Patents by Inventor Jae-won Ha
Jae-won Ha 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: 20240121948Abstract: A semiconductor device and a method of fabricating the same are provided. According to the present invention, a semiconductor device comprises an active region formed in a substrate, and including flat surfaces and hole-shaped recess portions; upper-level plugs disposed over the flat surfaces; a spacer disposed between the upper-level plugs and providing a trench exposing the hole-shaped recess portions; a lower-level plug filling the hole-shaped recess portions; and a buried conductive line disposed over the lower-level plug and partially filling the trench.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Inventors: Jae Man YOON, Jin Hwan JEON, Tae Kyun KIM, Jung Woo PARK, Su Ock CHUNG, Jae Won HA
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Publication number: 20240079456Abstract: A method of manufacturing a semiconductor device includes: forming a trench in an insulating interlayer by etching the insulating interlayer; forming a conductive layer on bottom, side, and upper surfaces of the insulating interlayer where the trench is formed, using a first deposition process, the conductive layer on the bottom surface of the trench being thicker than the conductive layer on the side surface of the trench; forming a sacrificial layer in the trench covering the conductive layer formed on the bottom surface of the trench using a second deposition process different from the first deposition process; selectively removing the conductive layer formed on the upper surface of the insulating interlayer and formed on the side surface of the trench left exposed through the sacrificial layer; and selectively removing the sacrificial layer, to form a conductive line using the conductive layer remaining on the bottom surface of the trench.Type: ApplicationFiled: January 10, 2023Publication date: March 7, 2024Applicant: SK hynix Inc.Inventors: Jae Man YOON, Jun Ki KIM, Tae Kyun KIM, Jung Woo PARK, Jae Won HA
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Patent number: 11916456Abstract: A connection structure of a stator of a drive motor is configured to allow coils to be wound in a plurality of slots provided in a stator core and to connect the coils withdrawn from the slots. The coils are wound in the slots to form first-type structures and second-type structures configured such that withdrawal directions of three-phase (U-, W- and V-phase) withdrawal lines and N-phase withdrawal lines withdrawn from the slots of the first-type structures are opposite to withdrawal directions of three-phase (U-, W- and V-phase) withdrawal lines and N-phase withdrawal lines withdrawn from the slots of the second-type structures. The first-type structures and the second-type structures are disposed symmetrically to each other with respect to a reference line formed to divide the slots in half.Type: GrantFiled: December 1, 2021Date of Patent: February 27, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ga Eun Lee, Dong Yeon Han, Yong Sung Jang, Deok Hwan Na, Jae Won Ha, Myung Kyu Jeong
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Patent number: 11895828Abstract: A semiconductor device and a method of fabricating the same are provided. According to the present invention, a semiconductor device comprises an active region formed in a substrate, and including flat surfaces and hole-shaped recess portions; upper-level plugs disposed over the flat surfaces; a spacer disposed between the upper-level plugs and providing a trench exposing the hole-shaped recess portions; a lower-level plug filling the hole-shaped recess portions; and a buried conductive line disposed over the lower-level plug and partially filling the trench.Type: GrantFiled: April 13, 2022Date of Patent: February 6, 2024Assignee: SK hynix Inc.Inventors: Jae Man Yoon, Jin Hwan Jeon, Tae Kyun Kim, Jung Woo Park, Su Ock Chung, Jae Won Ha
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Patent number: 11710997Abstract: A cooling-channel integrated motor housing includes a motor housing, a plurality of stator cores press-fitted into the motor housing, and a cooling pipe inserted into the motor housing and disposed in a circumferential direction of a circle along which the stator cores are arranged. The 1cooling pipe is disposed to overlap with the stator cores in a direction perpendicular to a direction in which a rotating shaft of a motor extends.Type: GrantFiled: September 9, 2020Date of Patent: July 25, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Sung Ik Bae, Jae Won Ha, Dong Jae Kim, Myung Kyu Jeong, Hee Ra Lee
