Patents by Inventor Won Chang Lee
Won Chang Lee 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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Publication number: 20240192278Abstract: A battery data management system according to an embodiment disclosed herein includes a communication device obtaining state data of a battery from a battery management system and transmitting the state data of the battery to an outside, a virtual private network (VPN) server receiving the state data of the battery from the communication device through a first network and transmitting the state data of the battery to the outside through a second network, a cloud server receiving the state data of the battery from the VPN server through the second network and transmitting the state data of the battery to the outside through a third network, and a management server managing the state data of the battery, received from the cloud server through the third network.Type: ApplicationFiled: August 26, 2022Publication date: June 13, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Young Chang JO, Jae Kwang JEON, Jeong Bin LEE, Won Kyung KIM
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Publication number: 20240168098Abstract: A bus bar assembly and current measuring device configured to reduce measurement errors through linearity compensation and temperature compensation for the difference in values of two or more measured currents, thereby achieving high-accuracy current measurement, is presented. The present invention discloses a bus bar assembly including: a first conductive plate and a second conductive plate each composed of a plurality of parts; and an insulator formed between the first conductive plate and the second conductive plate, wherein a common first terminal hole is formed at one end of the first conductive plate, one end of the second conductive plate, and one end of the insulator, a common second terminal hole is formed at respective opposite ends of the first conductive plate, the second conductive plate, and the insulator. According to the present invention, stable and highly reliable current measurement is possible through multiple shunt resistors based on a redundancy design.Type: ApplicationFiled: November 20, 2023Publication date: May 23, 2024Applicant: SMART ELECTRONICS INC.Inventors: Hong Il CHAE, Hyun Chang KIM, Kwang Hoon LEE, Won Seok KIM, Hyuk Jae KWON, Young Min SON, Hyeon Chang JEONG
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Publication number: 20240159837Abstract: The present invention provides a battery monitoring method, which is performed by a battery monitoring device, including: measuring a first voltage drop across both ends of a first shunt resistor of a bus bar electrically connected to a battery and a second voltage drop across both ends of a second shunt resistor, which is in parallel or serial connection with the first shunt resistor; calculating a first current and a second current flowing, respectively, through the first shunt resistor and the second shunt resistor using a first voltage drop value and a second voltage drop value; and determining a state of the battery using a difference between a first current value and a second current value. According to the present invention, it is possible to increase the reliability of monitoring information related to the battery's state by utilizing current values that have undergone linearity compensation and temperature compensation.Type: ApplicationFiled: November 9, 2023Publication date: May 16, 2024Applicant: SMART ELECTRONICS INC.Inventors: Hong Il CHAE, Hyun Chang KIM, Kwang Hoon LEE, Won Seok KIM, Hyuk Jae KWON, Young Min SON, Hyeon Chang JEONG
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Publication number: 20240098275Abstract: A method for decoding an image based on an intra prediction, comprising: obtaining a first prediction pixel of a first region in a current block by using a neighboring pixel adjacent to the current block; obtaining a second prediction pixel of a second region in the current block by using the first prediction pixel of the first region; and decoding the current block based on the first and the second prediction pixels.Type: ApplicationFiled: November 15, 2023Publication date: March 21, 2024Inventors: Je Chang JEONG, Ki Baek KIM, Won Jin LEE, Hye Jin SHIN, Jong Sang YOO, Jang Hyeok YUN, Kyung Jun LEE, Jae Hun KIM, Sang Gu LEE
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Publication number: 20220351076Abstract: Provided is a personalized node ranking (PNR) system and method using random walk. In detail, a personalized ranking method using random walk includes verifying whether propagation of a positive score or a negative score of a currently-visiting node is trustworthy based on an edge sign between a seed node and a next-visiting node predicted by using a classification model, and when the propagation is trustworthy according to the verification, propagating a score by using a first score propagation method based on balance theory, and when the propagation is untrustworthy according to the verification, propagating a score by using a second score propagation method based on a ratio between a balanced triangle and an unbalanced triangle of a signed network.Type: ApplicationFiled: April 28, 2022Publication date: November 3, 2022Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Sang Wook KIM, Yeon Chang LEE, Won Chang LEE
