Samsung Electronics Co., Ltd.

Jung-Kee Lee

Seong-Taek Hwang

Yong-Chan Keh

Byeong-Hoon Park

Sun-Kyung Kim

Dong-Jae Shin

Andrii Volochniuk

Yun-Je Oh

Dae-Kwang Jung

Dong-Hyuk Lee

Do-Hyeon Kim

Dong-Hoon Jang

Hwa-Young Kang

Mun-Kue Park

Joong-Wan Park

Jea-Hyuck Lee

Yong-Kwan Kim

Konstantin Morozov

Du-Chang Heo

In Gun Kim

Jun-youn Kim

Sung-Soo Park

Yu-dong Bae

Young-hyun Kim

Jeong-seok Lee

Eun-Hwa Lee

Jeong-Seok Lee

Oleksandr Shchur

Byung-Duck Cho

Sung-Won Kim

Sung-won Kim

Dong-Soo Bang

Andrii But

Dong-Hi Lee

Andrii Sukhariev

Oleksandr Baiev

Sung-Soon Kim

Hyeon-Soo Kim

Seong-Ha Park

Sung-Sun Kim

Young-Churl Bang

Dmytro Vavdiyuk

Ho-Min Lee

A method of calculating depth information for a three-dimensional (3D) image includes generating a pattern based on the value of at least one cell included in a two-dimensional (2D) image, projecting the pattern, capturing a reflected image of the pattern, and calculating depth information based on the reflected image of the pattern.

Method and apparatus for processing image

Provided is a virtual reality (VR) device including a receiver configured to receive, from a three-dimensional (3D) camera being a polyhedron, images captured by cameras arranged at each vertex of the polyhedron; a memory storing the images; a processor configured to generate a complex view by synthesizing the images; and a display configured to display the complex view.

Image processing method for providing virtual reality, and virtual reality device

A method of processing a multimedia signal includes the operations of obtaining the multimedia signal, determining at least one kernel to be used for processing the obtained multimedia signal, approximating the determined at least one kernel according to a structure of the at least one kernel, and processing the obtained multimedia signal by using the approximated at least one kernel.

Method, device, and system for processing multimedia signal

An illumination optical system for a beam projector includes: a light source; a color conversion unit having at least one fluorescent substance layer that reflects a light from the light source or converts the light emitted from the light source to a wavelength-converted light; and a dichroic mirror that causes the light emitted from the light source to be incident on the color conversion unit. Lights reflected or emitted by the conversion unit and having different wavelengths are incident on a display panel through the same path. In the illumination optical system, a light emitted from one light source can be processed to produce red, green and blue lights which can be in turn incident on the display panel through the same optical path of the light reflected or emitted by the conversion unit.

Illumination optical system for beam projector

A method and a portable terminal for identifying a counterfeit bill. The method includes receiving, by the portable terminal, an image of a bill photographed using visible rays and an image of the bill photographed using infrared rays; determining a denomination of the bill by comparing the image photographed using the visible rays with a denomination database; obtaining correction information using the image photographed using the visible rays and a corresponding bill image in the denomination database; forming a corrected image by correcting the image photographed using the infrared rays using the correction information; and determining whether the bill is counterfeit by comparing the corrected image with an image of the corresponding bill pre-stored in a genuine bill database.

Method of identifying a counterfeit bill using a portable terminal

A portable projector includes a projector module for projecting image data, an infrared ray output unit which outputs an infrared ray to a projected image data area, a camera unit which photographs the projected image data area, a coordinate value calculator which calculates a coordinate value corresponding to each coordinate value of the photographed projected image data area, and a controller which determines whether there is a pen or a finger input in the projected image data area according to the calculated coordinate value and performing a control for updating the image data by using an input coordinate value corresponding to the input when there is input by the one of the pen and the finger.

Portable projector and image projecting method thereof

A method and mobile terminal are provided for focus adjustment. The mobile terminal includes a projector module for projecting an image onto an external screen. The mobile terminal also includes a motion detection sensor for detecting motion of the mobile terminal. The mobile terminal further includes a controller for determining whether the motion detected by the motion detection sensor corresponds to activation of a focus adjustment mode of the mobile terminal, displaying a focus adjustment image, and performing focus adjustment of the projector module according to focus adjustment input provided in the focus adjustment mode.

