Patents by Inventor IN HWAN BAEK

IN HWAN BAEK 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: 9478261
    Abstract: A semiconductor memory device may include a memory cell array, a plurality of page buffers respectively connected to a plurality of bit lines of the memory cell array, and a control logic configured to control the plurality of page buffers to perform an operation on the memory cell array, wherein each of the plurality of page buffers senses a current amount, which varies according to a potential level of a corresponding bit line among the plurality of bit lines, at a sensing node to read data, and a precharge potential level at the sensing node is adjusted according to a temperature.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: October 25, 2016
    Assignee: SK HYNIX INC.
    Inventors: Sung Yong Lim, Seung Hwan Baek
  • Patent number: 9454850
    Abstract: A method of changing into a screen of an Augmented Reality (AR) service in a mobile communication terminal including a camera is provided. The method of changing into a screen of an AR service in a mobile communication terminal includes displaying a prior screen different from an AR service screen, detecting a predetermined event to change display of the prior screen to the AR service screen, driving the camera if the predetermined event has been detected, capturing an image using the camera, and displaying the AR service screen rendered based on the image captured by the camera.
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: September 27, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Hong Jeung, Gong-Wook Lee, Sung-Hwan Baek, Jun-Ho Lee, Kyu Sung Cho
  • Publication number: 20160254762
    Abstract: A piezoelectric harvesting system using repulsion force, according to one embodiment of the present invention, comprises: a piezoelectric body comprising a piezoelectric material; a fixed portion to at least one surface of which the piezoelectric body is adhered; a support portion for supporting one side of the fixed portion; and a repulsion force-providing portion for providing repulsion force to the fixed portion, so that the piezoelectric body generates electric energy when the fixed portion is deformed due to application of external force and then recovered. According to one embodiment of the present invention, additional shock is applied to the fixed portion to which the piezoelectric body is adhered when recovering after being deformed, thereby increasing the amount of electric energy generated due to the deformation of the piezoelectric body.
    Type: Application
    Filed: August 16, 2013
    Publication date: September 1, 2016
    Applicant: AMC ENERGY CO., LTD.
    Inventors: TAE HYUN SUNG, HYUN JUN JUNG, KI HWAN BAEK, DANIEL SONG, CHAN HO YANG
  • Publication number: 20160231623
    Abstract: A curved backlight unit includes: a light source module; and a light source enhancing member disposed on the light source module, the light source module includes: a substrate; a light emitting part disposed on the substrate; a first reflecting sheet spaced apart from the light emitting part by a predetermined distance and enclosing the light emitting part; a second reflecting sheet contacting the first reflecting sheet; and a wavelength converting part fixed between the first reflecting sheet and the second reflecting sheet and overlapped with the light emitting part.
    Type: Application
    Filed: November 24, 2015
    Publication date: August 11, 2016
    Inventors: Seung Hwan BAEK, So Jeong LA, Chan-Jae PARK, Yeong Bae LEE
  • Patent number: 9404751
    Abstract: An apparatus and a method for providing a three Dimensional (3D) map showing an area of interest in real time are disclosed. The method includes receiving terminal view information of a plurality of terminals, determining an object of interest on a 3D map based on the received terminal view information; and reconfiguring a 3D map including the object of interest. Position information on an area receiving a lot attention from the public, path information by which the user moves to the area, and a preview image of the area in real time may be provided.
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: August 2, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Shin, Ik-Hwan Cho, Sung-Hwan Baek, Tae-Hwan Son, Gong-Wook Lee, Kyu-Sung Cho
  • Patent number: 9405056
    Abstract: A display apparatus with at least two light guide plates, each including a light incident surface and a light exiting surface, the light guide plates being spaced apart from each other so as to form a gap therebetween. The display apparatus also has a light source disposed adjacent to at least one side portion of the light guide plates to emit light to the light incident surface, a display panel positioned to receive light from the light exiting surfaces to facilitate display of an image, and a diffusion member. The diffusion member covers the gap, so as to diffuse light directed toward the display panel.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: August 2, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eui Jeong Kang, Dongmin Yeo, Taeho Lee, Yong-Hoon Kwon, Min-Young Song, Seung Hwan Baek
  • Patent number: 9385402
    Abstract: A secondary battery pack is provided. The secondary battery pack has a structure in which a protection circuit module (PCM) is mounted to a top of a plate-shaped battery cell having electrode terminals formed at an upper end thereof, the PCM includes a printed circuit board (PCB) having a protection circuit formed thereon, a safety element electrically connected between one of the electrode terminals of the battery cell and the protection circuit of the PCB, an external input and output terminal electrically connected to the protection circuit of the PCB, and an electrically insulative module case to cover the PCB and the safety element in a state in which the external input and output terminal extends outside. The PCM is loaded on an upper end case extension portion of the battery cell in a state in which the PCM is electrically connected to the electrode terminals of the battery cell.
