Patents by Inventor Jin-Woo Lee

Jin-Woo 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: 20220344117
    Abstract: Proposed are an input/output device and a control method for the same, the device including a first input/output terminal that receives a forward signal from a limit switch or outputs power to a sensor; a second input/output terminal that receives a backward signal from the limit switch or receives a sensing signal from the sensor; and an integrated circuit unit that determines a communication target for exchanging a signal through the first input/output terminal and the second input/output terminal, and selectively receives or outputs the forward signal, the backward signal, the power of the sensor and the sensing signal based on the determination result.
    Type: Application
    Filed: April 22, 2022
    Publication date: October 27, 2022
    Inventors: Jin Woo LEE, Se Min KIM
  • Publication number: 20220336973
    Abstract: Disclosed is a cable adaptor comprising a first member which is conductive and comes into contact with a signal pin of the cable, a second member disposed outside the first member and coupled to the first member, a third member which is conductive and disposed outside the second member, and a contact pin fixed to the first member. Here, the first member includes a first body coupled to the second member and a first contact portion which extends from the first body and comes into contact with the signal pin. The third member includes a second body coupled to the second member and a second contact portion which extends from the second body and comes into contact with the outer conductor. A plurality of first contact points of the signal pin and the first contact portion are arranged at same intervals along a circumferential direction of the signal pin.
    Type: Application
    Filed: April 13, 2022
    Publication date: October 20, 2022
    Inventors: Byoung Nam KIM, Kyoung Il KANG, Jin Woo LEE, Jin Kook JUN, Sung Gyu PARK, Hyun Duk KIM, Jong Wook HAM, Sang Woo HAN
  • Publication number: 20220337008
    Abstract: Disclosed is a cable adaptor which is connected to a cable including an outer conductor. The adaptor includes a contact pin which comes into contact with a signal pin of the cable, a first member which is conductive and disposed inside and coupled to the contact pin, a second member disposed outside and coupled to the contact pin, and a third member which is conductive and disposed outside the second member. Here, the contact pin includes a first body coupled to the second member, a first contact portion which is conductive and extends from one side of the first body to come into contact with the signal pin, and a second contact portion which extends from the other side of the first body and comes into contact with an object being tested. The third member includes a second body coupled to the second member and a third contact portion.
    Type: Application
    Filed: April 19, 2022
    Publication date: October 20, 2022
    Inventors: Byoung Nam KIM, Kyoung Il KANG, Jin Woo LEE, Jin Kook JUN, Sung Gyu PARK, Hyun Duk KIM, Jong Wook HAM, Sang Woo HAN
  • Patent number: 11475871
    Abstract: Disclosed herein is a device for reducing noise using a sound meta-material. The device for reducing noise includes a sound-absorbing layer configured to absorb noise generated from a sound source, a buffer layer configured to buffer an impact, and a meta-material panel layer disposed between the sound-absorbing layer and the buffer layer. The meta-material panel layer is configured with a unit cell formed by stacking one or more block cells, and one or more unit cells are disposed on a plane of the meta-material panel layer.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: October 18, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Ajou University Industry-Academic Cooperation Foundation
    Inventors: Jin Ho Hwang, Dae Ig Jung, Min Ho Cho, Seung Hyeok Chang, Jin Woo Lee, Jong Kyeom Lee, Min Ho Kim
  • Publication number: 20220328011
    Abstract: A light emitting display device can include a display panel including M subpixels sharing a sensing line, wherein M is an integer equal to or greater than 2; and a circuit configured to sense one or more elements included in at least one of the M subpixels through the sensing line, in which the M sub-pixels are initialized based on an initialization voltage during an initial period, the M sub-pixels are sensed based on a sensing voltage during a data writing period, and an amount of time of the initial period is longer than an amount of time of the data writing period.
    Type: Application
    Filed: June 29, 2022
    Publication date: October 13, 2022
    Applicant: LG Display Co., Ltd.
    Inventors: Jin-Woo LEE, Hye-Min PARK, Tae-Gung KIM
  • Publication number: 20220328465
    Abstract: A display device includes first and second electrodes disposed on a substrate, the first and second electrodes extending in a direction and being parallel to each other, a first insulating layer disposed on the first and second electrodes, light-emitting elements disposed on the first insulating layer, the light-emitting elements having first end portions disposed on the first electrode and second end portions disposed on the second electrode, and a partition disposed on the first insulating layer and being parallel to the first electrode, the partition including a first part that overlaps the light-emitting elements, and second parts that do not overlap the light-emitting elements, wherein a vertical distance from a top surface of the first electrode to a top surface of the first part is equal to a vertical distance from the top surface of the first electrode to top surfaces of the second parts.
    Type: Application
    Filed: December 7, 2021
    Publication date: October 13, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Sung Geun BAE, Jeong Hyun LEE, Jong Chan LEE, Jin Woo LEE, Da Sol JEONG, Kyung Ah CHOI
  • Publication number: 20220319878
    Abstract: A wet etching apparatus includes a process bath having an internal space configured to receive an etchant and having a support unit, on which a wafer is disposed to be in contact with the etchant. A laser unit is disposed above the process bath and is configured to direct a laser beam to the wafer and to heat the wafer thereby. An etchant supply unit is configured to supply the etchant to the internal space of the process bath.
