Patents by Inventor Kyu Min

Kyu Min 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).

  • IMAGE CAPTURING LENS SYSTEM
    Publication number: 20200209529
    Abstract: An image capturing lens system includes a first lens having negative refractive power, a second lens having positive refractive power while having a convex object-side surface, a third lens having positive refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power with a concave object-side surface and a concave image-side surface, and a sixth lens having positive refractive power.
    Type: Application
    Filed: June 6, 2019
    Publication date: July 2, 2020
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyu Min CHAE, Sot Eum SEO
  • Device and method for allocating coexistence resource in unlicensed band
    Patent number: 10701752
    Abstract: The present invention relates to a device and method for allocating a coexistence resource in an unlicensed band. The device according to the present invention comprises: a frame configuration unit for configuring a subframe in which data and a reference signal for a channel in an unlicensed band are allocated, and allocating a part of the symbols of the subframe as a coexistence resource; a signal detection unit for detecting a signal of another LTE system or Wi-Fi system during a transmission idle period where the coexistence resource is allocated; and a transmission processing unit which, when the signal of another system is detected during the transmission idle period, does not occupy a resource for the next subframe, and when the occupation of the coexistence resource by the another system has ended, occupies the resource for the next subframe.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: June 30, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Sun Um, Kyu Min Kang, Seung Keun Park, Jae Cheol Park, Sung Jin Yoo, Dong Hun Lee, Hoi Yoon Jung, Su Na Choi, Sung Hyun Hwang
  • Lens module
    Patent number: 10690885
    Abstract: A lens module includes lenses sequentially arranged from an object-side toward an image plane sensor and comprising refractive power, respectively. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: June 23, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Kyu Min Chae
  • EGR CONTROL METHOD APPLIED WITH HUMIDITY SENSOR FOR PREVENTING CONDENSATION
    Publication number: 20200182204
    Abstract: An exhaust gas recirculation (EGR) control method applied with a humidity sensor for preventing condensation to prevent corrosion caused by exhaust gas in a vehicle, may include a first step of measuring a temperature, humidity, and atmospheric pressure of intake air which is introduced from the outside of the vehicle and flows into the EGR; a second step of determining a molar fraction of water vapor included in the intake air by a combustion equation of the water vapor and determining water vapor pressure in the EGR; and a third step of opening an EGR valve so that EGR gas flows when the water vapor pressure in the EGR is lower than saturated water vapor pressure in the EGR.
    Type: Application
    Filed: July 9, 2019
    Publication date: June 11, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Kyu-Min LEE, Jun-Sik Park, Dong-Suk Chae, Cheol-Soo Park
  • VIRTUAL REALITY DUAL USE MOBILE PHONE CASE
    Publication number: 20200174260
    Abstract: A combined virtual reality and cell phone case can include: a casing fixing a cell phone body; an ocular plate configured to maintain a variable distance from the rear surface of the casing; and a screen and distance adjustment member interposed between the casing and the ocular plate, and configured to move the ocular plate between a retracted state in which the ocular plate comes into close contact with the casing and an extended state in which the ocular plate maintains a predetermined distance from the casing, thereby facilitating implementation of virtual reality.
    Type: Application
    Filed: May 23, 2017
    Publication date: June 4, 2020
    Inventor: Sang Kyu MIN
  • Electroluminescent display device
    Patent number: 10622414
    Abstract: An electroluminescent display device can include a substrate including a first emission area and a first non-emission area; a first color filter pattern on the substrate and in the first emission area; a first wall disposed in the first non-emission area and surrounding the first color filter pattern; an overcoat layer on the first wall and the first color filter pattern and including a first micro-lens structure having a non-flat surface in the first emission area; and a light emitting diode on the overcoat layer and in the first emission area.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: April 14, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jin-Tae Kim, Keum-Kyu Min, Soo-Kang Kim, Kang-Ju Lee
  • Apparatus and method for controlling variable valve timing in internal combustion engine
    Patent number: 10619576
    Abstract: An apparatus for controlling a variable valve timing (VVT) in an internal combustion engine, which varies an opening and closing time of an intake valve and an exhaust valve by controlling a rotation phase of a camshaft with respect to a crankshaft of the internal combustion engine, includes a controller configured to determine whether an engine state enters a scavenging region or not in an overlap area of the intake valve and the exhaust valve and to control the VVT to reduce a valve overlap period depending on a period of time elapsed after the engine state enters the scavenging region.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: April 14, 2020
    Assignee: Hyundai Motor Company
    Inventors: Chi-Ho Moon, Kyu-Min Hwang
  • OPTICAL IMAGING SYSTEM AND CAMERA MODULE
    Publication number: 20200103615
    Abstract: An optical imaging system including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens disposed in order from an object side, wherein one or more of the first to sixth lenses is disposed between a stop and an imaging plane and of those, one or more has positive refractive power and one is made of a glass material, and four or more of the first to sixth lenses are made of a plastic material.
