Patents by Inventor Sun-Mi Kim

Sun-Mi Kim 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).

  • Patent number: 12606881
    Abstract: One embodiment of the present invention provides: a high toughness high carbon cold rolled steel sheet having excellent formability comprising, by weight %, C: 0.80% to 1.25%, Mn: 0.2% to 0.6%, Si: 0.01% to 0.4%, P: 0.005% to 0.02%, S: 0.01% or less, Al: 0.01% to 0.1%, Cr: 0.01% to 1.0%, Sn: 0.05% to 0.5%, the remainder being Fe and other unavoidable impurities, in which a microstructure includes, by area %, retained austenite: 1% to 10%, martensite: 1% to 10%, ferrite: 5% or less (including 0%), the remainder being bainite, and has an average grain size of 3 ?m to 20 ?m, and an internal oxide layer formed directly below the surface has a thickness of 10 ?m or less; and a method for manufacturing same.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: April 21, 2026
    Assignee: POSCO CO., LTD
    Inventors: Je-Wook Jang, Hak-Jun Kim, Sun-Mi Kim
  • Patent number: 12595539
    Abstract: Provided are a QT heat treated high carbon hot rolled steel sheet, a high carbon cold rolled steel sheet, a QT heat treated high carbon cold rolled steel sheet, and manufacturing methods thereof, wherein the QT heat treated high carbon hot rolled steel sheet comprises, in weight %, C: 1.0-1.4%, Si: 0.1-0.4%, Mn: 0.1-0.8%, Cr: 0.3-11%, W: 0.05-2.5%, P: 0.03% or less, S: 0.03% or less, Al: 0.02% or less, and the balance being Fe and other inevitable impurities, the average size of carbides being 0.1-20 ?m.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: April 7, 2026
    Assignee: POSCO CO., LTD
    Inventors: Sun-Mi Kim, Jae-Hun Choi, Hak-Jun Kim
  • Publication number: 20240076766
    Abstract: Provided are a QT heat treated high carbon hot rolled steel sheet, a high carbon cold rolled steel sheet, a QT heat treated high carbon cold rolled steel sheet, and manufacturing methods thereof, wherein the QT heat treated high carbon hot rolled steel sheet comprises, in weight %, C: 1.0-1.4%, Si: 0.1-0.4%, Mn: 0.1-0.8%, Cr: 0.3-11%, W: 0.05-2.5%, P: 0.03% or less, S: 0.03% or less, Al: 0.02% or less, and the balance being Fe and other inevitable impurities, the average size of carbides being 0.1-20 ?m.
    Type: Application
    Filed: December 10, 2021
    Publication date: March 7, 2024
    Applicant: POSCO Co., Ltd
    Inventors: Sun-Mi KIM, Jae-Hun CHOI, Hak-Jun KIM
  • Publication number: 20240018621
    Abstract: One embodiment of the present invention provides: a high toughness high carbon cold rolled steel sheet having excellent formability comprising, by weight %, C: 0.80% to 1.25%, Mn: 0.2% to 0.6%, Si: 0.01% to 0.4%, P: 0.005% to 0.02%, S: 0.01% or less, Al: 0.01% to 0.1%, Cr: 0.01% to 1.0%, Sn: 0.05% to 0.5%, the remainder being Fe and other unavoidable impurities, in which a microstructure includes, by area %, retained austenite: 1% to 10%, martensite: 1% to 10%, ferrite: 5% or less (including 0%), the remainder being bainite, and has an average grain size of 3 ?m to 20 ?m, and an internal oxide layer formed directly below the surface has a thickness of 10 ?m or less; and a method for manufacturing same.