    Type: Application
    Filed: June 16, 2022
    Publication date: October 6, 2022
    Inventors: JIN WOO LEE, YONG JUN CHOI, SEOK HOON KIM, SEUNG MIN SHIN, JI HOON CHA
  • Patent number: 11462518
    Abstract: A display device includes a substrate including a display area and a non-display area, and pixels disposed in the display area. The pixels each include first electrodes, second electrodes spaced apart from the first electrodes, and light emitting elements disposed between the first electrodes and the second electrodes. The first electrodes each include a closed loop of a polygonal shape in some sections.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: October 4, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Jin Lee, Jin Yeong Kim, Jin Taek Kim, Mi Jin Park, Jin Woo Lee, Kwang Taek Hong
  • Publication number: 20220311973
    Abstract: Provided is a security authentication method of a network video recorder (NVR) including assigning a terminal unique index to each of pseudo-random functions included in a pseudo-random function set using terminal information; transmitting a session key having a predetermined expiry time and the pseudo-random function set with the assigned terminal unique index to a terminal; calculating a first terminal unique index for authenticating a first message using a predetermined bitstream of the first message received from the terminal; selecting a first pseudo-random function for authenticating the first message using the calculated first terminal unique index; generating a first independent private key of the terminal for authenticating the first message by inputting the session key and a MAC address of the terminal to the first pseudo-random function; and generating a message authentication code for the first message using the first independent private key and authenticating the first message.
    Type: Application
    Filed: January 11, 2022
    Publication date: September 29, 2022
    Inventors: Young Sun PARK, Gyeng Che CHO, Su Man NAM, Jun Geol KIM, Jin Woo LEE
  • Patent number: 11447043
    Abstract: The present disclosure relates to a seat operation range setting system. The seat operation range setting system includes a lower rail disposed on a frame mounted to a floor panel of a chassis, an upper rail installed so as to be slidable along the lower rail, a contactless sensor connected to the upper rail, the contactless sensor being configured to sense a bracket disposed at one side of the lower rail, and a controller configured to receive an ON/OFF signal of the contactless sensor and to set a virtual limit of a seat.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: September 20, 2022
    Assignee: HYUNDAI TRANSYS INC.
    Inventor: Jin Woo Lee
  • Publication number: 20220289919
    Abstract: The embodiments relate to a polyamide-based film that is excellent in optical properties and mechanical properties, to a process for preparing the same, and to a cover window and a display device comprising the same. There are provided a polyamide-based film, which comprises a polyamide-based polymer and has a plasticity characteristic value represented by the following equation of 18.45 to 19.97%, a process for preparing the same, and a cover window and a display device comprising the same: Plasticity characteristic value (%)=(100?nIT)/(HIT/HM). In this equation, nIT, HIT, and HM are measured according to the ISO 14577 standard with a nanoindenter, nIT is the elasticity (%), HIT is the indentation hardness (N/mm2), and HM is the composite hardness (N/mm2).
    Type: Application
    Filed: February 2, 2022
    Publication date: September 15, 2022
    Inventors: Dae Seong OH, Sun Hwan KIM, Jin Woo LEE, Heung Sik KIM
  • Patent number: 11440439
    Abstract: A method of controlling a vehicle seat according to an example of the present disclosure includes analyzing, by a controller, input information transmitted through each switch mounted in a vehicle and classifying the input information according to an input pattern; detecting, by the controller, in which angle range among the plurality of angle ranges belongs the current angle of the seat by analyzing rotation angle information transmitted through the angle detecting sensor of the corresponding seat; controlling, by the controller, an operation of the corresponding seat by using the information of the detected angle range and the input information; and determining, by the controller, whether the operation to the corresponding seat is correct or not.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: September 13, 2022
    Assignee: HYUNDAI TRANSYS INC.
    Inventors: Jin Woo Lee, Seung Kyu Lee
  • Patent number: 11433573
    Abstract: An embodiment can provide a method for producing a polyamide-imide film which is colorless and transparent and has excellent mechanical properties, the method comprising: a step of producing a polyamide-imide polymer solution by polymerizing an aromatic diamine compound, an aromatic dianhydride compound, and a dicarbonyl compound; a step of producing a gel sheet by extruding, casting and drying the polymer solution; and a step of producing a polyamide-imide film by heat-treating the gel sheet, wherein the viscosity of the polymer solution is 100,000 to 500,000 cps, and the polyamide-imide film has a yellowness index of 5 or lower, a haze of 2% or lower, a transmittance of 85% or above and a modulus of 5.0 GPa or above, at a thickness of 20 ?m to 75 ?m.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: September 6, 2022
    Assignee: SKC CO., LTD.