    Type: Application
    Filed: April 1, 2019
    Publication date: April 2, 2020
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kyu Min CHAE, Eun Chong LEE
  • SYSTEM FOR NETWORK USING BUS PROTOCOL
    Publication number: 20200059379
    Abstract: Provided is a bus network system including: a master node switch; and a plurality of slave node switches, wherein each of the plurality of slave node switches includes at least one band limit switch configured to transmit signals in a given band, and each of the plurality of slave node switches is configured to be physically on/off controlled.
    Type: Application
    Filed: August 8, 2019
    Publication date: February 20, 2020
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Ji Woong Choi, Sung Min Han, Kyu Min Kim, Eun Min Choi
  • Electronic device and method for fabricating the same
    Patent number: 10547001
    Abstract: An electronic device may include a semiconductor memory, and the semiconductor memory may include a plurality of memory cells each including a variable resistance layer; a substituted dielectric layer filling a space between the plurality of memory cells; and an unsubstituted dielectric layer disposed adjacent to the variable resistance layer of each of the plurality of memory cells, wherein the unsubstituted dielectric layer may include a flowable dielectric material.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: January 28, 2020
    Assignee: SK hynix Inc.
    Inventors: Dae-Gun Kang, Su-Jin Chae, Sung-Kyu Min, Myoung-Sub Kim, Chi-Ho Kim, Su-Yeon Lee
  • OPTICAL IMAGING SYSTEM
    Publication number: 20200018929
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens having a convex image-side surface, a sixth lens, and a seventh lens disposed in order from an object side, and a distance from the image-side surface of the fifth lens to an object-side surface of the sixth lens is shorter than a distance from an image-side surface of the sixth lens to an object-side surface of the seventh lens.
    Type: Application
    Filed: March 27, 2019
    Publication date: January 16, 2020
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Kyu Min CHAE
  • Controller, memory system and operating method thereof
    Patent number: 10534704
    Abstract: A controller includes a memory suitable for storing valid data of first data in a first data region and storing second data in a second data region, wherein the first data includes the valid data and dummy data; a translation unit suitable for performing a first translation operation of changing the first data to the valid data by eliminating the dummy data from the first data, performing a second translation operation of changing the valid data to the first data by adding the dummy data to the valid data, and exchanging the valid data with the memory; and a processor suitable for exchanging the first data with the translation unit, and exchanging the second data with the memory.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: January 14, 2020
    Assignee: SK hynix Inc.
    Inventors: Byeong-Gyu Park, Kyu-Min Lee
  • METHOD AND APPARATUS FOR LOW POWER COMMUNICATION IN COMMUNICATION SYSTEM
    Publication number: 20200015165
    Abstract: Disclosed are a low-power communication method and a low-power communication apparatus in a communication system. A low-power station may comprise a processor; a memory storing at least one instruction executable by the processor; a receiver for receiving a WUR PPDU according to the at least one instruction; and a transceiver for transmitting and receiving a legacy PPDU according to the at least one instruction, and the at least one instruction may be configured to cause the receiver to receive a WUR wake-up frame from the access point in an on-duration within a WUR duty cycle period; when the WUR wake-up frame is received, cause the processor to transmit a first signal requesting wake-up to the transceiver; and when the first signal is received, cause the transceiver to transition from a sleep state to a wake-up state at a TWT configured between the access point and the low-power station.