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Publication number: 20230102043Abstract: A semiconductor device and a method of fabricating the same are provided. According to the present invention, a semiconductor device comprises an active region formed in a substrate, and including flat surfaces and hole-shaped recess portions; upper-level plugs disposed over the flat surfaces; a spacer disposed between the upper-level plugs and providing a trench exposing the hole-shaped recess portions; a lower-level plug filling the hole-shaped recess portions; and a buried conductive line disposed over the lower-level plug and partially filling the trench.Type: ApplicationFiled: April 13, 2022Publication date: March 30, 2023Inventors: Jae Man YOON, Jin Hwan JEON, Tae Kyun KIM, Jung Woo PARK, Su Ock CHUNG, Jae Won HA
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Patent number: 11605999Abstract: A stator for a drive motor includes: a segmented stator core including a plurality of mounting portions; a bobbin equipped on each mounting portion of the plurality of the mounting portions and having a coil wound thereon; a first casing and a second casing coupled to the bobbin, respectively, at opposite sides of the bobbin with respect to the segmented stator core, and configured to enclose the coil; a passage formed in one of the first casing or the second casing, and configured to allow fluid communication with the inside of the first casing and the second casing; and a terminal portion integrally formed in a remaining one of the first casing or the second casing and configured to allow connection of the coil.Type: GrantFiled: December 8, 2020Date of Patent: March 14, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jae Min Yu, Hyoung Jun Cho, Jae Won Ha, Myung Kyu Jeong, Yong Sung Jang, Deok Hwan Na, Young Jin Seo, Dong Yeon Han
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Publication number: 20220294295Abstract: A rotor-cooling structure is for a drive motor including an inner shaft, a rotor shaft surrounding the inner shaft, a rotor connected to the rotor shaft, and a stator disposed to be spaced apart from the rotor. The rotor-cooling structure includes: a first flow passage formed in the inner shaft; a second flow passage formed in the rotor shaft to receive oil through the first flow passage; a third flow passage formed in a plate disposed at an end of a rotor core, constituting the rotor, to be connected to the second flow passage; and a fourth flow passage formed to be connected to the third flow passage and to penetrate the rotor core in the direction in which core plates constituting the rotor core are stacked.Type: ApplicationFiled: November 1, 2021Publication date: September 15, 2022Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Hong Seok Yang, Tae Ho Kim, Jae Won Ha, Jae Young Choi
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Publication number: 20220271599Abstract: A connection structure of a stator of a drive motor is configured to allow coils to be wound in a plurality of slots provided in a stator core and to connect the coils withdrawn from the slots. The coils are wound in the slots to form first-type structures and second-type structures configured such that withdrawal directions of three-phase (U-, W- and V-phase) withdrawal lines and N-phase withdrawal lines withdrawn from the slots of the first-type structures are opposite to withdrawal directions of three-phase (U-, W- and V-phase) withdrawal lines and N-phase withdrawal lines withdrawn from the slots of the second-type structures. The first-type structures and the second-type structures are disposed symmetrically to each other with respect to a reference line formed to divide the slots in half.Type: ApplicationFiled: December 1, 2021Publication date: August 25, 2022Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ga Eun Lee, Dong Yeon Han, Yong Sung Jang, Deok Hwan Na, Jae Won Ha, Myung Kyu Jeong
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Patent number: 11320003Abstract: A cooling structure for a hybrid powertrain apparatus of a vehicle may include: a first rotor shaft coaxially connected to an engine output shaft and connected to a rotor of a first motor; an engine clutch shaft coaxially connected to the first rotor shaft not to rotate and connected to an engine clutch; a transmission input shaft mounted coaxially with the engine clutch shaft not to rotate by a rotor of a second motor connected to the engine clutch; and a cooling channel formed in the transmission input shaft to be able to supply oil for simultaneously cooling the first motor, the second motor, and the engine clutch.Type: GrantFiled: February 1, 2021Date of Patent: May 3, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Hong Seok Yang, Kyoung Bum Kim, Hee Ra Lee, Jae Won Ha