    Inventors: Dae Seong Oh, Dawoo Jeong, Sunhwan Kim, Jin Woo Lee, Dong Jin Lim, Cheol Ho Kim
  • Patent number: 11434335
    Abstract: An embodiment can provide a polyamide-imide film and a method for producing same, the film comprising a polyamide-imide polymer formed by polymerizing an aromatic diamine compound, an aromatic dianhydride compound and a dicarbonyl compound, wherein, in an XRD graph with a section in which 2?=8° to 32° as a baseline, the film shows a peak area of 50% or above around 2?=23° with respect to a peak area seen around 2?=15°.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: September 6, 2022
    Assignee: SKC CO., LTD.
    Inventors: Dae Seong Oh, Dawoo Jeong, Sunhwan Kim, Jin Woo Lee, Dong Jin Lim, Kyungeun Oh
  • Patent number: 11431661
    Abstract: A single content region in a chat history display is used to display entries representative of a plurality of messages corresponding to all chat histories for all of chat threads currently engaged in by a given mobile terminal. Additionally, a buddy list display supports management of chat buddies, a detail view display allows otherwise truncated messages to be displayed, and a text message editor display supports the composition of text messages. Each chat user may designate public display identifiers for purposes of identification to other chat users. Additionally, each user may designate private display identifiers for each of his/her buddies, which private display identifiers may be used to replace the public display identifiers for that user's buddies when displayed on the user's mobile terminal. In this manner, the use of speech and text based group chatting and similar services in wireless communication environments is more readily enabled.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: August 30, 2022
    Assignee: BlackBerry Limited
    Inventors: Chris Michael Griffin, Bashar Jano, Jin Woo Lee, Mihaela Kamenova Mihaylova, Christopher Jamieson Wilson
  • Publication number: 20220243061
    Abstract: The embodiments relate to a polyamide-imide film excellent in optical properties and mechanical properties, to a process for preparing the same, and to a cover window and a display device comprising the same. There are provided a polyamide-imide film, which comprises a polyamide-imide polymer and has a reduced modulus of a top surface measured by the nanoindentation method according to the ISO 14577-2 standard of 5.6 GPa or more and a haze of 1% or less, a process for preparing the same, and a cover window and a display device comprising the same.
    Type: Application
    Filed: January 18, 2022
    Publication date: August 4, 2022
    Inventors: Sang Hun CHOI, Jin Woo LEE, Jung Hee Ki, Dae Seong OH, Han Jun KIM, Sun Hwan KIM, Heung Sik KIM
  • Publication number: 20220228689
    Abstract: The present disclosure relates to a male connector holder for an automatic chemical supply apparatus, in which as an upper stage that is independently movable in a front-rear direction is provided on a lower stage that is moved in the front-rear direction by a transfer unit, and even when a male connector having a stretched neck region is seated on the holder, the automatic chemical supply apparatus may be smoothly and normally operated.
    Type: Application
    Filed: November 17, 2021
    Publication date: July 21, 2022
    Applicant: STI CO., LTD.
    Inventors: Yong Ik SONG, Hee Bong CHAE, Jin Woo LEE, Hyung Kyu SEO, Jae Won LEE, Hyun Soo JANG
  • Patent number: 11389285
    Abstract: The present invention relates to a bellows framework having a concave-convex structure on at least one of outer and inner sides using three-dimensional printing technology and a method of producing thereof, and an artificial tracheal replacement comprising an epithelium part formed on the inner side of the bellows framework and an annular cartilage part formed along the circumference of concave-convex grooves on the outer side and a method of producing thereof.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: July 19, 2022
    Assignees: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION, THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY—ACADEMIC COOPERATION FOUNDATION, GACHON UNIVERSITY OF INDUSTRY—ACADEMIC COOPERATION FOUNDATION
    Inventors: Jeong Hun Park, Dong-Woo Cho, Jung-Seob Lee, Ju Young Park, Min Jun Ahn, Inn Chul Nam, Sung Won Kim, Jae Yeon Lee, Jin Woo Lee, Sun Hwa Park, Byeong Gon Yun
  • Patent number: 11386849
    Abstract: An embodiment of the present invention provides a light emitting display device including a display panel including M (M being an integer equal to or greater than 2) subpixels sharing a single sensing line, and a circuit for sensing elements included in at least one of the M subpixels through the sensing line. A first subpixel from among the M subpixels can be defined as a sensing subpixel, a second subpixel can be defined as a non-sensing subpixel. The second subpixel can have an initial period for applying an initialization voltage for a time longer than a data writing period for applying a sensing voltage to the first subpixel.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: July 12, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jin-Woo Lee, Hye-Min Park, Tae-Gung Kim
  • Patent number: 11381195
    Abstract: Provided is an apparatus for operating a phase cut switch in a motor driven power steering apparatus. The apparatus for operating a phase cut switch in a motor driven power steering apparatus includes: a phase cut switch installed for an inverter for converting a voltage into 3-phase power and driving a driving motor and for each phase of input terminals of the driving motor; a gate driving unit configured to receive a driving signal from a control device and operate the phase cut switch; and a current circulation unit configured to circulate a counter electromotive force of the driving motor at an output terminal of the gate driving unit and an output terminal of the phase cut switch.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: July 5, 2022
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Jin Woo Lee