Patents by Inventor Ji-hoon Park

Ji-hoon Park 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: 20180284536
    Abstract: An optical device and a use thereof are provided. The optical device is a member in which transmittance can vary depending on whether or not an external action is present, and has excellent durability.
    Type: Application
    Filed: October 26, 2016
    Publication date: October 4, 2018
    Inventors: Seong Min LEE, Ji Hoon PARK, Byoung Kun JEON, Seung Hun CHAE
  • Publication number: 20180277798
    Abstract: The present disclosure relates to an electronic device with a display device having enhanced display power consumption. The electronic device includes: a housing; a transparent member disposed in at least a portion of the housing, and includes an upper surface and a lower surface; a first anti-reflection layer coupled to the upper surface of the transparent member; and a display panel coupled to at least a portion of the lower surface of the transparent member by a visually transparent adhesive member, and housed in the housing. The display panel includes: a polarizing film layer coupled to the adhesive member and including an upper surface and lower surface; a light emitting layer disposed under the lower surface of the polarizing film layer; and a second anti-reflection layer disposed on the lower surface of the polarizing film layer between the lower surface of the polarizing film layer and the light emitting layer.
    Type: Application
    Filed: March 27, 2018
    Publication date: September 27, 2018
    Inventors: Jihun HEO, Ji Hoon PARK, Sung-Soo MOON, Kemsuk SEO, Taeyoon AN, Bong Jae RHEE, Chang-Su LEE
  • Publication number: 20180268384
    Abstract: An electronic apparatus includes a communication interface, a memory storing instructions, and a processor. The memory stores instructions that cause the processor to control the communication interface to transmit, to a first server located outside the electronic device, a signal requesting the first server to create a virtual account for an external electronic device, based on identification information of the external electronic device and based on a split payment amount that is allocated to the external electronic device.
    Type: Application
    Filed: March 16, 2018
    Publication date: September 20, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-ho JUNG, Ji-hoon PARK, Tae-wook AHN, Won-jin HUR
  • Patent number: 10068630
    Abstract: Ferroelectric components, such as the ferroelectric field effect transistors (FeFETs), ferroelectric capacitors and ferroelectric diodes described above may be operated as multi-level memory cells as described by the present invention. Storing multiple bits of information in each multi-level memory cell may be performed by a controller coupled to an array of the ferroelectric components configured as ferroelectric memory cells. The controller may execute the steps of receiving a bit pattern for writing to a multi-level memory cell comprising a ferroelectric layer; selecting a pulse duration for applying a write pulse to the memory cell based, at least in part, on the received bit pattern; and applying at least one write pulse to the memory cell having the selected pulse duration, in which the at least one write pulse creates a remnant polarization within the ferroelectric layer that is representative of the received bit pattern.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: September 4, 2018
    Assignee: SABIC Global Technologies B.V.
    Inventors: Ji Hoon Park, Husam N. Alshareef, Mohd A. Khan, Ihab N. Odeh
  • Patent number: 10013073
    Abstract: A rotary input device comprising: a bezel portion that includes one or more pressing members; and one or more switch units, wherein each of the switch units is arranged to come in physical contact with any of the pressing members when the bezel portion is rotated, and generate an electrical on/off signal when the switch unit comes in physical contact with any of the pressing members.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: July 3, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Eun Kim, Ki-Young Kwon, Kyung-Hwan Kim, Ji-Hoon Park, Tae-Yoon An, Tae-Won Um, In-Ho Oh, Jae-Woong Choi
  • Patent number: 9915835
    Abstract: This application relates a liquid crystal alignment film, a manufacturing method of the liquid crystal alignment film, an optical filter, and a display device. According to one illustrative liquid crystal alignment film, for example, a stereoscopic image can be displayed in wide viewing angles without losses of the brightness.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: March 13, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Byoung Kun Jeon, Moon Soo Park, Bu Gon Shin, Sin Young Kim, Jong Byung Lee, Da Mi Lee, Ji Hoon Park
  • Publication number: 20180041244
    Abstract: The disclosure provides a device for impedance matching and switching for coupling a transmit path and a receive path of a transceiver to at least one antenna. The device can have an on-chip matching circuitry disposed within a chip and off-chip matching circuitry disposed outside the chip but coupled to the on-chip matching circuitry. The device can have a controller coupled to the on-chip matching circuitry configured to switch the on-chip matching circuitry to provide matched impedance for the transmit path in a transmit mode and matched impedance for the receive path in a receive mode. The off-chip matching circuitry can provide high impedance in the receive path in the transmit mode and provide high impedance in the transmit path in the receive mode. The resonant matching circuit can also have an antenna node coupling the transmit path and the receive path to the at least one antenna.
