Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Hyundai Motor Company

Korea Vilene Co., Ltd.

Kia Motors Corporation

Kia Corporation

Yonsei University

Czech Technical University in Prague

Wonjong Lee

Youngsam Shin

Seokjoong Hwang

Jaedon Lee

Soojung Ryu

Myoung Ryoul Lee

Se Young Jung

Jeongsoo Park

Bosoo Kim

Eun Kyung Kim

Yong Kgil Jung

Hyunho Koh

Miseon Kim

Euisoon Kim

Hongchan Jeon

Jinwoo Kim

John Wakefield Brothers

Minwoo Lee

Sangoak Woo

Yeongon Cho

Jeongjoon Yoo

Jeongae Park

Kwontaek Kwon

Kwangsik Kong

Sundeep Krishnadasan

Hoiju Chung

Seunghun Jin

Taejung Kwon

Juno Jung

Vlastimil Havran

Jiri Bittner

Marek Vinkler

Tackdon Han

JeongSoo Park

Sungjoon Ryu

Disclosed is non-woven fabric for a vehicle internal material, a manufacturing method of the non-woven fabric, and a cargo screen for a vehicle using the non-woven fabric for a vehicle internal material, wherein the manufacturing method of non-woven fabric for a vehicle internal material is configured to includes forming a felt by mixing LM PET (Low melting polyethylene terephthalate) staple fibers having a melting point in the range of 120 to 140° C. and 150 to 170° C. and PET staple fibers; and thermo-compression molding the felt.

Non-woven fabric for a vehicle interior material, manufacturing method of the same and cargo screen for a vehicle using the non-woven fabric for a vehicle interior material

Disclosed is non-woven fabric for a vehicle internal material, a manufacturing method of the non-woven fabric, and a cargo screen for a vehicle using the non-woven fabric for a vehicle internal material, wherein the manufacturing method of non-woven fabric for a vehicle internal material is configured to includes forming a felt by mixing LM PET (Low melting polyethylene terephthalate) staple fibers having a melting point in the range of 120 to 140&#xb0; C. and 150 to 170&#xb0; C. and PET staple fibers; and thermo-compression molding the felt.

Non-woven fabric for a vehicle interior material, manufacturing method of the same and cargo screen for a vehicle using the non-woven fabric for a vehicle interior matertial

A graphics processing method and apparatus includes determining locations of primitives in a 3-dimensional (3D) space from graphics data for the 3D space in a memory, determining sizes of the primitives, generating Morton codes comprising a piece of information indicating the locations of the primitives and a piece of information indicating the sizes of the primitives, classifying the primitives into bounding boxes using the piece of information indicating the sizes of the primitives, and generating the acceleration structure indicating an inclusion relationship between the bounding boxes.

Method and apparatus for rendering using locations and sizes of primitives

A rendering method includes generating mipmap images of some levels with respect to texture and storing the generated mipmap images in a storage, receiving a request for the texture, calculating a level of a mipmap requested for the texture, determining whether the stored mipmap images include the mipmap image of the calculated level, and performing rendering by using at least one of the stored mipmap images, based on a result of the determining.

Method and apparatus for rendering

A ray tracing apparatus includes a ray generator and a traversal (TRV)/intersection test (IST) integrator. The ray generator is configured to generate a ray. The TRV/IST integrator is configured to receive the ray, determine one of a ray-node intersection test, an intersection distance test, and a hit point test to be performed based on a state of the ray input thereto, and perform the determined test with respect to the ray. The ray-node intersection test, the intersection distance test, and the hit point test are performed with respect to the ray through same pipeline.

Ray tracing apparatus and method

A method of compensating for a movement of a head-mounted display (HMD) includes sensing the movement of the HMD, predicting a movement of the HMD based on the sensed movement, projecting and rendering an image based on the predicted movement, re-sensing the movement of the HMD, re-predicting the movement of the HMD based on the re-sensed movement, determining an error value based on a comparison between the predicted movement of the HMD and the re-predicted movement of the HMD, and re-projecting and rendering the image based on the determined error value.

