Samsung Electronics Co., Ltd.

Ajou University Industry-Academic Cooperation Foundation

Myongji University Industry and Academia Cooperation

Samsung Display Co., Ltd.

Seoul National University

Bongsu Shin

Jaeseung Chung

Joonyong Park

Sunghoon Lee

Dongouk Kim

Jihyun Bae

Geeyoung Sung

Hongseok Lee

Changkun Lee

Sunil Kim

Dongsik Shim

Wontaek Seo

Hyunjoon Kim

Sukgyu Hahm

Seogwoo Hong

Daeho Yang

Yuntae Kim

Seokil Moon

Jong G Ok

Jesung Koh

Ilsun Yoon

Jungkwuen An

Dongjin Kim

Hoon Song

Alexander Victorovich Morozov

Seokho Song

Woojun Han

Jaisoon Kim

Baekgyeom Kim

Jangwoo You

Changsoo Lee

Juwon Seo

Jong-Young Hong

Gugrae Jo

Daeyoung Lee

Druzhin Vladislav

Malinina Polina

Dubynin Sergey

Seunghoon Han

Yoonsun Choi

Byoungho Lee

Andrey Nikolaevich Putilin

Changhwan Kim

Aleksander V Morozov

Sangeun Mun

Sergey E Dubynin

Taesung Jung

Vladislav Vladimirovich Druzhin

Sergey S Kopenkin

Youngju Jeong

Anastasiia S Perevoznikova

Yurii P Borodin

Polina I Malinina

Kseniia I Lvova

Doohoe Lee

A projection optical system includes a base, a mirror on the base, and a pair of first actuators provided between the base and the mirror, and facing each other. Each of the pair of first actuators includes a first electroactive polymer film having a size that varies according to an applied voltage, and a slope of the mirror is adjusted according to a change in the size of the first electroactive polymer film.

Projection optical system comprising a pair of actuators each having an electroactive polymer film and see-through display device including the same

An image display apparatus includes a display device configured to modulate light to form an image; a driver configured to drive the display device such that a position of the display device varies; a light transmitter configured to transmit the image formed by the display device to an observers eye and comprising a focusing member; and a processor configured to generate a light modulation signal and a driving signal according to image information and control the display device and the driver according to the light modulation signal and the driving signal, respectively.

Image display device capable of expressing multiple depth

A display apparatus providing an expanded eye box including: an image forming apparatus including a plurality of sub-areas respectively forming a plurality of different images; and a plurality of holographic optical elements corresponding to the plurality of sub-areas one-to-one, and collimating images emitted from the plurality of sub-areas to parallel beams having different emission directions, respectively.

Display apparatus providing expanded eye box

An image display device includes a main light source configured to emit a first light; a display panel configured to modulate the first light to add image information to the first light; a holographic optical element (HOE) configured to diffract the first light emitted from the display panel to make the first light travel to a first region to generate a main image; a first optical system provided on a traveling path of the first light between the main light source and the HOE, the first optical system being configured to change the traveling path of the first light to be incident on the HOE along a first path; an auxiliary light source configured to emit a second light; and a second optical system provided on a traveling path of the second light, the second optical system being configured to change a traveling path of the second light to be incident on the HOE along a second path different from the first path.

Image display device and augmented reality device including the same

Disclosed are a method and a system for processing a computer-generated hologram (CGH). The system for processing a CGH includes a CGH generation apparatus and a display apparatus. The CGH generation apparatus repeatedly performs a process of propagating object data from a first depth layer to a second depth layer, changing amplitude data of the object data to second predefined amplitude data, back-propagating the object data from the second depth layer to the first depth layer, and changing the amplitude data of the object data to first predefined amplitude data, and generates a CGH by using the object data.

