Patents by Inventor Kwang Jin Jeong

Kwang Jin Jeong 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: 20130240862
    Abstract: An adhesive film, and a product and method of encapsulating an organic electronic device (OED) using the same are provided. The adhesive film serves to encapsulate the OED and includes a curable hot-melt adhesive layer including a curable resin and a moisture absorbent, and the curable hot-melt adhesive layer includes a first region coming in contact with the OED upon encapsulation of the OED and a second region not coming in contact with the OED. Also, the moisture absorbent is present at contents of 0 to 20% and 80 to 100% in the first and second regions, respectively, based on the total weight of the moisture absorbent in the adhesive layer.
    Type: Application
    Filed: May 2, 2013
    Publication date: September 19, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Hyun Jee Yoo, Yoon Gyung Cho, Jung Sup Shim, Suk Chin Lee, Kwang Jin Jeong, Suk Ky Chang
  • Publication number: 20130207093
    Abstract: Provided is an organic light emitting diode including an organic light-emitting part including a first electrode, an organic material layer having a light-emitting layer, and a second electrode, and an encapsulating layer included on an entire top surface of the organic light-emitting part. Here, the encapsulating layer has a structure in which at least two of a water barrier film, a glass cap, a metal foil and a conductive film are stacked. Accordingly, the diode may have excellent water and oxygen barrier effects, and deterioration of the diode or running failure may be prevented.
    Type: Application
    Filed: July 7, 2011
    Publication date: August 15, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Kwang Jin Jeong, Min Soo Kang, Jong Seok Kim, Hyun Jee Yoo, Yoon Gyung Cho
  • Publication number: 20130044509
    Abstract: A backlight assembly includes a first light guide plate, a second light guide plate, a light source part and a cover part. The second light guide plate is spaced apart from the first light guide plate. The light source part includes a first light source providing light to the first light guide plate and a second light source providing light to the second light guide plate. The cover part is disposed over the light source part. The cover part overlaps with a portion of the first light guide plate and a portion of the second light guide plate. A display apparatus having the above configuration has a narrow bezel and a thin profile.
    Type: Application
    Filed: April 10, 2012
    Publication date: February 21, 2013
    Inventors: SEUNG-HWAN CHUNG, Cheol-Yong Noh, Kwang-Jin Jeong, Eui-Jeong Kang, Youn-Ho Han, Jae-Suk Yoo
  • Publication number: 20120236592
    Abstract: Provided is a display apparatus, which includes a light source unit providing light, a light guide panel guiding the light to a display panel, the display panel receiving the light to display an image, and a bottom chassis accommodating the light guide panel, the light source unit, and the display panel. The light guide panel is adjacent to the light source unit, and includes a light incident surface to which the light is incident, a light output surface from which the light is emitted, and an opposite surface opposed to the light output surface. The display panel faces the light output surface and receives the light to display an image. The bottom chassis has a bottom facing the opposite surface. The light guide panel includes a coupling member protruding from the opposite surface and coupled to the bottom chassis.
    Type: Application
    Filed: January 19, 2012
    Publication date: September 20, 2012
    Inventors: Eui Jeong KANG, Juhwa Ha, Kwang Jin Jeong, Seki Park, Dongmin Yeo, Chan-Jae Park
  • Patent number: 8045342
    Abstract: A plasma display device is disclosed. In one embodiment, the plasma display device includes a plasma display panel (PDP), a chassis base having one side for supporting the PDP, and a printed circuit board assembly (PBA) mounted on another side of the chassis base. The chassis base includes a main frame mounted on the PDP, a bracket mounted on the main frame, a sub-frame mounted on at least one of the main frame, the bracket, and the PDP, and a shield box that is mounted to at least one of the main frame, the bracket, and the sub-frame, and that includes the PBA. One embodiment reduces weight of a chassis base and manufacturing cost, and improves impact resistance of a PDP.
    Type: Grant
    Filed: October 31, 2008
    Date of Patent: October 25, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Publication number: 20110170034
    Abstract: Provided is a backlight unit within a liquid crystal display (LCD) device where the backlight unit includes one or more light-emitting diodes (LEDs) mounted on a printed circuit board (PCB). Positioning of the PCB and its LEDs is provided by a PCB fixing member which includes a base portion and a support portion extending upward from a surface of the base portion. The PCB fixing member is structured to transfer heat energy away from the PCB and to an attached portion of the LCD device such as to a lower housing which houses the PCB and the PCB fixing member. The PCB fixing member includes a press-fit insertion groove into which at least part of the PCB can be easily inserted, thus simplifying manufacturing while assuring appropriate heat dissipation.
