Patents by Inventor Dong Chang
Dong Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12003753Abstract: The present invention relates to image processing, and more particularly, to a video coding/decoding method using a clipped motion vector and an apparatus thereof. An embodiment of the present invention relates to a method of decoding an image. The method includes clipping a motion vector of a reference picture in a predetermined dynamic range to generate a clipped motion vector, storing the clipped motion vector in a buffer, deriving a motion vector of a coding treeblock using the motion vector stored in the buffer, and performing inter prediction decoding process using the motion vector of the coding treeblock. According to the exemplary embodiment of the present invention, a size of a memory required for storing motion vectors may be reduced.Type: GrantFiled: March 25, 2020Date of Patent: June 4, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Sung Chang Lim, Hui Yong Kim, Se Yoon Jeong, Suk Hee Cho, Dong San Jun, Jong Ho Kim, Ha Hyun Lee, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Patent number: 12001755Abstract: An apparatus and a method for caring emotion of a driver based on a vehicle sound, may include a detector configured to detect driving information of the vehicle and body information of a user, a non-transitory storage to store instructions, and a processor to execute the instructions. The processor determines an emotional status of the driver by use of at least one of the driving information or the body information, to generate a healing sound by designing a virtual sound based on the driving information and the emotional status of the driver, and to generate and output the healing sound.Type: GrantFiled: October 27, 2021Date of Patent: June 4, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Ki Chang Kim, Eun Soo Jo, Tae Kun Yun, Sang Jin Hong, Dong Chul Park, Kyoung Jin Chang, Ju In Kim, Jin Sung Lee, Myung Hwan Yun, Sung Ho Kim
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Publication number: 20240174137Abstract: A full-flat rear seat is a collapsible full-flat rear seat including a seatback board mounted on a rear surface of a backrest of the rear seat of a vehicle and providing a flat support surface together with a luggage board of the vehicle in being selectively unfolded, when the rear seat rotates, and the seatback board includes: a center seatback board mounted on a rear surface of the rear seat of the vehicle; an upper seatback board provided at an upper side of the center seatback board and configured to move relative to the center seatback board; and a lower seatback board provided at a lower side of the center seatback board and hinged thereto and configured to hingedly rotate toward one surface of the center seatback board.Type: ApplicationFiled: January 26, 2023Publication date: May 30, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Young Dong KIM, Jae Eun CHANG, Qi Jiang LI
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Patent number: 11996519Abstract: A gel composition, in particular a gelled electrolyte, comprising: i) fumed alumina particles, wherein the mean primary particle size of the particle is from 5 to 50 nm and the BET specific surface area is from 40 to 400 m2/g; ii) at least two organic solvents; and iii) a lithium salt; wherein the amount of the alumina particles is 0.2-10% by weight based on the total weight of the gel composition. A method to prepare a gelled electrolyte, a Li-ion battery, a Li-ion battery and a device are also provided.Type: GrantFiled: September 9, 2019Date of Patent: May 28, 2024Assignee: Evonik Operations GmbHInventors: Shasha Su, Jinhua Jiang, Jing Feng, Dong Wang, Yuan-Chang Huang, Jun Yang, Bin Lei, Zhixin Xu
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Patent number: 11996403Abstract: Embodiments disclosed herein include semiconductor devices and methods of forming such devices. In an embodiment, a semiconductor device comprises a semiconductor substrate and a source. The source has a first conductivity type and a first insulator separates the source from the semiconductor substrate. The semiconductor device further comprises a drain. The drain has a second conductivity type that is opposite from the first conductivity type, and a second insulator separates the drain from the semiconductor substrate. In an embodiment, the semiconductor further comprises a semiconductor body between the source and the drain, where the semiconductor body is spaced away from the semiconductor substrate.Type: GrantFiled: December 13, 2019Date of Patent: May 28, 2024Assignee: Intel CorporationInventors: Nidhi Nidhi, Rahul Ramaswamy, Walid M. Hafez, Hsu-Yu Chang, Ting Chang, Babak Fallahazad, Tanuj Trivedi, Jeong Dong Kim, Ayan Kar, Benjamin Orr
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Publication number: 20240169702Abstract: An image recognition edge device is provided, which includes a memory and a processor. The processor accesses multiple instructions to perform the following operations: downsampling an input image to generate a downsampled image; inputting the downsampled image into an object recognition model through multiple convolutional layers thereby sequentially generating multiple feature tensors; selecting a part of the feature tensors to form a first feature tensor pyramid; selecting another part of the feature tensors to form a second feature tensor pyramid; inputting the first feature tensor pyramid and the second feature tensor pyramid into a combined fully connected layer, generating a first image detection label by a first fully connected output layer based on the first feature tensor pyramid, and generating a second image detection label by the second fully connected output layer based on the second feature tensor pyramid.Type: ApplicationFiled: November 28, 2022Publication date: May 23, 2024Inventor: Jun-Dong CHANG