Method and apparatus for generating computer-generated hologram

An image display device includes a processor that sets a location of a virtual image plane on which a virtual image is formed according to depth information included in first image data and generates second image data obtained by correcting the first image data based on the set location of the virtual image plane; an image forming optical system including a display element configured to modulate light to form a display image according to the second image data and a light transfer unit that forms the virtual image on the virtual image plane, the virtual image corresponding to the display image formed by the display element, the light transfer unit comprising a focusing member; and a drive unit that drives the image forming optical system to adjust the location of the virtual image plane.

Image display device including moveable display element and image display method

A display apparatus includes: a display device configured to output a first image; an optical coupler configured to: combine the first image received through a first path from the display device with a second image received through a second path that is different from the first path, output, through an exit surface of the optical coupler, a first light corresponding to the first image in a first polarization and a second light corresponding to the second image in a second polarization; and a polarization selection optical system arranged on the exit surface of the optical coupler and configured to have different refractive power with respect to the first light of the first polarization and the second light of the second polarization.

See-through type display apparatus

There is provided a haptic glove apparatus including a glove-shaped base portion and at least one actuator disposed on the base portion. The at least one actuator includes a driving force applying portion extending in a first direction and expanding or contracting in the first direction, and an elastic support portion disposed to surround the driving force applying portion and expanding or contracting in a second direction perpendicular to the first direction according to the expansion or the contraction of the driving force applying portion.

Haptic glove apparatus and virtual reality apparatus including the same

A waveguide type display apparatus is provided. This waveguide type display apparatus includes a waveguide through which an image proceeds and a leakage image reducer configured to reduce emission of a leakage image leaked from the waveguide without total internal reflection in the waveguide, from among images, to the outside by a volume grating.

Waveguide type display apparatus

A display device includes a light source array including a plurality of light sources where at least one of the plurality of light sources is selectively driven, a spatial light modulator for modulating light from the light source array to form image light, a focusing optical system for focusing the image light formed by the spatial light modulator at a position in a predetermined eye box, a micro mirror array arranged in an optical path formed in the focusing optical system and including a plurality of mirror cells. The plurality of mirror cells are controlled to be in an ON state in that light is reflected in a direction toward an inside of the eye box or to be in an OFF state in that light is reflected in a direction toward an outside of the eye box.

Display apparatus providing expanded viewing window

Provided a display apparatus including an image forming apparatus configured to form an image, a projection optical system configured to project the image formed by the image forming apparatus, and a combining optical system configured to provide the image projected from the projection optical system combined with light emitted from an external landscape, wherein the combining optical system is configured to divide the image projected from the projection optical system into same images and focus the same images on different positions.

Display apparatus having wide viewing window

A display device including a meta surface is provided. The display device includes an image provider comprising a spatial light modulator configured to modulate light according to image information, wherein the image provider is configured to provide the light comprising the image information; an optical element configured to focus the light from the image provider; and a meta surface deflector positioned between the image provider and the optical element to deflect the light, and change a deflection direction of the light according to a polarization of the light so that a first position of the light of a first polarization focused by the optical element is different than a second position of the light of a second polarization orthogonal to the first polarization focused by the optical element.

Display device employing meta surface

A three-dimensional (3D) image display apparatus is provided. The apparatus includes a plurality of light sources; a spatial light modulator configured to modulate light from the plurality of light sources according to 3D image information; and a focusing optical system configured to focus an image formed by the spatial light modulator onto a focal plane. The plurality of light sources may be arranged such that multiple focal points, respectively corresponding to the plurality of light sources, are formed on the focal plane near a pupil of a user.

3-dimensional image display apparatus and method of providing expanded viewing window

An apparatus for controlling an augmented reality includes: a communicator configured to communicate with an external device; and a processor configured to identify, via the communicator, a sensing device which is an external device, generate virtual image data based on sensing data received from the identified sensing device, and provide the virtual image data to an image display device.

Apparatus for controlling augmented reality, method of implementing augmented reality by using the apparatus, and system of implementing augmented reality by including the apparatus

Growing community of inventors

Seoul, South Korea

Bongsu Shin