Himax Technologies, Inc.

Himax Display, Inc.

Hi Max Optoelectronics Corp.

Chi Mei Optoelectronics Corporation

Bing-Jei Liao

Chung-Yuan Liu

Kuan-Hsu Fan Chiang

Yen-Chen Chen

Chun-Hao Su

Teng-Kuei Wu

Wen-Liang Wu

Yi-Hua Wang

Yin-Hsie Chang

Chia-Chang Tien

A liquid crystal on silicon (LCOS) display panel and an electronic device using the same are provided. The electronic device comprises the LCOS display panel and a circuit board. The LCOS display panel comprises a silicon substrate, a transparent substrate and a liquid crystal layer. The transparent substrate has a base plate and a mask layer. The circuit board is electrically connected to the display panel. The transparent substrate is disposed opposite to the silicon substrate, and the liquid crystal layer is positioned between the silicon substrate and the transparent substrate. The base plate has a first surface and a second surface opposite to the first surface that faces the silicon substrate. The mask layer is disposed on the second surface and has at least one opening to form at least one light-transmitting region and one light-blocking region, and the light-transmitting region is a displaying region of the transparent substrate.

Liquid crystal on silicon display panel and electronic device using the same

A liquid crystal on silicon (LCOS) display panel with reducing fringe effect is provided herein. The liquid crystal on silicon display panel includes a common electrode, a semiconductor substrate having a plurality of pixel electrodes and control electrodes, a passivation layer on the pixel electrodes and a part of the semiconductor substrate, an anti-reflection coating (ARC) layers on the control electrodes, a transparent substrate on the semiconductor substrate, and a liquid crystal layer between the transparent substrate and the semiconductor substrate, wherein each of the control electrodes is disposed between and isolated with two adjacent ones of the pixel electrodes.

Liquid crystal on silicon display panel with reducing fringe effect

The present invention is directed to methods and devices to increase the brightness of images in display devices. A white signal component is generated according to an input color signal, comprising primary signal components Red, Green and Blue. The generated white signal component and the primary signal components will be manipulated by methods and devices disclosed in the invention to generate adjusted primary signal components. Then the white signal component and the adjusted primary signal components will form a display signal for displaying brightness controlled images. Compared with the input color signal, the brightness of the display signal is increased while the color saturation thereof is almost kept.

Method and device for images brightness control, image processing and color data generation in display devices

An LCOS panel module including a substrate, a flexible printed circuit (FPC), an LCOS panel, and a face mask is provided. The substrate has an adhesive region on a surface thereof. The FPC is disposed on the substrate and has an opening for exposing the adhesive region. The LCOS panel has a bottom surface and a top surface. The bottom surface of the LCOS panel is fixed on the adhesive region of the substrate exposed from the opening through an adhesive layer and is electrically connected to the FPC. The face mask used for framing the display region of the LCOS panel and sheltering from stray light is disposed on the LCOS panel and has a display opening. A display region of the top surface of the LCOS panel is exposed from the display opening of the face mask.

Display (LCOS) panel module having an adhesive on a subtrate with a flexible printed circuit (FPC) having an opening so that the LCOS panel may be adhesively connected to the substrate and electrically connected to the FPC through the opening

A color filter array suitable for a display panel is provided. The color filter array includes a first pixel, a second pixel, a third pixel and a forth pixel. The first pixel is consisted of a green filter, a blue filter and a transparent filter. The second pixel is consisted of a red filter, a blue filter and a transparent filter. The third pixel is consisted of a red filter, a green filter and a transparent filter. The fourth pixel is consisted of a red filter, a blue filter and a green filter. The architecture of the color filter array is able to increase the image brightness of the display panel.

Color filter array and method for display thereof

A liquid crystal display panel includes a first substrate, a second substrate, and a liquid crystal layer formed between the first substrate and second substrate. The second substrate has an active region, a sealant surrounding the active region, and a spacer wall located between the active region and the sealant. Additionally, the spacer wall is used to prevent the liquid crystal layer from being contaminated by the sealant and to support the first substrate.

Liquid crystal display panel

A liquid crystal display (LCD) panel comprises a first substrate; a first electrode layer; a colour filter film comprising red, blue and green filter layers; a second substrate; a liquid crystal layer; and a second electrode layer. The first electrode layer is disposed on the first substrate and the colour filter film is disposed on the first electrode layer, and the liquid crystal layer is disposed between the colour filter film and the second substrate. According to the present invention, colour filter film with a high dielectric constant (i.e. larger than 3) is employ to effectively increase voltage of the liquid crystal layer to effectively promote the contrast of images displayed by the LCD panel.

A liquid crystal on silicon panel. The liquid crystal on silicon panel includes a lower and upper substrate, a liquid crystal sealed between the lower and the upper substrate, a plurality of color pixels disposed on the lower substrate and separated from each other by gaps, each color pixel comprising a pixel electrode on the lower substrate and a color filter on the pixel electrode, and a photo-resist material.

Liquid crystal on silicon panel and method of manufacturing the same

A panel with a blocker comprising: an upper plate, a lower plate opposite to said upper plate, a liquid crystal layer, with which a gap between the upper plate and lower plate is filled, a blocker formed on the edge of said lower plate; and a sealant formed next to said blocker, wherein the blocker separates the sealant from the liquid crystal layer. The panel of the present invention can be a LCD panel or a LCOS panel.

Sealant encased blocker for LCD or LCOS panel

A liquid crystal on silicon (LCOS) panel in single-domain vertical alignment mode. The LCOS includes a front plate, a rear plate, and a liquid crystal layer. The rear plate includes a number of pixel electrodes and the pixel electrodes are grouped in pairs. Every two pairs of pixel electrodes are separated by a groove while the pixel electrodes in each pair are separated by a protrusion. The LCOS panel is filled with the liquid crystal layer, between the front and rear plates, while the liquid crystal molecules in the liquid crystal layer are in vertical alignment mode. By the configuration of the protrusions and grooves among the pixels of the LCOS panel, a single domain is readily formed in every pixel while high contrast ratio, reduced fringe field effect and effect of transverse electric field can be achieved.

Liquid crystal with alternating protrusions and grooves separating pixel electrodes

A liquid crystal display (LCD) with slant structures is disclosed. The LCD includes a first plate, a second plate opposite to the first plate and a liquid crystal layer between the first plate and the second plate. The first plate further includes a first alignment film over the first plate and the first alignment film has an indication direction. The second plate includes a number of pixels. Each of the pixels includes the following from the bottom to the top: a pixel electrode, a reflector, a thin film layer consisting of a number of thin films, and a second alignment film. The thin films are formed by photolithography and the thin film layer and the second alignment film together form one slant structure with a single inclined side.

Liquid crystal display with slant structures

An apparatus for manufacturing a liquid crystal display (LCD) panel with a uniform cell gap includes a pressurized device, a pressure distribution device and provide heat distribution. The pressurized device is used for assembling a first substrate and a second substrate of the LCD, and further used for heating the LCD panel, wherein the pressurized device is disposed on at least one of the first and second substrates. The pressure distribution device is used for distributing pressure imposed by the pressurized device evenly on a non-display area of the LCD panel so as to form a uniform cell gap. The pressure distribution device is disposed between the pressurized device, and one of the first and second substrate. The heat distribution device is disposed between the pressurized device, and one of the first and second substrate. The pressure distribution device can be a mask with a substantially same pattern as a non-display area of the LCD panel, and includes a number of dents corresponding to a display area and trenches connecting the dents and communicating with the external atmosphere.

Growing community of inventors

Tainan County, Taiwan

Bing-Jei Liao