Electronics and Telecommunications Research Institute

Korea Research Institute of Standards and Science

Other

Chang Joon Park

Jin Sung Choi

In Ho Lee

Ji Hyung Lee

Jung Jae Yu

Kyung Kyu Kang

Ho Won Kim

Jae Hean Kim

Jae Hwan Kim

Gil Haeng Lee

Jae Kwang Lee

Hang Kee Kim

Yu Gu Jung

Byung Ok Han

Do-Hyung Kim

Ju Young Kim

Seung Woo Nam

Hyun Joon Kang

Seong Jae Lim

Bon Woo Hwang

Kwang Ho Yang

Yun Ji Ban

Sang Jung Ahn

Dong Wan Ryoo

Hye Sun Kim

Chang Sik Cho

Seung Uk Yoon

Cheolsu Han

Kang Min Sohn

Man Hee Lee

Su Young Bae

Sang Wook Park

Hyun Seo Kang

Seung Wook Lee

Ju-Young Kim

Chang Woo Chu

Jae Woo Kim

Weon Geun Oh

Il Kwon Jeong

Il Kyu Park

Seong Min Baek

Tae-Joon Kim

Kap Kee Kim

Hyeon Jin Kim

Dong-Chun Lee

Hang-Kee Kim

Hun Joo Lee

Jong Rok Ahn

Seong Won Ryu

Jae Heon Kim

Kang-Min Sohn

Hye Ryeong Jun

Ki Suk Lee

Ii-Kwon Jeong

Jin Ryong Kim

Keu Chan Lee

Kyoung Il Kim

Seok Rae Yoon

A method of transmitting motion information for metaverse concert includes: generating, by a performance directing system, original motion information including frames where performer's action is recorded; generating processed motion information having a lower frames per second (FPS) than the original motion information; generating verified motion information by extracting information on position on a part of performer's body in the original motion information; transmitting the verified motion information to an audience client system; receiving the verified motion information; generating, by the audience client system, restored motion information having the same FPS as the original motion information by adding predicted frames for the removed frames to the processed motion information; verifying whether there is an error in the restored motion information; modifying and supplementing the restored motion information when there is the error; and assigning motion to a virtual character based on the supplemented motion information.

Method and apparatus for transmitting motion information for metaverse concert

Disclosed is a best view spot generating server which includes a virtual tour providing server that communicates with a user terminal over a network and generates a best view spot associated with a three-dimensional object included in a virtual space, and a database that operates in conjunction with the virtual tour providing server and stores data associated with the virtual space, data associated with the three-dimensional object, and data associated with the best view spot.

Server and method for generating best view spots

The 3D information generating device includes a light source unit configured to irradiate light onto a target object, a coordinate mechanism unit disposed between the target object and the light source unit and including a plurality of inclined projections reflecting the light, a camera unit configured to output an image obtained by simultaneously photographing the coordinate mechanism unit and the target object, and an information processing unit configured to check a projection plane formed by the light of the light source unit and, by using the projection plane, generate 3D information about the target object while calibrating an error. Accordingly, an unskilled user may easily perform a 3D scan operation by using the coordinate mechanism unit, and moreover, since a coordinate mechanism is not installed in the outside, the 3D information generating device may easily move and may be easily maintained and managed.

Three-dimensional information generating device and method capable of self-calibration

A method and a system for generating a 3D image of a character through steps of: receiving an identifier of a template and a two-dimensional (2D) image of the character generated based on the template corresponding to a type of the character; acquiring template information of the template from a template library by using the identifier, and extracting an effective parameter for machine learning to be performed to generate the 3D image based on the template information and the 2D image; and generating the 3D image of the character by performing the machine learning based on the effective parameter and the template information are provided.

Method and system for generating 3D image of character

Disclosed is a method of detecting and correcting an error in a 3D mesh model. According to the present disclosure, the method includes: determining at least one mesh on the basis of half-edge information; setting at least one cluster including the at least one mesh, on the basis of normal vector information on the at least one mesh; detecting a flip error of the at least one cluster; and correcting the at least one mesh in the at least one cluster in which the flip error is detected.

Method of detecting and correcting error in mesh and apparatus for same

Disclosed is a method of reconstructing a three-dimensional color mesh and an apparatus for the same. According to an embodiment of the present disclosure, the method includes: receiving mesh information of an object, multiple multi-view images obtained by photographing the object at different positions, and camera parameter information corresponding to the multiple multi-view images; constructing a texture map with respect to the object on the basis of the received information and setting a texture patch referring to a color value of the same multi-view image; correcting a color value of a vertex included for each texture patch; and performing rendering with respect to the object by applying the corrected color value of the vertex to the texture map.

