Patents by Inventor Chang-Jun Lee

Chang-Jun 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).

  • Publication number: 20220208237
    Abstract: An electronic device including a memory device with improved reliability is provided. The semiconductor device comprises a data pin configured to transmit a data signal, a command/address pin configured to transmit a command and an address, a command/address receiver connected to the command/address pin, and a computing unit connected to the command/address receiver, wherein the command/address receiver receives a first command and a first address from the outside through the command/address pin and generates a first instruction on the basis of the first command and the first address, and the computing unit receives the first instruction and performs computation based on the first instruction.
    Type: Application
    Filed: August 20, 2021
    Publication date: June 30, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Min LEE, Nam Hyung KIM, Dae Jeong KIM, Do Han KIM, Min Su KIM, Deok Ho SEO, Won Jae SHIN, Yong Jun YU, Il Gyu JUNG, In Su CHOI
  • Publication number: 20220194434
    Abstract: An autonomous driving control apparatus may include a processor configured to determine a wear degree of a tire of a vehicle based on image data of the tire during autonomous driving of the vehicle, and to perform vehicle control depending on the wear degree of the tire; and a storage electrically connected to the processor and configured to store the image data and algorithms driven by the processor.
    Type: Application
    Filed: August 25, 2021
    Publication date: June 23, 2022
    Inventors: Chang Woo HA, Tae Sik KIM, Ho Jun KIM, Chang Eui SON, Eun Ho LEE, Jang Soon HAN
  • Patent number: 11362361
    Abstract: Provided is a method for manufacturing a membrane-electrode assembly. The method includes forming an electrode layer, preparing a porous support layer, and positioning the electrode layer on each of both surfaces of the porous support layer and hot-pressing the electrode layer positioned on the both surfaces. The forming of the electrode layer incudes forming a functional layer including a hydrogen ion conductive binder resin on at least a portion of an electrode catalyst layer, and forming an electrolyte layer on at least a portion of the functional layer. The preparing of the porous support layer includes performing a pretreatment process by impregnating the porous support layer with a pretreatment composition, and the performing of the pretreatment process includes dipping the porous support layer in a first pretreatment composition and then drying the porous support layer, and dipping the porous support layer after drying in a second pretreatment composition.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: June 14, 2022
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Sung Hee Shin, Byung Chan Bae, Seok Hee Park, Chang Soo Kim, Won Yong Lee, Gu Gon Park, Tae Hyun Yang, Sung Dae Yim, Min Jin Kim, Young Jun Sohn, Seung Gon Kim, Dong Won Shin, Hwan Yeong Oh, Hye Jin Lee
  • Publication number: 20220160747
    Abstract: The present invention relates to a pharmaceutical composition for the prophylaxis or treatment of cancer comprising a novel azolopyrimidine heterocyclic compound as an active ingredient, and the pharmaceutical composition for the prophylaxis or treatment of cancer of the present invention can be used as a small molecular immunotherapy anticancer agent which modulates an adenosine pathway by comprising the azolopyrimidine heterocyclic compound.
    Type: Application
    Filed: March 20, 2020
    Publication date: May 26, 2022
    Inventors: Seong Jun PARK, Chang Hoon LEE, Hwan Jung LIM
  • Patent number: 11342486
    Abstract: A light emitting device package disclosed in an embodiment of the invention includes a substrate including first and second frames; a light emitting device including a first bonding portion facing the first frame and a second bonding portion facing the second frame; a phosphor layer on the light emitting device; a first resin disposed around the upper surface of the substrate and the light emitting device; a second resin between the first resin and side surfaces of the light emitting device; and an adhesive layer between the phosphor layer and the light emitting device, wherein the adhesive layer includes a thickness thinner than a thickness of the phosphor layer, and the first resin comprises a reflective resin material and is disposed on the side surface of the phosphor layer. The second resin may include a transparent resin material, and the second resin may include a curved surface with an outer surface facing the first resin.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: May 24, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Ki Seok Kim, Jung Hwa Jung, Na Young Kim, Won Jung Kim, Suk Kyung Park, Sang Jun Lee, Nak Hun Kim, Chang Man Lim
  • Publication number: 20220157226
    Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.
