Patents by Inventor Jin-Woo Hong
Jin-Woo Hong 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: 10575016Abstract: Provided is an apparatus and method for encoding/decoding a moving picture based on adaptive scanning. The moving picture apparatus and method can increase a compression rate based on adaptive scanning by performing intra prediction onto blocks of a predetermined size, and scanning coefficients acquired from Discrete Cosine Transform (DCT) of a residue signal and quantization differently according to the intra prediction mode. The moving picture encoding apparatus includes: a mode selector for selecting and outputting a prediction mode; a predictor for predicting pixel values of pixels to be encoded of an input video based on the prediction mode to thereby output a residue signal block; a transform/quantization unit for performing DCT onto the residue signal block and quantizing the transformed residue signal block; and an encoder for adaptively scanning and encoding the quantized residue signal block based on the prediction mode.Type: GrantFiled: December 11, 2018Date of Patent: February 25, 2020Assignee: Electronics and Telecommunications Research InstituteInventors: Jeong-Il Seo, Wook-Joong Kim, Kyu-Heon Kim, Kyeong-Ok Kang, Jin-Woo Hong, Yung-Lyul Lee, Ki-Hun Han, Jae-Ho Hur, Dong-Gyu Sim, Seoung-Jun Oh
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Publication number: 20200053017Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: ApplicationFiled: October 16, 2019Publication date: February 13, 2020Applicants: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki KIM, Jeong-Ju YOO, Jin-Woo HONG, Kwang-Deok SEO, Hong-Rae LEE
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Publication number: 20200045333Abstract: Provided is an image encoding/decoding apparatus and method. The image encoding apparatus may include a motion vector prediction unit to perform a prediction with respect to an arbitrary motion vector of a current block within an image, using at least one of vector information of a motion vector corresponding to an adjacent block and vector information of a previous motion vector of the current block, and a differential determination unit to determine differential information of a motion vector of the current block based on the motion vector predicted in the motion vector prediction unit and an actual motion vector of the current block.Type: ApplicationFiled: October 10, 2019Publication date: February 6, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Hae-Chul CHOI, Se Yoon JEONG, Sukhee CHO, Hui Yong KIM, Jinho LEE, Hahyun LEE, Sung-Chang LIM, Jongho KIM, Jin Soo CHOI, Jin Woo HONG, Jin Woong KIM
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Publication number: 20200045332Abstract: Provided is an image encoding/decoding apparatus and method. The image encoding apparatus may include a motion vector prediction unit to perform a prediction with respect to an arbitrary motion vector of a current block within an image, using at least one of vector information of a motion vector corresponding to an adjacent block and vector information of a previous motion vector of the current block, and a differential determination unit to determine differential information of a motion vector of the current block based on the motion vector predicted in the motion vector prediction unit and an actual motion vector of the current block.Type: ApplicationFiled: October 10, 2019Publication date: February 6, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Hae-Chul CHOI, Se Yoon JEONG, Sukhee CHO, Hui Yong KIM, Jinho LEE, Hahyun LEE, Sung-Chang LIM, Jongho KIM, Jin Soo CHOI, Jin Woo HONG, Jin Woong KIM
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Publication number: 20200045334Abstract: Provided is an image encoding/decoding apparatus and method. The image encoding apparatus may include a motion vector prediction unit to perform a prediction with respect to an arbitrary motion vector of a current block within an image, using at least one of vector information of a motion vector corresponding to an adjacent block and vector information of a previous motion vector of the current block, and a differential determination unit to determine differential information of a motion vector of the current block based on the motion vector predicted in the motion vector prediction unit and an actual motion vector of the current block.Type: ApplicationFiled: October 10, 2019Publication date: February 6, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Hae-Chul CHOI, Se Yoon JEONG, Sukhee CHO, Hui Yong KIM, Jinho LEE, Hahyun LEE, Sung-Chang LIM, Jongho KIM, Jin Soo CHOI, Jin Woo HONG, Jin Woong KIM
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Publication number: 20200045331Abstract: Provided is an image encoding/decoding apparatus and method. The image encoding apparatus may include a motion vector prediction unit to perform a prediction with respect to an arbitrary motion vector of a current block within an image, using at least one of vector information of a motion vector corresponding to an adjacent block and vector information of a previous motion vector of the current block, and a differential determination unit to determine differential information of a motion vector of the current block based on the motion vector predicted in the motion vector prediction unit and an actual motion vector of the current block.Type: ApplicationFiled: October 10, 2019Publication date: February 6, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Hae-Chul CHOI, Se Yoon JEONG, Sukhee CHO, Hui Yong KIM, Jinho LEE, Hahyun LEE, Sung-Chang LIM, Jongho KIM, Jin Soo CHOI, Jin Woo HONG, Jin Woong KIM
