Patents by Inventor Byung Ju Lee
Byung Ju Lee 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: 11987153Abstract: An apparatus for adjusting a seat of a vehicle includes a seat back frame, a cushion frame that is moved forward and backward by a motor driving unit, a cushion hinge part connecting the seat back frame and the cushion frame and rotating according to the movement of the cushion frame to adjust the angle of the seat back frame, and a seat back hinge part connecting the seat back frame and the vehicle body and rotating according to the movement of the seat back frame.Type: GrantFiled: March 3, 2021Date of Patent: May 21, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DAECHANG SEAT CO., LTD-DONGTAN, HYUNDAI TRANSYS INC.Inventors: Min Ju Lee, Seunghyun Kim, Byung Yong Choi, Sanghyun Lee, Seon Chae Na, Chan Ki Cho, In Chang Hwang, Donghwan Kim, Youngwoon Choi, Jaejin Lee
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Patent number: 11990568Abstract: A light emitting device, a display device including a light emitting device, and a method of manufacturing a display device are provided. A light emitting device may include a substrate, and a plurality of light emitting element layers stacked on the substrate. Each of the light emitting element layers may include an insulating layer entirely disposed on the substrate, a first electrode and a second electrode disposed on the insulating layer and spaced apart from each other, and a plurality of light emitting elements disposed between the first electrode and the second electrode.Type: GrantFiled: July 15, 2019Date of Patent: May 21, 2024Assignee: Samsung Display Co., Ltd.Inventors: Young Rag Do, Byung Ju Lee
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Publication number: 20240164217Abstract: The present invention relates to a piezoelectric ceramic stacked structure, and the piezoelectric ceramic stacked structure includes at least one first layer including a KNN-based ceramic; and at least one second layer including a BFO-based ceramic, wherein a ratio of a number (n1) of the first layers stacked to a number (n2) of the second layers stacked in the piezoelectric ceramic stacked structure satisfies Equation (1) below: 0.8×|q|/|p|?n1/n2?1.2×|q|/|p|??(1) (Equation (1) is as defined in the Description).Type: ApplicationFiled: September 21, 2023Publication date: May 16, 2024Inventors: Min Ku LEE, Kyu Hyun PARK, Gyoung Ja LEE, Byung Hoon KIM, Jin Ju PARK
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Publication number: 20240149751Abstract: A dual release actuator for a vehicle seat includes a motor, a cable carrier configured to receive power of the motor, thereby rotating to selectively pull one of two different cables, a Hall sensor to sense rotation of the motor, and a controller configured to count a sensing pulse of the Hall sensor for controlling rotation of the motor.Type: ApplicationFiled: May 17, 2023Publication date: May 9, 2024Inventors: Jae Wook Kim, Sang Soo Lee, Deok Soo Lim, Hyun Wook Lim, Sang Ho Lee, Sang Hark Lee, Hak Cheol Lee, Deok Ki Kim, Byeong Deok Choi, Hoe Cheon Kim, Hwa Young Mun, Seung Yeop Lee, Cheol Hwan Yoon, Jung Bin Lee, Byung Ju Kang
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Patent number: 11970090Abstract: A railess variable seatback type rear seat includes: a linear movement device configured to convert a rotation of a motor into a linear movement; a sliding movement device configured to convert the linear movement into a sliding movement in which a seat cushion is pushed forward or backward; and a reclining angle change device configured to convert the sliding movement into a reclining movement, and to fold a seatback, which is connected to the seat cushion, forward or to recline the seatback backward.Type: GrantFiled: July 20, 2021Date of Patent: April 30, 2024Assignees: HYUNDAI MOTOR COMPANY, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.Inventors: Seung-Hyun Kim, Sang-Hyun Lee, Min-Ju Lee, Byung-Yong Choi, Chan-Ho Jung, Seon-Chae Na, Young-Woon Choi, Jae-Jin Lee, Dong-Hwan Kim, In-Chang Hwang
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Patent number: 11942025Abstract: A display device includes a substrate, a plurality of pixel electrodes on the substrate and spaced apart from each other, a plurality of light-emitting elements on the plurality of pixel electrodes, respectively, and a common electrode layer on the plurality of light-emitting elements and to which a common voltage is applied. The plurality of light-emitting elements include a first light-emitting element that is configured to emit first light according to a first driving current and a second light-emitting element that is configured to emit second light according to a second driving current. An active layer of the first light-emitting element is the same as an active layer of the second light-emitting element.Type: GrantFiled: June 30, 2022Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jin Wan Kim, Seung Geun Lee, Sang Jo Kim, Su Jeong Kim, Young Jin Song, Byung Ju Lee
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Publication number: 20240094591Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode provided on the upper portion of the first substrate; a second substrate provided on the first substrate; a second electrode provided on the lower portion of the second substrate; and an optical conversion unit provided between the first electrode and the second electrode, wherein the optical conversion unit comprises partition wall parts and accommodation parts which are alternately arranged. The accommodation parts have a light transmission rate that varies according to the application of a voltage, and the accommodation parts comprise a plurality of unit accommodation cells spaced apart from each other, and comprises a dispersion and light-absorbing particles which are dispersed in the dispersion.Type: ApplicationFiled: September 21, 2020Publication date: March 21, 2024Inventors: Jong Sik LEE, Byung Sook KIM, Jin Gyeong PARK, In Hae LEE, Young Ju HAN
