Patents by Inventor Jin-Woo Choi
Jin-Woo Choi 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: 12217644Abstract: An OLED panel may include a substrate including a first region and a second region disposed along a first direction. A plurality of first pixels are disposed in the first region on the substrate, the first pixels each having a first area, the first pixels each comprising a first unit pixel, a second unit pixel disposed along a second direction from the first unit pixel, and a transmission portion disposed along the first direction from the first unit pixel and the second unit pixel. A plurality of second pixels are disposed in the second region on the substrate, the second pixels each having a second area less than the first area, the second pixels each comprising a third unit pixel. The first unit pixel, the second unit pixel, and the third unit pixel may have substantially the same shape as each other.Type: GrantFiled: February 13, 2023Date of Patent: February 4, 2025Assignee: Samsung Display Co., Ltd.Inventors: Jeong-Woo Moon, Jin-Koo Chung, Seong-Min Kim, Jin-Hyun Park, Chaun-Gi Choi
-
Patent number: 12218175Abstract: A display deice includes a pair of first color sub-pixels arranged in a display area in a first direction, each of the pair of first color sub-pixels including at least one first color light emitting element, and a bank enclosing the pair of first color sub-pixels. The bank includes at least two areas having different widths in an area corresponding to each of the pair of first color sub-pixels.Type: GrantFiled: April 1, 2019Date of Patent: February 4, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Woo Choi, Eun A Yang, Hyun Min Cho
-
Patent number: 12219810Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.Type: GrantFiled: November 8, 2021Date of Patent: February 4, 2025Assignee: Samsung Display Co., Ltd.Inventors: Jin Woo Choi, Min Woo Kim, Sung Kook Park, Dae Ho Song, Byung Choon Yang, Hyung Il Jeon
-
Patent number: 12211968Abstract: There is provided a display device including a display panel including first panel pads arranged along a plurality of rows, each of the rows extending in a first direction in a plan view, wires extending in a second direction crossing the first direction, each of the wires including a first bonding portion attached to a corresponding one of the first panel pads, and a first circuit board including first pads connected to the wires. The first panel pads in a first row of the plurality of rows in a plan view are exposed in the second direction crossing the first direction between the first panel pads in a second row neighboring to the first row of the plurality of rows.Type: GrantFiled: April 22, 2022Date of Patent: January 28, 2025Assignee: Samsung Display Co., Ltd.Inventors: Tae Hee Lee, Sung Kook Park, Joo Woan Cho, Jin Woo Choi, Hae Yun Choi
-
Patent number: 12207907Abstract: An apparatus for and a method for estimating blood pressure are provided. The apparatus for estimating blood pressure includes: a sensor configured to measure a pulse wave signal from an object; and a processor configured to obtain a mean arterial pressure (MAP) based on the pulse wave signal, configured to classify a phase of the obtained MAP according to at least one classification criterion, and to obtain a systolic blood pressure (SBP) by using an estimation model corresponding to the classified phase of the MAP among estimation models corresponding to respective phases of the MAP.Type: GrantFiled: November 13, 2020Date of Patent: January 28, 2025Assignees: SAMSUNG ELECTRONICS CO., LTD., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Sang Kon Bae, Joon-Hyuk Chang, Chang Mok Choi, Youn Ho Kim, Jin Woo Choi, Jehyun Kyung, Tae-Jun Park, Joon-Young Yang, Inmo Yeon
-
Patent number: 12212739Abstract: 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: September 27, 2023Date of Patent: January 28, 2025Assignee: 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
-
Patent number: 12211849Abstract: A super-steep switching device is provided. The super-steep switching device may include a substrate, a semiconductor channel on the substrate, a source electrode and a drain electrode, which are disposed on the semiconductor channel and spaced apart from each other, a gate electrode overlapping a portion of the semiconductor channel and not overlapping a remaining portion of the semiconductor channel, and an insulating layer disposed between the gate electrode and the semiconductor channel and covering an entire surface of the semiconductor channel.Type: GrantFiled: March 7, 2024Date of Patent: January 28, 2025Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Hae Ju Choi, Tae Ho Kang, Chan Woo Kang, Hyeon Je Son, Jin Hong Park, Sung Joo Lee, Sung Pyo Baek
-
