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).

  • METHOD AND APPARATUS FOR DETECTING UNSTEADY FLOW IN PROGRAM
    Publication number: 20160335439
    Abstract: Disclosed herein is an apparatus and method for detecting unsteady flow of a program to protect against distribution of malicious codes through vulnerabilities of the program by detecting unsteady flow occurring in the program. The apparatus for detecting unsteady flow of a program includes a program flow interrupter for interrupting a flow of a program being performed in a process; a program collector for collecting the program interrupted by the program flow interrupter; an unsteady flow determiner for determining unsteady flow in the program collected by the program collector; and an unsteady flow detector for detecting unsteady flow based on the determination result of the unsteady flow determiner.
    Type: Application
    Filed: March 11, 2016
    Publication date: November 17, 2016
    Inventors: Ji Hoon PARK, Jae Ryoung OH, Ji Yo PARK
  • ROTARY INPUT DEVICE AND ELECTRONIC DEVICE ADOPTING THE SAME
    Publication number: 20160327916
    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: Application
    Filed: May 4, 2016
    Publication date: November 10, 2016
    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
  • Oil pump control valve
    Patent number: 9470122
    Abstract: An oil pump control valve assembly includes a control valve for controlling a flow of a fluid, and a solenoid for operating the control valve. The control valve includes a tube-like holder having a hollow internal space, configured to include an inflow port formed at one end thereof, a tube-like first valve sheet formed in the middle of the holder, a ball valve mounted in the first valve sheet, a second valve sheet coupled to a second end of the first valve sheet, and a load mounted in the second valve sheet, one end thereof being extended through the second valve sheet to come into contact with the ball valve, wherein, when the solenoid is operated, the ball valve is moved to open the inflow port.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: October 18, 2016
    Assignee: UNICK CORPORATION
    Inventors: Chang Hoon Lee, Eui Dong Roh, Ji Hoon Park
  • USE OF AMBIENT-ROBUST SOLUTION PROCESSING FOR PREPARING NANOSCALE ORGANIC FERROELECTRIC FILMS
    Publication number: 20160284714
    Abstract: Disclosed is a method for preparing a ferroelectric film having ferroelectric hysteresis properties, the method comprising (a) obtaining a composition comprising a solvent and an organic ferroelectric polymer solubilized therein, (b) heating the composition to above 75° C. and below the boiling point of the solvent, (c) depositing the heated composition onto a substrate; and (d) annealing the heated composition to form a ferroelectric film having ferroelectric hysteresis properties and a thickness of 400 nm or less.
    Type: Application
    Filed: June 1, 2015
    Publication date: September 29, 2016
    Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Ji Hoon PARK, Husam N. ALSHAREEF, Ihab N. ODEH
  • METHODS FOR PRODUCING A THIN FILM FERROELECTRIC DEVICE USING A TWO-STEP TEMPERATURE PROCESS
    Publication number: 20160225775
    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: Application
    Filed: June 4, 2015
    Publication date: August 4, 2016
    Inventors: Ji Hoon PARK, Husam N. ALSHAREEF, Ihab N. ODEH, Mohd A. KHAN
  • ELECTRONIC DEVICES
    Publication number: 20160187938
    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: Application
    Filed: November 12, 2015
    Publication date: June 30, 2016
    Inventors: Kwang Soo HAN, Chung Keun YOO, Jin Hyuk CHOI, Byoung Soo LEE, Jae Woo LEE, Ji Hoon PARK
  • OXIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
    Publication number: 20160163867
    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: Application
    Filed: November 30, 2015
    Publication date: June 9, 2016
    Inventors: Hyun Jae KIM, Yeong-gyu KIM, Ji Hoon PARK, Seokhyun YOON, Seonghwan HONG
  • DEVICE AND METHOD FOR OUTPUTTING RESPONSE
    Publication number: 20160154777
    Abstract: Provided are a device and a method for outputting a response to an inquiry. The method includes receiving an input from one or more users; obtaining an inquiry indicated by the input; determining a response level corresponding to a user level of a user from among one or more pre-set response levels; and outputting a response to the inquiry based on the determined response level.
    Type: Application
    Filed: December 1, 2015
    Publication date: June 2, 2016
    Inventors: Hyun-jae SHIN, Ji-hoon PARK
  • Multidisplay portable device
    Patent number: 9274552
    Abstract: Provided is a portable communication device including a first housing, a second housing rotatably coupled with the first housing, and a hinge portion provided between the first housing and the second housing to stepwise rotate the second housing toward or away from the first housing, in which display units are disposed on inner and outer sides of the first housing and the second housing, respectively, such that the display units on the inner and outer surfaces of the housings may be used independently or in conjunction to provide for larger display screens.
    Type: Grant
    Filed: October 24, 2011
    Date of Patent: March 1, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Ahn, Ji-Hoon Park
  • Graphene semiconductor and electrical device including the same
    Patent number: 9269764
    Abstract: A graphene semiconductor including graphene and a metal atomic layer disposed on the graphene, wherein the metal atomic layer includes a metal, which is capable of charge transfer with the graphene.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: February 23, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-ryoul Ahn, Jeong-tak Seo, Ji-hoon Park, Cheol-ho Jeon
  • Sliding-Type Apparatus for Thermotherapeutic Treatment
    Publication number: 20160038335
    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: Application
    Filed: June 11, 2012
    Publication date: February 11, 2016
    Inventor: Ji Hoon Park
  • BIAXIAL HINGE AND ELECTRONIC DEVICE HAVING THE SAME
    Publication number: 20160034004
    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: Application
    Filed: July 30, 2015
    Publication date: February 4, 2016
    Inventor: Ji Hoon Park
  • THERMOTHERAPY DEVICE
    Publication number: 20160030277
    Abstract: Provided is a thermotherapy device, which includes a first housing (10), a second housing (20) disposed under the first housing (10), a transfer plate (30), at both sides of which transfer rollers (31) are provided, and a pair of guide rails (40) that is provided to the second housing (20) and on which the respective transfer rollers (31) of the transfer plate (30) are placed. The pair of guide rails (40) are integrally molded when the second housing (20) is injection-molded. Thus, since the guide rails on which the transfer rollers of the transfer plate travel are integrally molded when the second housing is injection-molded, inefficiency caused by mounting separate rails as in the related art is removed, and thereby assemblability, productivity, and economic efficiency of the thermotherapy device can be improved.
