Patent application number | Description | Published |
20080284701 | METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY - A method for driving a liquid crystal display is provided. The method includes: turning on a display-enable switch to pass through time of liquid crystal response and light display of a first frame until a reset time appeared. At the same time, turn on a second write-enable switch to pre-deliver a pixel signal corresponding to a second frame to a second storage capacitor. During reset time of the first frame time, turn on a reset switch and provide a reset voltage signal to a pixel electrode while the first and the second display-enable switches and the first and the second write-enable switches are turned off, in which the reset voltage signal has a first voltage level during a first period, and a second voltage level in a second period. Therefore, the method can increase brightness of the display, and decrease image sticking effect thereof. | 11-20-2008 |
20090040463 | Illumination system of LED for projection display - An illumination device and a projection system using the same are provided. The illumination device comprises a first light source module, a second light source module and a dichroic element. The first light source module comprises a first carrying board and a plurality of first light-emitting units disposed thereon for providing a first light beam. The second light source module comprises a second carrying board and a plurality of second and third light-emitting units disposed thereon for providing a second light beam. The dichroic element has a first side, a second side and a light output side. The first and the second light source modules are respectively optically aligned with the first side and the second side of the dichroic element, wherein the dichroic element provides a third light beam to the light output side by chromatically combining the first light beam and the second light beam. | 02-12-2009 |
20090102854 | DISPLAY METHOD AND COLOR SEQUENTIAL DISPLAY - A display method and a color sequential display using the same are provided. The color sequential display displays a frame in a frame period, wherein the frame includes a plurality of sub-frames, and the frame period includes a plurality of sub-frame periods. In the display method, a first sub-frame is displayed in response to a luminaire device during a first sub-frame period, and in simultaneous, a second sub-frame is addressed in the first sub-frame period. Next, the second sub-frame is displayed in response to the luminaire device during a second sub-frame period. In the display method, scales of the first sub-frame period and the second sub-frame period are determined according to the luminous efficiency of the luminaire device. Therefore, the optical performance of the color sequential display can be enhanced. | 04-23-2009 |
20090102864 | DRIVING METHOD FOR COLOR SEQUENTIAL DISPLAY - A driving method for color sequential display, for displaying a frame during a frame period, is provided. The frame period includes a plurality of sub-frame periods, and a compensation period is included between adjacent sub-frame periods. The driving method includes the following steps. During a plurality of sub-frame periods, a first color light, a second color light, and a third color light are used respectively as a light source of the color sequential display. A fourth color light is used as the light source of the color sequential display during a plurality of compensation periods. | 04-23-2009 |
20090102867 | DISPLAY METHOD - A display method for a color sequential display to display a frame in a frame time is provided. The frame time includes a first sub-frame time and a second sub-frame time, and the frame includes a first sub-frame and a second sub-frame. The display method includes displaying the first sub-frame in the first sub-frame time which is divided into a first liquid crystal (LC) response time and a first optical display time. In addition, the second sub-frame is displayed in the second sub-frame time which is divided into a second LC response time and a second optical display time. The scales of the first sub-frame time and the second sub-frame time are different from each other according to a default value. The display method improves the optical performance of the color sequential display. | 04-23-2009 |
20090135205 | DISPLAY METHOD FOR COLOR SEQUENTIAL DISPLAY - A display method for a color sequential display is disclosed. The display method includes following steps. First, a frame is displayed by four color signals of a red signal, a green signal, a blue signal and a compensation signal. Next, a frame period is divided into eight subframe periods according to a sequence. Next, three of the said four color signals are selected and arranged in a sequence. And then, the selected three color signals are respectively displayed at the first, the second and the third subframe periods according to the sequence and respectively displayed at the fourth, the fifth and the sixth subframe periods according to the same sequence. After that, the unselected color signal of the said four color signals is displayed at the seventh and the eighth subframe periods. | 05-28-2009 |
20100001943 | HEATING SYSTEM FOR DISPLAY PANEL AND DISPLAY PANEL USING THE SAME - A heating system for a display panel is provided herein, wherein the display panel has a display area. The heating system includes a sensor, a temperature controlling device, and a heating element. The sensor is used for sensing the temperature of the display panel. The temperature controlling device provides a control signal according to the temperature of the display panel. The heating element heats the display panel according to the control signal, and the heating element is a patterned circuitry disposed on a peripheral region of the display area. | 01-07-2010 |
