Patents by Inventor Joon-hwan Kim

Joon-hwan Kim 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: 10916563
    Abstract: A semiconductor device includes a substrate having a cell region and an extension region, channel structures disposed in the cell region and extending in a first direction substantially perpendicular to an upper surface of the substrate, gate electrode layers surrounding the channel structures and stacked to be spaced apart from each other in the first direction and to extend in a second direction substantially perpendicular to the first direction, and word line cuts cutting the gate electrode layers in the first direction and continuously extending in the second direction. At least one of the word line cuts is an extension word line cut with an extension portion having an area that is different from those of the remaining word line cuts located at the same level as the at least one word line cut in a predetermined region extending in the second direction.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: February 9, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Woo Kim, Joon Young Kwon, Jung Hwan Lee, Jung Tae Sung, Ji Min Shin
  • Publication number: 20210028673
    Abstract: A motor controller is disclosed.
    Type: Application
    Filed: July 18, 2020
    Publication date: January 28, 2021
    Inventors: Ji Hwan KIM, Joon Ho Jung
  • Publication number: 20210020500
    Abstract: A semiconductor device includes a first interlayer insulating film; a conductive connection structure provided in the first interlayer insulating film; a second interlayer insulating film provided on the first interlayer insulating film; a wiring structure provided in the second interlayer insulating film and connected to the conductive connection structure; and an insertion liner interposed between an upper surface of the conductive connection structure and the wiring structure, the insertion liner including carbon.
    Type: Application
    Filed: June 16, 2020
    Publication date: January 21, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Won Keun Chung, Joon Gon Lee, Rak Hwan Kim, Chung Hwan Shin, Do Sun Lee, Nam Gyu Cho
  • Patent number: 10866694
    Abstract: An electronic device according to various embodiments of the present invention comprises: a first main body including a first surface and a second surface which faces the opposite direction to the first surface; a second main body including a third surface which faces the first surface of the first main body part when being folded in a first direction, and a fourth surface which faces the second surface of the first main body part when being folded in a second direction; a rotatable connection unit which connects at least a part of one side of the first main body part and at least a part of one side of the second main body part; a first display which is exposed to the first surface of the first main body part; a second display which is exposed to the third surface of the second main body part; a processor which is electrically connected to the first display and the second display; and a memory which is electrically connected to the processor.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: December 15, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon-Hwan Kim, Yo-Han Lee, Hyun-Yeul Lee, Kyung-Wha Hong, Sun-Hee Moon, Won-Sik Lee, Seung-Yeon Chung, Hye-Min Ha
  • Patent number: 10847086
    Abstract: An OLED display device capable of simplifying the configuration of an external compensation circuit and reducing a compensation time is disclosed. The OLED display device includes a display panel including a pixel, a feedback compensator circuit connected to the pixel through a data line and a sensing line of the display panel, the feedback compensator circuit including an error amplifier configured to receive, through a feedback line, a feedback current flowing into the sensing line and a feedback voltage generated by a sensing resistor, from the pixel during a scan period, compare a data input voltage with the feedback voltage to adjust a data output voltage supplied to the pixel through the data line, and set a target current for driving an OLED element in the pixel, and a precharger configured to precharge the feedback compensator circuit at a front part of the scan period.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: November 24, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Yong-Chul Kwon, Jang-Hwan Kim, Dong-Won Park, Jong-Min Park, Joon-Hee Lee
  • Patent number: 10836185
    Abstract: A dryer for an inkjet image forming apparatus includes a heating device including a first heater and to dry a print medium by applying heat from the first heater to the print medium, and a flattening device including a second heater, to apply heat from the second heater to the print medium, to which heat from the first heater is applied, to flatten a deformed surface of the print medium deformed by the inkjet image.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: November 17, 2020
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Kyung Hwan Jang, Hae Seog Jo, Tae Hong Kim, Tae Jin Baek, Joon Sik An
  • Patent number: 10833124
    Abstract: A semiconductor device is provided including a base insulating layer on a substrate; a first conductive line that extends in a first direction on the base insulating layer; data storage structures on the first conductive line; selector structures on the data storage structures, each of the selector structures including a lower selector electrode, a selector, and an upper selector electrode; an insulating layer in a space between the selector structures; and a second conductive line disposed on the selector structures and the insulating layer and extended in a second direction intersecting the first direction. An upper surface of the insulating layer is higher than an upper surface of the upper selector electrode.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: November 10, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyo Seop Kim, Chang Woo Sun, Gyu Hwan Oh, Joon Kim, Joon Youn Hwang
  • Patent number: 10825934
    Abstract: A vertical memory device may include a conductive pattern structure, a pad structure, a plurality of channel structures, a plurality of first dummy structures and a plurality of second dummy structures. The conductive pattern structure may be in a first region of a substrate, and may extend in a first direction. The pad structure may be in a second region of the substrate adjacent to each of opposite sides of the first region of the substrate, and may contact a side of the conductive pattern structure. The channel structures may extend through the conductive pattern structure, and may be regularly arranged on the substrate. The first dummy structures may extend through the conductive pattern structure, and may be disposed in a portion of the first region of the substrate adjacent to the second region thereof. The second dummy structures may extend through the pad structure on the substrate.