    Type: Application
    Filed: February 27, 2017
    Publication date: February 8, 2018
    Inventors: Yongwang DING, Feipeng WANG, Ji-Hoon PARK, Pingli HUANG, Yido KOO
  • Publication number: 20180030357
    Abstract: The present invention relates to a monolith catalyst for reforming reaction, and more particularly, to a thermally stable (i.e. thermal resistance-improved) monolith catalyst for reforming reaction having a novel construction such that any one of Group 1A to Group 5A metals are used as a barrier component in the existing catalyst particles to inhibit carbon deposition occurring during the reforming reaction in a process for formation of a reforming monolith catalyst while improving thermal durability as well as non-activation of the catalyst due to a degradation.
    Type: Application
    Filed: July 25, 2017
    Publication date: February 1, 2018
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Il Jeong HEO, Young Woo YOU, Ji Hoon PARK, Jung Hyun PARK, Tae Sun CHANG, Beom Sik KIM, Jeong Kwon SUH
  • Patent number: 9874908
    Abstract: An electronic device capable of maintaining an angle between two display units at a certain angle, without any hinge structure is provided. The electronic device includes a display unit including a first display unit and a functional unit spaced apart from each other, the functional unit being equipped with an electronic component, a cover unit including a first cover part and a second cover part, to which the first display unit and the functional unit are respectively attached, and a connection unit including a shape-preserving member, which is configured to allow the display unit and the functional unit to be maintained at a certain angle, when an angle between the first cover part and the second cover part is changed by an external force.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: January 23, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Soo Han, Chung Keun Yoo, Jin Hyuk Choi, Byoung Soo Lee, Jae Woo Lee, Ji Hoon Park
  • Publication number: 20180006397
    Abstract: The present inventive concept relates to a lead wire connector and a solenoid valve including the same, the lead wire connector preventing the inflow of foreign substances containing water, facilitating a layout design for coupling and separation, and being conveniently transported and stored. The lead wire connector comprises: an insulation block protruding to the outside of a solenoid; a power terminal provided inside the insulation block and electrically connected to the solenoid; a lead wire connected to the power terminal and extended to the outside of the insulation block; a wire tube encompassing at least a part of the lead wire; and a connector provided at the end of the lead wire. In addition, the solenoid valve includes the solenoid operated according to whether electric power is applied thereto.
    Type: Application
    Filed: October 8, 2015
    Publication date: January 4, 2018
    Inventors: Chang-Hoon LEE, Kuk-Chan MOON, Ji-Hoon PARK, Mun-Hak KIM, Jun-Hyo PARK
  • Patent number: 9854379
    Abstract: One embodiment of the present invention provides technology which enables a user to process non-compressed input content or compressed input content according to settings of the user, and technology capable of selectively supporting adding, editing, and eliminating an object from the compressed input content on the basis of various coding methods.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: December 26, 2017
    Assignee: Center for Integrated Smart Sensors Foundation
    Inventor: Ji Hoon Park
  • Patent number: 9811123
    Abstract: A biaxial hinge is provided which includes a rotation cam part including a first rotation cam part and a second rotation cam part configured to rotate with hinge shafts as the center, wherein each of the first and second rotation cam parts include a plurality of pockets each of which comprises one side opened and is inwardly recessed, a sliding cam part comprising one side protruding in a direction of the rotation cam part and an incline so as to move upward and downward in cooperation with rotation of the rotation cam part and insert in the pocket, a guide part including a through-hole formed at a center portion and which one side of the projected sliding cam part perforates to guide movement of the sliding cam part, and a support part configured to support the sliding cam part at a lower portion of the sliding cam part.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: November 7, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Ji Hoon Park
  • Patent number: 9780228
    Abstract: Provided are an oxide semiconductor device and a method for manufacturing same, wherein the oxide semiconductor device according to an embodiment of the inventive concept includes a substrate, and an oxide semiconductor layer on the substrate having different concentration of oxygen vacancy in the thickness direction.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: October 3, 2017
    Assignee: Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Hyun Jae Kim, Yeong-gyu Kim, Ji Hoon Park, Seokhyun Yoon, Seonghwan Hong
  • Publication number: 20170249983
    Abstract: Ferroelectric components, such as the ferroelectric field effect transistors (FeFETs), ferroelectric capacitors and ferroelectric diodes described above may be operated as multi-level memory cells as described by the present invention. Storing multiple bits of information in each multi-level memory cell may be performed by a controller coupled to an array of the ferroelectric components configured as ferroelectric memory cells. The controller may execute the steps of receiving a bit pattern for writing to a multi-level memory cell comprising a ferroelectric layer; selecting a pulse duration for applying a write pulse to the memory cell based, at least in part, on the received bit pattern; and applying at least one write pulse to the memory cell having the selected pulse duration, in which the at least one write pulse creates a remnant polarization within the ferroelectric layer that is representative of the received bit pattern.