    Type: Grant
    Filed: February 22, 2012
    Date of Patent: July 5, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Tae-Wook Kim, Ju-Hwan Baek, Sangkwon Nam
  • Publication number: 20160187563
    Abstract: A display apparatus includes a display panel displaying an image using light; a light source generating first light; a light conversion member converting the first light into the light; a case member accommodating the light source and the light conversion member and including an open part to transmit the light which is converted by the light conversion member; and a light guide plate receiving the light through the open part and guiding the light to a upward direction where the display panel is disposed.
    Type: Application
    Filed: June 1, 2015
    Publication date: June 30, 2016
    Inventors: Donghyeon LEE, Seung Hwan BAEK, Luly LEE, Yeongbae LEE
  • Patent number: 9331327
    Abstract: Disclosed is a secondary battery pack including a battery cell having a cathode and anode terminal formed at one face having a sealed surplus portion and a protection circuit module (PCM) electrically connected to the cell via the cathode and anode terminal, wherein the PCM includes a board having a cathode terminal connection part connected to the cathode terminal and an anode terminal connection part connected to the anode terminal and an electrically insulative case configured to receive the board through an open face thereof. The board, connected to the cathode terminal and anode terminal of the battery cell via the cathode terminal connection part and the anode terminal connection part, is mounted to the sealed surplus portion of the cell in a state in which the board is disposed in the case so that the cathode and anode terminal are exposed through the open face of the case.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: May 3, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Jong Woon Choi, Ju Hwan Baek, Hyung Ku Yun, Tae Wook Kim
  • Publication number: 20160089442
    Abstract: There are provided a lyophilized preparation of botulinum toxin without a protein stabilizer derived from animals. The lyophilized preparation of botulinum toxin according to the present invention can maintain an activity of botulinum toxin, and also exhibit excellent long-term storage stability even under conditions of high temperature, which may occur when botulinum toxin is stored, delivered, and processed.
    Type: Application
    Filed: November 30, 2015
    Publication date: March 31, 2016
    Inventors: Hyun Ho Jung, Gi Hyeok Yang, Chang Hoon Rhee, Hack Woo Kim, Sung Bum Kim, Seung Hwan Baek
  • Publication number: 20160085109
    Abstract: A display device includes a bottom chassis on which a light source is disposed, a light guide plate disposed on the bottom chassis and configured to guide light emitted from the light source to a display panel, an optical sheet on the light guide plate, a mold frame coupled to the bottom chassis and including a support unit on which the display panel is disposed, and a light conversion shielding member disposed on a surface of the support unit of the mold frame having a side portion that extends down from the support unit and covers a side surface of the optical sheet.
    Type: Application
    Filed: June 26, 2015
    Publication date: March 24, 2016
    Inventors: SEUNG HWAN BAEK, SEUL GI KIM, YEONG BAE LEE, SEOK HYUN NAM, CHAN JAE PARK
  • Publication number: 20160078337
    Abstract: A smart card may include data storage and transmission circuitry, a plurality of voltage controllers to supply operational power to card circuitry, a plurality of oscillators to supply an internal clock for the card, and power management circuitry. The power management circuitry may be configured to shut down the oscillators and at least one, but not all, voltage controllers during a period after a data transmission is completed.
    Type: Application
    Filed: August 6, 2015
    Publication date: March 17, 2016
    Inventors: Hyuck-Jun Cho, Donald Na, Seung-Hwan Baek, Jae-Keun Oh, Kee-Moon Chun
  • Publication number: 20160072446
    Abstract: An operational amplifying circuit are provided. The operational amplifying circuit includes a control circuit, pull-up and pull-down transistors, first and second bias circuits, and a bias voltage generating circuit. The control circuit includes first and second input terminals, and is configured to change, when an input voltage transitions to a first level, a voltage level of a pull-up node and a pull-down node to a second level different from the first level. The pull-up transistor provides a power supply voltage to the output terminal. The pull-down transistor connects the output terminal to a ground voltage. The first bias circuit provides a first bias current to the control circuit. The bias voltage generating circuit generates a bias voltage when the voltage level of at least one of the pull-up and pull-down nodes reaches a threshold voltage level, and the second bias circuit provides a second bias current to the control circuit.