Publication number: 20250026966Abstract: The present application may provide a pressure-sensitive adhesive with excellent reliability, which is applied to a flexible device, thereby effectively responding to repeated deformation and recovery, causing no defects (for example, observation of deformation traces and the like) before and after deformation, having excellent cuttability, workability, and recoverability, and causing no lifting, delamination, and/or bubble generation. The present application may also provide a pressure-sensitive adhesive film or an optical film, and a flexible device such as a foldable device or a rollable device, comprising the pressure-sensitive adhesive.Type: ApplicationFiled: November 25, 2022Publication date: January 23, 2025Applicant: LG CHEM, LTD.Inventors: Jin Seo MIN, Hui Je LEE, Hyun Woo CHOI, Jae Sung HONG
-
Publication number: 20250029567Abstract: A display apparatus in one example includes a display panel having a subpixel configured to emit light with a data voltage applied through a first data line and change an emission condition, based on an additional voltage applied through a first additional line. The display apparatus further includes a driver configured to drive the display panel.Type: ApplicationFiled: July 18, 2024Publication date: January 23, 2025Applicant: LG Display Co., Ltd.Inventors: Jin Woo LEE, Sung Wook CHOI
-
Patent number: 12206116Abstract: Disclosed are a method of manufacturing a carbon support for a fuel cell catalyst, a carbon support for a fuel cell catalyst manufactured according to the method, and a catalyst for a fuel cell including the same. The method may include using various organic materials containing N and various carbon supports and thus provide excellent economic feasibility. In addition, pyridinic N and pyrrolic N of doped N can be adjusted at an optimal content ratio so that the carbon support for a fuel cell catalyst manufactured and the catalyst for a fuel cell including the same have excellent electrochemical resistance and excellent electrochemical characteristic due to an increase in an electrochemically active surface area, and excellent durability due to an increase in thermal durability.Type: GrantFiled: March 30, 2021Date of Patent: January 21, 2025Assignees: Hyundai Motor Company, Kia Motors Corporation, Korea Advanced Institute of Science and TechnologyInventors: Ji Hoon Yang, Jin Seong Choi, Kook Il Han, Geon Hee Cho, Jin Woo Lee, Ah Ryeon Lee
-
Patent number: 12206286Abstract: A rotor for an induction motor includes a rotor core having a hollow portion on a central portion wherein a shaft is coupled to the rotor core by being inserted through the hollow portion, a plurality of slots radially formed in the rotor core around a central axis of the shaft, a plurality of conductor bars coupled to the plurality of slots, and an end ring electrically connecting the plurality of conductor bars to each other, wherein the rotor core is thermally treated above Curie temperature to form a predetermined pattern on an outer circumference of the rotor core.Type: GrantFiled: July 6, 2022Date of Patent: January 21, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Jin Ho Choi, Sang Jin Park, Jong Seok Lee, Ki O Kim, Sung Woo Hwang, Myung Seop Lim, Jae Hyun Kim
-
Patent number: 12206301Abstract: A hybrid motor includes a rotor, a radial stator facing the circumference of the rotor, and first and second axial stators facing both sides of the rotor. The rotor includes conduction bars arranged in radial and axial directions, corresponding to the radial stator and the axial stators, and end-rings electrically connecting the conduction bars.Type: GrantFiled: June 23, 2022Date of Patent: January 21, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITYInventors: Jin Ho Choi, Sung Woo Hwang, Myung Seop Lim, Jae Hyun Kim
-
Patent number: 12206843Abstract: 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: September 27, 2023Date of Patent: January 21, 2025Assignee: 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
-
Publication number: 20250024717Abstract: A display device includes a display area including multiple pixels and a separator extending around the pixels, and a peripheral area located around the display area and including a scan driver and an electrostatic element part. Each pixel includes a pixel electrode, a light emitting auxiliary layer, and a common electrode. The light-emitting auxiliary layer is disconnected at the separator between neighboring pixels. The electrostatic element unit includes a first voltage line electrically connected to the scan driver, and multiple electrostatic elements electrically connected to the first voltage line. Multiple contact holes overlap the first voltage line located in the electrostatic element unit, and an insulating layer is located in the contact holes.Type: ApplicationFiled: February 16, 2024Publication date: January 16, 2025Inventors: Jeonghyun LEE, Jin Woo LEE, Ji Eun CHOI, Rakyoung KIM, Hyunwoo KIM, Sangkyung BAE
-