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Patent number: 10713993Abstract: It is an aspect of the present disclosure to provide an image processing apparatus, a display apparatus and a method of controlling of the display apparatus capable of preventing a rapid decrease in the image quality of image data. In accordance with an example aspect of the present disclosure, a display apparatus comprises: a plurality of image processing modules, each image processing module configured to perform an image processing process; a controller configured to output image data processed by any one image processing module of the plurality of image processing modules, based on state information of the plurality of image processing modules; and a display configured to display the output image data.Type: GrantFiled: September 19, 2017Date of Patent: July 14, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Yong Seok Choi, Do-Hyung Kim, Joon Ho Song, Sang Jo Lee, Won Chang Lee
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Publication number: 20180090047Abstract: It is an aspect of the present disclosure to provide an image processing apparatus, a display apparatus and a method of controlling of the display apparatus capable of preventing a rapid decrease in the image quality of image data. In accordance with an example aspect of the present disclosure, a display apparatus comprises: a plurality of image processing modules, each image processing module configured to perform an image processing process; a controller configured to output image data processed by any one image processing module of the plurality of image processing modules, based on state information of the plurality of image processing modules; and a display configured to display the output image data.Type: ApplicationFiled: September 19, 2017Publication date: March 29, 2018Inventors: Yong Seok CHOI, Do-Hyung KIM, Joon Ho SONG, Sang Jo LEE, Won Chang LEE
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Publication number: 20180054383Abstract: A digital signal processor (DSP) interface apparatus capable of variably setting an interconnection between a DSP and a plurality of hardware devices and a method of controlling the same are provided. The DSP interface apparatus includes a path setter configured to set a data transmission path between at least one of a plurality of hardware devices and a DSP; and a controller configured to control the path setter to set the data transmission path by connecting at least one of a plurality of operation parts and a memory of the DSP and at least one of the plurality of hardware devices based on predetermined configuration information.Type: ApplicationFiled: August 16, 2017Publication date: February 22, 2018Inventors: Won Chang LEE, Joon Ho SONG, Yong Seok CHOI
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Patent number: 9875178Abstract: A method of controlling a cache memory includes receiving location information of one piece of data included in a data block and size information of the data block; mapping the data block onto cache memory by using the location information and the size information; and selecting at least one unit cache out of unit caches included in the cache memory based on the mapping result.Type: GrantFiled: September 25, 2014Date of Patent: January 23, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-chang Lee, Do-hyung Kim, Si-hwa Lee
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Patent number: 9214207Abstract: A data decoding apparatus is provided, which includes at least one processor block, at least one hardware block, and a memory processing unit to control the at least one processor block or the at least one hardware block to access a memory and to read or write data with minimum delay.Type: GrantFiled: October 26, 2012Date of Patent: December 15, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Won Chang Lee
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Publication number: 20150149578Abstract: Provided are a storage device and a method of distributed processing of multimedia data. In the method, the storage device stores multimedia data, initiates an interface configured to share data between a host and the storage device, receives a multimedia data request from the host, processes the multimedia data based on the received multimedia data request, and transmits the processed multimedia data to the host through the interface.Type: ApplicationFiled: November 26, 2014Publication date: May 28, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-soo KIM, Seung-won LEE, Won-chang LEE, Jong-hun LEE, Chae-seok IM
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Patent number: 9031261Abstract: A system for controlling a volume of a broadcast advertisement including an advertisement agency server, a broadcaster server, a monitoring apparatus, and an advertisement company server, which are connected through a wire or wireless communication network is provided. The advertisement agency server includes an advertisement material storage unit, an advertisement material conversion unit, an advertisement watermark generation unit, a format conversion unit, and a cost calculation unit.Type: GrantFiled: January 29, 2013Date of Patent: May 12, 2015Assignee: Korea Broadcast Advertising CorporationInventor: Won-Chang Lee