    Type: Application
    Filed: October 8, 2010
    Publication date: July 14, 2011
    Inventor: Kwang-Jin JEONG
  • Patent number: 7817425
    Abstract: A heat dissipating apparatus for an IC chip, having a structure capable of effectively dissipating heat created by an IC chip to the outside, and a display module including the same are disclosed. In one embodiment, the display module includes a panel that forms an image, a chassis disposed at the rear of the panel to support the panel, at least one IC chip that emits heat mounted on at least one circuit board installed at the rear of the chassis, and a heat dissipating apparatus that dissipates heat emitted by the IC chip to the outside. The heat dissipating apparatus is attached to contact the IC chip, and has a heat conducting chip contact plate, and a heat conducting heat discharging plate formed in one piece with a plurality of mutually proximal joining portions joined to the chip contact plate, and a plurality of heat dissipating portions bent to protrude outward from the joining portions to connect the joining portions.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: October 19, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7656666
    Abstract: A heat dissipating structure of an integrated circuit chip of a plasma display module and a plasma display module including the same are disclosed. In one embodiment, the heat dissipating structure includes: a chassis including a chassis base and a chassis bending portion in which at least one protruding portion is formed and the integrated circuit chip which is mounted on the cassis bending portion and connected to a signal transmitting member. According to one embodiment of the present invention, since the protruding portion is formed in the chassis bending portion on which the integrated circuit chip is formed, the convective heat transfer efficiency is increased and the heat dissipating performance of the integrated circuit chip is improved.
    Type: Grant
    Filed: May 18, 2006
    Date of Patent: February 2, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7602110
    Abstract: A plasma display apparatus that includes a plasma display panel adapted to display an image, a chassis base arranged at a rear of the plasma display panel, a circuit unit arranged on the chassis base and adapted to drive the plasma display panel and a heat dissipation unit arranged between the plasma display panel and the chassis base, the heat dissipation unit comprising a first heat dissipation element comprised of a material that produces debris, a first heat dissipation element arranged parallel to both the plasma display panel and the chassis base and adapted to dissipate heat generated by the plasma display panel and a second heat dissipation element covering at least a portion of the first heat dissipation element and being adapted to prevent debris from being released from the first heat dissipation element.
    Type: Grant
    Filed: March 2, 2006
    Date of Patent: October 13, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7598674
    Abstract: A plastic chassis for a display device, the plastic chassis having an integrally formed chassis base and support frame. A support body joins the chassis base and the support frame.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: October 6, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang Jin Jeong
  • Patent number: 7595590
    Abstract: A plasma display apparatus includes a plasma display panel including a display area where an image is displayed and an auxiliary display member surrounding the display area of the plasma display panel. The auxiliary display member causes a user to think that he/she is seeing a screen that appears larger than it really is.
    Type: Grant
    Filed: March 2, 2006
    Date of Patent: September 29, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7561427
    Abstract: Provided is a plasma display panel that includes a panel assembly forming an image; a chassis base combined with the panel assembly and separated into pieces; and a plurality of driving circuit units combined with the chassis base and including circuit elements transferring an electrical signal to the panel assembly using signal transfer units, which more effectively transfers heat generated from the panel assembly or the signal transfer units, thereby improving a thermal dissipation function.
    Type: Grant
    Filed: April 6, 2007
    Date of Patent: July 14, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7561426
    Abstract: Provided is a display module having an improved heatsink. The display module includes a display panel adapted to display an image, a chassis adapted to support the display panel, a driver circuit unit arranged on the chassis and adapted to generate an electrical signal that drives the display panel, an integrated circuit arranged on a signal transmitting unit, the integrated circuit being adapted to control signal transmission between the driver circuit unit and the display panel and at least one heatpipe arranged on a side of the chassis opposite the display panel, the heatpipe being adapted to transfer heat generated by the IC chip to the chassis.
