Patents by Inventor Ock Hee Kim

Ock Hee 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: 8446093
    Abstract: An OLED device and a manufacturing method thereof, which can secure the life span and reliability and can improve light efficiency, is disclosed. To this end, the device and method disposes organic light emission diode elements on a substrate. On the substrate with the organic light emission diode elements, a sealant layer having a micro-lens portion is disposed, thereby shielding the organic light emission diode elements from external moisture and/or oxygen.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: May 21, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Ock Hee Kim, Kang Ju Lee
  • Patent number: 8323066
    Abstract: A method of manufacturing a flexible display device is disclosed. The flexible display device manufacturing method includes: preparing a support substrate; coating a sealant on edge areas of the support substrate; combining a flexible substrate and the support substrate coated with the sealant in a vacuum state; hardening the sealant between the support substrate and the flexible substrate; forming display components used in a configuration of the flexible display device on the flexible substrate; and cutting the flexible substrate along a cutting line on the flexible substrate to separate the flexible substrate from the support substrate.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: December 4, 2012
    Assignee: LG Display Co., Ltd.
    Inventor: Ock Hee Kim
  • Patent number: 8284121
    Abstract: A flexible display and method for forming alignment key of the same are disclosed, which includes an alignment key required to align positions between film layers, the flexible display comprising a substrate defined display area and non-display area and an alignment key forming part including an alignment key and transmission part at the circumference of the alignment key, wherein the alignment key forming part is formed at the non-display area of the substrate.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: October 9, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Ock Hee Kim, Ae Kyung Jeon, In Su Joo
  • Patent number: 8247966
    Abstract: An organic light emitting device, which includes a first substrate, scan lines and data lines arranged on the first substrate, and at least an unit pixel comprising a R sub-pixel corresponding to a Red color, a G sub-pixel corresponding to a Green color, and a B sub-pixel corresponding to a Blue color positioned in a region on the first substrate defined by a crossing of the scan and data lines.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: August 21, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Jae Yoon Lee, Ock Hee Kim
  • Patent number: 7948164
    Abstract: An organic electro luminescence device includes: a display region and a non-display region defined in first and second substrates, sub-pixels defined in the display region; an array element including at least one TFT in the display region of the first substrate in each sub-pixel; a first electrode in an inner surface of the second substrate; a buffer in a predetermined region to partition an emission region of each sub-pixel on the first electrode, and an electrode separator on the buffer; an insulating layer in the emission region of each sub-pixel, and a spacer formed on the insulating layer; an organic electro luminescent layer in the emission region of each sub-pixel, the emission region including the insulating layer and the spacer; and a second electrode on the second substrate where the organic electro luminescent layer is formed.
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: May 24, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Sung Joon Bae, Jae Yong Park, Ock Hee Kim, Kwan Soo Kim
  • Publication number: 20100279576
    Abstract: A method of manufacturing a flexible display device is disclosed. The flexible display device manufacturing method includes: preparing a support substrate; coating a sealant on edge areas of the support substrate; combining a flexible substrate and the support substrate coated with the sealant in a vacuum state; hardening the sealant between the support substrate and the flexible substrate; forming display components used in a configuration of the flexible display device on the flexible substrate; and cutting the flexible substrate along a cutting line on the flexible substrate to separate the flexible substrate from the support substrate.
    Type: Application
    Filed: November 24, 2009
    Publication date: November 4, 2010
    Inventor: Ock Hee Kim
  • Publication number: 20090302744
    Abstract: An OLED device and a manufacturing method thereof, which can secure the life span and reliability and can improve light efficiency, is disclosed. To this end, the device and method disposes organic light emission diode elements on a substrate. On the substrate with the organic light emission diode elements, a sealant layer having a micro-lens portion is disposed, thereby shielding the organic light emission diode elements from external moisture and/or oxygen.
    Type: Application
    Filed: November 12, 2008
    Publication date: December 10, 2009
    Inventors: Ock Hee Kim, Kang Ju Lee
  • Patent number: 7495390
    Abstract: An electro-luminescence device includes a transparent substrate; a plurality of pixel areas including a plurality of scanning lines and a plurality of data lines formed on the transparent substrate; a plurality of pixel electrodes formed on the plurality of pixel areas; an electro-luminescent layer formed over the plurality of pixel electrodes; a metal electrode formed on the electro-luminescent layer; a seal cover plate for sealing the electro-luminescent layer; a sealant for adhering the seal cover plate to the transparent substrate; and a heat-exhausting layer formed on the metal electrode.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: February 24, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Jae Yong Park, Sung Ki Kim, Myung Ho Lee, Ock Hee Kim
  • Publication number: 20080042929
    Abstract: A flexible display and method for forming alignment key of the same are disclosed, which includes an alignment key required to align positions between film layers, the flexible display comprising a substrate defined display area and non-display area and an alignment key forming part including an alignment key and transmission part at the circumference of the alignment key, wherein the alignment key forming part is formed at the non-display area of the substrate.