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Publication number: 20240160400Abstract: In a sound system that uses over-the-air (OTA), a blockchain platform server is configured to support performance of a virtual sound transaction in a virtual environment. An OTA server is configured to manage a virtual sound transmitted from the blockchain platform server. A vehicle communication control device is configured to perform wireless communication with the OTA server. The vehicle communication control device is configured to download the virtual sound from the OTA server, determine whether the virtual sound is similar to a predetermined specific sound, perform an OTA state test of the virtual sound when the virtual sound is not similar to the predetermined specific sound, and control a sound processing device to play the virtual sound when the virtual sound passes the OTA state test.Type: ApplicationFiled: March 24, 2023Publication date: May 16, 2024Inventors: Ki Chang Kim, Dong Chul Park, Eun Soo Jo, Sang Jin Hong
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Publication number: 20240163466Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. Coding decision information of a representative channel of a target block is shared as coding decision information of a target channel of the target block, and decoding of the target block is performed using the coding decision information of the target channel. Since the coding decision information of the representative channel is shared with an additional channel, repeated signaling of identical coding decision information may be prevented. By means of this prevention, the efficiency of encoding and decoding of the target block or the like may be improved.Type: ApplicationFiled: December 27, 2023Publication date: May 16, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, RESEARCH AND BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Dong-San JUN, Jung-Won Kang, Hyunsuk Ko, Sung-Chang Lim, Jin-Ho Lee, Ha-Hyun Lee, Byeung-Woo Jeon, Hui-Yong Kim, Jee-Yoon Park
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Publication number: 20240156962Abstract: A method for assessing responsiveness of a subject to a treatment comprising T cells expressing a bivalent BCMA-targeting chimeric antigen receptor (CAR), comprising administering to the subject the T cells, and assessing the responsiveness of the subject to the treatment based on time length the subject maintains minimal residual disease (MRD) negative status.Type: ApplicationFiled: November 1, 2023Publication date: May 16, 2024Applicants: LEGEND BIOTECH USA INC., JANSSEN BIOTECH, INC.Inventors: Lida PACAUD, Muhammad AKRAM, Dong GENG, Jordan SCHECTER, Carolyn Chang JACKSON, Enrique ZUDAIRE UBANI, Deepu MADDURI
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Patent number: 11985829Abstract: A switching element comprising: a first gate dielectric layer formed over a substrate; a second gate dielectric layer formed over the first gate dielectric layer to overlap a part of the first gate dielectric layer, and including a ferroelectric material; a second gate electrode formed over the second gate dielectric layer; and a first gate electrode located between the first and second gate dielectric layers, and configured to control the second gate dielectric layer to selectively have negative capacitance.Type: GrantFiled: February 23, 2021Date of Patent: May 14, 2024Assignee: SK hynix Inc.Inventors: Dong Uk Lee, Hae Chang Yang
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Publication number: 20240155150Abstract: The present invention relates to a method for encoding and decoding an image. The method for decoding an image includes: deriving an initial motion vector from a merge candidate list of a current block; deriving a refined motion vector using the initial motion vector; and generating a prediction block of the current block using the refined motion vector.Type: ApplicationFiled: January 10, 2024Publication date: May 9, 2024Inventors: Ha Hyun LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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Publication number: 20240155110Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.Type: ApplicationFiled: January 12, 2024Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Won KANG, Sung Chang LIM, Hyun Suk KO, Ha Hyun LEE, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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Publication number: 20240155117Abstract: An image encoding/decoding method and apparatus for performing representative sample-based intra prediction are provided. An image decoding method may comprise deriving an intra prediction mode of a current block, configuring a reference sample of the current block, and performing intra prediction for the current block based on the intra prediction mode and the reference sample, wherein the intra prediction is representative sample-based prediction.Type: ApplicationFiled: January 12, 2024Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
