Patents by Inventor Min Jun Lee

Min 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).

  • Patent number: 11175717
    Abstract: Various examples of the present invention relate to an electronic device comprising: a graphic buffer for storing graphic information received from an application; a frame buffer for storing the graphic information to be displayed on a display; and a processor, wherein the processor is configured to: store, in the graphic buffer, first graphic information received from a first layer; store, in the frame buffer, second graphic information received from a second layer; store, in the frame buffer, the first graphic information stored in the graphic buffer; and simultaneously display the first graphic information and the second graphic information, stored in the frame buffer, through the display functionally connected with the processor. In addition, other examples identifiable through the specification are possible.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: November 16, 2021
    Inventors: Seung Jin Kim, Ji Hun Kim, Gwang Hui Lee, Sung Jun Lee, Woo Jun Jung, Min Jung Kim
  • Patent number: 11170672
    Abstract: The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display (10) according to the present invention comprises: a display unit (110) including a transparent liquid into which a magnetic fluid (111) is injected; and a magnetic field generating unit (200) for applying a magnetic field (M) to the magnetic fluid (111) at a rear surface of the display unit (110). When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: November 9, 2021
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Jong Hun Lee, Min Kyu Choi
  • Patent number: 11161541
    Abstract: Disclosed herein is a device for selectively limiting both rotational directions of a steering wheel, and provided is a steering angle limiting device of a steer-by-wire (SBW) system including a stopping gear configured to be rotated together with a steering shaft; a cam configured to receive a rotational force of an actuator and to be eccentrically rotated; and a stopper configured to be rotated in response to rotational operation of the cam and selectively engaged with gear teeth of the stopping gear, thereby restricting selectively forward and reverse directional rotations of the stopping gear.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: November 2, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sang Woo Hwang, Young Dae Park, Byung Rim Lee, Min Jun Kim, Se Hyun Chang, Hyeon Seok Cho
  • Patent number: 11163412
    Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: November 2, 2021
    Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
  • Publication number: 20210335954
    Abstract: Provided is a display device. The display device comprises a first active layer disposed on a substrate and made of a first material, a second active layer disposed on the first active layer and made of a second material different from the first material, a first gate layer disposed on the second active layer, and an inorganic pattern disposed below the second active layer and overlapping a portion of the first gate layer. The second active layer includes a conductor portion disposed between a portion of the first gate layer and the inorganic pattern.
    Type: Application
    Filed: November 30, 2020
    Publication date: October 28, 2021
    Inventors: Se Wan SON, Moo Soon KO, Jin Sung AN, Jin Seok OH, Min Woo WOO, Seong Jun LEE, Wang Woo LEE, Ji Seon LEE
  • Patent number: 11151995
    Abstract: A system includes a first electronic device configured to receive a first user input through the touchscreen display and/or the microphone, to receive a sequence of touch and/or voice-based user inputs through the touchscreen display and/or the microphone, to store the sequence of the touch and/or voice-based user inputs in the at least one memory, to receive a second user input including at least one invoke word associated with the sequence through the touchscreen display and/or the microphone, and to store the at least one invoke word in the at least one memory such that the sequence and the at least one invoke word are mapped to each other.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: October 19, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ho Jun Jaygarl, Jae Gun No, Min Sung Kim, Jin Woong Kim, Jae Young Yang, Kwang Bin Lee, Jae Yung Yeo, Da Som Lee
  • Patent number: 11137650
    Abstract: The present application relates to an optical element, a driving method of the optical element, a transmittance-variable device and a use thereof. In one example, the present application may provide a driving method suppressing a back-flow phenomenon caused by a bulk liquid crystal compound even when a cell gap of a liquid crystal layer becomes thick. The driving method may ensure excellent response speeds and driving characteristics.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: October 5, 2021
    Inventors: Eun Jung Lim, Dong Hyun Oh, Jung Sun You, Jin Hong Kim, Hyun Jun Lee, Nam Hun Kim, Min Jun Gim
  • Patent number: 11124229
    Abstract: A steering apparatus of a steer-by-wire (SBW) system includes a structure for changing the frictional force of the system and a structure for limiting the rotation range of a steering wheel. The steering apparatus includes: a shaft rotatably interlocked with a steering wheel, a friction member surrounding the shaft and contacting the shaft, a frictional force provision device for narrowing and widening the friction member in the radial direction of the shaft to change the frictional force of the friction member that contacts the shaft, and a steering limitation device for regulating the rotation of the shaft using a stopper provided at the friction member during the rotation of the shaft to limit the steering of the steering wheel.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: September 21, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Min Jun Kim, Young Dae Park, Byung Rim Lee, Sang Woo Hwang, Se Hyun Chang, Hyeon Seok Cho
  • Publication number: 20210282703
    Abstract: A method for measuring skin by an electronic device according to various embodiments of the disclosure comprises: an operation of irradiating at least one light into skin to which a patch is adhered; an operation of detecting at least one reflected light on the basis of an amount of moisture in the skin, which is changed by physiologically active substances injected through the patch, corresponding to the irradiated light; an operation of generating patch adherence information indicating a skin adhesive state of the patch on the basis of the detection result of the at least one reflected light; and an operation of providing the generated patch adherence information to an output unit or a communication unit.