Publication number: 20250019135Abstract: A sealing structure may include a lid including a first lid face, a second lid face opposite to the first lid face, and a fragile area between the first lid face and the second lid face, a cover including a first cover face facing the second lid face and covering the fragile area and a second cover face opposite to the first cover face, wherein a first distance between the second lid face and the first cover face is substantially equal to or less than a second distance between the first cover face and the second cover face, and a connector configured to connect the lid and the cover.Type: ApplicationFiled: September 30, 2024Publication date: January 16, 2025Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Wooram HONG, Hyun Do CHOI, Dal HEO, Youngchun KWON, Hyukju KWON, Gahee KIM, Bosung KIM, Jeonghun KIM, Jin Woo KM, Min Sik PARK, Youngjin PARK, Hyungtae SEO, Won Seok OH, Dongseon LEE, Sangyoon LEE, Jaejun CHANG, Jun Won JANG, Hyunjeong JEON, Joon-Kee CHO, Byung-Kwon CHOI, Won Je CHOI, Younsuk CHOI, Taesin HA
-
Publication number: 20250015097Abstract: A stretchable display device and a method for fabricating the same is provided. A display device includes a substrate including a plurality of island patterns and a first bridge pattern connecting a first island pattern and a second island pattern adjacent to each other from among the plurality of island patterns, and a plurality of pixel light emitting chips, a pixel light emitting chip from among the plurality of pixel light emitting chips located on a corresponding island pattern from among the plurality of island patterns. Each of the plurality of pixel light emitting chips includes a transistor layer including a plurality of transistors, and a light emitting element layer on the transistor layer, and including a plurality of light emitting elements.Type: ApplicationFiled: July 1, 2024Publication date: January 9, 2025Inventors: Jin Woo CHOI, Dae Ho SONG, Hyung Il JEON
-
Patent number: 12191425Abstract: A display device may include: a base layer including a plurality of islands, at least one first bridge configured to connect the islands in a first direction, and at least one second bridge configured to connect the islands in a second direction; and at least one pixel including a plurality of sub-pixels in the base layer. Each of the sub-pixels may include: a first electrode and a second electrode in one island of the islands and spaced from each other; a third electrode and a fourth electrode in one bridge of the at least one first bridge and the at least one second bridge and spaced from each other; at least one first light emitting element between the first electrode and the second electrode; and at least one second light emitting element between the third electrode and the fourth electrode.Type: GrantFiled: July 2, 2020Date of Patent: January 7, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Eun A Yang, Jin Woo Choi, Hyun Min Cho
-
Patent number: 12171563Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information by using an ultrasonic signal according to an embodiment of the present disclosure includes: an ultrasonic sensor configured to acquire an ultrasonic signal from an object; and a processor configured to detect peaks from the acquired ultrasonic signal, and to determine false detection of a peak, among the detected peaks, by using at least one of amplitudes of the detected peaks or a left waveform shape and a right waveform shape of the peak.Type: GrantFiled: October 20, 2022Date of Patent: December 24, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ui Kun Kwon, Jae Min Kang, Youn Ho Kim, Sang Kon Bae, Jin Woo Choi, Chang Mok Choi
-
Patent number: 12170344Abstract: A display device includes a base substrate, a partitioning wall on the base substrate, wherein the partitioning wall includes a first partitioning wall, and a second partitioning wall on the first partitioning wall, and a light emitting element spaced from the partitioning wall and located in a space surrounded by the partitioning wall in a plan view. The first partitioning wall and the light emitting element include a same material. The second partitioning wall includes a transparent conductive oxide.Type: GrantFiled: January 25, 2022Date of Patent: December 17, 2024Assignee: Samsung Display Co., Ltd.Inventors: Byung Ju Lee, Dae Ho Song, Jin Woo Choi, Jin Wan Kim, Seung Geun Lee
-
Patent number: 12170475Abstract: According to an aspect of the present disclosure, a rotor assembly includes a rotor core having a through-hole disposed at a central portion thereof along an axial direction of the rotor core, and a rotor shaft that passes through the through-hole and coupled to the rotor core, the rotor shaft includes a shaft body having a hollow portion in an interior thereof, a cooling fluid hole part including a plurality of cooling holes passing through the shaft body to discharge a cooling fluid introduced through the hollow portion to an outside of the shaft body and arranged to be spaced apart from each other along an axial direction of the shaft body, and a support flange protruding radially on an outer surface of the shaft body to restrain axial movement of the rotor core and having a passage communication hole.Type: GrantFiled: September 13, 2021Date of Patent: December 17, 2024Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Jin Woo Choi