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Publication number: 20220065309Abstract: A cooling structure for a hybrid powertrain apparatus of a vehicle may include: a first rotor shaft coaxially connected to an engine output shaft and connected to a rotor of a first motor; an engine clutch shaft coaxially connected to the first rotor shaft not to rotate and connected to an engine clutch; a transmission input shaft mounted coaxially with the engine clutch shaft not to rotate by a rotor of a second motor connected to the engine clutch; and a cooling channel formed in the transmission input shaft to be able to supply oil for simultaneously cooling the first motor, the second motor, and the engine clutch.Type: ApplicationFiled: February 1, 2021Publication date: March 3, 2022Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Hong Seok YANG, Kyoung Bum Kim, Hee Ra Lee, Jae Won Ha
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Publication number: 20210399605Abstract: A stator for a drive motor includes: a segmented stator core including a plurality of mounting portions; a bobbin equipped on each mounting portion of the plurality of the mounting portions and having a coil wound thereon; a first casing and a second casing coupled to the bobbin, respectively, at opposite sides of the bobbin with respect to the segmented stator core, and configured to enclose the coil; a passage formed in one of the first casing or the second casing, and configured to allow fluid communication with the inside of the first casing and the second casing; and a terminal portion integrally formed in a remaining one of the first casing or the second casing and configured to allow connection of the coil.Type: ApplicationFiled: December 8, 2020Publication date: December 23, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jae Min YU, Hyoung Jun CHO, Jae Won HA, Myung Kyu JEONG, Yong Sung JANG, Deok Hwan NA, Young Jin SEO, Dong Yeon HAN
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Publication number: 20210184542Abstract: A cooling-channel integrated motor housing includes a motor housing, a plurality of stator cores press-fitted into the motor housing, and a cooling pipe inserted into the motor housing and disposed in a circumferential direction of a circle along which the stator cores are arranged. The 1 cooling pipe is disposed to overlap with the stator cores in a direction perpendicular to a direction in which a rotating shaft of a motor extends.Type: ApplicationFiled: September 9, 2020Publication date: June 17, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Sung Ik Bae, Jae Won Ha, Dong Jae Kim, Myung Kyu Jeong, Hee Ra Lee
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Patent number: 10920868Abstract: A keyless rotation transfer unit may include a spline forming a pulley coupling force between an inner circumference of a shaft hole of a pulley and an outer circumference of a keyless shaft end forming one end of a shaft, with the keyless shaft end inserted into the shaft hole, and a flange nut screw-fastened to the keyless shaft end coming out of the shaft hole and forming a screw fastening force to press one surface of the pulley. In particular, the screw fastening force forms a shaft fastening force that causes a bearing to pressurize the other surface of the pulley, the bearing is coupled to the keyless shaft end and located at the rear of the pulley, and the flange nut forms a pulley holding force using the screw fastening force and the shaft fastening force.Type: GrantFiled: November 2, 2017Date of Patent: February 16, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Yong-Sung Jang, Jae-Won Ha, Woo-Hyung Seol, Ji-Yeon Kim, Hee-Ra Lee, Myung-Gyu Kim
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Patent number: 10840764Abstract: A motor cooling structure is provided. The structure includes a motor housing that has an inner wall, an outer wall, and a plurality of cooling fins which are disposed on the inner wall. An inlet boss is obliquely connected to the motor housing and an outlet boss is obliquely connected to the motor housing. The outlet boss is spaced apart from the inlet boss. Additionally, a first cooling channel and a second cooling channel are disposed between the inner wall and the outer wall, and are connected in parallel to the inlet boss and the outlet boss.Type: GrantFiled: October 4, 2018Date of Patent: November 17, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Woo Hyung Seol, Jae Won Ha, Heung Seok Seo, Yeon Ho Kim, Seokbin Hong, Hee Ra Lee, Yong Sung Jang