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Patent number: 10523376Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: GrantFiled: September 5, 2018Date of Patent: December 31, 2019Assignees: Electronics and Telecommunications Research Institute, Yonsei University Wonju Industry-Academic Cooperation FoundationInventors: Chang Ki Kim, Kwang Deok Seo, Jeong Ju Yoo, Jin Woo Hong
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Publication number: 20190385621Abstract: Provided is an encoding apparatus for integrally encoding and decoding a speech signal and a audio signal, and may include: an input signal analyzer to analyze a characteristic of an input signal; a stereo encoder to down mix the input signal to a mono signal when the input signal is a stereo signal, and to extract stereo sound image information; a frequency band expander to expand a frequency band of the input signal; a sampling rate converter to convert a sampling rate; a speech signal encoder to encode the input signal using a speech encoding module when the input signal is a speech characteristics signal; a audio signal encoder to encode the input signal using a audio encoding module when the input signal is a audio characteristic signal; and a bitstream generator to generate a bitstream.Type: ApplicationFiled: August 30, 2019Publication date: December 19, 2019Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Kwangwoon University Industry-Academic Collaboration FoundationInventors: Tae Jin LEE, Seung-Kwon BAEK, Min Je KIM, Dae Young JANG, Jeongil SEO, Kyeongok KANG, Jin-Woo HONG, Hochong PARK, Young-Cheol PARK
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Patent number: 10499064Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.Type: GrantFiled: October 16, 2017Date of Patent: December 3, 2019Assignees: Electronics and Telecommunications Research Institute, Kwangwoon University Research Institute for Industry Cooperation, Industry-Academia Cooperation Group of Sejong UniversityInventors: Se-Yoon Jeong, Hae-Chul Choi, Jeong-Il Seo, Seung-Kwon Beack, In-Seon Jang, Jae-Gon Kim, Kyung-Ae Moon, Dae-Young Jang, Jin-Woo Hong, Jin-Woong Kim, Yung-Lyul Lee, Dong-Gyu Sim, Seoung-Jun Oh, Chang-Beom Ahn, Dae-Yeon Kim, Dong-Kyun Kim
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Patent number: 10484294Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: GrantFiled: October 11, 2018Date of Patent: November 19, 2019Assignees: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki Kim, Jeong-Ju Yoo, Jin-Woo Hong, Kwang-Deok Seo, Hong-Rae Lee
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Patent number: 10484706Abstract: Provided is an image encoding/decoding apparatus and method. The image encoding apparatus may include a motion vector prediction unit to perform a prediction with respect to an arbitrary motion vector of a current block within an image, using at least one of vector information of a motion vector corresponding to an adjacent block and vector information of a previous motion vector of the current block, and a differential determination unit to determine differential information of a motion vector of the current block based on the motion vector predicted in the motion vector prediction unit and an actual motion vector of the current block.Type: GrantFiled: December 31, 2018Date of Patent: November 19, 2019Assignee: Electronics and Telecommunications Research InstituteInventors: Hae-Chul Choi, Se Yoon Jeong, Sukhee Cho, Hui Yong Kim, Jinho Lee, Hahyun Lee, Sung-Chang Lim, Jongho Kim, Jin Soo Choi, Jin Woo Hong, Jin Woong Kim
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Patent number: 10469840Abstract: Provided is a video encoding apparatus, including a signal separator to separate a differential image block into a first domain and a second domain, based on a boundary line included in the differential image block, the differential image block indicating a difference between an original image and a prediction image with respect to the original image, a transform encoder to perform a transform encoding with respect to the first domain using a discrete cosine transform (DCT), a quantization unit to quantize an output of the transform encoding unit in a frequency domain, a space domain quantization unit to quantize the second domain in a space domain, and an entropy encoder to perform an entropy encoding using outputs of the quantization unit and the space domain quantization unit.Type: GrantFiled: March 22, 2018Date of Patent: November 5, 2019Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, KWANGWOON UNIVERSITY INDUSTRY-ACADEMIC COLLABORATION FOUNDATION, KOREA-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Sung-Chang Lim, Ha Hyun Lee, Hui Yong Kim, Se Yoon Jeong, Suk Hee Cho, Hae Chul Choi, Jong Ho Kim, Jin Ho Lee, Jin Soo Choi, Jin Woo Hong, Dong Gyu Sim, Seoung Jun Oh, Gwang Hoon Park, Mun Churl Kim, Neung Joo Hwang, Sea Nae Park
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Publication number: 20190297331Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.Type: ApplicationFiled: June 12, 2019Publication date: September 26, 2019Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Research Institute for Industry Cooperation, Industry-Academia Cooperation Group of Sejong UniversityInventors: Se-Yoon JEONG, Hae-Chul CHOI, Jeong-Il SEO, Seung-Kwon BEACK, In-Seon JANG, Jae-Gon KIM, Kyung-Ae MOON, Dae-Young JANG, Jin-Woo HONG, Jin-Woong KIM, Yung-Lyul LEE, Dong-Gyu SIM, Seoung-Jun OH, Chang-Beom AHN, Dae-Yeon KIM, Dong-Kyun KIM
