Samsung Electronics Co., Ltd.

Kyong-wook Kim

Yoon-cheol Shin

Moon-Cheol Kim

Young-chol Lee

Provided are an apparatus using ambient light as backlight and a method for correcting colors in the apparatus. The apparatus includes a color correction matrix generator and a color corrector. The color correction matrix generator generates a first color correction matrix for correcting a second color conversion matrix when ambient light is used as backlight into a third color conversion matrix for the original backlight. The color corrector corrects colors using the first color correction matrix.

Apparatus using ambient light as backlight and method for correcting colors therein

A display device including: a main body through which external light is transmitted, the main body having a display panel on which an image is formed; and a cover slidably coupled to the main body, wherein external light is supplied to the main body when the cover is slid to expose the main body. Accordingly, the display device can display an image by selectively using external light such as sunlight or illumination light, or a backlight unit.

Display device using external light

A display device using an external light, includes: a main body including a light source; at least one auxiliary light source; and a display unit. The display unit includes a first end hinged with the main body such that the display unit can be opened and closed. The display unit also includes a transmissive display panel which forms an image. When the display unit is open, external light is incident onto the display panel and light from the at least one auxiliary light source is selectively supplied to the display panel.

Growing community of inventors

Suwon-si, South Korea

Kyong-wook Kim