Samsung Electronics Co., Ltd.

Kee-chang Lee

Do-kyoon Kim

Sang-oak Woo

Ouk Choi

Jae-Young Sim

Seung-won Jung

Byong-Min Kang

Jeong-hwan Ahn

Mahn-jin Han

Sun-kwon Kim

Hee-Sae Lee

Hwa-sup Lim

Jeroen Beeckman

Sergey U Belyaev

Sun-hyuck Chae

Glenn Mangelinckx

Byong-min Kang

Se-Yoon Tak

A method of processing a depth image includes receiving a high-resolution color image and a low-resolution depth image corresponding to the high-resolution color image, generating a feature vector based on a depth distribution of the low-resolution depth image, selecting a filter to upsample the low-resolution depth image by classifying a generated feature vector according to a previously learnt classifier, upsampling the low-resolution depth image by using a selected filter, and outputting an upsampled high-resolution depth image.

Method and apparatus for processing depth image

Provided are methods of switching guest-host dual frequency liquid crystals by using a back flow. In the case of a shutter having a dual frequency liquid crystal layer between two transparent substrates, such a method includes: applying a first voltage having a first frequency to the dual frequency liquid crystal layer; and applying a second voltage having a second frequency to the dual frequency liquid crystal, the second frequency being higher than the first frequency, wherein the second voltage is higher than a threshold voltage that generates a back flow around liquid crystals of the dual frequency liquid crystal layer, and the first voltage is lower than the threshold voltage.

Method of switching guest-host dual frequency liquid crystal by using back flow

Provided is an image processing method including: receiving a depth map and a color image with respect to a predetermined scene; projecting a plurality of points included in the depth map, onto the color image; segmenting the color image, onto which the depth map is projected, by using at least two image segmentation methods to generate respective segmentation results, and classifying the plurality of points included in the color image into at least one set according to the respective segmentation results; assigning a depth value to each of the plurality of points of the color image included in the set; and outputting the color image, to which the depth values are assigned.

Method and apparatus for processing images

A rendering apparatus and method are provided. A plurality of nodes of interface data are described using the plurality of nodes connected hierarchically and indicate a plurality of selectable items that are analyzed, and the interface data is rendered based on a result of the analysis. Consequently, a creator of interface data to be rendered can expect a time-to-market reduction when creating interface data described in a standardized format.

Rendering apparatus and method

Provided are a method and apparatus rendering three-dimensional (3D) graphic data. The method includes eliminating at least one of a plurality of processes for rendering the three-dimensional (3D) graphic data in consideration of a rendering environment of the 3D graphic data and a state of power of a system rendering the 3D graphic data, generating a rendering function which performs the remaining processes after the at least one process is eliminated and rendering the 3D graphic data using the generated rendering function.

Method, medium and apparatus rendering 3D graphic data

A method of and apparatus for generating a depth image are provided. The method of generating a depth image includes: emitting light to an object for a first predetermined time period; detecting first light information of the object for the first predetermined time period from the time when the light is emitted; detecting second light information of the object for the first predetermined time period a second predetermined time period after the time when the light is emitted; and by using the detected first and second light information, generating a depth image of the object. In this way, the method can generate a depth image more quickly.

Depth image generating method and apparatus

Provided is a method and apparatus for inpainting a depth image and a color image seen from one viewpoint by using a depth image and a color image inpainted from another viewpoint. The method includes detecting an edge on the basis of a difference between depth values of pixels in a first image seen from a view viewpoint and inpainting depth values of pixels in an occlusion region that is shown in a second image seen from a second viewpoint but not shown in the first image, in a direction from pixels in a region having high depth values among regions forming the edge to pixels in a region having low depth values.

Image inpainting method and apparatus based on viewpoint change

A method and apparatus for obtaining depth information are provided. The method includes calculating a relative depth value between a first color pixel and a second color pixel based on values of color pixels of a color image, and calculating a depth value of a second depth pixel that belongs to a depth image corresponding to the color image, matches the second color pixel, and does not have the depth value, based on the calculated relative depth value and a depth value of a first depth value that belongs to the depth image, matching the first color pixel, and has the depth value thereof.

Method and apparatus for obtaining depth information

A method, medium and apparatus determining whether models collide with each other. In the model collision detecting method, medium and apparatus, it is possible to quickly examine whether models collide, and to recognize the collision generated at an arbitrary time, which is not a predetermined collision check time of the models, without missing the recognition of the collision generated at the arbitrary time, by determining whether paths reflecting movement of the model primitives between the current time and a previous time overlap when the model primitives do not collide at the current time, determining whether the model primitives collide with each other at an arbitrary time between the current time and the previous time when the path primitives overlap each other, and recognizing that the models collide with each other at the arbitrary time when the model primitives collide with each other at the arbitrary time.

Method, medium and apparatus detecting model collisions

A 3D graphics processing method includes receiving a homogeneous coordinate and an attribute value of both end points of one scan line of a polygon composed of a plurality of perspective projected vertices, calculating a reference value indicating an amount of perspective distortion in the scan line using the received homogeneous coordinates, and interpolating an attribute value of each of pixels of the scan line using at least some of the received homogeneous coordinates and attribute values, the attribute value interpolated by selectively applying perspective correction to each pixel based on the reference value.

3-dimensional graphics processing method, medium and apparatus performing perspective correction

A distance measurement method, medium, and apparatus for measuring a distance between the distance measurement apparatus and a target object are provided. The distance measurement method comprises counting pulses of a clock pulse signal having a low frequency during a period from when an optical pulse signal is applied to a target object by a distance measurement apparatus to when the optical pulse signal reflected from the target object is received by the distance measurement apparatus, counting pulses of the clock pulse signal during a period from when the optical pulse signal is received by the distance measurement apparatus to when the received optical pulse signal and the clock pulse signal correspond to each other, and calculating a distance between the distance measurement apparatus and the target object using the counting results. Accordingly, the distance can be measured with high accuracy using the optical pulse signal and the clock pulse signal, thereby reducing costs and power consumption.

Distance measurement method, medium, and apparatus for measuring distance between the distance measurement apparatus and target object

An image generating method and apparatus are provided. The image generating method irradiates a light with a predetermined wavelength to a target object at a predetermined interval, passes a light having a wavelength required to generate a color image from among lights reflected from the target object, detects color values according to the passed light, generates a depth image of the target object using color values detected during a period in which the light with the predetermined wavelength is irradiated, and generates the color image of the target object using color values detected during a period other than the period in which the light with the predetermined wavelength is irradiated. Accordingly, the image generating method can generate a depth image having high resolution while maintaining the resolution of the color image.

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Yongin-si, South Korea

Kee-chang Lee