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Patent number: 10419752Abstract: Provided are an image encoding method and device. When carrying out image encoding for a block within a slice, at least one block in a restored block of the slice is set as a reference block. When this is done, the encoding parameters of the reference block are distinguished, and the block to be encoded is encoded adaptively based on the encoding parameters.Type: GrantFiled: December 16, 2010Date of Patent: September 17, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sung Chang Lim, Jong Ho Kim, Hae Chul Choi, Hui Yong Kim, Ha Hyun Lee, Jin Ho Lee, Se Yoon Jeong, Suk Hee Cho, Jin Soo Choi, Jin Woo Hong, Jin Woong Kim
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Publication number: 20190281305Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.Type: ApplicationFiled: April 18, 2019Publication date: September 12, 2019Inventors: Hae Chul CHOI, Se Yoon JEONG, Sung-Chang LIM, Jin Soo CHOI, Jin Woo HONG, Dong Gyu SIM, Seoung-Jun OH, Chang-Beom AHN, Gwang Hoon PARK, Seung Ryong KOOK, Sea-Nae PARK, Kwang-Su JEONG
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Patent number: 10410646Abstract: A multi-object audio encoding and decoding apparatus supporting a post downmix signal may be provided. The multi-object audio encoding apparatus may include: an object information extraction and downmix generation unit to generate object information and a downmix signal from input object signals; a parameter determination unit to determine a downmix information parameter using the extracted downmix signal and the post downmix signal; and a bitstream generation unit to combine the object information and the downmix information parameter, and to generate an object bitstream.Type: GrantFiled: June 16, 2017Date of Patent: September 10, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jeongil Seo, Seungkwon Beack, Kyeongok Kang, Jin Woo Hong, Jinwoong Kim, Chieteuk Ahn, Kwangki Kim, Minsoo Hahn
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Patent number: 10403293Abstract: Provided is an encoding apparatus for integrally encoding and decoding a speech signal and a audio signal, and may include: an input signal analyzer to analyze a characteristic of an input signal; a stereo encoder to down mix the input signal to a mono signal when the input signal is a stereo signal, and to extract stereo sound image information; a frequency band expander to expand a frequency band of the input signal; a sampling rate converter to convert a sampling rate; a speech signal encoder to encode the input signal using a speech encoding module when the input signal is a speech characteristics signal; a audio signal encoder to encode the input signal using a audio encoding module when the input signal is a audio characteristic signal; and a bitstream generator to generate a bitstream.Type: GrantFiled: November 13, 2017Date of Patent: September 3, 2019Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, KWANGWOON UNIVERITY INDUSTRY-ACADEMIC COLLABORATION FOUNDATIONInventors: Tae Jin Lee, Seung-Kwon Baek, Min Je Kim, Dae Young Jang, Jeongil Seo, Kyeongok Kang, Jin-Woo Hong, Hochong Park, Young-Cheol Park
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Publication number: 20190261004Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.Type: ApplicationFiled: April 18, 2019Publication date: August 22, 2019Inventors: Hae Chul CHOI, Se Yoon JEONG, Sung-Chang LIM, Jin Soo CHOI, Jin Woo HONG, Dong Gyu SIM, Seoung-Jun OH, Chang-Beom AHN, Gwang Hoon PARK, Seung Ryong KOOK, Sea-Nae PARK, Kwang-Su JEONG
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Publication number: 20190252393Abstract: A semiconductor device and method for fabricating the same are provided. The semiconductor device includes a substrate including a cell region, a core region, and a boundary region between the cell region and the core region, a boundary element isolation layer in the boundary region of the substrate to separate the cell region from the core region, a high-k dielectric layer on at least a part of the boundary element isolation layer and the core region of the substrate, a first work function metal pattern comprising a first extension overlapping the boundary element isolation layer on the high-k dielectric layer, and a second work function metal pattern comprising a second extension overlapping the boundary element isolation layer on the first work function metal pattern, wherein a first length of the first extension is different from a second length of the second extension.Type: ApplicationFiled: April 23, 2019Publication date: August 15, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Ki Wook JUNG, Dong Oh KIM, Seok Han PARK, Chan Sic YOON, Ki Seok LEE, Ho ln LEE, Ju Yeon JANG, Je Min PARK, Jin Woo HONG
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Publication number: 20190215633Abstract: The present research relates to controlling rendering of multi-object or multi-channel audio signals. The present research provides a method and apparatus for controlling rendering of multi-object or multi-channel audio signals based on spatial cues in a process of decoding the multi-object or multi-channel audio signals. To achieve the purpose, the method suggested in the research controls rendering in a spatial cue domain in the process of decoding the multi-object or multi-channel audio signals.Type: ApplicationFiled: March 18, 2019Publication date: July 11, 2019Inventors: Seung-Kwon BEACK, Jeong-Il SEO, Dae-Young JANG, Tae-Jin LEE, Yong-Ju LEE, Jin-Woo HONG, Jin-Woong KIM