20100295865 | DISPLAY METHOD AND COLOR SEQUENTIAL DISPLAY - A color sequential display and a display method using the same are provided. The color sequential display displays a frame in a frame period. The frame includes a plurality of sub-frames. The frame period includes a plurality of sub-frame periods corresponding to the sub-frames. In the display method, a first color light source is turned on according to a first duty cycle within a first sub-frame period for displaying a first sub-frame. Next, a second color light source is turned on according to a second duty cycle within a second sub-frame period for displaying a second sub-frame. Finally, the first color light source and the second color light source are respectively turned on according to a first modified duty cycle and a second modified duty cycle. The first modified duty cycle and the second modified duty cycle are proportioned to the first and the second duty cycles. | 11-25-2010 |
20110058132 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A manufacturing method of a display device is provided. Firstly, an active device array substrate having an active surface is provided. Next, a first patterned photoresist layer is formed on the active surface. Then, a first alignment layer is obliquely vapor-deposited on the active surface and the first patterned photoresist layer, wherein the active surface comprises at least a first undeposited area located beside an edge of the first patterned photoresist layer. A first alignment unit is formed by removing the first patterned photoresist layer and a portion of the first alignment layer located thereon. A sealant is directly formed on the active surface of the active device array substrate and surrounds the first alignment unit. An opposite substrate having a light transmissive surface is provided. After that, the active device array substrate and the opposite substrate are assembled. A display device is also provided. | 03-10-2011 |
20110128474 | REFLECTIVE LIQUID CRYSTAL PANEL - A reflective liquid crystal panel including a first substrate, a first alignment layer, a second substrate, a second alignment layer, a liquid crystal layer and a reflection layer is provided. The first alignment layer disposed on the first substrate has a first alignment direction. The second substrate is opposite to first substrate. The second alignment disposed on the second substrate has a second alignment direction, wherein an included angle between the first alignment direction and the second alignment direction is substantially between 68 degrees and 85 degrees. The liquid crystal layer is disposed between the first substrate and the second substrate. The first alignment layer and the second alignment layer align the liquid crystal so that the liquid crystal layer has a twisted angle, wherein the twisted angle and the included angle are substantially the same. The reflection layer is disposed between the second alignment layer and the second substrate. | 06-02-2011 |
20110228178 | POLARIZATION BEAM SPLITTER AND OPTICAL SYSTEM - A polarization beam splitter (PBS) includes a first prism, a second prism, an alignment layer, and a cholesteric liquid crystal (CLC) layer. The first prism has two first surfaces adjacent to each other and a first slanted surface that forms a first included angle with the two first surfaces, respectively. The second prism has two second surfaces adjacent to each other and a second slanted surface that forms a second included angle with the two second surfaces, respectively. The second slanted surface is opposite to the first slanted surface. The alignment layer is disposed on the first slanted surface of the first prism. The CLC layer is disposed between the alignment layer and the second slanted surface of the second prism. | 09-22-2011 |
20120019565 | METHOD FOR DRIVING REFLECTIVE LCD PANEL - A method for driving a reflective LCD panel is provided. The driving method includes following steps: the reflective LCD panel is driven by a driving signal with alternate positive and negative polarities, wherein the driving signal has positive polarity for a first driving duration and the driving signal has negative polarity for a second driving duration; a color beam is provided to irradiate the reflective LCD panel during a partial time period of the first driving duration; and the color beam is provided to irradiate the reflective LCD panel during a partial time period of the second driving duration. | 01-26-2012 |
20120120084 | COLOR FILTER ARRANGEMENT FOR DISPLAY PANEL - A color filter arrangement for a display panel is provided. The display panel includes a first pixel and a second pixel. The first pixel includes a plurality of first sub-pixels with different colors. The second pixel includes a plurality of second sub-pixels with different colors. A first edge sub-pixel of the first sub-pixels is adjacent to (neighbor on) a second edge sub-pixel of the second sub-pixels. The first edge sub-pixel and the second edge sub-pixel have a same color. | 05-17-2012 |
20120120355 | STRUCTURE OF REFLECTIVE DISPLAY PANEL - A structure of a reflective display panel including a silicon substrate, a liquid crystal layer and a stacked compensation film layer is provided. The liquid crystal layer disposed on the silicon substrate has a first phase retardation which is within a first retardation range. The stacked compensation film layer disposed on the liquid crystal layer has a second phase retardation which is within a second retardation range. The stacked compensation film layer is selected according to an optical characteristic of the liquid crystal layer so as to increase a contrast of the reflective display panel. | 05-17-2012 |