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Publication number: 20240069310Abstract: A lens includes a lens unit; an intermediate layer configured to cover a surface portion of the lens unit; and a water-repellent layer, configured to cover a surface portion of the intermediate layer, including a base layer and an ultraviolet (UV) absorber disposed in the base layer.Type: ApplicationFiled: March 16, 2023Publication date: February 29, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Tae Kyung LEE, Byung Ju KIM, Jung Ho LEE, Na Yi KANG, Joung Hun KIM, Jae Goon AUM
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Publication number: 20240063346Abstract: A display device comprises a substrate, and a first light emitting element, a second light emitting element, and a third light emitting element provided on the substrate and each including a first semiconductor layer, an active layer, and a second semiconductor layer. A third semiconductor layer is provided on the first light emitting element, a first color conversion layer is provided on the second light emitting element, and a second color conversion layer is provided on the third light emitting element, wherein the first color conversion layer and the second color conversion layer include the same semiconductor material as the third semiconductor layer, and further include dopants different from that of the second semiconductor layer.Type: ApplicationFiled: June 7, 2023Publication date: February 22, 2024Inventors: Sang Jo KIM, Byung Ju LEE
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Publication number: 20230384091Abstract: In order to calculate an actual distance between coordinates in an image, a regular image for an original image may be generated based on an intrinsic parameter of a camera and pose information of the camera, based on first coordinates in the regular image that are received, first world coordinates corresponding to the first coordinates may be calculated in a world coordinate system, based on second coordinates in the regular image that are received, second world coordinates corresponding to the second coordinates may be calculated in the world coordinate system, and a distance between the first world coordinates and the second coordinates may be calculated.Type: ApplicationFiled: October 30, 2022Publication date: November 30, 2023Applicant: 3i Inc.Inventors: Ken KIM, Ji Wuck JUNG, Kevin Nathanael SANTOSO, Byung Ju LEE
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Publication number: 20230352640Abstract: A includes a substrate including a plurality of pixels, a plurality of transistors disposed on the substrate, a passivation layer overlapping the plurality of transistors, a first electrode and a second electrode disposed on the passivation layer and spaced apart from each other, an insulating layer disposed on the first electrode and the second electrode, a plurality of light emitting elements disposed between the first electrode and the second electrode on the insulating layer and electrically connected to the first electrode and the second electrode, and an insulating reflective layer disposed between the passivation layer and the plurality of light emitting elements.Type: ApplicationFiled: August 3, 2021Publication date: November 2, 2023Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Chul Jong YOO, Dong Eon LEE, Myeong Hee KIM, Hoo Keun PARK, Byung Ju LEE, So Young LEE, Seung Geun LEE, Seung A LEE, Jong Won LEE, Ji Hyun HAM
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Patent number: 11769787Abstract: A display device includes a substrate; a first electrode and a second electrode arranged to be spaced apart from each other on the substrate; a first insulating layer on the substrate; a light emitting element on the first insulating layer, located between the first electrode and the second electrode, and including a first end portion and a second end portion; a third electrode on the substrate and electrically connected to the first electrode and the first end portion; a fourth electrode on the substrate and electrically connected to the second electrode and the second end portion; a second insulating layer on the substrate and covering the light emitting element, the third electrode, and the fourth electrode; and a light diffusion layer on the second insulating layer and including a light diffusion particle.Type: GrantFiled: August 16, 2021Date of Patent: September 26, 2023Assignee: Samsung Display Co., Ltd.Inventors: Dong Gyun Kim, Moon Jung An, Dong Eon Lee, Hye Lim Kang, Hoo Keun Park, Byung Ju Lee
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Publication number: 20230268114Abstract: Disclosed are a multi pickup coil for wireless charging of an electric vehicle such as an electric bus or an electric passenger car and industrial equipment while stopping or driving, and a pickup apparatus having the multi pickup coil. The multi pickup coil and the pickup apparatus provide high-capacity and high-efficiency wireless charging per unit area by performing performance enhancement through an optimal design in order to overcome the limitations of a circular pickup coil.Type: ApplicationFiled: July 2, 2021Publication date: August 24, 2023Inventors: Bo-Yune SONG, Kyo-II LEE, Seong-Joo KANG, Ye-Chang JEONG, Dong-Kwan SEO, Byung-Ju LEE, Jin-Seob CHOI