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Patent number: 10411541Abstract: The present disclosure relates to a driving motor for environmentally friendly vehicles. The driving motor for the vehicles includes: a stator core; a bobbin assembled to the stator core; a coil part wound on the bobbin; a coil lead-out portion configured such that an end portion of the coil part drawn from the bobbin is formed to have a curved structure; and a terminal bonded with a bonding portion formed in the coil lead-out portion.Type: GrantFiled: December 14, 2016Date of Patent: September 10, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Young Jin Seo, Dae Woong Han, Hee Ra Lee, Yeon Ho Kim, Jae Won Ha, Myung Kyu Jeong, Jae Woo Shim
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Publication number: 20190173351Abstract: A motor cooling structure is provided. The structure includes a motor housing that has an inner wall, an outer wall, and a plurality of cooling fins which are disposed on the inner wall. An inlet boss is obliquely connected to the motor housing and an outlet boss is obliquely connected to the motor housing. The outlet boss is spaced apart from the inlet boss. Additionally, a first cooling channel and a second cooling channel are disposed between the inner wall and the outer wall, and are connected in parallel to the inlet boss and the outlet boss.Type: ApplicationFiled: October 4, 2018Publication date: June 6, 2019Inventors: Woo Hyung Seol, Jae Won Ha, Heung Seok Seo, Yeon Ho Kim, Seokbin Hong, Hee Ra Lee, Yong Sung Jang
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Publication number: 20180163840Abstract: A keyless rotation transfer unit may include a spline forming a pulley coupling force between an inner circumference of a shaft hole of a pulley and an outer circumference of a keyless shaft end forming one end of a shaft, with the keyless shaft end inserted into the shaft hole, and a flange nut screw-fastened to the keyless shaft end coming out of the shaft hole and forming a screw fastening force to press one surface of the pulley. In particular, the screw fastening force forms a shaft fastening force that causes a bearing to pressurize the other surface of the pulley, the bearing is coupled to the keyless shaft end and located at the rear of the pulley, and the flange nut forms a pulley holding force using the screw fastening force and the shaft fastening force.Type: ApplicationFiled: November 2, 2017Publication date: June 14, 2018Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Yong-Sung JANG, Jae-Won HA, Woo-Hyung SEOL, Ji-Yeon KIM, Hee-Ra LEE, Myung-Gyu KIM
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Publication number: 20170310180Abstract: The present disclosure relates to a driving motor for environmentally friendly vehicles. The driving motor for the vehicles includes: a stator core; a bobbin assembled to the stator core; a coil part wound on the bobbin; a coil lead-out portion configured such that an end portion of the coil part drawn from the bobbin is formed to have a curved structure; and a terminal bonded with a bonding portion formed in the coil lead-out portion.Type: ApplicationFiled: December 14, 2016Publication date: October 26, 2017Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Young Jin SEO, Dae Woong HAN, Hee Ra LEE, Yeon Ho KIM, Jae Won HA, Myung Kyu JEONG, Jae Woo SHIM
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Publication number: 20110133581Abstract: Disclosed herein is a concentrated winding type coil connecting structure of a driving motor for a hybrid vehicle. A protrusion protrudes upwards (the axial direction of the motor) from each of U-/V-/W-/N-phase conducting plates concentrically inserted into receiving grooves of a conductor holder, and a bent part is bent from the upper end of the protrusion in a radial direction of the motor, and a curved groove is formed in an end of the bent part to surround the circumferential surface of each of the coils, so that a connector integrally having the protrusion, the bent part and the groove allows each conducting plate and the coil to be firmly joined to each other, thus maintaining a strong force of connection between the conducting plate and the coil, and providing high workability and durability.Type: ApplicationFiled: April 21, 2010Publication date: June 9, 2011Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventor: Jae Won Ha