    Type: Application
    Filed: December 10, 2021
    Publication date: January 18, 2024
    Applicant: POSCO CO., LTD
    Inventors: Je-Wook JANG, Hak-Jun KIM, Sun-Mi KIM
  • Patent number: 9614783
    Abstract: A method for determining a source and a transmission path to provide content includes receiving a message comprising at least one of channel information of a link between a request device which requests content download and a central management device, available resource amount information of a candidate device, channel information of a link between the candidate device and the central management device, and channel information of a link between the request device and one candidate device. The method also includes determining a source device and the transmission path for providing the content to the request device using an available resource amount of the candidate device, a data rate of the link between the request device and the central management device, a data rate of the link between the request device and the candidate device, and a data rate of the link between the candidate device and the central management device.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: April 4, 2017
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Yongsuk Park, Sun-Mi Kim, Dan-Keun Sung, Chan-Hyun Youn, Jin-Won Kim, Ji-Young Cha, Tae-Hoon Kim, Dong-Ki Kang, Hee-Jae Kim, Yong-Sung Park, Young-Joo Han
  • Patent number: 9578136
    Abstract: An embodiment provides a distributed transcoding method using a plurality of servers. The method includes receiving a request for a first video file from a first terminal. The method also includes segmenting the video file based on a play time of at least portion of the video file and a performance rate of a plurality of second servers. The method also includes transmitting the segmented video file to the plurality of second servers, which includes transmitting the segmented video file of a greater size to the second server having a higher performance among the plurality of second servers and transmitting the segmented video file having a smaller size to the server having a lower performance among the plurality of second servers. The method also includes receiving a transcoded video file from the plurality of second servers. The method also includes transmitting the transcoded video files to the first terminal.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: February 21, 2017
    Assignee: Industry-Academic Cooperation Foundation Yonsei University
    Inventors: Jae-Ho Kim, Sun-Mi Kim, Won Woo Ro, Keunsoo Kim, Seung Hun Kim, Jin-Won Kim, Kijoon Chang
  • Patent number: 9304965
    Abstract: According to one embodiment, a scheduling method for load balancing in an electronic device such as a server when performing multiple transcoding operations includes performing a first transcoding operation in order to transmit at least one moving image file to a first terminal. The server receives a request from a second terminal to transmit at least one moving image file while performing the first transcoding. The server performs a second transcoding operation in order to transmit the requested moving image file to the second terminal. The server monitors output frame rates of the first transcoding operation and the second transcoding operation, to control the output frame rates.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: April 5, 2016
    Assignees: Samsung Electronics Co., Ltd, Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Jae-Ho Kim, Sun-Mi Kim, Won Woo Ro, Changmin Lee, Wonseb Jeong, Jin-Won Kim
  • Patent number: 9270753
    Abstract: A cloud service system includes at least one user device, a plurality of clouds for providing different cloud services, and a gateway connected between the user device and the clouds. The gateway selects at least one of the clouds according to predefined Service Level Agreement (SLA) information, and stores content provided from the user device to the selected cloud.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: February 23, 2016
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Yongsuk Park, Sun-Mi Kim, Chan-Hyun Youn, Dan-Keun Sung, Jin-Won Kim, Dong-Ki Kang, Hee-Jae Kim, Yong-Sung Park, Young-Joo Han, Tae-Hoon Kim, Ji-Young Cha
  • Patent number: 9093593
    Abstract: A thin film transistor array panel includes: a substrate; a gate line and a storage electrode that are disposed on the substrate; a data line that crosses the gate line and storage electrode line; a thin film transistor that is connected with the gate line and data line; and a pixel electrode that is connected to the thin film transistor. The storage electrode includes a first storage electrode that is parallel to the gate line, second storage electrodes that extend on opposing sides of the data line from the first storage electrode, a connection part that crosses the data line and connects pairs of the second storage electrodes, and a connection bridge that crosses the gate line and connects a second storage electrode to a second storage electrode of an adjacent pixel.
    Type: Grant
    Filed: July 19, 2013
    Date of Patent: July 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hyuk Lee, Bon-Yong Koo, Sun-Mi Kim, Ju Hyeon Baek, Ji Young Jeong
  • Patent number: 8780164
    Abstract: Two different communication terminals share a broadcast content received through a mobile broadcast service. If a mobile broadcast-sharing mode for sharing a broadcast content with a specific communication terminal is set, a mobile broadcast terminal extracts broadcast video data and broadcast audio data from a mobile broadcast signal being received. The mobile broadcast terminal converts a codec of the broadcast video data and the broadcast audio data into a codec used in video communication, and delivers at least one of the converted broadcast video data and the converted broadcast audio data through video communication formed to the communication terminal.
