Patents by Inventor Ji-hwan SEO
Ji-hwan SEO 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: 12268053Abstract: A method of manufacturing a display device including forming a polysilicon layer on a substrate, patterning the polysilicon layer to form a polysilicon pattern including a first region and a second region each having a first thickness, and a third region having a second thickness less than the first thickness, forming a gate insulation layer on the polysilicon pattern, forming a gate electrode on the gate insulation layer, partially implanting ions into the polysilicon pattern to form an active layer, forming an insulation interlayer on the gate electrode, forming source and drain contact holes each passing through the insulation interlayer and the gate insulation layer and respectively overlapping the first region and the second region, forming source and drain electrodes respectively filling the source and drain contact holes, and forming a light emitting element electrically connected to the source electrode or the drain electrode.Type: GrantFiled: March 30, 2020Date of Patent: April 1, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong-Oh Seo, Ji-Hwan Kim, Byung-Soo So, Dong-Min Lee, Jong-Hoon Choi
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Publication number: 20250096365Abstract: A battery pack for a vehicle may include: a plurality of battery modules arranged on a plane; a lower case forming an accommodation space surrounding the lower and lateral portions of the plurality of battery modules; a pack cover coupled to the upper portion of the lower case so as to cover the upper portion of the accommodation space; a plurality of inner members provided in the accommodation space to separate the plurality of battery modules; and a heat blocker provided between the pack cover and the inner members so as to thermally isolate the battery modules separated by the inner members.Type: ApplicationFiled: March 19, 2024Publication date: March 20, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Hyun Chang Kang, Jeong Hun Seo, Ji Woong Jung, Yoon Hyuk Kang, Jun Ho Suh, Yong Hwan Choi, Jun Young Kang
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Publication number: 20250093653Abstract: A mobile display device includes a first display device that provides images to a user's left eye, a second display device that provides images to the user's right eye, a display device housing that accommodates the first display device and the second display device, and a housing cover that covers the display device housing and includes a first eyepiece aligned with the first display device and a second eyepiece aligned with the second display device. Each of the first display device and the second display device includes a display panel and a circuit board disposed at one end of the display panel and that includes a driver circuit. The circuit board of the first display device and the circuit board of the second display device are symmetrically arranged with respect to a center of the housing cover located between the first eyepiece and the second eyepiece.Type: ApplicationFiled: May 20, 2024Publication date: March 20, 2025Inventors: SU JEONG KIM, GUN SHIK KIM, JOON HYUNG PARK, JI NA SEO, SEUNG HWAN CHO
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Publication number: 20250095399Abstract: Provided is a display device comprising a display panel, a metal plate on a bottom surface of the display panel, the metal plate including a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface, and a fingerprint sensor overlappingly disposed on the second surface of the metal plate, wherein the metal plate includes an indentation groove recessed in a direction toward the first surface from the second surface of the metal plate, and the fingerprint sensor is disposed on the second surface of the metal plate on which the indentation groove is formed.Type: ApplicationFiled: November 28, 2024Publication date: March 20, 2025Inventors: Kyung Min CHOI, Ji Hun RYU, Su Yul SEO, Kwang Hyun BAEK, Dong Hwan LEE, Won Ki HONG, Jeong An HONG
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Patent number: 12249272Abstract: Provided are a display device and a tiled display comprising the same. The display device includes PWM data lines for respectively receiving PWM data voltages, first to third data lines for respectively receiving first to third data voltages, sub-pixels respectively connected to the PWM data lines, respectively connected to the first to third data lines, and respectively including at least one light-emitting element, a global power supply line for receiving a global power supply voltage, and a first demultiplexer between the PWM data lines and the global power supply line, wherein the PWM data voltages have grayscale voltages from a black grayscale voltage to a white grayscale voltage, the black grayscale voltage being greater than or equal to the global power supply voltage.Type: GrantFiled: October 13, 2023Date of Patent: March 11, 2025Assignee: Samsung Display Co., Ltd.Inventors: Sang Jin Jeon, Min Chul Shin, Jung Hwan Hwang, Sung Hwan Kim, Ji Youn Seo, Kye Uk Lee
