Patents by Inventor Joong-Ha Ahn

Joong-Ha Ahn 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: 7592749
    Abstract: A plasma display device including a plasma display panel, a chassis base having a first surface adjacent to which the plasma display panel is attached, a boss mounted in the chassis base, and a printed circuit board assembly that is supported by the boss and disposed adjacent to a second surface of the chassis base opposite to the first surface, wherein the boss includes a pressing groove, a portion of the chassis base is fitted into the pressing groove by pressing the boss and the chassis base together, and a front inner surface of the pressing groove has a slope, so as not to be parallel with a centerline of the boss.
    Type: Grant
    Filed: February 27, 2006
    Date of Patent: September 22, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong-Hwan Kim, Joong-Ha Ahn, Sok-San Kim
  • Patent number: 7508673
    Abstract: A heat dissipation apparatus for use with a plasma display device and a method of conducting the heat generated in the plasma display panel and the driving ICs of the plasma display device to various surfaces of the device for dissipation to air. A first heat sink is disposed between the plasma display panel and the chassis base. The first heat sink is positioned at a first region where the heat generated from the driver ICs is substantially concentrated. A second heat sink is positioned at a second region between the plasma display panel and the chassis base where the heat generated by the plasma display panel is substantially concentrated. A number of additional thermal conduction media are also used in the various embodiments of the invention.
    Type: Grant
    Filed: March 3, 2005
    Date of Patent: March 24, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyouk Kim, Sung-Won Bae, Joong-Ha Ahn
  • Patent number: 7502232
    Abstract: A plasma display apparatus including a PDP, a supporting plate behind the PDP, and joining members connecting the PDP and the supporting plate by passing through the PDP and the supporting plate. The supporting plate supports the PDP and includes a reinforcing frame having at least one opening facing an area surrounded by the edge of the PDP and a molding encompassing the reinforcing frame to close the opening.
    Type: Grant
    Filed: March 23, 2005
    Date of Patent: March 10, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Joong-Ha Ahn
  • Patent number: 7433180
    Abstract: An exhaust pipe protecting tip which protects an exhaust pipe and is easy to fabricate due to separate fabrication of the exhaust protecting tip including a guide and attachment of the exhaust pipe protecting tip to an ear portion of a chassis, and a plasma display module including the exhaust pipe protecting tip. An exhaust pipe protecting tip for protecting an exhaust pipe of a plasma display module having a chassis with an ear portion and an exhaust hole for the exhaust pipe, the exhaust pipe protecting tip comprising a protecting portion being cylindrically-shaped to protect the exhaust pipe; a mounting portion formed on a side surface of the protecting portion, to fix the protecting portion to the ear portion of the chassis; and a guide protruding from an end of the protecting portion, to be inserted into the exhaust hole of the chassis.
    Type: Grant
    Filed: January 31, 2006
    Date of Patent: October 7, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joong-Ha Ahn, Dong-Hwan Kim
  • Patent number: 7414204
    Abstract: A display device including a display panel, a chassis base connected to the plasma display panel, the chassis base supporting the plasma display panel, and a flexible printed circuit having a driver integrated circuit thereon installed on the chassis base while being pressed by a protective plate. A step structure is formed on the chassis base where the flexible printed circuit is attached. Furthermore, the flexible printed circuit area where the driver integrated circuit is placed may be in contact with a heat dissipating material located in an accommodating portion formed in the chassis base.
    Type: Grant
    Filed: October 19, 2004
    Date of Patent: August 19, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joong-Ha Ahn, Myoung-Kon Kim
  • Patent number: 7394185
    Abstract: A plasma display apparatus includes a plasma display panel and a chassis base extending substantially parallel to the plasma display panel. The chassis base has a driving circuit mounted thereon in opposition to the plasma display panel. A driver IC faces the chassis base, and is packaged in a film-shaped assembly. A thermal conduction medium is disposed and solidified between the driver IC and the chassis base so as to dissipate the heat generated at the driver IC.
    Type: Grant
    Filed: October 12, 2004
    Date of Patent: July 1, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joong-Ha Ahn, Nam-Sung Jung, Sung-Won Bae, Hyouk Kim
  • Patent number: 7251140
    Abstract: A display apparatus dissipates heat efficiently from a tape carrier package driver integrated circuit providing an address voltage to a display panel. The display apparatus includes a display panel, a chassis base, a driving circuit, an flexible printed circuit electrically connecting electrodes of the display panel to the driving circuit, and a driver integrated circuit connected through the flexible printed circuit to the display panel, the driver integrated circuit providing a voltage selectively to the electrode of the display panel in accordance with signals controlled by the driving circuit. A thermally conductive medium in liquid-phase or gel-phase is placed between the driver integrated circuit and the chassis base. A pressing plate is placed on the outside of the driver integrated circuit opposite to the chassis base, the pressing plate pressing the driver integrated circuit toward the chassis base for good contact and heat dissipation.