Method and mobile terminal for adjusting focus of a projected image

A method and a portable terminal for identifying a counterfeit bill. The method includes receiving, by the portable terminal, an image of a bill photographed using visible rays and an image of the bill photographed using infrared rays; determining a denomination of the bill by comparing the image photographed using the visible rays with a denomination database; obtaining correction information for making the image photographed using the visible rays correspond to a corresponding bill image in the denomination database; forming a corrected image by correcting the image photographed using the infrared rays using the correction information; binary-coding the corrected image; and determining whether the bill is counterfeit by comparing the binary-coded corrected image with an image of the corresponding bill pre-stored in a genuine bill database.

A method of displaying image data is provided, which includes analyzing histograms by color signals of an input image frame; confirming grayscales by color signals in a predetermined frame unit with reference to the analyzed histograms; determining dimming factors in consideration of maximum grayscale values of the grayscales; determining image gains of the image data by color signals using the determined dimming factors; and outputting an image signal by applying the image gains to the input image and applying the dimming factors to a light source.

Display method and apparatus for controlling brightness of projector light source

Provided is a dual display device for a camera apparatus having a projector therein, which includes a rotary mirror module configured to project light of the projector to a front side of the camera apparatus body to display the light to the outside or to a rear side of the camera apparatus body while being rotated by driving of a drive motor.

Dual display device for camera apparatus having projector therein

A radiation structure of a mobile communication terminal having a projector which rapidly dissipates heat generated from the projector and other elements built into the terminal. The mobile communication terminal includes a projector implementing an image-projection function, and a projector cover, which is composed of a heat conductive material such that at least one inner surface thereof is brought into close contact with the projector so as to dissipate heat generated from the projector to the outside of the terminal.

Mobile communication terminal having projector

A heat radiating structure for an electronic module and an electronic device having the same structure thereon. The heat radiating structure is formed at the bottom of the electronic module to release the generated heat from the electronic module, and includes an impact absorber, which absorbs impact transferred from the outside. A heat radiating sheet is formed with a plurality of the multi-layered heat conductive sheets and is in contact with the bottom of the electronic module by covering the outside of the impact absorber.

Heat radiating structure for electronic module and electronic device having the same

An image scanning apparatus for realizing an image on a screen includes: a spatial light modulator module for diffracting light beams having different wavelengths into relevant modes; and an iris for limiting light beams of modes except a mode of 0-order among the modes diffracted by the spatial light modulator module.

Image scanning apparatus

A method of detecting an etching end-point includes the steps of: forming a mask on a pattern area of an etching object; forming an etching indicator on an etching area of the etching object, which is not covered by the mask; etching the etching object using the mask; and evaluating the size of a remaining object covered by the mask using the etching indicator.

Method of detecting etching end-point

A WDM (Wavelength Division Multiplexing) optical transmitter using a Fabry-Perot laser is disclosed. The WDM optical transmitter includes a light source for outputting incoherent light of a prescribed wavelength bandwidth, a circulator having the first to the third ports, for outputting the incoherent light received at the first port coupled to the light source to the second port, and outputting an optical signal received at the second port to the third port coupled to the external waveguide, a WGR (Waveguide Grating Router) having a multiplexing port (MP) coupled to the second port of the circulator and a plurality of demultiplexing ports (DPs), for performing WD (Wavelength Division) demultiplexing on the incoherent light received at the MP to output WD-demultiplexed signals to the plurality of DPs, and performing WD multiplexing on a plurality of channel signals received at the plurality of DPs to output WD-multiplexed signals to the MP, and a plurality of FB (Fabry-Perot) lasers respectively connected to the DPs of the WGR, each FP laser is comprised of a laser cavity, an antireflection coating layer deposited at one end of the laser cavity facing a corresponding DP, and a high reflection coating layer deposited at the other end of the laser cavity, whereby an optical injection efficiency increases and an influence of reflected light is reduced, resulting in facilitation of a wavelength-locked phenomenon.

Growing community of inventors

Osan-si, South Korea

Jung-Kee Lee