Patents by Inventor Jun Ham

Jun Ham 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: 12277440
    Abstract: A scheduler, a method of operating the scheduler, and an accelerator apparatus including the scheduler are disclosed. A method of operating a scheduler to perform scheduling on models to be executed in an accelerator, the method includes receiving at least one execution request for a first model and a second model that are executed independently from each other in the accelerator, and performing layer-unit scheduling on the first model and the second model based on workload characteristics of the first model and the second model.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: April 15, 2025
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Seung Wook Lee, Jae Wook Lee, Young Hwan Oh, Seng Hak Kim, Tae Jun Ham
  • Patent number: 11955696
    Abstract: A device includes a display and a housing. The housing surrounds the display and has four corners defining portions of an exterior surface of the device. The housing includes a first housing segment defining at least part of a first corner of the four corners and configured to operate as an antenna; a second housing segment defining at least part of a second corner of the four corners; and a third housing segment defining at least part of a third corner of the four corners. The third corner forms part of the housing diagonally opposite the second corner. The housing further includes a non-conductive housing component that structurally couples the first housing segment to another portion of the housing.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: April 9, 2024
    Assignee: APPLE INC.
    Inventors: Kevin M. Froese, Paul U. Leutheuser, Martin J. Auclair, Christopher J. Durning, Jun Ham, Lucy E. Browning, Sawyer I. Cohen, Richard Hung Minh Dinh, Donald J. Parr
  • Publication number: 20230259747
    Abstract: A DNN accelerator system includes a plurality of accelerator nodes each including a plurality of NAND flash memories, a flash memory system (FMS) controller for controlling the plurality of NAND flash memories, and a tensor buffer, and a processor configured to generate an operation sequence of the plurality of accelerator nodes, in which a DNN model is trained in a data parallel manner using the plurality of accelerator nodes.
    Type: Application
    Filed: December 27, 2022
    Publication date: August 17, 2023
    Inventors: Jae W. Lee, Yunho Jin, Jong Hyun Bae, Gin A Sohn, Tae Jun Ham
  • Publication number: 20230143270
    Abstract: A processor-implemented method with scheduling includes: receiving one or more execution requests for a plurality of models executed independently of each other in an accelerator; predicting, for each of the plurality of models, quality of service (QoS) information corresponding to the model; and scheduling the plurality of models in units of layers of the plurality of models based on, for each of the plurality of models, either one or both of the QoS information and an idle time occurring in response to a candidate layer to be scheduled in the model being executed in the accelerator.
    Type: Application
    Filed: August 15, 2022
    Publication date: May 11, 2023
    Applicants: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Jae Wook LEE, Younghwan OH, Yunho JIN, Tae Jun HAM
  • Patent number: 11636173
    Abstract: An accelerator includes a key matrix register configured to store a key matrix, a query vector register configured to store a query vector; and a preprocessor configured to calculate similarities between the query vector and the key matrix.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: April 25, 2023
    Assignees: SK hynix Inc., Seoul National University R&DB Foundation
    Inventors: Tae Jun Ham, Seonghak Kim, Sungjun Jung, Younghwan Oh, Jaewook Lee, Deog-Kyoon Jeong, Minsoo Lim
  • Patent number: 11544270
    Abstract: A hardware accelerator includes a block processing circuit configured to read a block from a list stored in an inverted index structure; and a search core configured to extract a document number out of a read block read by the block processing circuit and to calculate a score corresponding to the document number.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: January 3, 2023
    Assignees: SK hynix Inc., Seoul National University R&DB Foundation
    Inventors: Jun Heo, Jaeyeon Won, Yejin Lee, Jaeyoung Jang, Tae Jun Ham, Jae Wook Lee
  • Patent number: 11436150
    Abstract: Disclosed is a method for processing a page fault. The method includes performing demand paging depending on an application operation in a system including a processor and an operating system, and loading, at the processor, data on a memory in response to the demand paging.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: September 6, 2022
    Assignees: Research & Business Foundation Sungkyunkwan University, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Jinkyu Jeong, Jae Wook Lee, Gyusun Lee, Wenjing Jin, Tae Jun Ham
  • Publication number: 20220253682
    Abstract: A processor, a method of operating the processor, and an electronic device including the processor are disclosed. The method includes arranging, in respective input registers, weights and activations having a smaller number of bits than a minimum operation unit of an operator included in the processor, performing a multiplication between values stored in the input registers, storing a result of the multiplication in an output register, and outputting, from the output register, a value in a preset bit range as a result of a dot product between a first vector including the weights and a second vector including the activations.