    Type: Application
    Filed: July 9, 2019
    Publication date: January 9, 2020
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Sung Jin YOO, Su Na CHOI, Jae Cheol PARK, Yong Ho KIM
  • Preparing conditioning disk for chemical mechanical polishing and chemical mechanical polishing method including the same
    Patent number: 10525566
    Abstract: A chemical mechanical polishing (CMP) method includes preparing a polishing pad, determining a first load to be applied to a conditioning disk during conditioning of the polishing pad and a first indentation depth at which tips of the conditioning disk are inserted into the polishing pad when the first load is applied to the conditioning disk, preparing a conditioning disk, and positioning the conditioning disk on the polishing pad and conditioning a surface of the polishing pad by using the conditioning disk while applying the first load to the conditioning disk.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: January 7, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., EHWA Diamond Industrial Co., Ltd.
    Inventors: Myung-ki Hong, Yung-jun Kim, Sung-oh Park, Hyo-san Lee, Joo-han Lee, Kyu-min Oh, Sun-gyu Park, Seh-kwang Lee, Chan-ki Yang
  • LENS MODULE
    Publication number: 20190391369
    Abstract: A lens module includes: a first lens having negative refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having negative refractive power; a fifth lens of which an object-side surface is concave; and a sixth lens having one or more inflection points on an image-side surface thereof, wherein the first to sixth lenses are sequentially disposed from an object side of the lens module to an image side of the lens module.
    Type: Application
    Filed: September 3, 2019
    Publication date: December 26, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Kyu Min CHAE
  • IMAGE CAPTURING LENS SYSTEM
    Publication number: 20190346662
    Abstract: An image capturing lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged from an object side toward an image side. One or more of the lenses is an aspherical lens made of a glass material, and the sixth lens has positive refractive power.
    Type: Application
    Filed: November 16, 2018
    Publication date: November 14, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hag Chul KIM, Kyu Min CHAE, Hyuk Joo KIM
  • Lens module
    Patent number: 10451842
    Abstract: A lens module includes: a first lens having negative refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having negative refractive power; a fifth lens of which an object-side surface is concave; and a sixth lens having one or more inflection points on an image-side surface thereof, wherein the first to sixth lenses are sequentially disposed from an object side of the lens module to an image side of the lens module.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: October 22, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Kyu Min Chae
  • Semiconductor devices and methods of fabricating the same
    Patent number: 10438800
    Abstract: Semiconductor devices and methods for fabricating the same are provided. A semiconductor device may include a substrate including first and second regions, a first interface film disposed on the substrate in the first region, a second interface film disposed on the substrate in the second region, a dielectric film disposed on the first and second interface films, a first metal film disposed on the dielectric film in the first region, and a second metal film disposed on the dielectric film in the second region. The first and second interface films may comprise an oxide of the substrate, the first and second metal films may comprise different materials, and the first and second interface films may have different thicknesses. Channels may be provided in the first and second regions, and the channels may be fin-shaped or wire-shaped. The metal films may have different oxygen content.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: October 8, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon Tae Hwang, Moon Kyun Song, Nam Gyu Cho, Kyu Min Lee, Soo Jung Choi, Yong Ho Ha, Sang Jin Hyun
  • Memory system for effectively organizing super memory block and operating method thereof
    Patent number: 10366776
    Abstract: A memory system may include: a memory device including a plurality of memory blocks configured in a plurality of super memory blocks; and a controller suitable for detecting two or more bad super memory blocks each including at least one bad block among the super memory blocks, selecting at least one victim super memory block among the bad super memory blocks, and replacing the at least one bad block in each remaining bad super memory block with at least one normal block of the victim super memory block.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: July 30, 2019
    Assignee: SK hynix Inc.
    Inventors: Ik-Sung Oh, Byeong-Gyu Park, Kyu-Min Lee
  • Case for mobile device
    Patent number: D878041
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: March 17, 2020
    Inventor: Sang Kyu Min