    Type: Application
    Filed: January 27, 2022
    Publication date: May 19, 2022
    Inventors: Kyong Hwan OH, Jin Tae JEONG, Ji Hyun KA, Won Kyu KWAK, Hyung Jun PARK, Chang Soo PYON, Ji Eun LEE, Hai Jung IN, Won Mi HWANG
  • Publication number: 20220144216
    Abstract: A washer liquid supply valve includes a valve body provided with an inflow hole and a discharge hole configured to allow a washer liquid to flow into and out of the valve body therethrough, a housing detachably combined with an upper part of the valve body, a coil assembly installed in the housing and configured to generate magnetic force when power is applied to the washer liquid supply valve, a core combined with the coil assembly while penetrating the coil assembly and magnetized by the magnetic force generated by the coil assembly, plunger installed in the core so as to be movable and configured to be moved upwards when power is applied to the washer liquid supply valve, and a spring interposed between the core and the plunger so as to elastically support the plunger towards the valve body.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Inventors: Jong Min Park, Nak Kyoung Kong, Jin Hee Lee, Ki Hong Lee, Chang Hoon Lee, Ho Hoon Hwang, Eui Dong Roh, Ki Ryong Lee, Jong Wook Lee, Sin Won Kang, Seong Jun Kim, Jong-hyun Jin, Moo Ha Hwang, Yeong-Su Kim, Gyu Won Han, Young Joon Shin
  • Patent number: 11014201
    Abstract: A laser welding apparatus for laser-welding a first welding target and a second welding target seated on the first welding target includes a first jig on which the first welding target is seated, a second jig configured to press the first welding target such that the first welding target is adhered to the first jig, a third jig configured to press the second welding target such that the second welding target is adhered to the first welding target, one or more connection members connecting the second jig and the third jig such that the second welding target is pressed by the second jig when the first welding target is pressed by the first jig, and a laser head configured to laser-weld the first welding target and the second welding target by irradiating a laser beam to a specific welding part of the second welding target.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: May 25, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Dong Yang Piston Co., Ltd.
    Inventors: Duck Whan Kim, Kwi Seong Jeong, Jung Han Yu, Young Bum Kum, Young Je Lee, Tae Min Lee, Yong Woo Choi, Chang Jun Lee
  • Patent number: 10868478
    Abstract: A wearable energy generating apparatus includes a flexible substrate, and a flexible electrode part having a first electrode attached to one surface of the flexible substrate, and coated with a negatively charged material, and a second electrode attached to one surface of the flexible substrate, and spaced apart from the first electrode by a predetermined interval. The negatively charged material coated on a surface of the first electrode may directly contact a human body that is a positively charged object, and the second electrode may directly contact the skin of the human body.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: December 15, 2020
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Chang Jun Lee, A Young Choi, Do Gyun Kim, Ji Won Park
  • Patent number: 10707912
    Abstract: Provided are a mobile electronic apparatus, an accessory device for the mobile electronic apparatus, and an electronic apparatus including the accessory device. The mobile electronic apparatus includes: a display unit including a display screen; a cover detector detecting identification (ID) information of a cover when the display screen is covered by the cover; and a processor displaying a user interface (UI) screen corresponding to the cover on the display screen by driving a program corresponding to the ID information of the cover when receiving the ID information of the cover.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: July 7, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Kim, Eun-young Cho, Mi-jeong Song, Sang-hun Lee, Sung-hwan Park, Chang-jun Lee
  • Patent number: 10680536
    Abstract: A fibrous energy harvesting device having a corrugated structure includes a first fiber layer acting as an electrified body for generation of triboelectric energy, and a second fiber layer acting as an electrified body for generation of triboelectric energy. The first fiber layer is attached to an upper surface of the second fiber layer and has a corrugated structure.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: June 9, 2020
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, A Young Choi, Chang Jun Lee, Ji Won Park, Do Gyun Kim
  • Publication number: 20200152886
    Abstract: The present disclosure provides an organic electroluminescent device including: an anode; a cathode; and one or more organic material layers interposed between the anode and cathode and selected from the group consisting of a hole injection layer, a hole transporting layer, a light emitting layer, an electron transporting layer, and an electron injection layer, and further including a lifetime enhancement layer (LEL) between the light emitting layer and the electron transporting layer.
    Type: Application
    Filed: January 14, 2020
    Publication date: May 14, 2020
    Applicant: DOOSAN CORPORATION
    Inventors: Tae Hyung KIM, HoCheol PARK, Young Bae KIM, Chang Jun LEE, Eunjung LEE, Youngmi BEAK
  • Patent number: 10573822
    Abstract: The present disclosure provides an organic electroluminescent device including: an anode; a cathode; and one or more organic material layers interposed between the anode and cathode and selected from the group consisting of a hole injection layer, a hole transporting layer, a light emitting layer, an electron transporting layer, and an electron injection layer, and further including a lifetime enhancement layer (LEL) between the light emitting layer and the electron transporting layer.
