Patent application number | Description | Published |
20080266232 | LCD and display method thereof - A LCD includes a first data line, a second data line and a third data line arranged sequentially, a first scan line, a second scan line and a third scan line arranged sequentially, and a pixel array. The pixel array includes a first pixel, a second pixel, a third pixel and a fourth pixel. The first pixel has a first transistor coupled to the first data line and the second scan line. The second pixel has a second transistor coupled to the second data line and the first scan line. The third pixel has a third transistor coupled to the second data line and the second scan line. The fourth pixel has a fourth transistor coupled to the third data line and the third scan line. | 10-30-2008 |
20090079609 | Digital-to-analog converter - A digital-to-analog converter for converting a digital signal into an analog voltage is provided. The digital-to-analog converter includes a first series of resistors, a first cascade of switches, a second series of resistors and a second cascade of switches. The first series of resistors comprising a first resistor and a second resistor is electrically connected between a first voltage and an output terminal of the digital-to-analog converter. The first cascade of switches comprising a first switch and a second switch is controlled by the digital signal. The second series of resistors comprising a first matching resistor and a second matching resistor is electrically connected between a second voltage and the output terminal. The second cascade of switches comprising a first matching switch and a second matching switch is controlled by an inversion signal of the digital signal. The digital-to-analog converter outputs the analog voltage via the output terminal. | 03-26-2009 |
20090153455 | GRAY INSERTION DEVICE AND LIQUID CRYSTAL DISPLAY - A gray insertion device and a liquid crystal display (LCD) are provided. The gray insertion device is adapted to the LCD. The LCD includes a source driver and a source driving line. The gray insertion device includes a gray insertion controller and a gray insertion switch unit. The gray insertion switch unit is disposed outside the source driver. The gray insertion switch unit is coupled to the source driving line and the gray insertion controller. The gray insertion controller controls the gray insertion switch unit to transmit a voltage to the source driving line according to a timing signal, wherein the voltage is not provided by the source driver. Thereby, the present invention not only achieves gray insertion effect, but also decreases the power consumption of the source driver. | 06-18-2009 |
20100245332 | DISPLAY PANNEL - A display panel is disclosed has a plurality of source data lines and at least one first gate scan line and includes at least one first display row and at least one second display row. The first display row includes a plurality of first pixel units, and each of the first pixel units includes a first driving transistor. Gates of the first driving transistors are commonly coupled to the first gate scan line, and first sources/drains of the first driving transistors are sequentially coupled to odd columns of the source data lines. Moreover, the second display row includes a plurality of second pixel units, and each of the second pixel units includes a second driving transistor. Gates of the second driving transistors are commonly coupled to the first gate scan line, and first sources/drains of the second driving transistors are sequentially coupled to even columns of the source data lines. | 09-30-2010 |
20120206327 | DISPLAY PANEL - A display panel is disclosed has a plurality of source data lines and at least a first and a second gate scan lines and includes at least a first, a second, a third and a fourth display rows. Gates of a plurality of the first and second driving transistors of the first and the second display rows respectively are commonly coupled to the first gate scan line. First sources/drains of the first and the fourth driving transistors are sequentially coupled to odd columns of the source data lines. First sources/drains of the second and the third driving transistors are sequentially coupled to even columns of the source data lines. Gates of a plurality of the third and fourth driving transistors of the third and the fourth display rows respectively are commonly coupled to the second gate scan line. | 08-16-2012 |
20130009917 | Source Driver Array and Driving Method, Timing Controller and Timing Controlling Method, and LCD Driving Device - A driving method for a source driver array is disclosed. The source driver array includes a leading source driver and at least one cascade source driver. The driving method includes utilizing a latch data signal and a reset section of a frame signal to control the leading source driver and the at least one cascade source driver to enter a stand-by state, respectively, and trigger the leading source driver to receive the corresponding data of the frame signal, and utilizing a polarity control signal to sequentially trigger the at least one cascade source driver to receive the corresponding data of the frame signal in different times, and further utilizing the polarity control signal to control the signal polarities of a plurality of source driving signals of the leading source driver and the at least one cascade source driver. | 01-10-2013 |
20130021306 | DISPLAY PANEL DRIVING APPARATUS AND OPERATION METHOD THEREOF AND SOURCE DRIVER THEREOF - A display panel driving apparatus and an operation method thereof and a source driver thereof are provided. The display panel driving apparatus includes a timing controller and a source driver. The timing controller outputs display data and error-check data. The source driver generates source driving signals for driving a display panel in accordance with the display data provided from the timing controller, and checks the display data in accordance with the error-check data provided from the timing controller. | 01-24-2013 |
20130161616 | Substrate for Chip on Film - The present invention discloses a substrate including a flexible film, a plurality of sprocket holes disposed along a first direction on two sides of the flexible film, and a plurality of first chip zones disposed along the first direction on the flexible film, of which each first chip zone includes at least a testing module, an input module, a chip and an output module disposed along a second direction, where the first direction is orthogonal to the second direction. | 06-27-2013 |
20140132588 | DISPLAY PANEL AND DISPLAY APPARATUS - A display apparatus includes a source driver and a display panel. The source driver provides a plurality of pixel voltages which respectively correspond to a maximum gray-level voltage or a minimum gray-level voltage. The display panel includes a plurality of data lines, a plurality of pixel switches, a plurality of pixel capacitors, and a plurality of gray-level switches. The data lines are coupled to the source driver to receive the pixel voltages. Each pixel switch is respectively coupled to the corresponding data line to transmit the corresponding pixel voltage. Each pixel capacitor is respectively coupled between the corresponding pixel switch and a common voltage to receive the corresponding pixel voltage. Each gray-level switch is respectively coupled to the corresponding pixel capacitor in parallel and respectively receives a gray-level control signal. The gray-level switches regulate voltage drops across the pixel capacitors according to the corresponding gray-level control signals. | 05-15-2014 |