    Type: Grant
    Filed: January 12, 2010
    Date of Patent: July 15, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Mi Kim, Jin-Woo Jeon, Young-Jip Kim
  • Patent number: 8760598
    Abstract: A thin film transistor array panel includes: a substrate; a gate line and a storage electrode that are disposed on the substrate; a data line that crosses the gate line and storage electrode line; a thin film transistor that is connected with the gate line and data line; and a pixel electrode that is connected to the thin film transistor. The storage electrode includes a first storage electrode that is parallel to the gate line, second storage electrodes that extend on opposing sides of the data line from the first storage electrode, a connection part that crosses the data line and connects pairs of the second storage electrodes, and a connection bridge that crosses the gate line and connects a second storage electrode to a second storage electrode of an adjacent pixel.
    Type: Grant
    Filed: July 19, 2013
    Date of Patent: June 24, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hyuk Lee, Bon-Yong Koo, Sun-Mi Kim, Ju Hyeon Baek, Ji Young Jeong
  • Patent number: 8704786
    Abstract: A display apparatus includes a first substrate, a second substrate with a liquid crystal layer disposed between the first and second substrates, a first spacer, and a second spacer. The first substrate includes a display area and a peripheral area. The first spacer is arranged in the peripheral area to maintain a distance between the first and second substrates, and the second spacer is arranged in the display area. A driving circuit includes a first signal line, a second signal line insulated from the first signal line, a protective layer, and a bridge electrode. The protective layer has a first contact hole exposing a portion of the first and second signal lines. The peripheral area includes a contact area corresponding to the first contact hole and a non-contact area proximal to the contact area. The first spacer is disposed in the non-contact area.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: April 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun-Mi Kim, Sun-Kyu Joo
  • Patent number: 8661150
    Abstract: Disclosed is a method and system for efficiently providing a multi-content, including a plurality of contents in one service, by means of a service guide upon providing the multi-content in an Open Mobile Alliance (OMA) mobile broadcasting system. When a broadcast transmitting apparatus provides a broadcast receiving apparatus with a multi-content by inserting a plurality of content into one service, the broadcast transmitting apparatus sets one of the plurality of content as a primary content, and provides a service guide including primary-content setting information to the broadcast receiving apparatus. The primary content represents a content set to be primarily provided to a user, among a plurality of content included in one service and simultaneously provided during a specific time period. The primary-content setting information represents information for identifying the primary content. The primary-content setting information may be included in a content fragment or schedule fragment of a service guide.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: February 25, 2014
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hyun-Chul Kim, Bo-Sun Jung, Young Jip Kim, Byoung-Dai Lee, Young-Kyu Bae, Sun-Mi Kim
  • Publication number: 20130302915
    Abstract: A thin film transistor array panel includes: a substrate; a gate line and a storage electrode that are disposed on the substrate; a data line that crosses the gate line and storage electrode line; a thin film transistor that is connected with the gate line and data line; and a pixel electrode that is connected to the thin film transistor. The storage electrode includes a first storage electrode that is parallel to the gate line, second storage electrodes that extend on opposing sides of the data line from the first storage electrode, a connection part that crosses the data line and connects pairs of the second storage electrodes, and a connection bridge that crosses the gate line and connects a second storage electrode to a second storage electrode of an adjacent pixel.
    Type: Application
    Filed: July 19, 2013
    Publication date: November 14, 2013
    Applicant: Samsung display Co., Ltd.
    Inventors: Jong-Hyuk Lee, Bon-Yong Koo, Sun-Mi Kim, Ju Hyeon Baek, Ji Young Jeong
  • Publication number: 20130299833
    Abstract: A thin film transistor array panel includes: a substrate; a gate line and a storage electrode that are disposed on the substrate; a data line that crosses the gate line and storage electrode line; a thin film transistor that is connected with the gate line and data line; and a pixel electrode that is connected to the thin film transistor. The storage electrode includes a first storage electrode that is parallel to the gate line, second storage electrodes that extend on opposing sides of the data line from the first storage electrode, a connection part that crosses the data line and connects pairs of the second storage electrodes, and a connection bridge that crosses the gate line and connects a second storage electrode to a second storage electrode of an adjacent pixel.
