Korea Electronics Technology Institute

Samsung Display Co., Ltd.

Lg Electronics Inc.

Hyundai Motor Company

Hyundai Mobis Co., Ltd.

Lg Display Co., Ltd.

Lsis Co., Ltd.

Other

Samsung Electronics Co., Ltd.

Kia Motors Corporation

Seoul National University

Yonsei University

Goldstar, Co., Ltd.

Coway Co., Ltd

Lg Information & Communications, Ltd.

Young Min Kim

Sung H Hong

Ji Soo Hong

Hoon Jong Kang

Hyun Min Hwang

Jin Soo Jeong

Na Eun Kim

Dong Jo Kim

Cheol Soo Ko

Jae Kyung Go

Chan Young Park

Dong Yeon Kim

Dong Won Han

Ja Woon Lee

Yong Kyu Jang

Choon Sung Shin

Dong Won Kim

Dong Soo Lee

Hea Kyung Yoo

Sung Ryong Kim

Yong-Jun Park

Ju Seong Park

Hyoung Taek Kim

Se Wan Oh

Byoung Hyo Lee

Myung Soo Park

Keong Jin Lee

Jin Woong Kim

Jong Hyun Lee

Jang Won Lee

Song Leem Choi

Baik Young Chung

Jae Ho Lee

Sung Sang Ahn

Ho Taek Lee

Jae Hun Lee

Kyu Yang Yi

Byung Joo Lee

Jee Hee Suh

Woo Sup Kim

Young Choong Park

Yang Gi Lee

Se Hyung Lee

Bo Sung Seo

Ji Young Park

Dong Jo Oh

Ki Young Moon

JunHo Kim

Ung Hoe Kim

Hong Tae Park

Kee Yang Lee

Min Jun Jo

Yong Seung Park

Seul Gi Lee

Bo Jong Kim

Dae Won Kim

Woo Suk Jeong

Seung Jung Han

Eun Sun Lee

Sae Woong Park

Mi Young Hahn

Sang Nae Cho

Tae Gwon Oh

Hong Chui Moon

Bum Su Jun

Hee Bok Kang

Choul Hwan Ham

Hae Ri Choi

Byung Whan Kim

Henry A Danov

Chang Hwan Lee

An autonomous driving robot includes a driving unit that moves the autonomous robot; a camera; a traveling distance measurement sensor; and a control unit that estimates a location of the autonomous robot using a captured image and traveling distance information. In this case, the operation control program generates a robot viewpoint map based on the image captured by the camera, estimates a location of the autonomous robot based on the robot viewpoint map and the measured traveling distance information, and generates a global map based on the robot viewpoint map and position estimation information, and the operation control program inputs the generated robot viewpoint map and global map into a style-transfer model, and inputs a style-transferred robot viewpoint map and a style-transferred global map output by the style-transfer model into the operation agent to correct the estimated position.

Autonomous robot and its position correction method

A pallet position detection apparatus is provided. The detection apparatus and method checks information on a pallet disposed on a vehicle by recognizing an Radio Frequency Identification (RFID) tag or a Quick Response (QR) code attached to the truck, and recognizes an exact position of the pallet by detecting a reflector positioned on the pallet by a Lidar sensor, and unloads the pallet from the truck using an unmanned forklift vehicle based on the recognized position of the pallet.

Method and apparatus for detecting position of pallet for truck unloading

Water purifier

Provided is a technology for implementing an AR optical waveguide display capable of showing a hologram image by means of a small and simple system configuration by using an HOE. A holographic display according to an embodiment of the present invention comprises: a light source module for emitting a beam; an optical waveguide through which the emitted beam is incident and propagated; a plurality of holographic optical elements (HOES) for propagating the beam incident to the optical waveguide inside the optical waveguide while totally reflecting the beam; and a modulator for reproducing a holographic image through the progressing beam and propagating the beam to the inside of the optical waveguide while totally reflecting the beam. Accordingly, it is possible to implement, as a small and simple system, an optical waveguide display showing an AR hologram by using an optical waveguide and an HOE.

Augmented reality holographic display using optical waveguide and holographic optical element

An automatic truck unloading apparatus and method are provided. The automatic truck unloading apparatus generates sensing information regarding the presence or absence of a pallet on the truck by implementing sensors installed in a region of a truck and a region of a storage area, and sets optimal transport paths for multiple unmanned forklift vehicles based on the sensing information, and unloads a pallet from the truck and moves and stores the pallet in the storage area by implementing an unmanned forklift vehicle.

Apparatus and method for truck unloading by sensing presence or absence of pallet

Provided is a hologram image normalization method for a holographic printer. In a holographic printing method according to an embodiment, generating, encoding, and normalizing for the (n+1)-th hogel are performed in parallel with loading and recording of a normalized hologram for the n-th hogel, and moving and waiting for the (n+1)-th hogel. Accordingly, a global maximum value and a global minimum value for normalization may be calculated as approximate estimation values, and a hologram generation process and a printing process may be performed in parallel, so that a total printing time may be minimized and memory usage may be optimized when holographic printing is performed.