    Type: Application
    Filed: June 27, 2007
    Publication date: February 21, 2008
    Inventors: Ock Hee Kim, Ac Kyung Jeon, In Su Joo
  • Publication number: 20080000496
    Abstract: A method of cleaning a crystal sensor of an evaporation apparatus is disclosed, wherein the crystal sensor of monitoring an evaporation level is cleaned for the reuse of device, the method comprising collecting the crystal sensor after performing a monitoring step for a material evaporated and deposited on a substrate for a preset period of time, cleaning the crystal sensor by dipping the crystal sensor into a wet etchant, and drying the cleaned crystal sensor.
    Type: Application
    Filed: June 28, 2007
    Publication date: January 3, 2008
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Ock Hee Kim, Ae Kyung Jeon
  • Patent number: 7279715
    Abstract: An organic electroluminescent device includes first and second substrates attached by a seal pattern, array elements including a plurality of thin film transistors formed on the first substrate, a first electrode formed on a rear surface of the second substrate, a plurality of electrode separators formed on the rear surface of the first electrode, wherein the plurality of electrode separators is made of an insulating material defining sub-pixel regions that correspond to each thin film transistor, an organic electroluminescent layer formed on a rear surface of the first electrode in each of the sub-pixel regions, a second electrode formed on a rear surface of the organic electroluminescent layer in each of sub-pixel regions, a conductive connector formed between the first and second substrates in each sub-pixel region for connecting to the second electrode of a sub-pixel region.
    Type: Grant
    Filed: January 5, 2005
    Date of Patent: October 9, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Ock Hee Kim, Choong Keun Yoo, Nam Yang Lee, Kwan Soo Kim
  • Patent number: 7258589
    Abstract: An organic electroluminescent device includes first and second substrates attached by a seal pattern, array elements having a plurality of switching devices on the first substrate; a color changing medium on a rear surface of the second substrate, wherein the color changing medium has a black matrix that defines sub-pixel regions and has red, green and blue color changing layers respectively corresponding to the sub-pixel regions, a planarizing layer on the color changing medium, a first electrode on a rear surface of the planarizing layer, an organic electroluminescent layer on a rear surface of the first electrode, second electrodes on a rear surface of the organic electroluminescent layer that correspond to respective sub-pixel regions, and a plurality of electrical connectors between the first and second substrates, wherein electrical connectors connect the array elements on the first substrate to the second electrodes on the second substrate, respectively.
    Type: Grant
    Filed: January 11, 2006
    Date of Patent: August 21, 2007
    Assignee: LG Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Choong Keun Yoo, Ock Hee Kim, Nam Yang Lee
  • Patent number: 7196465
    Abstract: A dual panel type organic electroluminescent device includes a first substrate having a first region and a second region corresponding to a peripheral region of the first region, TFTs formed in the first region, pad parts formed in the second region, a second substrate attached to the first substrate with a predetermined space therebetween, the second substrate overlapping the first region and exposing the second region of the first substrate, a first electrode, an organic electroluminescent layer and a second electrode formed on the second substrate facing the first substrate, a first electrical connection pattern connecting the thin film transistor with the second electrode, a second electrical connection pattern connecting one of the pad parts with the first electrode, a seal pattern disposed on edges of the first and second substrates, and a dummy spacer disposed between an image display region of the first region and the seal pattern.
    Type: Grant
    Filed: June 30, 2004
    Date of Patent: March 27, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Choong Keun Yoo, Ock Hee Kim
  • Patent number: 7071613
    Abstract: An organic electroluminescent device provides reduced reflectivity to increase contrast and improve display quality. The organic electroluminescent device includes a substrate, a first electrode over the substrate, at least one organic electroluminescent layer on the first electrode, a second electrode of a transparent conductive material on the at least one organic electroluminescent layer, a top passivation layer on the second electrode, and a compensation layer including at least an antireflection coating material or an antiglare coating material.
    Type: Grant
    Filed: April 29, 2002
    Date of Patent: July 4, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Ock Hee Kim, Tae Joon Ahn
  • Patent number: 7012366
    Abstract: An organic electroluminescent device includes first and second substrates attached by a seal pattern, array elements having a plurality of switching devices on the first substrate; a color changing medium on a rear surface of the second substrate, wherein the color changing medium has a black matrix that defines sub-pixel regions and has red, green and blue color changing layers respectively corresponding to the sub-pixel regions, a planarizing layer on the color changing medium, a first electrode on a rear surface of the planarizing layer, an organic electroluminescent layer on a rear surface of the first electrode, second electrodes on a rear surface of the organic electroluminescent layer that correspond to respective sub-pixel regions, and a plurality of electrical connectors between the first and second substrates, wherein electrical connectors connect the array elements on the first substrate to the second electrodes on the second substrate, respectively.