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Publication number: 20240151768Abstract: Disclosed are a signal processing method and an abnormal sound detection system. First, a neural network model is trained, including: (a) randomly selecting a plurality of sample signals from a training database to obtain a combined signal, wherein the training database includes the first sample set belonging to the first classification label and the second sample set belonging to the second classification label, and the number of selected sample signals conforms to the preset number; repeating the said step to obtain a plurality of combined signals and using the combined signals to train the neural network model. Then, a sound signal received from a sound receiving apparatus is inputted to the trained neural network model to output a probability value, and a corresponding notification signal is outputted based on the probability value.Type: ApplicationFiled: September 12, 2023Publication date: May 9, 2024Applicant: GlobalWafers Co., Ltd.Inventors: Yue-Dong Chen, You-Siang Chen, Chun-Yu Chang, Mingsian Bai, Yu-Lun Deng
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Patent number: 11974115Abstract: An active sound design (ASD) tuning device and a method thereof may include an ASD device that generates a virtual engine sound for each vehicle situation and a control device that outputs a composite sound by correcting and synthesizing the virtual engine sound and an internal sound measured for each vehicle situation based on a binaural vehicle impulse response (BVIR).Type: GrantFiled: September 8, 2021Date of Patent: April 30, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ki Chang Kim, Dong Chul Park, Eun Soo Jo, Jin Sung Lee
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Patent number: 11972726Abstract: A light emitting display device includes a light emitting diode including a first electrode and a second electrode to which a driving voltage is applied, a driving transistor, a second transistor receiving a data voltage and connected to a D node, a storage capacitor connected to the driving transistor and an N node, a hold capacitor connected to the D node and the N node, a third transistor connected to the D node and the driving transistor, a fourth transistor receiving a reference voltage and connected to the driving transistor, a fifth transistor connected to the driving transistor and the N node, a sixth transistor receiving a driving low voltage and connected to the driving transistor, a seventh transistor receiving an initialization voltage and connected the driving transistor, and an eighth transistor connected to the driving transistor and the first electrode of the light emitting diode.Type: GrantFiled: November 21, 2022Date of Patent: April 30, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung Chang Yu, Hyun Joon Kim, Hae Min Kim, Myunghoon Park, Dong-Hoon Lee
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Publication number: 20240137511Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.Type: ApplicationFiled: January 4, 2024Publication date: April 25, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jin-Ho LEE, Jung-Won KANG, Hyunsuk KO, Sung-Chang LIM, Dong-San JUN, Ha-Hyun LEE, Seung-Hyun CHO, Hui-Yong KIM, Hae-Chul CHOI, Dae-Hyeok GWON, Jae-Gon KIM, A-Ram BACK
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Publication number: 20240137507Abstract: The present invention relates to a video encoding/decoding method and apparatus. The video decoding method according to the present invention may comprise decoding filter information on a coding unit; classifying samples in the coding unit into classes on a per block classification unit basis; and filtering the coding unit having the samples classified into the classes on a per block classification unit basis by using the filter information.Type: ApplicationFiled: December 28, 2023Publication date: April 25, 2024Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Dong San JUN, Hyun Suk KO, Jin Ho LEE, Hui Yong KIM
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Publication number: 20240137503Abstract: An image encoding/decoding method is disclosed. A method of decoding an image, the method comprising, deriving an intra prediction mode for a current block, decoding at least one original sample that is present in a rightmost column and a bottommost row (a bottom row) of the current block, constructing a reference sample by using the at least one decoded original sample and performing intra prediction on the current block by using the constructed reference sample.Type: ApplicationFiled: January 3, 2024Publication date: April 25, 2024Inventors: Hyun Suk KO, Jin Ho LEE, Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
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Patent number: 11968856Abstract: Exemplary subpixel structures include a directional light-emitting diode structure characterized by a full-width-half-maximum (FWHM) of emitted light having a divergence angle of less than or about 10°. The subpixel structure further includes a lens positioned a first distance from the light-emitting diode structure, where the lens is shaped to focus the emitted light from the light-emitting diode structure. The subpixel structure still further includes a patterned light absorption barrier positioned a second distance from the lens. The patterned light absorption barrier defines an opening in the barrier, and the focal point of the light focused by the lens is positioned within the opening. The subpixels structures may be incorporated into a pixel structure, and pixel structures may be incorporated into a display that is free of a polarizer layer.Type: GrantFiled: October 4, 2021Date of Patent: April 23, 2024Assignee: Applied Materials, Inc.Inventors: Chung-Chih Wu, Po-Jui Chen, Hoang Yan Lin, Guo-Dong Su, Wei-Kai Lee, Chi-Jui Chang, Wan-Yu Lin, Byung Sung Kwak, Robert Jan Visser