    Type: Application
    Filed: June 3, 2015
    Publication date: August 31, 2017
    Inventors: Ji Hoon Park, Husam N. Alshareef, Mohd A. Khan, Ihab N. Odeh
  • Patent number: 9687384
    Abstract: The present invention relates to a sliding-type apparatus for thermo-therapeutic treatment comprising: a body (1100) on which a thermo-therapeutic treatment device (1010) is arranged; a cover (1250) which is slid, and covers said thermo-therapeutic treatment device (1010); and guide grooves which are formed to slide on said body (1100). According to the present invention, if the apparatus for thermo-therapeutic treatment is not used, a lower bed member is slid such that the lower bed member can be overlapped with the body whereby a space can be easily utilized, and if the apparatus for thermo-therapeutic treatment is used, the lower bed member is easily unfolded in a sliding manner.
    Type: Grant
    Filed: June 11, 2012
    Date of Patent: June 27, 2017
    Assignee: CERAGEM CO., LTD.
    Inventor: Ji Hoon Park
  • Publication number: 20170152962
    Abstract: The present invention relates to an oil pump control valve that can linearly control the pressure of oil by resolving the internal residual pressure thereof and can be mounted on the exterior of a cylinder block, thereby enhancing maintenance efficiency. The oil pump control valve comprises a valve that controls the entrance and exit of oil and a solenoid that operates the valve.
    Type: Application
    Filed: June 29, 2015
    Publication date: June 1, 2017
    Inventors: Chang-Hoon LEE, Kuk-Chan MOON, Ji-Hoon PARK, Mun-Hak KIM
  • Publication number: 20170094780
    Abstract: A circuit board for a power supply, an electronic apparatus including the same, and an inductor device are provided. The circuit board includes a first pattern arranged on a first layer of the circuit board and including a first terminal coupled to a coil, a first layer region arranged on the first layer, the coil being disposed on the first layer region, and a second pattern arranged on a second layer of the circuit board, below the first layer. The second pattern includes a first blank region located below the first layer region, and has no conductive material arranged thereon.
    Type: Application
    Filed: August 8, 2016
    Publication date: March 30, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-woong CHO, Dong-keun KIM, Sung-woo KIM, Hyeong-gwon KIM, Ji-hoon PARK
  • Publication number: 20170018127
    Abstract: An image storage device based on an input sound signal comprises: an acceleration sensor unit for outputting an acceleration sensor value according to an impact event; a microphone unit for receiving an input of an impact sound according to the impact event; a camera unit for photographing an external image; and a processing unit for, if an impact event is sensed by the acceleration sensor unit and the impact sound inputted by the microphone unit corresponds to a valid sound which is previously set and stored, storing, in a storage unit, the images photographed by the camera unit in a certain time period both before and after the point in time when the impact event occurred.
    Type: Application
    Filed: March 4, 2015
    Publication date: January 19, 2017
    Applicant: CENTER FOR INTEGRATED SMART SENSORS FOUNDATION
    Inventors: Jin Young YANG, Ji Hoon PARK, Jin Yeon LIM, Chong Min KYUNG
  • Patent number: 9543322
    Abstract: Methods for producing ferroelectric device are described. A method includes positioning an organic polymeric ferroelectric layer between two conductive materials to form a stack. The stack can be subjected to a 2-step heat treating process. The first heat treating step transforms the organic polymeric ferroelectric precursor to a ferroelectric material having ferroelectric hysteresis properties, and the second heat treating step densities the ferroelectric material to obtain the ferroelectric device. The thin film ferroelectric device can include a thin film ferroelectric capacitor, a thin film ferroelectric transistor, or a thin film ferroelectric diode.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: January 10, 2017
    Assignee: SABIC Global Technologies B.V.
    Inventors: Ji Hoon Park, Husam N. Alshareef, Ihab N. Odeh, Mohd A. Khan
  • Publication number: 20170006402
    Abstract: One embodiment of the present invention provides technology which enables a user to process non-compressed input content or compressed input content according to settings of the user, and technology capable of selectively supporting adding, editing, and eliminating an object from the compressed input content on the basis of various coding methods.
    Type: Application
    Filed: January 23, 2015
    Publication date: January 5, 2017
    Inventor: Ji Hoon Park