    Type: Application
    Filed: July 14, 2021
    Publication date: August 11, 2022
    Applicants: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Seung Wook LEE, Jaeyeon WON, Jae Wook LEE, Tae Jun HAM
  • Publication number: 20220059928
    Abstract: A device includes a display and a housing. The housing at least partially surrounds the display. The housing includes a first housing segment defining at least a first portion of an exterior surface of the device and a first interlock feature having an interlock surface that is offset with respect to an end surface of the first housing segment. The first interlock feature has a first opening formed in the interlock surface. The housing further includes a second housing segment defining at least a second portion of the exterior surface of the device and a second interlock feature having a second opening aligned with the first opening, and a non-conductive housing component defining a third portion of the exterior surface of the device and extending into the first opening and the second opening.
    Type: Application
    Filed: September 21, 2021
    Publication date: February 24, 2022
    Inventors: Paul U. Leutheuser, Martin J. Auclair, Kevin M. Froese, Christopher J. Durning, Jun Ham, Lucy E. Browning, Sawyer I. Cohen, Richard Hung Minh Dinh, Donald J. Parr
  • Patent number: 11258163
    Abstract: A device includes a display and a housing. The housing surrounds the display and has four corners defining portions of an exterior surface of the device. The housing includes a first housing segment defining at least part of a first corner of the four corners and configured to operate as an antenna; a second housing segment defining at least part of a second corner of the four corners; and a third housing segment defining at least part of a third corner of the four corners. The third corner forms part of the housing diagonally opposite the second corner. The housing further includes a non-conductive housing component that structurally couples the first housing segment to another portion of the housing.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: February 22, 2022
    Assignee: APPLE INC.
    Inventors: Kevin M. Froese, Paul U. Leutheuser, Martin J. Auclair, Christopher J. Durning, Jun Ham, Lucy E. Browning, Sawyer I. Cohen, Richard Hung Minh Dinh, Donald J. Parr
  • Publication number: 20220006176
    Abstract: A device includes a display and a housing. The housing surrounds the display and has four corners defining portions of an exterior surface of the device. The housing includes a first housing segment defining at least part of a first corner of the four corners and configured to operate as an antenna; a second housing segment defining at least part of a second corner of the four corners; and a third housing segment defining at least part of a third corner of the four corners. The third corner forms part of the housing diagonally opposite the second corner. The housing further includes a non-conductive housing component that structurally couples the first housing segment to another portion of the housing.
    Type: Application
    Filed: September 21, 2021
    Publication date: January 6, 2022
    Inventors: Kevin M. Froese, Paul U. Leutheuser, Martin J. Auclair, Christopher J. Durning, Jun Ham, Lucy E. Browning, Sawyer I. Cohen, Richard Hung Minh Dinh, Donald J. Parr
  • Publication number: 20210374063
    Abstract: Disclosed is a method for processing a page fault. The method includes performing demand paging depending on an application operation in a system including a processor and an operating system, and loading, at the processor, data on a memory in response to the demand paging.
    Type: Application
    Filed: November 17, 2020
    Publication date: December 2, 2021
    Applicants: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Jinkyu JEONG, Jae Wook LEE, Gyusun LEE, Wenjing JIN, Tae Jun HAM
  • Publication number: 20210374131
    Abstract: A hardware accelerator includes a block processing circuit configured to read a block from a list stored in an inverted index structure; and a search core configured to extract a document number out of a read block read by the block processing circuit and to calculate a score corresponding to the document number.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 2, 2021
    Inventors: Jun HEO, Jaeyeon WON, Yejin LEE, Jaeyoung JANG, Tae Jun HAM, Jae Wook LEE
  • Publication number: 20210373944
    Abstract: A scheduler, a method of operating the scheduler, and an accelerator apparatus including the scheduler are disclosed. A method of operating a scheduler to perform scheduling on models to be executed in an accelerator, the method includes receiving at least one execution request for a first model and a second model that are executed independently from each other in the accelerator, and performing layer-unit scheduling on the first model and the second model based on workload characteristics of the first model and the second model.