Method of reconstrucing 3D color mesh and apparatus for same

Provided is a method of reconstructing a three-dimensional (3D) model of an object. The method includes sequentially performing, by a camera module, first and second object scanning processes of scanning the same object, reconstructing, by a processor module, a 3D object model, based on a first object image obtained through the first object scanning process, performing pose learning on an object to generate learning data, based on data obtained through a process of reconstructing the 3D object model based on the first object image, and reconstructing, by the processor module, a final 3D object model, based on a second object image obtained through the second object scanning process and the learning data.

Method and apparatus for reconstructing three-dimensional model of object

A disclosure of the present invention is related to an apparatus and a method for generating three-dimensional information. The apparatus for generating three-dimensional information may include a light source providing light to an object to be reconstructed in three-dimensional information, a coordinate reference mechanism unit provided between the light source and the object and having a plurality of protrusions reflecting the light; a camera unit outputting an image capturing the coordinate reference mechanism unit and the object simultaneously; and a three-dimensional information processing unit generating the three-dimensional information of the object by identifying a projection plane formed by the light and using the projection plane, considering a relationship between a plurality of actual protrusion reflection points at which the light is reflected by the plurality of protrusions respectively and a plurality of protrusion reflection points displayed in the image.

Apparatus and method for generating three-dimensional information

The present disclosure provides a method and apparatus for reconstructing 3D information of an object. The method of reconstructing 3D information of an object may include: reconstructing 3D information of a background space, using at least one of images of the background space for three-dimensionally reconstructing the object; separating the object from the background space on the basis of at least one of images of the object in the background space, and of obtaining a depth image of the object separated from the background space; and generating 3D information of the object based on images taken by at least one of cameras in consideration of position relationships between the depth image of the object and the cameras.

Method for reconstructing three-dimensional information of object and apparatus for the same

The present invention relates to a method and apparatus for providing a realistic 2D/3D AR experience service based on a video. Particularly, the present invention provides a method of providing a realistic AR service with high quality based on AR by using a 2D video image and 3D information in association thereto at the same time, filming a cybernaut and AR content by using two sensors having viewpoints different from each other, and arranging 2D/3D content being an object to be matched within the AR content and which has a 3D position different to a position of the cybernaut in association with a dynamic 3D position of the cybernaut and with a dynamic viewpoint of a service sensor.

Method and apparatus for providing realistic 2D/3D AR experience service based on video image

An apparatus for generating a 3D printing model using multiple textures includes a template model storage unit configured to store template models that are 3D models previously manufactured to be printable, a 3D model conversion unit configured to, upon receiving a 3D input model and a texture image, perform mesh deformation on the template model stored in the template model storage unit by using geometric information about the 3D input model, a texture processing unit configured to assign the texture image to the 3D model having being subjected to the mesh deformation, and a 3D printing model output unit configured to output a geometric model and a texture image of the template model which are finally calculated.

Apparatus and method for generating 3D printing model using multiple textures

An apparatus for generating a 3-dimensional face model includes a multi-view image capturer configured to sense a motion of the mobile device and automatically capture still images from two or more directions; and a 3D model generator configured to generate a 3D face mode using the two or more still images obtained by the multi-view image capturer.

Apparatus and method for generating 3D face model using mobile device

The present invention relates to a particle beam mass spectrometer and particle measurement method by means of same. More particularly, the present invention relates to a particle beam mass spectrometer including: a particle focusing unit focusing a particle beam induced by gas flow; an electron gun forming a charged particle beam by accelerating thermal electrons to ionize the particle beam focused by the particle focusing unit; a deflector deflecting the charged particle beam according to kinetic energy to charge ratio; and a sensing unit measuring a current induced by the deflected charged particle beam, wherein the deflector includes at least one particle beam separation electrode provided at each of opposite sides with respect to a progress axis of the charged particle beam before being deflected.

Particle beam mass spectrometer and particle measurement method by means of same

An apparatus and method for editing three-dimensional (3D) building data. The apparatus for editing the 3D building data includes an input unit configured to obtain 3D scan data of a building, and a processor configured to divide the obtained 3D scan data of the building in units of construction components.

Apparatus and method for editing three-dimensional building data

According to one embodiment of the present invention, an ion source includes: an anode tube in which gas flowing in through one side is ionized and discharged to the other side and in which a slit is formed on the outer circumference thereof; a filament which emits thermal electrons toward the slit so as to ionize the gas; and a diffusion-preventing body arranged between the filament and the slit and having at least one hole through which the thermal electrons can pass so as to reduce the diffusion of the thermal electrons flowing into the anode tube.

Ion source, and mass analysis apparatus including same

Growing community of inventors

Daejeon, South Korea

Chang Joon Park