    Type: Application
    Filed: August 18, 2017
    Publication date: September 16, 2021
    Inventors: Young-hyun KIM, Jeong-gun LEE, Shin-hee CHO, Moo-rim KIM, Jin-kyeong KIM, Min-sun PARK, Seung-jun LEE
  • Publication number: 20210276302
    Abstract: Disclosed is a method of manufacturing a sound absorbing material for a vehicle, which may include: (a) preparing a mixed fiber including an amount of about 55 to 75 wt % of microfiber polyethylene terephthalate staple fiber having fineness of about 0.3 to 0.7 denier, an amount of about 20 to 40 wt % of low-melt polyethylene terephthalate staple fiber having a fineness of about 1 to 3 denier and a melting point of about 100 to 110° C., and an amount of about 1 to 20 wt % of hollow staple fiber having a fineness of about 13 to 17 denier and a diameter of about 38 to 43 ?m, based on the total weight of the mixed fiber. The method may suitably further comprise (b) forming a plurality of webs comprising the mixed fiber; (c) forming a web layer comprising a plurality of webs; and (d) forming non-woven felt comprising the web layer.
    Type: Application
    Filed: September 15, 2020
    Publication date: September 9, 2021
    Inventors: Seong-Je Kim, Seung-Hyun Won, Keun-Young Kim, Ji-Wan Kim, Jung-Wook Lee, Tae-Yoon Kim, Min-Seok Seo, Jong-Eun Ha, Young-Su Kim, Hyun-Ho Shin, Si-Yoon Kim, Joung-Jun Cho
  • Publication number: 20210274223
    Abstract: In the present specification, an image decoding method is disclosed. The image decoding method includes: determining whether or not to perform filtering on a boundary of a current block; determining a filtering strength on the boundary of the current block, and a number of samples used in filtering; and performing filtering on the boundary of the current block on the basis of the filtering strength and the number of samples used in filtering, wherein the number of samples used in filtering is determined on the basis of a size of the current block.
    Type: Application
    Filed: June 28, 2019
    Publication date: September 2, 2021
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Wook Je JEONG, Dong Jin PARK, Min Yong JEON, Yung Lyul LEE, Nam Uk KIM, Myung Jun KIM, Ji Youn JUNG, Jae Gon KIM
  • Publication number: 20210268493
    Abstract: The present invention relates to a tube assembly for dripping. According to an embodiment, a tube assembly for dripping includes a tube (100) having a hole (H) at an upper portion thereof, and a filter tip (200) having a tip (210) including, an insertion part (211) inserted into the hole (H) of the tube (100) and, an expansion part (212) connected to the insertion part (211) and having a diameter that is larger than that of the hole (H), and a discharge pipe (213) connected to the expansion part (212) and acting as a passage, through which a solution (S) stored in the interior of the tube (100) is discharged, wherein a discharge adjusting part (213a) having a discharge hole (h) having a predetermined diameter (d1) is formed in the interior of the discharge pipe (213) that is spaced apart from a lower end of the discharge pipe (213) by a predetermined distance.
    Type: Application
    Filed: August 14, 2019
    Publication date: September 2, 2021
    Inventors: Min Jun Lee, Hyeon Seok Kim, Young Ho Choi
  • Patent number: 11104379
    Abstract: A travel control system and a method for an autonomous vehicle is provided to easily determine a rotating position of a steering wheel when an autonomous travel mode is switched to a driver's travel mode. The travel control system includes: a display mechanism provided in a central portion of a steering wheel to display a rotating position of the steering wheel; and a controller to controls the display mechanism to display the rotating position of the steering wheel based on a steering angle of a tire when the steering angle of the tire is input and the autonomous travel mode is switched to the driver travel mode.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: August 31, 2021
    Assignees: Hyundai Motor Company, KIA Motors Corporation
    Inventors: Sang Woo Hwang, Young Dae Park, Byung Rim Lee, Min Jun Kim, Se Hyun Chang, Hyeon Seok Cho
  • Patent number: 11099435
    Abstract: A transmittance-variable device is disclosed herein. In some embodiments, a transmittance-variable device includes first and second guest host layers, the first and second guest host layers are superposed, wherein each of the first and second guest host layers comprise a liquid crystal host and a dichroic dye guest, and wherein the device is capable of switching between a transparent mode and a black mode. The transmittance-variable device can exhibit high transmittance in the transparent state and a high shielding rate in the black state, and can exhibit a high contrast ratio even at the inclination angle, and exhibit excellent viewing angle symmetry in all directions. Such a transmittance-variable device can be applied to various applications including various architectural or automotive materials which need to adjust the transmittance, or eyewear such as goggles for augmented reality experience or sports, sunglasses or helmets.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: August 24, 2021
    Inventors: Eun Jung Lim, Sergey Belyaev, Dong Hyun Oh, Jung Sun You, Jin Hong Kim, Hyun Jun Lee, Min Jun Gim