    Type: Grant
    Filed: December 30, 2002
    Date of Patent: March 14, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Choong Keun Yoo, Ock Hee Kim, Nam Yang Lee
  • Patent number: 6870186
    Abstract: An organic electroluminescent device includes first and second substrates attached by a seal pattern, array elements including a plurality of thin film transistors formed on the first substrate, a first electrode formed on a rear surface of the second substrate, a plurality of electrode separators formed on the rear surface of the first electrode, wherein the plurality of electrode separators is made of an insulating material defining sub-pixel regions that correspond to each thin film transistor, an organic electroluminescent layer formed on a rear surface of the first electrode in each of the sub-pixel regions, a second electrode formed on a rear surface of the organic electroluminescent layer in each of sub-pixel regions, a conductive connector formed between the first and second substrates in each sub-pixel region for connecting to the second electrode of a sub-pixel region.
    Type: Grant
    Filed: December 30, 2002
    Date of Patent: March 22, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Ock Hee Kim, Choong Keun Yoo, Nam Yang Lee, Kwan Soo Kim
  • Patent number: 6867756
    Abstract: An electroluminescence display device includes a transparent substrate, a plurality of first electrodes formed on the transparent substrate, an electroluminescence layer and a plurality of second electrodes sequentially disposed on the first electrodes, a packaging plate having a plurality of protrusions formed at a side opposite to the plurality of second electrodes, an absorber contained within each protrusion, a plurality of semi-transparent films disposed on the packaging plate and each absorber, and an adhesive attaching the transparent substrate to the packaging plate to oppose each other.
    Type: Grant
    Filed: November 21, 2001
    Date of Patent: March 15, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Ock Hee Kim
  • Patent number: 6864637
    Abstract: An organic electro-luminescence device (OELD) according includes column lines, row lines crossing the column lines; cells formed at pixel areas defined between the column lines and the row lines; a first switching device for controlling a current applied to the cell in response to data voltages applied from the column lines; a second switching device connected in parallel with the first switching device to the cell for controlling a current applied to the cell in response to the data voltages; a third switching device for applying the data voltages from the column lines to the first and second switching devices in response to scan voltages applied from the row lines; and first and second capacitors for storing the data voltages transmitted by the third switching device while sustaining the charged data voltages for one frame period of the OELD.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: March 8, 2005
    Assignee: LG. Phillips LCD Co., Ltd.
    Inventors: Jae Yong Park, Joon Kyu Park, Ock Hee Kim
  • Publication number: 20040004443
    Abstract: An organic electro-luminescence device (OELD) according includes column lines, row lines crossing the column lines; cells formed at pixel areas defined between the column lines and the row lines; a first switching device for controlling a current applied to the cell in response to data voltages applied from the column lines; a second switching device connected in parallel with the first switching device to the cell for controlling a current applied to the cell in response to the data voltages; a third switching device for applying the data voltages from the column lines to the first and second switching devices in response to scan voltages applied from the row lines; and first and second capacitors for storing the data voltages transmitted by the third switching device while sustaining the charged data voltages for one frame period of the OELD.
    Type: Application
    Filed: June 27, 2003
    Publication date: January 8, 2004
    Inventors: Jae Yong Park, Joon Kyu Park, Ock Hee Kim
  • Publication number: 20030201445
    Abstract: An organic electroluminescent device includes first and second substrates attached by a seal pattern, array elements including a plurality of thin film transistors formed on the first substrate, a first electrode formed on a rear surface of the second substrate, a plurality of electrode separators formed on the rear surface of the first electrode, wherein the plurality of electrode separators is made of an insulating material defining sub-pixel regions that correspond to each thin film transistor, an organic electroluminescent layer formed on a rear surface of the first electrode in each of the sub-pixel regions, a second electrode formed on a rear surface of the organic electroluminescent layer in each of sub-pixel regions, a conductive connector formed between the first and second substrates in each sub-pixel region for connecting to the second electrode of a sub-pixel region.
    Type: Application
    Filed: December 30, 2002
    Publication date: October 30, 2003
    Applicant: LG.Philips LCD Co., Ltd.
    Inventors: Jae Yong Park, Ock Hee Kim, Choong Keun Yoo, Nam Yang Lee, Kwam soo Kim