    Type: Application
    Filed: April 9, 2014
    Publication date: February 4, 2016
    Inventors: Dong Myoung LEE, Sang Min LEE, Ho Sang YU, Ji Hoon PARK, Sang Ui CHOI
  • Critical temperature indicator and manufacturing method thereof
    Patent number: 9234806
    Abstract: An upper section is formed of a base film. A developing media member is formed of a micro-porous film to be positioned correspondingly to the upper section such that the developing media member is joined with the upper section. A time control section is formed by engraving a movement path of developing media on the developing media member by means of a printer, cutter or the like. At least one or more cutaway sections and a plurality of transparent members are positioned on the time control section, wherein the cutaway sections are positioned at both side surfaces of the time control section corresponding to the movement path so as to temporarily store the developing media, and the transparent members have linear-shaped first display windows so as to display the arrival of the developing media, which indicates the end of the movement of the developing media.
    Type: Grant
    Filed: January 20, 2012
    Date of Patent: January 12, 2016
    Assignee: INTELLECTUAL DISCOVERY INC.
    Inventors: Ji Hoon Park, Dongsul Kim, Hwajung Lee, Jaehwang Lee, Gilnam Hong, Kwanyong Jung, Youngseok Park, Jiyong Park, Seungil Shin, Jungeun Ahn
  • Docking station
    Patent number: 9192067
    Abstract: A docking station for an electronic device is provided. The docking station includes a housing having an inner space, a rotator disposed in a rotatable manner inside the housing, and partially exposed outwardly to the housing when completely open, a movable member coupled to the rotator, and exposed together with a device mounting groove for mounting an electronic device thereon when the rotator is completely open, and a stopper coupled to the movable member to selectively control the movable member so that a position of the movable member is fixed when the rotator is completely open and so that the movable member moves in a closing direction together when the rotator is closed.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: November 17, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Hae Kim, Won-Tae Kim, Ji-Hoon Park
  • DEVICE AND METHOD FOR EVALUATING SYSTEM PERFORMANCE
    Publication number: 20150269051
    Abstract: A device and a method for evaluating the performance of a system on the basis of a user experience are disclosed. To this end, experience information of a user according to the driving of an embedded system is collected on the basis of a predetermined or preset condition, and a scenario selection condition is set in order to select a scenario for evaluating the performance of the embedded system. An experience pattern of the user is analyzed by requisite experience information obtained from the collected experience information on the basis of the set scenario selection condition, and an optimal scenario for evaluating the performance of the embedded system is selected among a plurality of available scenarios on the basis of the results according to the analysis, thereby evaluating the performance of the embedded system using the selected scenario.
    Type: Application
    Filed: July 31, 2013
    Publication date: September 24, 2015
    Inventors: Ji-Hoon Park, Seung-Hyun Yoon, Seung-Wook Lee, Jae-Wook Jeon, Seong-Jin Cho
  • DEVICE AND METHOD FOR DETECTING VULNERABILITY ATTACK IN PROGRAM
    Publication number: 20150213260
    Abstract: A device and method for detecting a vulnerability attack in a program, includes a hooking processing unit that suspends execution of a process by hooking a function when the process is executed and calls the function to perform a specific task; an information collecting unit that collects and outputs information about call stack return address by checking a call stack of the function hooked by the hooking processing unit; and an information determining unit that detects a malicious behavior by analyzing the call stack return address information output from the information collecting unit. The device and method for detecting a vulnerability attack in a program may prevent execution of a malicious code by detecting erroneous access or code execution in a whole area of memory.
    Type: Application
    Filed: January 23, 2015
    Publication date: July 30, 2015
    Inventor: Ji-Hoon Park
  • Gear cam mounting device in dual-hinge device for a portable terminal
    Patent number: 9027205
    Abstract: A gear cam mounting device in a dual-hinge device for a portable terminal is provided, in which first and second hinge shafts provide first and second parallel hinge axes, respectively, first and second gear cams are fixed around the first and second hinge shafts, in engagement with each other, and first and second locking units penetrate respectively through the first and second gear cams in a direction that is perpendicular to the first and second hinge axes, for locking the first and second gear cams to surround the first and second hinge shafts.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: May 12, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Ahn, Ji-Hoon Park, Kun-Woo Baek
  • FPR HAVING PERIODIC MICROPATTERN
    Publication number: 20150103279
    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: Application
    Filed: December 18, 2014
    Publication date: April 16, 2015
    Inventors: Byoung Kun JEON, Moon Soo Park, Bu Gon Shin, Sin Young Kim, Jong Byung Lee, Da Mi Lee, Ji Hoon Park
  • METHOD AND DEVICE FOR DISPLAYING CONTENT
    Publication number: 20150089414
    Abstract: Provided are a method and device for displaying content. The method includes: receiving, by a device, a setting input for reference content while content is displayed on a screen; displaying, on the screen of the device, a division line indicating division of the content included in a page that received the setting input; receiving a selection input on content divided based on the division line; and setting, as the reference content, the content selected based on the selection input.
    Type: Application
    Filed: September 23, 2014
    Publication date: March 26, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Ji-hoon PARK