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Patent number: 9020286Abstract: An apparatus and a method for dividing image data into partition slices and encoding and decoding the image data based on a correlation between macroblocks are provided. The macroblocks may be decoded in parallel and thus, it is possible to improve an overall image quality and processing speed.Type: GrantFiled: July 13, 2011Date of Patent: April 28, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Won Chang Lee, Joon Ho Song, Sang Jo Lee
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Publication number: 20150092858Abstract: Disclosed is a method of processing image signals stored in a memory using a direct memory access (DMA) in a system including a digital signal processor (DSP). The method includes receiving, by the DMA which is located within a hardware block, data from a memory which is located outside the hardware block, transmitting the received data to a programmable filter, which is located inside the hardware block, through a transmission path inside the hardware block, and filtering, by the programmable filter which stores filter information, the received data using the filter information.Type: ApplicationFiled: September 30, 2014Publication date: April 2, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-chang LEE, Do-hyung KIM, Si-hwa LEE
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Publication number: 20150095545Abstract: A method of controlling a cache memory includes receiving location information of one piece of data included in a data block and size information of the data block; mapping the data block onto cache memory by using the location information and the size information; and selecting at least one unit cache out of unit caches included in the cache memory based on the mapping result.Type: ApplicationFiled: September 25, 2014Publication date: April 2, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-chang LEE, Do-hyung KIM, Si-hwa LEE
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Patent number: 8948528Abstract: A method and apparatus for restoring an image by copying a memory may include determining whether to perform an interpolation operation based on block information, and restoring a current image using a reference image depending on whether to perform the interpolation operation.Type: GrantFiled: September 6, 2012Date of Patent: February 3, 2015Assignees: Samsung Electronics Co., Ltd., Industry-Academia Cooperation Group of Sejong UniversityInventors: Jin Soo Cho, Gi Ho Park, Won Chang Lee, Shi Hwa Lee, Do Hyung Kim, Joon Ho Song
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Patent number: 8937624Abstract: A memory access address translating apparatus and method may each classify pixels included in an input image into a plurality of tiles, and may generate a new memory for each of the successive tiles to enable the successive tiles, among a plurality of tiles, to be stored in different banks.Type: GrantFiled: November 16, 2011Date of Patent: January 20, 2015Assignees: Samsung Electronics Co., Ltd., Industry-Academia Cooperation Group of Sejong UniversityInventors: Gi Ho Park, Won Chang Lee, Shi Hwa Lee, Do Hyung Kim, Joon Ho Song, Sung Uk Jeong
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Patent number: 8930436Abstract: Provided is an apparatus and method of dynamically distributing load occurring in multiple cores that may determine a corresponding core to perform functions constituting an application program, thereby enhancing the entire processing rate.Type: GrantFiled: October 6, 2010Date of Patent: January 6, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Min Soo Kim, Shi Hwa Lee, Do Hyung Kim, Joon Ho Song, Sang Jo Lee, Won Chang Lee, Doo Hyun Kim
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Publication number: 20140313213Abstract: A memory apparatus may include a tile generator configured to generate a plurality of tiles by dividing a plurality of pixels constituting input data based on a predetermined pixel unit, and a tile storage configured to store the plurality of tiles by sequentially enumerating luminance information and chrominance information about pixels included in the plurality of tiles.Type: ApplicationFiled: November 19, 2013Publication date: October 23, 2014Applicants: Industry-Academia Cooperation Group Of Sejong University, Samsung Electronics Co., Ltd.Inventors: Won Chang LEE, Gi Ho Park, Do Hyung Kim, Shi Hwa Lee, Seong Uk Jeong
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Publication number: 20130286007Abstract: An apparatus and a method for formatting a stereoscopic image in an electronic device rotating a left image and a right image of a 2-D image by first rotation degrees in a reference direction, storing the images in the first buffer, alternately arranging the left image and the right image stored in the first buffer based on a reference size, and formatting the stereoscopic image by rotating the left image and the right image alternately arranged based on the reference size, by second rotation degrees in the reference direction.Type: ApplicationFiled: April 24, 2013Publication date: October 31, 2013Applicant: Samsung Electronics Co., Ltd.Inventor: Won-Chang LEE