    Type: Application
    Filed: July 14, 2015
    Publication date: March 10, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Yong JEONG, Jin-Soo KIM, Seung-Hwan BAEK, Ha-Joon SHIN
  • Patent number: 9263712
    Abstract: Disclosed is a secondary battery pack including an anode terminal of a battery cell, the anode terminal being made of a plate-shaped conductive member, the anode terminal being electrically connected to a protection circuit module (PCM) via a safety element, a cathode terminal of the battery cell, the cathode terminal being made of a plate-shaped conductive member, the cathode terminal being directly electrically connected to the PCM, a battery cell having the anode terminal and the cathode terminal formed at one end thereof, the battery cell being provided at the end thereof with a thermally welded surplus portion, and a PCM including a printed circuit board (PCB) having a protection circuit formed thereon.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: February 16, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Jong Woon Choi, Hyung Ku Yun, Ju Hwan Baek, Tae Wook Kim
  • Publication number: 20160026065
    Abstract: A light conversion member includes a first unit substrate, a second unit substrate disposed to face the first unit substrate, a quantum-dot accommodating member disposed between the first and second unit substrates and positioned adjacent to a boundary of the first and second unit substrates to seal a space between the first and second unit substrates, and a quantum dot member in the sealed space to convert a light incident thereto to a white light.
    Type: Application
    Filed: April 7, 2015
    Publication date: January 28, 2016
    Inventors: Seung Hwan BAEK, Yeongbae LEE, Seokhyun NAM
  • Patent number: 9235082
    Abstract: A light emitting diode package, a method of fabricating the same, and a display apparatus having the same are provided. The light emitting diode package includes a light emitting diode, a quantum dot layer, a band pass filter, disposed in a housing. The light emitting diode emits light of a first color. The quantum dot layer includes a plurality of quantum dots disposed on the light emitting diode to absorb a portion of the light emitted by the diode, and then emit light of a second color. The band pass filter is disposed on the quantum dot layer and has a first pass band corresponding to the light emitted from the diode and a second pass band corresponding to the light emitted from the quantum dots.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: January 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myeong-Ju Shin, Jaewoo Jung, YoungSic Kim, Seung Hwan Baek, Yeongbae Lee
  • Publication number: 20150369993
    Abstract: A backlight assembly includes a circuit substrate, a light source arranged on the circuit substrate, a light guide plate having a first surface configured to receive light emitted from the light source and a second and different surface to emit light, a wavelength converting unit arranged between the light source and the light guide plate and a spacer arranged around the light source. The spacer is spaced apart from the light source in a direction perpendicular to the light-emitting direction of the light emitted from the light source.
    Type: Application
    Filed: January 27, 2015
    Publication date: December 24, 2015
    Inventors: Kyung Min KIM, Young Chun KIM, Seung Hwan BAEK
  • Patent number: 9198958
    Abstract: There are provided a lyophilized preparation of botulinum toxin without a protein stabilizer derived from animals. The lyophilized preparation of botulinum toxin according to the present invention can maintain an activity of botulinum toxin, and also exhibit excellent long-term storage stability even under conditions of high temperature, which may occur when botulinum toxin is stored, delivered, and processed.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: December 1, 2015
    Assignee: Medy-Tox Inc.
    Inventors: Hyun Ho Jung, Gi Hyeok Yang, Chang Hoon Rhee, Hack Woo Kim, Sung Bum Kim, Seung Hwan Baek
  • Patent number: 9196931
    Abstract: Disclosed herein is a secondary battery pack including a battery cell, a protection circuit module (PCM) assembly having a connection member (A), an insulative mounting member having a connection member (B) embedded therein, and an insulative cap. The connection member (B) is coupled to a second electrode terminal of the battery cell by welding, such that the connection member (B) is electrically connected to the second electrode terminal of the battery cell, in a state in which the insulative mounting member is mounted on the battery cell. The connection member (A) is coupled to a first electrode terminal of the battery cell upward from a PCM, such that the connection member (A) is electrically connected to the first electrode terminal of the battery cell. The electrical connection between the PCM assembly and the connection member (B) is achieved in a physical contact fashion.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: November 24, 2015
    Assignee: LG CHEM, LTD.
    Inventors: Ju-Hwan Baek, Ki Eob Moon, Soonkwang Jung, Cheol Woong Lee
  • Patent number: 9194571
    Abstract: A backlight assembly and a display device including the backlight assembly include a light source which emits light, a light guide plate disposed adjacent to the light source and which receives the light emitted from the light source, a light source supporter including a bottom plane including a first region and a second region, and a first receiving unit including a bottom surface and a side wall. The light source and the light guide plate are disposed on the first region of the bottom plane, the second region extends from a portion of the first region on which the light source is disposed, the bottom surface is disposed opposite the light guide plate, and the side wall is disposed at an end portion of the bottom surface along a direction perpendicular to a plane defined by the bottom surface.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: November 24, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Su Park, Jae-Sang Lee, Sang-Hyeok Lee, Ki-Hwan Baek