    Type: Application
    Filed: July 19, 2013
    Publication date: November 14, 2013
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jong-Hyuk Lee, Bon-Yong Koo, Sun-Mi Kim, Ju Hyeon Baek, Ji Young Jeong
  • Publication number: 20130297679
    Abstract: In one embodiment, a distributed transcoding method using a plurality of servers includes receiving a request for a first video file from a first terminal, distributing and requesting a first transcoding of the first video file to at least two second servers according to performance rates of the second servers, before receiving the first video file with the completed first transcoding completed from the second server, receiving a request for a second video file from a second terminal, and distributing and requesting a second transcoding of the second video file to the second servers according to the performance rates of the second servers.
    Type: Application
    Filed: March 22, 2013
    Publication date: November 7, 2013
    Applicants: Industry-Academic Cooperation Foundation, Yonsei University, Samsung Electronics Co., Ltd
    Inventors: Jae-Ho Kim, Sun-Mi Kim, Won Woo Ro, Keunsoo Kim, Seung Hun Kim, Jin-Won Kim, Kijoon Chang
  • Patent number: 8578424
    Abstract: Disclosed are a digital broadcasting system and a method for transmitting and receiving electronic service guide data in a digital broadcasting system, which communicates applications capable of executing content files downloaded through a file download service. The digital broadcasting system includes a digital broadcasting transmitter for broadcasting Electronic Service Guide (ESG) data which includes application information corresponding to respective content files, and a digital broadcasting receiver for receiving the broadcasted ESG data and executing applications corresponding to the respective content files by using the application information included in the ESG data.
    Type: Grant
    Filed: October 6, 2008
    Date of Patent: November 5, 2013
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sun-Mi Kim, Hyun-Chul Kim, Young-Jip Kim, Byoung-Dai Lee, Young-Kyu Bae
  • Publication number: 20130254386
    Abstract: According to one embodiment, a scheduling method for load balancing in an electronic device such as a server when performing multiple transcoding operations includes performing a first transcoding operation in order to transmit at least one moving image file to a first terminal. The server receives a request from a second terminal to transmit at least one moving image file while performing the first transcoding. The server performs a second transcoding operation in order to transmit the requested moving image file to the second terminal. The server monitors output frame rates of the first transcoding operation and the second transcoding operation, to control the output frame rates.
    Type: Application
    Filed: March 21, 2013
    Publication date: September 26, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jae-Ho Kim, Sun-Mi Kim, Won Woo Ro, Changmin Lee, Wonseb Jeong, Jin-Won Kim
  • Publication number: 20130246616
    Abstract: A method for determining a source and a transmission path to provide content includes receiving a message comprising at least one of channel information of a link between a request device which requests content download and a central management device, available resource amount information of a candidate device, channel information of a link between the candidate device and the central management device, and channel information of a link between the request device and one candidate device. The method also includes determining a source device and the transmission path for providing the content to the request device using an available resource amount of the candidate device, a data rate of the link between the request device and the central management device, a data rate of the link between the request device and the candidate device, and a data rate of the link between the candidate device and the central management device.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 19, 2013
    Applicants: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, SAMSUNG ELECTRONICS CO., LTD
    Inventors: Yongsuk Park, Sun-Mi Kim, Dan-Keun Sung, Chan-Hyun Youn, Jin-Won Kim, Ji-Young Cha, Tae-Hoon Kim, Dong-Ki Kang, Hee-Jae Kim, Yong-Sung Park, Young-Joo Han
  • Publication number: 20130247223
    Abstract: A privacy protection policy is present in a content sharing system. A method for managing contents in a content sharing system includes receiving a content download request from a first account through a first device; and determining whether to carry out the download by considering at least one of a sharing range of a download-requested content, a content access right of the first account, a content access right of an owner account of the first device, a sharing range of a download folder, and sharing acceptance or rejection of an owner of the content.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 19, 2013
    Applicants: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, SAMSUNG ELECTRONICS CO., LTD
    Inventors: Yongsuk Park, Sun-Mi Kim, Dan-Keun Sung, Chan-Hyun Youn, Jin-Won Kim, Ji-Young Cha, Tae-Hoon Kim, Dong-Ki Kang, Hee-Jae Kim, Yong-Sung Park, Young-Joo Han