    Type: Grant
    Filed: January 6, 2020
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joon-Young Kwon, Shin-Young Kim, Yoon-Hwan Son, Jae-Jung Lee, Joon-Sung Kim, Seung-Min Lee
  • Patent number: 10827126
    Abstract: An electronic device and method are provided guiding image capturing based on property information of an external light source. The electronic device includes a camera, a display, and a processor. The processor is configured to obtain an image using the camera; identify a face included in the image; determine a first brightness value for a first region of the identified face and a second brightness value for a second region of the identified face; determine property information of an external light source for the identified face, based on the first brightness value and the second brightness value; and provide, through the display, guide information corresponding to the property information of the external light source for the identified face.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: November 3, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Soon Hwan Kwon, Jung Keun Cho, Hyun Mi Kwak, Joon Ki Kim, Sol Kim, Myeong Gi Jeong
  • Publication number: 20200343330
    Abstract: A method of fabricating a display device includes: providing on a first jig a display panel to which is attached one side of a connection circuit board; providing a main circuit board on a second jig; supporting the connection circuit board with a supporter between the first jig and the second jig; and attaching another side of the connection circuit board to the main circuit board, wherein the supporter includes a base part and a plurality of guides on the base part, the guides being adjusted in length in an up-and-down direction.
    Type: Application
    Filed: January 29, 2020
    Publication date: October 29, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Myung-Seok KWON, Deok-Hwan KIM, Jeong-Hyun KIM, Hasook KIM, Joon ho OH
  • Publication number: 20200310492
    Abstract: The present invention relates to a flexible electronic device, and to an electronic device and method for controlling a display. To this end, according to the present invention, the electronic device for controlling a display can comprise: a display configured to display a first application on a first area; and a processor, which detects a change in the form of the display, and is set to display, in response to the detection and on a second area of the display, a second application paired with the first application displayed on the first area.
    Type: Application
    Filed: August 21, 2017
    Publication date: October 1, 2020
    Inventors: Joon-Hwan KIM, Jeong-Won KO, Mun-Hwi KIM, Hye-Jin KIM, Kyung-Wook RO, Myoung-Soo PARK, Jung-Woo SHIN
  • Patent number: 10785676
    Abstract: An electronic device is disclosed. The electronic device includes a memory configured to store processing rules of network traffic and a processor configured to determine an order where the network traffic is processed, depending on a rule to be applied, the rule corresponding to the at least one of app information of an application corresponding to at least one process which causes the network traffic, device state information, or network packet information among the processing rules.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: September 22, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Geum Hwan Yu, Tae Gu Kim, Woo Seok Jang, Joon Young Heo, Gyu Joon Park, Won Hee Seo, Woo Kwang Lee, Min Jung Kim
  • Publication number: 20200278720
    Abstract: An electronic device includes a body including a first portion and a second portion, a display including a first display area and a second display area, and a processor embedded inside the body. The first portion and the second portion rotate about a rotation axis. The first display area is disposed in the first portion. The second display area is disposed in the second portion. The processor is configured to execute a plurality of applications in the first display area by a first division line in a state where the body is folded by rotation of the first portion and the second portion and to execute the plurality of applications in the first display area and the second display area by a second division line parallel to the rotation axis in a state where the body is unfolded by the rotation of the first portion and the second portion.
    Type: Application
    Filed: September 18, 2018
    Publication date: September 3, 2020
    Inventors: Joon Hwan KIM, Sun Hee KANG, Ji Eun YANG, Sun Mi YOU, Kwang Bae YOON
  • Publication number: 20200272286
    Abstract: Disclosed is an electronic device that includes a display that outputs execution screens of a plurality of applications, a memory that stores the plurality of applications, and a processor electrically connected with the display and the memory. The processor retrieves a history of one or more applications among the plurality of applications that were previously executed in the electronic device, in response to a user input detected by the electronic device and outputs the history on the display based on information about the one or more applications and information about layouts of execution screens of the one or more applications. If at least one of the one or more applications is selected from the history, the processor outputs an execution screen of the selected application on the display according to the corresponding layout.
    Type: Application
    Filed: May 11, 2020
    Publication date: August 27, 2020
    Inventors: Jeong Won KO, Mun Hwi KIM, Joon Hwan KIM, Hye Jin KIM, Kyung Wook RO, Myoung Soo PARK, Jung Woo SHIN, Ji Hun LEE, Han Ju CHO
  • Publication number: 20200249898
    Abstract: According to various example embodiments, an electronic device may include: a flexible display; and a processor for control the flexible display to divide a display area into a plurality of areas including a first area and a second area, in response to detecting of notification event in a folded state, processing the notification event in a first manner using at least one of the first area and the second area when the electronic device is in a first mounted state, and processing the notification event in a second manner using at least one of the first area and the second area when the electronic device is in a second mounted state.
