract: A disturbance source tracing method adapted for tracing a disturbance source of a system including a plurality of candidate nodes by a computing apparatus is provided. In this method, the computing apparatus obtains a plurality of topology information by analyzing the system using a plurality of process analyzing methods respectively. The topology information records causalities between the candidate nodes of the system. The computing apparatus applies each causality of the topology information to a probability distribution algorithm, and calculates a stationary probability distribution of each of the candidate nodes. The computing apparatus also synthesizes the stationary probability distributions calculated with respect to each process analyzing method to calculate a probability distribution of each of the candidate nodes being the disturbance source.

Abstract: A touch sensing method for a touch panel is provided. The touch sensing method includes following steps. First, a plurality of sensing values of a plurality of sensing points are received so as to calculate a plurality of sensing difference values according to the sensing values. Next, a touch threshold value is determined according to at least one (e.g., a maximum one) of the sensing difference values. Then, the sensing difference values are compared with the touch threshold value to determine the coordinates of the touched ones of the sensing points according to the comparison result.

Abstract: A parameter tuning method of an unknown proportional-integral-derivative (PID) controller is provided. The unknown PID controller is replaced with the control algorithm of the generic controller to perform the optimal parameter tuning to obtain the target parameter of the generic controller. The unknown PID controller is set with a first parameter group so that the corresponding input signal, the control signal and the output signal are measured for performing the parameter identification procedure of the generic controller to obtain a second parameter group of the generic controller. When the second parameter group is not within a specification range of the target parameter, the first parameter is re-calculated and modified by a direct search method in accordance with the difference between the second parameter group and the target parameter for setting the unknown PID controller again, and then the input signal, the control signal and the output signal are measured again.

Abstract: A driving method adapted to a touch-sensing display device is provided. The touch-sensing display device includes a display panel and a touch panel. The driving method includes following steps. A plurality of first scan signals of the touch panel are sequentially received, so that a plurality of first data values are obtained. It is determined whether the first data values are less than a difference between a baseline value and a threshold value. When one of the first data values is less than the difference between the baseline value and the threshold value, reporting of a touch coordinate of the touch panel is terminated. Furthermore, a touch-sensing device is also provided.

Abstract: A liquid crystal display device includes a plurality of pixel units. Each of the pixel units includes a first thin film transistor and a second thin film transistor, a reflective sheet, and a storage capacitor. The channel width/length ratio of the first thin film transistor and the channel width/length ratio of the second thin film transistor are both larger than 12/5. The reflective sheet is disposed adjacent to the first thin film transistor and the second thin film transistor to reflect ambient light. The storage capacitor is formed at a position overlapping the reflective sheet and has a capacitance of larger than 1 pF.

Abstract: A touch sensing method for a touch panel is provided. The touch sensing method includes following steps. First, a plurality of sensing values of a plurality of sensing points are received so as to calculate a plurality of sensing difference values according to the sensing values. Next, a touch threshold value is determined according to at least one (e.g., a maximum one) of the sensing difference values. Then, the sensing difference values are compared with the touch threshold value to determine the coordinates of the touched ones of the sensing points according to the comparison result.

Abstract: A resistive touch panel includes a first substrate, a second substratem and a driving circuit. A first conductive layer is disposed on the first substrate and includes a first, a second, a third, and a fourth corners which are different from each other. A first, a second, a third, and a fourth conducting wires are electrically connected to the first, second, third, and fourth corners, respectively. The second substrate is disposed parallel to the first substrate. A second conductive layer is disposed on the second substrate and faces the first conductive layer. A fifth conducting wire is electrically connected to a first side of the second conductive layer while a sixth conducting wire is electrically connected to a second side of the second conductive layer. The driving circuit is electrically connected to the first, second, third, fourth, fifth, and sixth conducting wires.

Abstract: A touch-sensitive display panel including a first substrate, a second substrate, an active pixel matrix, many driving circuits, many sensing electrodes and many color filter layers is provided. The active pixel matrix includes many pixels. The second substrate has a first surface and a second surface, wherein the first surface faces the active pixel matrix. The driving circuits are corresponding to the edges of the pixels for forming many openings. Each driving circuit includes a first main line and a second main line. The first main line has a first end connected to the active pixel matrix and a second end connected to the first substrate. The second main line is connected to the second end of the first main line through the first substrate. The color filter layers are filled in the openings. The sensing electrodes and the driving circuits are used for detecting at least one touch point.

Abstract: A driving method adapted to a touch-sensing display device is provided. The touch-sensing display device includes a display panel and a touch panel. The driving method includes following steps. A plurality of first scan signals of the touch panel are sequentially received, so that a plurality of first data values are obtained. It is determined whether the first data values are less than a difference between a baseline value and a threshold value. When one of the first data values is less than the difference between the baseline value and the threshold value, reporting of a touch coordinate of the touch panel is terminated. Furthermore, a touch-sensing device is also provided.

Abstract: A color correction method is provided. Grey values of three primary colors of an image data are transformed into initial characteristic values in a color space. Three sets of characteristic values of a to-be-corrected apparatus when the apparatus displays the primary colors respectively are measured. The characteristic values of the image data are transformed into a set of adjusted brightness values of the primary colors according to the characteristic values and a color space transformation equation. Gamma curves of the apparatus when displaying the primary colors are measured and modified to generate new grey-value vs. brightness relationships for the primary colors, so as to obtain adjusted grey values of the primary colors corresponding to the adjusted brightness values.

Abstract: An image processing method is provided. An image signal is received and correspondingly converted to an original luminance value, an original first chroma value and an original second chroma value. The original luminance value is adjusted to a modulated luminance value. The modulated luminance value is larger than the original luminance value as the original luminance value is larger than a threshold. The modulated luminance value is less than the original luminance value as the original luminance value is less than the threshold. The original first and second chroma values are linearly adjusted to a modulated first chroma value and a modulated second chroma value according to an original vector between the original first and second chroma values and a white point in a color gamut. The modulated luminance value, the modulated first chroma value and the modulated second chroma value are reconverted to a modulated image signal.