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Patent number: 12230195Abstract: A display device includes PWM data lines to receive PWM data voltages, first to third data lines to receive corresponding data voltages from among first to third data voltages, sweep signal lines to receive sweep signals, and a sub-pixel connected to a PWM data line from among the PWM data lines, a data line from among the first to third data lines, and a sweep signal line from among the sweep signal lines, and includes at least one light emitting element. The sub-pixel may include a first transistor, a first capacitor electrode connected to a gate electrode of the first transistor, and a second capacitor electrode connected to the sweep signal line, and overlapping the first capacitor electrode in a thickness direction of the display device. The second capacitor electrode does not overlap a source electrode and a drain electrode of the first transistor in the thickness direction.Type: GrantFiled: January 29, 2024Date of Patent: February 18, 2025Assignee: Samsung Display Co., Ltd.Inventors: Kye Uk Lee, Jung Hwan Hwang, Ji Youn Seo
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Publication number: 20230354780Abstract: Disclosed is a companion animal customized feed order system including: a store system configured to provide a management service for a store cooking natural food; an input/output terminal configured to receive companion animal basic information from a customer; and a management server configured to calculate a customized natural food recipe according to the companion animal information and transmit the calculated customized natural food recipe to the store system.Type: ApplicationFiled: November 29, 2019Publication date: November 9, 2023Inventors: Ji Hwan SEO, Eun Kyung JEONG
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Patent number: 10873847Abstract: A host device and a method of communicating with a plurality of devices are provided. The method includes operations of searching for devices that are communicatable with the host device, generating routing paths connected to a wearable device via devices found by the host device, selecting one of the routing paths according to a preset reference, and communicating with the wearable device via at least one of the found devices included in the selected routing path, wherein the preset reference includes a first reference that is set according to a service executed by the host service, or includes a second reference that is set according to a security level of each of the found devices.Type: GrantFiled: November 30, 2015Date of Patent: December 22, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-keun Lee, Ji-hwan Seo, Min-ho Lee, Myeong-gi Jeong, Chi-hyun Cho
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Patent number: 10868903Abstract: Disclosed is an electronic device. An electronic device according to an embodiment controls a plurality of external electronic devices. The electronic device may comprise: a communication module configured to transmit a control signal to each of the plurality of external electronic devices; a display for receiving a first input for controlling each of the plurality of external electronic devices, and receiving a second input provided in a predetermined direction; and a processor for controlling the communication module to transmit a control signal corresponding to the received first input to at least one external electronic device corresponding to a direction of the second input, from among the plurality of external electronic devices.Type: GrantFiled: September 20, 2016Date of Patent: December 15, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-Hwan Seo, Myeong-Gi Jeong, Jae-Hong Jo, Hyun-A Jo
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Patent number: 10637934Abstract: An electronic device is provided. The electronic device includes an output unit configured to output a first service provided from a first device and a controller configured to perform control so that when reception of the first service is paused, and a second device providing at least one second service corresponding to the first service is searched, a request for the at least one second service is sent to the second device.Type: GrantFiled: December 1, 2015Date of Patent: April 28, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-Hwan Seo, Dae-Ho Lee, Myeong-Gi Jeong, Chi-Hyun Cho
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Patent number: 10313426Abstract: A method of managing a control right in a 1:n network topology is provided. The master device includes a display unit configured to display a first screen, a control unit configured to receive a request for at least one right for controlling the master device and/or a mirroring service from at least one of a plurality of client devices mirroring the first screen, and to grant the requested right to the at least one of the plurality of client devices in response to the request, and a communication unit configured to receive the request and to transmit the response.Type: GrantFiled: September 15, 2014Date of Patent: June 4, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Jeong-in Kim, Ji-hwan Seo, Jin-wook Lee