    Type: Application
    Filed: January 29, 2018
    Publication date: August 6, 2020
    Inventors: Jeong-Won KO, Mun-Hwi KIM, Joon-Hwan KIM, Hye-Jin KIM, Kyung-Wook RO, Myoung-Soo PARK, Jung-Woo SHIN, Ji-Hun LEE, Han-Ju CHO
  • Publication number: 20200219178
    Abstract: The present invention relates to an auxiliary battery and an auxiliary battery rental device, and the auxiliary battery rental device according to the present invention comprises: a battery port allowing an auxiliary battery to be discharged therefrom or returned thereto; a battery queue in which auxiliary batteries are vertically stacked and loaded; a carrier for discharging an auxiliary battery loaded in the battery queue to the battery port, or loading an auxiliary battery returned to the battery port in the battery queue; a lift for lifting at least some of the auxiliary batteries loaded in the battery queue; a charging unit for charging at least some of the auxiliary batteries loaded in the battery queue; and a control unit for controlling an operation of the rental device such that lending and returning operations of the auxiliary batteries are automatically performed.
    Type: Application
    Filed: July 23, 2018
    Publication date: July 9, 2020
    Applicant: LIBERGON, INC.
    Inventors: Joon Hwan KIM, Joon Ho LIM, Hak Cheon LEE, Eui Hwan CHOI
  • Publication number: 20200213631
    Abstract: A transmission system for a multi-channel image includes: a camera control unit configured to control a plurality of cameras to photograph a subject for a predetermined time, and transmit multi-channel images corresponding to the plurality of cameras through a communication network; and an image server configured to group the multi-channel images transmitted from the camera control unit under at least one criterion among a time-based criterion, a channel-based criterion, and a mixed criterion of time and channel, store the same, and transmit the stored grouped image through the communication network in response to a request of a user terminal.
    Type: Application
    Filed: June 29, 2018
    Publication date: July 2, 2020
    Inventors: Hongsu JUNG, Sang Yun LEE, Joon Ho KIM, Sung Hwan PARK
  • Publication number: 20200203366
    Abstract: A semiconductor device includes a substrate having a cell region and an extension region, channel structures disposed in the cell region and extending in a first direction substantially perpendicular to an upper surface of the substrate, gate electrode layers surrounding the channel structures and stacked to be spaced apart from each other in the first direction and to extend in a second direction substantially perpendicular to the first direction, and word line cuts cutting the gate electrode layers in the first direction and continuously extending in the second direction. At least one of the word line cuts is an extension word line cut with an extension portion having an area that is different from those of the remaining word line cuts located at the same level as the at least one word line cut in a predetermined region extending in the second direction.
    Type: Application
    Filed: June 26, 2019
    Publication date: June 25, 2020
    Inventors: Young Woo Kim, Joon Young Kwon, Jung Hwan Lee, Jung Tae Sung, Ji Min Shin
  • Patent number: 10689572
    Abstract: Provided is an etchant composition for a silicon nitride film, and more particularly, to an etchant composition with a high selectivity to a silicon nitride film, which is used to etch away a silicon nitride film in semiconductor process and which selectively has a high etching rate for the silicon nitride film compared to a silicon oxide film in a high temperature etch process, in which the etchant composition with the high selectivity selectively etches the silicon nitride film at a selectivity of 2000:1 or higher between the silicon nitride film and the silicon oxide film which are in a stack structure, and minimizes damages to the silicon oxide film and etching rate, and does not cause re-growth of the silicon oxide film over the process time.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: June 23, 2020
    Assignees: LTCAM CO., LTD., SK HYNIX INC.
    Inventors: Sok Ho Lee, Jung Hwan Song, Seong Sik Jeon, Sung Il Jo, Byeoung Tak Kim, Na Han, Ah Hyeon Lim, Junwoo Lee, Min Keun Lee, Joon Won Kim, Hyungsoon Park, Pilgu Kang, Youngmee Kang, Suyeon Lee
  • Patent number: 10693319
    Abstract: Disclosed are a wireless charging pad including a plurality of small power transmission coils and a device for and a method of driving the wireless charging pad. More particularly, the wireless charging apparatus includes a driving controller configured to generate a first control signal so as to apply a first driving voltage having a first phase to power transmission coils to be driven matching a device to be charged among the small power transmission coils and generate a second control signal so as to apply a second driving voltage having a phase opposite to the first phase to power transmission coils surrounding the power transmission coils to be driven; and a coil driver configured to apply the first and second driving signals to a wireless charging pad.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: June 23, 2020
    Assignee: UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Een Kee Hong, Joon Hwan Kim, Bom Son Lee, Gun Young Kim