    Type: Grant
    Filed: December 26, 2014
    Date of Patent: February 25, 2020
    Assignee: DOOSAN CORPORATION
    Inventors: Tae Hyung Kim, HoCheol Park, Young Bae Kim, Chang Jun Lee, Eunjung Lee, Youngmi Beak
  • Publication number: 20190184502
    Abstract: A laser welding apparatus for laser-welding a first welding target and a second welding target seated on the first welding target includes a first jig on which the first welding target is seated, a second jig configured to press the first welding target such that the first welding target is adhered to the first jig, a third jig configured to press the second welding target such that the second welding target is adhered to the first welding target, one or more connection members connecting the second jig and the third jig such that the second welding target is pressed by the second jig when the first welding target is pressed by the first jig, and a laser head configured to laser-weld the first welding target and the second welding target by irradiating a laser beam to a specific welding part of the second welding target.
    Type: Application
    Filed: July 18, 2018
    Publication date: June 20, 2019
    Inventors: Duck Whan Kim, Kwi Seong Jeong, Jung Han Yu, Young Bum Kum, Young Je Lee, Tae Min Lee, Yong Woo Choi, Chang Jun Lee
  • Publication number: 20190157567
    Abstract: The present disclosure relates to a novel compound having excellent hole injection capabilities and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which includes the compound in one or more organic material layers thereof so as to improve characteristics such as light-emitting efficiency, driving voltage, and a service life.
    Type: Application
    Filed: January 18, 2019
    Publication date: May 23, 2019
    Applicant: DOOSAN CORPORATION
    Inventors: Tae Hyung KIM, In Hyuk LEE, Yong Hwan LEE, Jin Yong SHIN, Ho Cheol PARK, Chang Jun LEE, Eun Jung LEE, Young Mi BEAK
  • Patent number: 10297759
    Abstract: The present disclosure relates to a novel compound having excellent hole injection capabilities and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which includes the compound in one or more organic material layers thereof so as to improve characteristics such as light-emitting efficiency, driving voltage, and a service life.
    Type: Grant
    Filed: August 13, 2013
    Date of Patent: May 21, 2019
    Assignee: DOOSAN CORPORATION
    Inventors: Tae Hyung Kim, In Hyuk Lee, Yong Hwan Lee, Jin Yong Shin, Ho Cheol Park, Chang Jun Lee, Eun Jung Lee, Young Mi Beak
  • Patent number: 10236451
    Abstract: Disclosed is a novel benzimidazole compound having excellent hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the benzimidazole compound in one or more organic material layers thereof so as to thereby achieve enhanced characteristics, such as light-emitting efficiency, driving voltage, and lifespan.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: March 19, 2019
    Assignee: DOOSAN CORPORATION
    Inventors: Hyung Chan Bae, Young Mi Beak, Tae Hyung Kim, Ho Cheol Park, Chang Jun Lee, Jin Young Shin
  • Patent number: 10230053
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode opposite the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, the electron transport region including an electron control layer, wherein the hole transport region includes at least one compound selected from a first compound represented by Formula 1 and a second compound represented by Formula 2, and the electron control layer includes a third compound represented by Formula 3:
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: March 12, 2019
    Assignees: Samsung Display Co., Ltd., Doosan Corporation
    Inventors: Myeong-Suk Kim, Sung-Wook Kim, Hwan-Hee Cho, Sang-Woo Lee, Chang-Woong Chu, Tae-Hyung Kim, Ho-Cheol Park, Chang-Jun Lee, Young-Bae Kim, Hoe-Moon Kim
  • Patent number: 10038146
    Abstract: The present invention relates to a novel indole-based compound having superior hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the indole-based compound in one or more organic layers thereof so as to thereby achieve improved characteristics, such as light-emitting efficiency, driving voltage, and lifespan characteristics.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: July 31, 2018
    Assignee: DOOSAN CORPORATION
    Inventors: Hoe Moon Kim, Sung Moo Kim, Young Bae Kim, Tae Hyung Kim, Ho Cheol Park, Chang Jun Lee, Young Mi Baek, Jin Yong Shin
  • Patent number: 10008675
    Abstract: The present disclosure relates to a novel compound and an organic electroluminescent element including the same, and the compound according to the present disclosure is used for an organic material layer of the organic electroluminescent element, thereby improving the light emitting efficiency, driving voltage, lifetime, and the like of the organic electroluminescent element.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: June 26, 2018
    Assignee: DOOSAN CORPORATION
    Inventors: Young Bae Kim, Hyunjong Jo, Chang Jun Lee, Jinyong Shin, Hoe Moon Kim, Youngmi Beak, Tae Hyung Kim