Method and apparatus for compensating for movement of head-mounted display

A rendering system includes: a ray generator configured to generate a ray; a memory chip configured to store information about objects in three-dimensional (3D) space; an intersection tester embedded in the memory chip and configured to perform an intersection test between the ray and the objects by using the information about the objects and information about the ray; and a shader configured to perform pixel shading based on a result of the intersection test.

Rendering system and method

A tessellation method and apparatus are provided, where the tessellation method includes receiving a first value that is calculated in performing tessellation, the first value being a first floating-point real number represented by a first exponent and a first mantissa; determining a second precision of the first mantissa on the basis of a value of the first exponent and a first precision; and adjusting the first mantissa to have the second precision.

Tessellation apparatus and method

A method of generating a ray tracing acceleration structure includes transformatively mapping locations of object primitives in a three dimensional first space into Morton codes indicating respective locations of the primitives along a meandering linear path through the first space; determining a Morton distance indicating a difference between a first Morton code corresponding with a first primitive and a second Morton code corresponding with a second primitive; generating an acceleration structure to include nodes representing portions of the first space and adaptively adjusting a reference level of the acceleration structure, based on the Morton distance between primitives; and dividing the first space using a first division method when a level of a first node of the acceleration structure which corresponds to the first space is lower than the reference level, and dividing the first space using a second division method when the level of the first node exceeds the reference level.

Method and apparatus generating acceleration structure

A method of traversing an acceleration structure (AS) in a ray tracing system includes obtaining information about child nodes of a target node included in the AS; determining whether each of the child nodes intersects a ray based on the obtained information; determining a next target node among at least one child node that intersects the ray; and performing an operation corresponding to a type of the determined next target node.

Apparatus and method of traversing acceleration structure in ray tracing system

A ray tracing apparatus includes a traversal (TRV) core configured to traverse an acceleration structure (AS) to detect a first node and a second node, which intersect with a generated ray and have a determined same parent node, and to determine whether the ray intersects with an overlap region where a first bounding box corresponding to the first node overlaps a second bounding box corresponding to the second node; and, an intersection test (IST) determiner configured to calculate a first hit point where the ray intersects with a primitive belonging to the first node, which is a closer node to a view point of the ray among the first node and the second node, and to determine a final hit point of the ray based on a result of the determining of whether the ray intersects with respect to an overlap region, by the TRV core.

A rendering method includes determining frames. The rendering method further includes successively rendering same regions of the frames. In another general aspect, rendering device includes an inter-frame determining unit configured to determine frames. The rendering device further includes a rendering unit configured to successively render same regions of the frames.

Method and apparatus for rendering same regions of multi frames

Methods and apparatus for ray tracing, and methods and apparatus for generating acceleration structure or traversing acceleration structure are provided. A method of generating an acceleration structure includes assigning objects into bounding boxes, generating an acceleration structure comprising nodes and indicating inclusion relationships between the bounding boxes, and marking overlapping nodes among the nodes.

Method and apparatus for generating and traversing acceleration structure

A method of performing path rendering includes selecting a tile including a path from tiles in a frame based on tile bin data, splitting the selected tile into a plurality of first sub-tiles, selecting a first sub-tile that does not include the path from the plurality of first sub-tiles, and updating an initial winding number of the selected first sub-tile. The tile bin data includes an initial winding number of each of the tiles in the frame.

Method and apparatus for performing path rendering

According to a method of processing an image, respective sampling rates of each tile included in a second frame is determined based on a corresponding rendering result of a first frame, and a pixel rendering process to implement rendering of pixels included in the second frame is selected by using geometric information of reference pixels of the second frame. The reference pixels of the second frame may be selected based on the respectively determined sampling rates.

Growing community of inventors

Seoul, South Korea

Wonjong Lee