Hologram image normalization method for holographic printer

A display device includes: a display module slid in a first direction; and a panel storage container including a guide rail guiding a sliding operation of the display module in the first direction. The display module is engaged with the guide rail in a second direction intersecting the first direction, and the guide rail includes: a first flat portion adjacent to an upper surface of the panel storage container; a second flat portion adjacent to a lower surface of the panel storage container; and a bent portion adjacent to a side surface of the panel storage container and connecting the first flat portion and the second flat portion to each other. The bent portion includes: a first bent portion bent at a first radius of curvature; and a second bent portion bent at a second radius of curvature greater than the first radius of curvature.

Display device

A method and an apparatus for printing a hologram by using a mask are provided. A method generates a hologram fringe pattern, splits the hologram fringe pattern on a hogel basis, generates the split hogels, masks a part of the generated hogel, and prints the masked hogel on a hologram medium. Accordingly, an empty space which occurs between hogels when a hologram is printed is prevented from being generated by using a mask, so that a fill factor can be effectively enhanced, and eventually, image quality of a hologram can be enhanced.

Hologram printing method and apparatus using mask

Provided is a cognitive experiment method for change in periphery region image quality for parameter determination of a foveated hologram. According to an embodiment, a cognitive experiment method for determining foveated image parameters includes: generating a foveated image which includes a foveal region and a periphery region while reducing image quality regarding the periphery region; displaying the generated foveated image; receiving an input of a response to image quality of the periphery region from a subject; and collecting information regarding appropriate image quality of the periphery region, based on the response inputted by the subject. Accordingly, in applying a foveated hologram generation algorithm for real-time reproduction, various parameters such as a boundary between a foveal region image and a periphery region image in a foveated hologram, and a degree of quality degradation of the periphery region image may be appropriately determined through a cognitive experiment.

Cognitive experiment method for periphery region quality change for parameter determination of foveated hologram

Provided is a hologram printing method and apparatus using a hologram medium light efficiency map. A hologram printing method according to an embodiment emits a laser to a hologram medium, acquires an image by photographing light diffracted from the hologram medium, generates a light efficiency map of the hologram medium from the acquired image, and records hogels on the hologram medium by referring to the generated light efficiency maps of the hologram medium. Accordingly, light efficiency is measured on each hogel area, and hologram printing is performed by adjusting an intensity of a laser of each wavelength according to a hogel, so that uniformity of luminance and color of a hologram printing result can be enhanced.

Hologram color printing method and apparatus using hologram medium light efficiency map

A display apparatus having a light-emitting device and a touch electrode is provided. An optical pattern may be disposed on the light-emitting device. A side of the optical pattern may be sloped. A surface of the optical pattern opposite to the light-emitting device may be covered by an intermediate insulating layer. The intermediate insulating layer may be harder than the optical pattern. The touch electrode may overlap the side of the optical pattern. Thus, in the display apparatus, the surface defect of the optical pattern in the forming process of the touch electrode may be prevented. Therefore, in the display apparatus, the frontal luminance and the image quality may be improved.

Display apparatus having a light-emitting device and a touch electrode

A display apparatus having a narrow viewing angle is provided. The display apparatus may include a device substrate including a first pixel area; a bank insulating layer on the device substrate, the bank insulating layer defining a first emission region in the first pixel area; a light-emitting device including a lower electrode, a light-emitting layer and an upper electrode, which are sequentially stacked on the first emission region; a light-blocking pattern on the bank insulating layer, the light-blocking pattern including a first opening disposed on the light-emitting device; and a first pixel lens on the first opening of the light-blocking pattern, the first pixel lens having a horizontal width larger than the first emission region, wherein a horizontal width of the first opening is proportional to a vertical distance between the light-emitting layer and the light-blocking pattern. Thus, the central luminance of the pixel area may be improved.

Display apparatus having a narrow viewing angle

Provided is an uncopyable hologram QR code, According to an embodiment of the present disclosure, a 3D code generation method divides a 2D code having specific information recorded thereon into a plurality of sub 2D codes, and generatES a 3D code by coupling at least one of the divided sub 2D codes at a different depth. Accordingly, a QR code is recorded on a hologram recording medium as a hologram, and is displayed and scanned, so that it is impossible to easily duplicate the QR code unlike an existing 2D QR code.

Non-replicable hologram QR code

Provided is a method for inserting a copyright information indication as a means for protecting the copyright of LF content which can be played back as multi-viewpoint images, wherein the copyright information indication is only inserted in images of a specific viewpoint. A method for generating multi-viewpoint images according to an embodiment of the present invention includes the steps of: generating multi-viewpoint images; inserting a specific information indication in images of a specific viewpoint among the generated multi-viewpoint images; and storing the multi-viewpoint images in which the specific information indication has been inserted. Accordingly, the copyright of LF content, which are expensive multi-viewpoint images, can be protected by inserting the copyright information indication only in the images of the specific viewpoint.

Method for protecting copyright of light field content

Provided is a Maxwellian view display which uses a space-time multiplexing scheme and widens a field of view, thereby having a degree of freedom within a set area instead of a fixed position while maintaining the advantage of the existing Maxwellian view, in which a clear image can be observed irrespective of the difference in individual ability for focal point adjustment since the focal point does not need to be adjusted. According to an embodiment of the present invention, a display includes: a light source unit for changing the position of a point light source according to time; a first lens for converting the light emitted from the light source unit to be parallel; an image generating unit for generating an image using the parallel light incident from the first lens; and a second lens for focusing the image generated by the image generating unit.

Maxwellian view display applying space-time multiplexing method

Growing community of inventors

Seoul, South Korea

Young Min Kim