    Type: Application
    Filed: February 8, 2021
    Publication date: December 2, 2021
    Applicants: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Seung Wook LEE, Jae Wook LEE, Young Hwan OH, Seng Hak KIM, Tae Jun HAM
  • Patent number: 11189909
    Abstract: A device includes a display and a housing. The housing at least partially surrounds the display. The housing includes a first housing segment defining at least a first portion of an exterior surface of the device and a first interlock feature having an interlock surface that is offset with respect to an end surface of the first housing segment. The first interlock feature has a first opening formed in the interlock surface. The housing further includes a second housing segment defining at least a second portion of the exterior surface of the device and a second interlock feature having a second opening aligned with the first opening, and a non-conductive housing component defining a third portion of the exterior surface of the device and extending into the first opening and the second opening.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: November 30, 2021
    Assignee: APPLE INC.
    Inventors: Paul U. Leutheuser, Martin J. Auclair, Kevin M. Froese, Christopher J. Durning, Jun Ham, Lucy E. Browning, Sawyer I. Cohen, Richard Hung Minh Dinh, Donald J. Parr
  • Patent number: 11133572
    Abstract: The disclosure is directed to a multi-segment housing for an electronic device that includes multiple conductive segments that are structurally coupled by one or more non-conductive housing segments or splits. One or more of the conductive segments may be configured to operate as an antenna and the non-conductive housing segments may provide electrical insulation between the conductive segment and one or more adjacent housing segments. The non-conductive housing segment may be formed from a polymer having an array of fibers dispersed within the polymer. The fibers may be aligned along one or more fiber directions, which may be substantially perpendicular to an exterior surface of the housing.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: September 28, 2021
    Assignee: APPLE INC.
    Inventors: Yaocheng Zhang, John J. Baker, Martin J. Auclair, Paul U. Leutheuser, Christopher J. Durning, Jun Ham
  • Publication number: 20200311182
    Abstract: An accelerator includes a key matrix register configured to store a key matrix, a query vector register configured to store a query vector; and a preprocessor configured to calculate similarities between the query vector and the key matrix.
    Type: Application
    Filed: March 26, 2020
    Publication date: October 1, 2020
    Applicants: SK hynix Inc., Seoul National University R&DB Foundation
    Inventors: Tae Jun HAM, Seonghak KIM, Sungjun JUNG, Younghwan OH, Jaewook LEE, Deog-Kyoon JEONG, Minsoo LIM
  • Patent number: 10759310
    Abstract: A vehicle seat is configured to adjust a position of a seat cushion by a multi-bar link provided at each of both sides of the seat cushion, where the multi-bar link includes one seat cushion frame of a plurality of seat cushion frames forming both side frames of the seat cushion, and front and rear links pivotably connected to the respective front and rear of the one seat cushion frame. The vehicle seat includes a drive device configured to rotate the multi-bar link such that an end of the front link connected to the one seat cushion frame is lifted up and an end of the rear link connected to the one seat cushion frame is simultaneously moved down.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: September 1, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Das Co., LTD
    Inventors: Ju-Yeol Kong, Gil-Ju Kim, Jung-Sang You, Byeong-Seon Son, Seon-Chae Na, Chan-Ho Jung, Dong-Hyun Kim, Jun-Sik Hwang, Hyoung-Jun Ham
  • Patent number: 10744909
    Abstract: The present disclosure relates to a height adjustment apparatus of a vehicle seat, whereby during a height adjustment of a seat cushion, a desired tilting angle of the seat cushion is obtained and heights of a front part and a rear part of the seat cushion are individually adjusted. Due to the height adjustment apparatus, the comfort of a seated occupant is improved by adjusting the angles of the seat cushion in response to various postures of the occupant. In addition, a link connection is structurally secured and thus its durability is also improved.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: August 18, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DAS CO., LTD.
    Inventors: Ju Yeol Kong, Gil Ju Kim, Jung Sang You, Seon Chae Na, Chan Ho Jung, Hyoung Jun Ham, Jae Hwan Lee, Dong Man Lee
  • Publication number: 20200164772
    Abstract: The present disclosure relates to a height adjustment apparatus of a vehicle seat, whereby during a height adjustment of a seat cushion, a desired tilting angle of the seat cushion is obtained and heights of a front part and a rear part of the seat cushion are individually adjusted. Due to the height adjustment apparatus, the comfort of a seated occupant is improved by adjusting the angles of the seat cushion in response to various postures of the occupant. In addition, a link connection is structurally secured and thus its durability is also improved.
    Type: Application
    Filed: March 18, 2019
    Publication date: May 28, 2020
    Inventors: Ju Yeol KONG, Gil Ju KIM, Jung Sang YOU, Seon Chae NA, Chan Ho JUNG, Hyoung Jun HAM, Jae Hwan LEE, Dong Man LEE