Samsung Electronics Co., Ltd.

Ki-hyung Kang

Seon-deok Hwang

Farid Mukhtarov

Hyun-seung Cho

Jung-Hoon Yoon

Dong-choon Hwang

Jung-hoon Yoon

Sang-moo Park

Sergey Aleksandrovich Shestak

Kyung-hoon Cha

In-hak Na

Seung-jun Jeong

Keun-bae Jeon

Soo-bae Moon

Soo-Bae Moon

The present invention relates to a prism sheet for auto-stereoscopic 3D display that is installed on the top of a liquid crystal display panel. The prism sheet for auto-stereoscopic 3D display according to the present invention, comprises a plurality of prisms disposed parallel to each other, each of which includes a central portion of which the upper and lower surfaces are parallel to each other, the central portion having a width corresponding to a plurality of subpixel columns of the liquid crystal display panel; a left inclined portion that is installed on a left side of the central portion and refracts light such that a user can view the left half of the plurality of subpixel columns covered by the central portion, wherein the left half subpixel column is visible to a user; and a right inclined portion that is installed on a right side of the central portion and refract light such that the user can view the right half of the plurality of subpixel columns covered by the central portion.

Prism sheet for auto-stereoscopic 3D display and display device including same

A display device and a method of controlling the same are provided. The display device includes: a display panel including a plurality of pixels, each of which includes a plurality of sub pixels; a prism panel at one side of the display panel and including a prism array and a liquid crystal; a prism panel driver configured to apply voltage to the prism panel; and a controller configured to display a plurality of image frames on the display panel and to control a driving state of the prism panel variably while the plurality of image frames is displayed.

Display device and method of controlling the same

A mobile device is provided which is capable of displaying a hologram. The mobile device includes a main body including a screen; a light guide member disposed above the screen; an entrance optical member disposed on a surface of the light guide member; and an image hologram disposed on a surface of the light guide member and laterally spaced apart from the entrance optical member. When an area of the screen corresponding to the entrance optical member emits a light, a holographic image stored in the image hologram is displayed above the light guide member.

Mobile device capable of displaying hologram and hologram display method

A 3D display device includes: a data processor configured to generate at least one frame by combining a left-eye image and a right-eye image; a panel including pixels, each of the pixels including three sub pixels; a barrier configured to form a light blocking region and a light transmitting region on the panel on a basis of two sub pixel units; and a controller configured to control the data processor to generate the at least one frame by placing the left-eye image and the right-eye image alternately on the basis of two sub pixels, and to control the panel to display at least one frame generated by the data processor.

3D display device and method

A curved multi-view image display apparatus is provided. The curved multi-view image display apparatus includes: a curved display panel which includes a plurality of sub-pixels and has a curvature; a viewing zone divider provided on in front of the display panel and configured to divide a viewing zone and provide a plurality of optical views; a renderer configured to render a multi-view image to be output to the display panel; and a controller configured to determine a rendering pitch for each of the plurality of optical views based on the curvature, and control the renderer so that at least some of the plurality of sub-pixels to output a pixel value corresponding to a plurality of multi-view images based on the determined rendering pitch.

Curved multi-view image display apparatus and control method thereof

A 3D image display apparatus includes a display panel configured to display a multiview image, a light guide plate disposed in a rear of the display panel and spaced apart from the display panel, a main pattern repeatedly formed and spaced at a preset interval, and a light source configured to irradiate light to the light guide plate. A height of a sub pattern disposed in a light incident portion of the light guide plate near the light source among sub patterns constituting the main pattern is smaller than that of a sub pattern disposed in a central portion of the light guide plate.

Backlight apparatus and 3D image display apparatus including the same

A display apparatus includes a display panel configured to display an image frame that includes a right-eye image and a left-eye image, and a touch panel configured to sense a user touch, wherein the touch panel includes a polarizing switch panel configured to switch a direction of polarization of light emitted from the display panel, and a parallax realization layer which is formed on one side of the polarizing switch panel and is configured to provide a binocular disparity image by using light emitted from the polarizing switch panel.

