Lg Display Co., Ltd.

Hyun-Ho Shin

Jae-Kyeong Yun

Hyung-Ki Hong

Byung-Joo Lee

Sung-Min Jung

Ho-Young Jung

Dong-Woo Kang

Moo-Jong Lim

Sun-Hwa Lee

Ja-Young Pyun

Ju-Un Park

Keon-Soo Nah

Kyu-Bong Jung

The present invention relates to a method for simulating image quality improvement of an image display device, in which the image display device to be tested is made to display an optimized picture quality with a simplified process by applying simplified simulation program and device; and a device therefor. The method for simulating picture quality improvement of an image display device includes the steps of selecting at least one input image data from a list of plurality of test image data by using a file input/output interface unit of a simulation tool, selecting at least one image processing algorithm from a list of a plurality of image processing algorithms by using an image control interface unit, applying the at least one image processing algorithm selected thus to the at least one input image data to convert the at least one input image data by using an algorithm application control unit, comparing and determining at least one output image data converted and forwarded thus to the input image data, and analyzing characteristics of the output image data by using a resultant image analysis and control unit.

Simulation method for improving picture quality of image display device and a simulation device therefor

Disclosed are a high efficiency LED package with reduced production costs, a method for manufacturing the same, and a light source unit having the LED package. The method for manufacturing the LED package includes preparing a mold frame on which an LED is mounted, forming a hemi-spherical lens having a reverse-conical top part and a lateral part with haze formed by sanding or bead treatment, and fixing the lens to the mold frame to enclose the LED.

Light emitting diode package, method for manufacturing the same and light source unit having the LED package

An image display device includes a display panel, a first substrate over the display panel, a plurality of first electrodes on the first substrate, a plurality of second electrodes alternately arranged with the plurality of first electrodes, a second substrate facing the first substrate, a replica layer on the second substrate and having a concave pattern of half-cylinder shape, the concave pattern facing the second electrode, and a liquid crystal layer in the concave pattern.

Lenticular lens array and image display device including the same

A backlight unit for a liquid crystal display device includes a reflection plate, a light guide plate over the reflection plate, the light guide plate having n grooves at a lower surface and including (n+1) areas divided by the grooves, wherein n is a natural number, a first LED assembly disposed at a first side surface of the light guide plate, the first LED assembly including (n+1) LED packages, each of which has at least one LED, wherein the LED packages of the first LED assembly correspond to the areas, respectively, and are separately driven, and a plurality of optical sheets over the light guide plate.

Backlight unit for liquid crystal display device and driving method of the same

A backlight control unit for a liquid crystal display device includes a liquid crystal panel for displaying an image, a backlight for providing light to the liquid crystal panel, a gate driving unit and a data driving unit for driving the liquid crystal panel, a timing controller for outputting signals to control the gate driving unit and the data driving unit, and for outputting a dimming control signal to control a light output amount of the backlight according to representative gradation values obtained by analyzing red, green, and blue gradations included in inputted image data, and an inverter for controlling the backlight to control a light output amount from the backlight according to the dimming control signal outputted from the timing controller.

Growing community of inventors

Gyeonggi-do, South Korea

Hyun-Ho Shin