    Type: Grant
    Filed: October 15, 2004
    Date of Patent: July 31, 2007
    Assignee: Samsung SDI Co., Ltd
    Inventors: Sung-Won Bae, Joong-Ha Ahn, Hyouk Kim
  • Patent number: 7224121
    Abstract: A plasma display device that enhances heat dissipation from a Plasma Display Panel (PDP) and additionally increases the efficiency in heat dissipation from driving circuit boards includes: a chassis base having a plate portion and a side portion; a Plasma Display Panel (PDP) adapted to be attached to a first side of the chassis base; and driving circuit boards adapted to be attached to the plate portion on a second side of the chassis base, the second side of the chassis base being opposite to the first side of the chassis base; wherein the side portion is bent toward the PDP on an edge of the plate portion and includes air vents; and wherein the side portion includes a flange consisting of a bent edge of the side portion, the flange adapted to be attached to an edge of the PDP.
    Type: Grant
    Filed: May 2, 2005
    Date of Patent: May 29, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Joong-Ha Ahn
  • Publication number: 20060244875
    Abstract: A mounting structure to a flat panel display (FPD) module which can safely and firmly mount a FPD module in a case or on a surface such as a wall, ceiling, accoutrement, furniture, or window, and a FPD module including the same. The mounting structure includes: a chassis including a chassis base; a bracket disposed on the chassis base; and a connecting member disposed on the bracket and separated from the chassis base by a predetermined gap.
    Type: Application
    Filed: April 14, 2006
    Publication date: November 2, 2006
    Applicant: Samsung SDI Co., Ltd.
    Inventor: Joong-Ha Ahn
  • Publication number: 20060192730
    Abstract: A plasma display device including a plasma display panel, a chassis base having a first surface adjacent to which the plasma display panel is attached, a boss mounted in the chassis base, and a printed circuit board assembly that is supported by the boss and disposed adjacent to a second surface of the chassis base opposite to the first surface, wherein the boss includes a pressing groove, a portion of the chassis base is fitted into the pressing groove by pressing the boss and the chassis base together, and a front inner surface of the pressing groove has a slope, so as not to be parallel with a centerline of the boss.
    Type: Application
    Filed: February 27, 2006
    Publication date: August 31, 2006
    Inventors: Dong-Hwan Kim, Joong-Ha Ahn, Sok-San Kim
  • Publication number: 20060187144
    Abstract: A mounting structure of a cover plate using connection members to maintain a regular interval between the cover plate and a chassis, protect an integrated circuit chip, and effectively dissipate heat generated from the integrated circuit chip, and a plasma display module including the structure. The structure includes a chassis; an integrated circuit (IC) chip mounted on the chassis and connected to a signal transmission member; a cover plate facing the IC chip and protecting the signal transmission member and the IC chip; and a connection member having a center portion maintaining a constant distance between the cover plate and the chassis, a wing portion supporting the cover plate, and a head portion fixing the cover plate onto the chassis, and being forcibly inserted into the chassis.
    Type: Application
    Filed: February 14, 2006
    Publication date: August 24, 2006
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Joong-Ha Ahn, Dong-Hwan Kim
  • Publication number: 20060181210
    Abstract: An exhaust pipe protecting tip which protects an exhaust pipe and is easy to fabricate due to separate fabrication of the exhaust protecting tip including a guide and attachment of the exhaust pipe protecting tip to an ear portion of a chassis, and a plasma display module including the exhaust pipe protecting tip. An exhaust pipe protecting tip for protecting an exhaust pipe of a plasma display module having a chassis with an ear portion and an exhaust hole for the exhaust pipe, the exhaust pipe protecting tip comprising a protecting portion being cylindrically-shaped to protect the exhaust pipe; a mounting portion formed on a side surface of the protecting portion, to fix the protecting portion to the ear portion of the chassis; and a guide protruding from an end of the protecting portion, to be inserted into the exhaust hole of the chassis.
    Type: Application
    Filed: January 31, 2006
    Publication date: August 17, 2006
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Joong-Ha Ahn, Dong-Hwan Kim
  • Publication number: 20060160387
    Abstract: A display device which has a simplified assembly process and minimized product damage. The display device includes a display panel; a chassis base having a first surface for supporting and for fixing the display panel thereto; a circuit board fixed to a second surface of the chassis base, the circuit board having circuit elements for driving the display panel; and at least one main fastening unit for fixing the circuit board to the chassis base such that a gap is formed between the circuit board and the chassis base. The main fastening unit includes a main body, fasteners, and first and second protrusions to form engaged portions. The display device may be a plasma display device.
    Type: Application
    Filed: December 29, 2005
    Publication date: July 20, 2006
    Inventors: Sok-San Kim, Dong-Hwan Kim, Joong-Ha Ahn, Jae-Gyoung Kim
  • Publication number: 20060146505
    Abstract: A plasma display device including a cover plate, which can ground a directly attached filter, including a plasma display panel including a directly attached filter, a circuit board driving the plasma display panel, a chassis having the plasma display panel and the circuit board mounted thereon, a signal transmitting member electrically connected to the circuit board and the plasma display panel, the signal transmitting member including an integrated circuit chip, and a cover plate mounted to the chassis to face the integrated circuit chip, the cover plate including a contact portion contacting the directly attached filter.