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Publication number: 20230268464Abstract: A method of manufacturing a light emitting element, comprises placing a plurality of mask patterns on a substrate, forming first patterns on the substrate through the plurality of mask patterns, the first patterns recessed from an upper surface of the substrate, forming an undoped semiconductor layer on the substrate on which the first patterns are formed, etching the undoped semiconductor layer, forming a first semiconductor layer on the undoped semiconductor layer, forming an active layer on the first semiconductor layer, forming a second semiconductor layer on the active layer, and forming an electrode layer on the second semiconductor layer, wherein the undoped semiconductor layer includes second patterns recessed from a lower surface of the undoped semiconductor layer.Type: ApplicationFiled: December 5, 2022Publication date: August 24, 2023Applicant: Samsung Display Co., LTD.Inventors: Byung Ju LEE, Jin Wan KIM, Hoo Keun PARK, Young Jin SONG, Seung Geun LEE
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Publication number: 20230246127Abstract: A display device includes first banks spaced apart from one another and disposed on a substrate, a first electrode and a second electrode disposed on the respective first banks to cover the respective first banks, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed between the first electrode and the second electrode. The light-emitting element includes an active layer, a first semiconductor layer, and a second semiconductor layer disposed between the active layer and the first electrode. The first semiconductor layer includes a main semiconductor layer and a nanoporous layer disposed in the main semiconductor layer.Type: ApplicationFiled: September 14, 2022Publication date: August 3, 2023Applicant: Samsung Display Co., LTD.Inventors: Hoo Keun PARK, Sang Jo KIM, Su Jeong KIM, Byung Ju LEE
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Publication number: 20230111670Abstract: A display device includes a substrate, a plurality of pixel electrodes on the substrate and spaced apart from each other, a plurality of light-emitting elements on the plurality of pixel electrodes, respectively, and a common electrode layer on the plurality of light-emitting elements and to which a common voltage is applied. The plurality of light-emitting elements include a first light-emitting element that is configured to emit first light according to a first driving current and a second light-emitting element that is configured to emit second light according to a second driving current. An active layer of the first light-emitting element is the same as an active layer of the second light-emitting element.Type: ApplicationFiled: June 30, 2022Publication date: April 13, 2023Inventors: Jin Wan KIM, Seung Geun LEE, Sang Jo KIM, Su Jeong KIM, Young Jin SONG, Byung Ju LEE
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Publication number: 20230111615Abstract: A display device is provided. The display device comprises a plurality of pixel electrodes on a first substrate and spaced apart from each other; a plurality of light emitting elements on the plurality of pixel electrodes; and a common electrode layer on the plurality of light emitting elements, wherein the common electrode layer includes a first common electrode layer on the plurality of light emitting elements, and a second common electrode layer between the first common electrode layer and the plurality of light emitting elements, and a lattice constant of the first common electrode layer is larger than a lattice constant of the second common electrode layer.Type: ApplicationFiled: June 30, 2022Publication date: April 13, 2023Inventors: Jin Wan KIM, Sang Jo KIM, Hoo Keun PARK, Byung Ju LEE
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Publication number: 20230066350Abstract: A light emitting element may include: a light emitting element core including a first semiconductor layer, a second semiconductor layer, and a light emitting layer between the first semiconductor layer and the second semiconductor layer; and a single crystal insulating layer around a side surface of the light emitting element core.Type: ApplicationFiled: May 5, 2022Publication date: March 2, 2023Inventors: Young Chul SIM, Jin Wan KIM, Dong Uk KIM, Dong Kyun SEO, Byung Ju LEE, Seung Geun LEE, Hyung Rae CHA
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Publication number: 20220352238Abstract: A display device includes light-emitting elements disposed on a substrate, wherein each of the light-emitting elements includes a first semiconductor layer, an active layer disposed on the first semiconductor layer, a second semiconductor layer disposed on the active layer, and a porous layer disposed on the second semiconductor layer.Type: ApplicationFiled: December 22, 2021Publication date: November 3, 2022Applicant: Samsung Display Co., LTD.Inventors: Su Jeong KIM, Young Jin SONG, Jin Wan KIM, Dae Ho SONG, Jin Woo CHOI, Sang Jo KIM, Hoo Keun PARK, Byung Ju LEE, Seung Geun LEE
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Publication number: 20220352251Abstract: The disclosure relates to a display device and a method of manufacturing the same. A display device includes a pixel including a first electrode, a light emitting element disposed on the first electrode, and a second electrode disposed on the light emitting element. The light emitting element includes: an emission layer that generates light of a first color; a first light conversion layer disposed between the emission layer and the first electrode to convert the light of the first color into light of a second color; a second light conversion layer disposed between the first light conversion layer and the first electrode to convert the light of the first color or the light of the second color into light of a third color; and a first semiconductor layer disposed between the emission layer and the second electrode and including a first conductivity type dopant.Type: ApplicationFiled: March 25, 2022Publication date: November 3, 2022Applicant: Samsung Display Co., LTD.Inventors: Seung Geun LEE, Min Woo KIM, Byung Ju LEE, Dae Ho SONG, Jin Woo CHOI