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Publication number: 20180332158Abstract: Disclosed is an electronic device. An electronic device according to an embodiment controls a plurality of external electronic devices. The electronic device may comprise: a communication module configured to transmit a control signal to each of the plurality of external electronic devices; a display for receiving a first input for controlling each of the plurality of external electronic devices, and receiving a second input provided in a predetermined direction; and a processor for controlling the communication module to transmit a control signal corresponding to the received first input to at least one external electronic device corresponding to a direction of the second input, from among the plurality of external electronic devices.Type: ApplicationFiled: September 20, 2016Publication date: November 15, 2018Inventors: Ji-Hwan SEO, Myeong-Gi JEONG, Jae-Hong JO, Hyun-A JO
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Patent number: 9652193Abstract: A method for providing a service related to a plurality of mirroring images displayed on a screen of a sink device is provided. The method includes determining a first object in a first mirroring image that is displayed on the screen of the sink device, based on a user input, as the first object is moved to a location in a second mirroring image that is displayed on the screen of the sink device, determining a second object that corresponds to the location to which the first object has been moved, determining a service related to the first object and the second object, from among services provided via the second mirroring image, and outputting a result of the determined service.Type: GrantFiled: August 29, 2014Date of Patent: May 16, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-hwan Seo, Pil-seob Kang, Soo-ho Chang, Seong-il Hahm
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Publication number: 20160157087Abstract: A host device and a method of communicating with a plurality of devices are provided. The method includes operations of searching for devices that are communicatable with the host device, generating routing paths connected to a wearable device via devices found by the host device, selecting one of the routing paths according to a preset reference, and communicating with the wearable device via at least one of the found devices included in the selected routing path, wherein the preset reference includes a first reference that is set according to a service executed by the host service, or includes a second reference that is set according to a security level of each of the found devices.Type: ApplicationFiled: November 30, 2015Publication date: June 2, 2016Inventors: Jae-keun LEE, Ji-hwan SEO, Min-ho LEE, Myeong-gi JEONG, Chi-hyun CHO
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Publication number: 20160156723Abstract: An electronic device is provided. The electronic device includes an output unit configured to output a first service provided from a first device and a controller configured to perform control so that when reception of the first service is paused, and a second device providing at least one second service corresponding to the first service is searched, a request for the at least one second service is sent to the second device.Type: ApplicationFiled: December 1, 2015Publication date: June 2, 2016Inventors: Ji-Hwan SEO, Dae-Ho LEE, Myeong-Gi JEONG, Chi-Hyun CHO
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Publication number: 20150082184Abstract: A method of managing a control right in a 1:n network topology is provided. The master device includes a display unit configured to display a first screen, a control unit configured to receive a request for at least one right for controlling the master device and/or a mirroring service from at least one of a plurality of client devices mirroring the first screen, and to grant the requested right to the at least one of the plurality of client devices in response to the request, and a communication unit configured to receive the request and to transmit the response.Type: ApplicationFiled: September 15, 2014Publication date: March 19, 2015Inventors: Jeong-in KIM, Ji-hwan SEO, Jin-wook LEE
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Publication number: 20150061972Abstract: A method for providing a service related to a plurality of mirroring images displayed on a screen of a sink device is provided. The method includes determining a first object in a first mirroring image that is displayed on the screen of the sink device, based on a user input, as the first object is moved to a location in a second mirroring image that is displayed on the screen of the sink device, determining a second object that corresponds to the location to which the first object has been moved, determining a service related to the first object and the second object, from among services provided via the second mirroring image, and outputting a result of the determined service.Type: ApplicationFiled: August 29, 2014Publication date: March 5, 2015Inventors: Ji-hwan SEO, Pil-seob KANG, Soo-ho CHANG, Seong-il HAHM