    Type: Application
    Filed: January 5, 2006
    Publication date: July 6, 2006
    Inventors: Sok-San Kim, Ki-Jung Kim, Tae-Kyoung Kang, Joong-Ha Ahn, Myoung-Kon Kim
  • Publication number: 20060132946
    Abstract: A Plasma Display Panel (PDP) assembly includes: a panel assembly including a front panel and a rear panel disposed to face the front panel; a chassis base adapted to support the panel assembly; driving circuit units adapted to be attached to the chassis base; flexible printed cables adapted to have both ends electrically connected to terminals of electrodes of the panel assembly and connectors of the driving circuit units, to transmit an electrical signal; a filter assembly adapted to be attached to an exterior surface of the filter assembly; protection units adapted to be attached to the filter assembly, to ground the filter assembly, and to dissipate heat generated during an operation of the panel assembly; and a case adapted to accommodate the panel assembly, the chassis base, the driving circuit units, the flexible printed cables, the filter assembly, and the protection unit.
    Type: Application
    Filed: September 20, 2005
    Publication date: June 22, 2006
    Inventors: Sok-San Kim, Ki-Jung Kim, Joong-Ha Ahn, Tae-Kyoung Kang, Myoung-Kon Kim
  • Publication number: 20050258749
    Abstract: A plasma display device that enhances heat dissipation from a Plasma Display Panel (PDP) and additionally increases the efficiency in heat dissipation from driving circuit boards includes: a chassis base having a plate portion and a side portion; a Plasma Display Panel (PDP) adapted to be attached to a first side of the chassis base; and driving circuit boards adapted to be attached to the plate portion on a second side of the chassis base, the second side of the chassis base being opposite to the first side of the chassis base; wherein the side portion is bent toward the PDP on an edge of the plate portion and includes air vents; and wherein the side portion includes a flange consisting of a bent edge of the side portion, the flange adapted to be attached to an edge of the PDP.
    Type: Application
    Filed: May 2, 2005
    Publication date: November 24, 2005
    Inventor: Joong-Ha Ahn
  • Publication number: 20050212426
    Abstract: A plasma display apparatus including a PDP. a supporting plate behind the PDP, and joining members connecting the PDP and the supporting plate by passing through the PDP and the supporting plate. The supporting plate supports the PDP and includes a reinforcing frame having at least one opening facing an area surrounded by the edge of the PDP and a molding encompassing the reinforcing frame to close the opening.
    Type: Application
    Filed: March 23, 2005
    Publication date: September 29, 2005
    Inventor: Joong-Ha Ahn
  • Publication number: 20050194900
    Abstract: A plasma display apparatus includes a plasma display panel, and a chassis base proceeding substantially parallel to the plasma display panel with a surface facing the plasma display panel, and an opposite surface mounting a driving circuit unit thereon. Driver ICs selectively apply voltage to electrodes of the plasma display panel in accordance with the control signals from the driving circuit unit. A cover plate is placed external to the driver IC, and fitted to the chassis base to compress the driver IC against the chassis base. A first heat sink is disposed between the plasma display panel and the chassis base. The first heat sink is positioned at a first region where the heat generated from the driver ICs is substantially concentrated. A second heat sink is positioned at a second region between the plasma display panel and the chassis base except for the first region.
    Type: Application
    Filed: March 3, 2005
    Publication date: September 8, 2005
    Inventors: Hyouk Kim, Sung-Won Bae, Joong-Ha Ahn
  • Publication number: 20050174054
    Abstract: A chassis assembly to reduce a discharge delay in a plasma display apparatus and a plasma display apparatus having the same. The chassis assembly includes a chassis having a thermal conductivity in a range of about 10 W/mK to about 100 W/mK.
    Type: Application
    Filed: February 8, 2005
    Publication date: August 11, 2005
    Inventors: Tae-Kyoung Kang, Sok-San Kim, Dong-Hwan Kim, In-Soo Cho, Joong-Ha Ahn
  • Publication number: 20050093429
    Abstract: A display device including a display panel, a chassis base connected to the plasma display panel, the chassis base supporting the plasma display panel, and a flexible printed circuit having a driver integrated circuit thereon installed on the chassis base while being pressed by a protective plate. A step structure is formed on the chassis base where the flexible printed circuit is attached. Furthermore, the flexible printed circuit area where the driver integrated circuit is placed may be in contact with a heat dissipating material located in an accommodating portion formed in the chassis base.
    Type: Application
    Filed: October 19, 2004
    Publication date: May 5, 2005
    Inventors: Joong-Ha Ahn, Myoung-Kon Kim