摘要:
A driving system of a display panel and a driving method thereof are provided, in which the display panel includes a plurality of pixel units, and the driving system includes a timing controller and a voltage generator. The timing controller is used for detecting data values of the pixel units, and calculating difference values between the data values of every two pixel units, in which the calculated pixel units are in successive rows. The timing controller obtains an aggregation value of absolute values of the difference values, and then provides a related control signal to the voltage generator according to whether the aggregation value reaches a threshold value. The voltage generator provides a common voltage or provides a compensation voltage to a common electrode according to content of the control signal.
摘要:
A driving system of a display panel and a driving method thereof are provided, in which the display panel includes a plurality of pixel units, and the driving system includes a timing controller and a voltage generator. The timing controller is used for detecting data values of the pixel units, and calculating difference values between the data values of every two pixel units, in which the calculated pixel units are in successive rows. The timing controller obtains an aggregation value of absolute values of the difference values, and then provides a related control signal to the voltage generator according to whether the aggregation value reaches a threshold value. The voltage generator provides a common voltage or provides a compensation voltage to a common electrode according to content of the control signal.
摘要:
A touch panel includes a display module, a touch sensor, an anti-noise unit and a signal processing unit. The display module generates a noise. The touch sensor is disposed above the display module and outputs an abnormal signal, wherein the abnormal signal includes the noise and a sensing signal. The anti-noise unit is adapted to receive the abnormal signal and then reject the noise so as to form the sensing signal. The signal processing unit is adapted to process the sensing signal.
摘要:
A touch panel includes a display module, a touch sensor, an anti-noise unit and a signal processing unit. The display module generates a noise. The touch sensor is disposed above the display module and outputs an abnormal signal, wherein the abnormal signal includes the noise and a sensing signal. The anti-noise unit is adapted to receive the abnormal signal and then reject the noise so as to form the sensing signal. The signal processing unit is adapted to process the sensing signal.
摘要:
A liquid crystal display (LCD) panel includes a plurality of scan lines, a plurality of data lines, a plurality of common electrode lines, a plurality of pixel units, and at least one voltage regulating chip. The pixel units are coupled to the corresponding scan lines, the corresponding data lines, and the corresponding common electrode lines, respectively. The voltage regulating chip is coupled to a regulated voltage and the common electrode lines, so as to provide a regulated current to each of the common electrode lines based on the regulated voltage, respectively.
摘要:
A display device including a first voltage generator, a second voltage generator, a timing controller, a level shifter and a display panel is provided. The first voltage generator is configured to generate a gate high voltage. During a first period, the gate high voltage is a first voltage. After the first period, the gate high voltage is a second voltage. The first voltage is higher than the second voltage. The second voltage generator is configured to generate a gate low voltage. According to the gate high voltage and the gate low voltage, the level shifter shifts the voltage levels of the start signal, the clock signal and the inverse signal produced by the timing controller for driving a plurality of shift registers disposed on a substrate of the display panel. The shift registers is configured to output scanning signals in sequence.
摘要:
A display device including a first voltage generator, a second voltage generator, a timing controller, a level shifter and a display panel is provided. The first voltage generator is configured to generate a gate high voltage. During a first period, the gate high voltage is a first voltage. After the first period, the gate high voltage is a second voltage. The first voltage is higher than the second voltage. The second voltage generator is configured to generate a gate low voltage. According to the gate high voltage and the gate low voltage, the level shifter shifts the voltage levels of the start signal, the clock signal and the inverse signal produced by the timing controller for driving a plurality of shift registers disposed on a substrate of the display panel. The shift registers is configured to output scanning signals in sequence.
摘要:
A broadband antenna includes a substrate, a ground plane, a radiating path, a shorting path, a first connection path, a second connection path and a coupling path. The ground plane has a shorting point, a first grounding point and a second grounding point. The radiating path has a feeding point and a first connecting point. Two ends of the shorting path are respectively electrically connected with the shorting point and the feeding point, and the shorting path has a second connecting point. Two ends of the first connection path are respectively connected with the first connecting point and the second connecting point. Two ends of the second connection path are respectively connected with the first grounding point and the feeding point. One end of the coupling path is connected to the second grounding point and another end of the coupling path is separated from the shorting path.
摘要:
A method for controlling a cleaning device is presented, which includes the following steps. A cleaning device includes a control unit, a fan module, an optical emitter, and an optical sensor. The optical emitter and the optical sensor are located in an air inlet of the fan module. The control unit is preset with a first impedance value (Z1), a second impedance value (Z2), and a threshold, where 0
摘要:
A defect detection system and method enable a fastened crystalline silicon product to generate micro-vibration by a micro-vibration excitation device, so as to enable the crystalline silicon product to generate an excitation signal, then to acquire the excitation signal by a acquisition device, so as to analyze the excitation signal acquired by the acquisition device in the time and frequency domain by an analysis detection device with a specific analysis, and to obtain an analysis result, at last, determine a defect state of the crystalline silicon product according to the analysis result.