Display apparatus and touch panel

A 3D display apparatus is provided, which includes a display panel which displays a multi-viewpoint image, a barrier arranged on one side of the display panel unit, and a controller which controls the barrier to alternately form light transmitting areas and light blocking areas. The barrier includes a liquid crystal layer, a plurality of upper electrodes arranged to be spaced apart from one another on an upper surface of the liquid crystal layer, and a plurality of lower electrodes arranged to be spaced apart from one another on a lower surface of the liquid crystal layer.

3D display device using barrier and driving method thereof

A display panel and a display apparatus are provided. The display panel includes an image panel having pixel lines; a polarization panel which switches a polarization direction of a ray of light emitted from the image panel; and a lens which passes the ray of light provided from the polarization panel. The lens includes a first lens array which has a first birefringence characteristic, a second lens array which has a second birefringence characteristic different from the first birefringence characteristic, and which is arranged at a location to face the first lens array in an alternating manner, and a liquid crystal portion which has a same birefringence characteristic as either the first birefringence characteristic or the second birefringence characteristic, and which is filled in between the first lens array and the second lens array.

Display panel and display apparatus using birefringence

An autostereoscopic multi-view image display apparatus includes an image panel including pixels arranged in rows and columns, a backlight unit configured to provide light to the image panel, and a viewing zone separator disposed in front of the image panel and configured to provide different viewpoints according to viewing zones. A processor is configured to control multi-view images included into one image frame to be divided into two groups, and to control two sub-frames including multi-view images included in the divided groups to be sequentially displayed. The lights of different directions are provided to the image panel at points of time when the two sub-frames are displayed, respectively.

Autostereoscopic multi-view image display apparatus

A backlight unit and a two-dimensional (2D) and three-dimensional (3D) image display system including the same. The backlight unit includes a first light guide plate and a second light guide plate, wherein the first light guide plate includes a plurality of first diffusion units that are aligned to be spaced apart from each other, and the second light guide plate includes a plurality of second diffusion units that are aligned alternately with the first diffusion units. Thus, an emission direction of light is controlled, so that a 3D image may be displayed in a plurality of viewing zones.

Backlight unit and 2D and 3D image display system

A display apparatus includes a display panel which includes a plurality of sub pixels each outputting a sub pixel value of R, G, or B, a renderer which renders a multi-view image to be outputted by the display, and a controller which determines a rendering pitch according to a viewing distance of a user, and controls the renderer so that each of at least some of the plurality of sub pixels outputs a combined sub pixel value corresponding to a combination of sub pixel values corresponding to each of the plurality of views of the multi-view image according to the determined rendering pitch.

Display apparatus and display method thereof

A liquid crystal display (LCD) and a method of driving the same are provided. The LCD includes a liquid crystal panel partitioned into a plurality of panel regions, each panel region being independently driven and having data lines and gate lines; a backlight unit that is partitioned into a plurality of backlight regions corresponding to the plurality of panel regions and which irradiates light to the plurality of panel regions; and a driver unit driving the plurality of panel regions.

Liquid crystal display and method of driving the same

Provided are a method and apparatus for driving a liquid crystal display. The apparatus includes: a moving image detector which reads an input signal frame by frame and compares gray-scale data of a previous frame to gray-scale data of the current frame to detect a moving pattern; a gray-scale difference calculator which calculates a gray-scale difference in the detected pattern to discriminate the boundary of the pattern from the inside of the pattern; and an output processor that generates an over-driving voltage for over-driving pixels corresponding to the inside of the pattern and applies the over-driving voltage to pixels of liquid crystal.

Method for driving liquid crystal display and apparatus employing the same

A two-panel type projection system includes a polarization light source to irradiate a polarized white light, a color selector to sequentially transmit two light components every predetermined time among a plurality of light components having different wavelengths of the white light, a color path separator to separate and output paths of the two light components outputted from the color selector, a first modulating and outputting unit to receive a first light component among the two light components outputted from the color path separator to modulate and output the received first light component depending on its corresponding image signal, a second modulating and outputting unit to receive a second light component among the two light components outputted from the color path selector to modulate the received second light component depending on its corresponding image signal and output the modulated second light component in parallel with the first light component, and a projection lens to magnify and project the light components outputted from the first modulating and outputting unit and the second modulating and outputting unit.

Growing community of inventors

Suwon-si, South Korea

Ki-hyung Kang