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: July 14, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Publication number: 20090135096
    Abstract: A plasma display device includes a plasma display panel and a chassis base for supporting the plasma display panel, the chassis base having an edge. A printed circuit board assembly is on the chassis base, a flexible printed circuit electrically connects electrodes of the plasma display panel to the printed circuit board assembly and a driver integrated circuit is on the flexible printed circuit. A cover plate covers the flexible printed circuit and the driver integrated circuit and is mounted on the chassis base and a connector combines the edge of the chassis base to the cover plate to prevent relative movement between the chassis base and the cover plate.
    Type: Application
    Filed: November 3, 2008
    Publication date: May 28, 2009
    Inventor: Kwang-Jin Jeong
  • Publication number: 20090135577
    Abstract: A plasma display device is disclosed. In one embodiment, the plasma display device includes a plasma display panel (PDP), a chassis base having one side for supporting the PDP, and a printed circuit board assembly (PBA) mounted on another side of the chassis base. The chassis base includes a main frame mounted on the PDP, a bracket mounted on the main frame, a sub-frame mounted on at least one of the main frame, the bracket, and the PDP, and a shield box that is mounted to at least one of the main frame, the bracket, and the sub-frame, and that includes the PBA. One embodiment reduces weight of a chassis base and manufacturing cost, and improves impact resistance of a PDP.
    Type: Application
    Filed: October 31, 2008
    Publication date: May 28, 2009
    Applicant: Samsung SDI Co., Ltd
    Inventor: Kwang-Jin Jeong
  • Publication number: 20090135568
    Abstract: A plasma display device is disclosed. In one embodiment, the plasma display device includes a plasma display panel, a chassis base, a printed circuit board assembly, and a flexible printed circuit. The chassis base supports the plasma display panel. The printed circuit board assembly is disposed at one side of the chassis base. The flexible printed circuit electrically connects an electrode of the plasma display panel and the printed circuit board assembly. The flexible printed circuit crosses an extension plane of the printed circuit board assembly at a predetermined angle and is connected to the printed circuit board assembly. One embodiment of the invention lowers manufacturing costs and reduces EMI by shortening a length of a flexible printed circuit.
    Type: Application
    Filed: October 28, 2008
    Publication date: May 28, 2009
    Applicant: Samsung SDI Co., Ltd
    Inventor: Kwang-Jin JEONG
  • Patent number: 7532478
    Abstract: A plasma display module including a plasma display panel adapted to display an image with gas discharge, a chassis adapted to support the plasma display panel, a driving unit arranged on the chassis and adapted to generate an electrical signal that drives the plasma display panel, an integrated circuit chip arranged on a signal transmitting unit, the integrated circuit chip being adapted to control electrical signal transfer between the driving unit and the plasma display panel, a cover plate arranged on the signal transmitting unit and adapted to cover the integrated circuit chip and a wave-type heat dissipating plate arranged on the cover plate.
    Type: Grant
    Filed: March 2, 2006
    Date of Patent: May 12, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7443098
    Abstract: A plasma display panel (PDP) including a first substrate, a second substrate, a plurality of discharge cells arranged between the first substrate, a plurality of electrodes, and a plurality of phosphor portions, the second substrate arranged to at least partially overlap with the first substrate, the plurality of phosphor portions including a first group of the plurality of phosphor portions arranged on the first substrate, and a second group of phosphor portions arranged on the second substrate.
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: October 28, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7414849
    Abstract: A plasma display apparatus including: a plasma display panel; a non-conductive chassis disposed on a rear portion of the plasma display panel to support the plasma display panel; a circuit unit disposed on a rear portion of the chassis to drive the plasma display panel; and a conductive member disposed between the plasma display panel and the chassis, having at least a part that is slit and protruded toward the chassis. In addition, the circuit unit includes a grounding portion having a grounding voltage and the grounding portion is electrically connected to the protruding portion of the conductive member.
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: August 19, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Jin Jeong
  • Patent number: 7408777
    Abstract: A plasma display device for keeping cooling efficiency of the device uniform between both horizontal and vertical positions. The plasma display device, which has a plasma display panel and a circuit unit for supplying a driving signal to the panel, includes a cavity-type heat dissipator having a plate which is located near a portion of the circuit unit to dissipate heat generated at the circuit unit, and wings which are affixed to the plate and extend from the edges of the plate inward.
    Type: Grant
    Filed: May 24, 2006
    Date of Patent: August 5, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang Jin Jeong