Patents by Inventor Ok-Keun Song
Ok-Keun Song 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).
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Publication number: 20140183477Abstract: Provided is an organic light emitting display device. The organic light emitting display device comprises a substrate; a first electrode formed on the substrate and including a first sub-electrode and a second sub-electrode which have different reflectivities with respect to light wavelengths and are mutually stacked; an organic layer formed on the first electrode and including an organic light emitting layer; and a second electrode formed on the organic layer.Type: ApplicationFiled: December 10, 2013Publication date: July 3, 2014Applicant: Samsung Display Co., Ltd.Inventors: Chan Young Park, Sung Jin Choi, Young Suk Cho, Ok Keun Song
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Publication number: 20140177046Abstract: Provided is a three-dimensional display. The display includes a substrate including a plurality of pixel areas; a barrier layer on a first surface of the substrate and at an area corresponding to a boundary between neighboring pixel areas of the plurality of pixel areas; a driving circuit layer on the barrier layer; and a display device layer on the driving circuit layer and forming pixels at positions corresponding to the plurality of pixel areas, wherein light emitted by the display device layer is emitted outside via a second surface of the substrate opposite to the first surface of the substrate.Type: ApplicationFiled: August 20, 2013Publication date: June 26, 2014Applicant: Samsung Display Co., Ltd.Inventors: Young-Shin Lee, Ok-Keun Song, Yong-Han Lee, Byoung-Hee Park
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Publication number: 20140139636Abstract: An image sensing unit is disclosed. In one aspect, the sensing unit includes optical sensors for acquiring a two dimensional (2D) image from a subject and micro-structures for supporting the optical sensors and adjusting the heights of the optical sensors.Type: ApplicationFiled: August 27, 2013Publication date: May 22, 2014Applicant: Samsung Display Co., Ltd.Inventors: Chan-Young Park, Ok-Keun Song
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Publication number: 20140133023Abstract: The 3D display device includes a display panel including a first pixel area displaying a left-eye image, and a second pixel area neighboring the first pixel area and displaying a right-eye image, and a lenticular lens unit positioned on the display panel to cover the first pixel area and the second pixel area and having at least one color.Type: ApplicationFiled: June 27, 2013Publication date: May 15, 2014Inventors: Byoung-Hee Park, Ok-Keun Song, Yong-Han Lee, Young-Shin Lee
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Patent number: 8692232Abstract: Provided is an organic light emitting diode which can easily control color coordinates and improve a device's life span characteristic by using an auxiliary dopant having a higher band gap energy than that of a host, and preferably, having an absolute value of the highest occupied molecular orbital energy level equal to or higher than that of the host, or an absolute value of the lowest unoccupied molecular orbital energy level equal to or lower than that of the host. The organic light emitting diode includes a first electrode, an emission layer disposed on the first electrode and including a host, an emitting dopant and an auxiliary dopant, and a second electrode disposed on the emission layer. Here, the auxiliary dopant has a higher band gap energy than the host. A method of fabricating the organic light emitting diode is provided.Type: GrantFiled: June 4, 2009Date of Patent: April 8, 2014Assignee: Samsung Display Co., Ltd.Inventors: Sung-Jin Choi, Ok-Keun Song, Hye-In Jeong, Young-Mo Koo, Min-Woo Lee
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Publication number: 20140078120Abstract: An organic electroluminescence (EL) display panel includes a substrate, a thin film transistor on the substrate, an overcoat layer on the thin film transistor and containing an organic material, a first electrode on the overcoat layer, an organic light emitting layer on the first electrode, a second electrode on the organic light emitting layer, and a barrier layer between the overcoat layer and the first electrode and including a first region formed of a single layer and a second region formed of a multilayer.Type: ApplicationFiled: July 16, 2013Publication date: March 20, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Sung Soo Lee, Ok Keun Song, Young Mo Koo, Se Il Kim
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Publication number: 20140076232Abstract: A deposition apparatus includes a plurality of deposition sources that provides different deposition materials to a substrate, a sensor assembly that senses a deposition thickness of the deposition materials evaporated from the deposition sources, and a main controller that controls the sensor assembly. The sensor assembly includes a plurality of sensor groups each including a plurality of sensors and respectively corresponding to the deposition sources, and each of the sensor groups senses the deposition thickness of the deposition material evaporated from a corresponding deposition source of the deposition sources to the substrate in response to a control of the main controller.Type: ApplicationFiled: March 5, 2013Publication date: March 20, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Byoung Hee Park, Ok-Keun Song, Yonghan Lee, Young Shin Lee
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Patent number: 8659048Abstract: An organic light emitting device includes a first electrode formed over a substrate, an intermediate layer that is formed over the first electrode and includes an organic light emitting layer, and a second electrode that includes a central electrode unit disposed in a central region and a peripheral electrode unit separated from the central electrode unit and disposed in a peripheral region. The intermediate layer is disposed between the first and second electrodes. The organic light emitting device can readily secure a uniform brightness characteristic.Type: GrantFiled: April 9, 2012Date of Patent: February 25, 2014Assignee: Samsung Display Co., Ltd.Inventors: Sang-Hoon Yim, Ok-Keun Song, Young-Mo Koo
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Patent number: 8513689Abstract: An organic light emitting diode lighting apparatus includes: a substrate main body including a sealing area and a sealing line surrounding the sealing area; a plurality of first line electrodes of which both ends are located within the sealing area; a plurality of second line electrodes, at least one end of which is located outside the sealing area; an encapsulating member disposed to face the substrate main body; a sealant disposed on the sealing line to bond the substrate main body and the encapsulating member and seal the sealing area; a first connection member coupled to the ends of the plurality of first line electrodes within the sealing area; and a second connection member coupled to the ends of the plurality of second line electrodes outside the sealing area.Type: GrantFiled: September 17, 2010Date of Patent: August 20, 2013Assignee: Samsung Display Co., Ltd.Inventors: Min-Woo Lee, Ok-Keun Song, Young-Mo Koo, Jae-Goo Lee, Sung-Jin Choi
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Publication number: 20130193456Abstract: An organic light emitting diode display includes a substrate, a white pixel and a color pixel, each including an emission area, a non-emission area, a thin film transistor on the substrate, and an organic light emitting element on the substrate and electrically connected to the thin film transistor and configured to emit light at the emission area, a color filter layer between the organic light emitting element of the color pixel and the substrate at the emission area of the color pixel, and an overcoat layer having an overcoat opening corresponding to the emission area of the white pixel, and covering the color filter layer between the organic light emitting element of the color pixel and the color filter layer.Type: ApplicationFiled: September 11, 2012Publication date: August 1, 2013Inventors: Sung-Soo Lee, Ok-Keun Song, Young-Mo Koo, Se-Il Kim
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Patent number: 8405119Abstract: An organic light emitting diode (OLED) lighting apparatus is disclosed. In one embodiment, the apparatus includes i) a substrate main body including a light emitting area and a sealing area surrounding the light emitting area, ii) an OLED disposed on the light emitting area of the substrate main body, iii) a sealant disposed on the sealing area of the substrate main body and iv) an encapsulation substrate encapsulating the OLED, wherein the encapsulation substrate comprises first and second surfaces opposing each other. The apparatus may further include a heat dissipating wire configured to dissipate heat generated by the OLED. The heat dissipating wire includes a heat absorption portion disposed on the first surface of the encapsulation substrate and contacting the sealant, a heat dissipating portion disposed on the second surface, and a coupling portion interconnecting the absorption portion and the heat dissipating portion.Type: GrantFiled: October 12, 2011Date of Patent: March 26, 2013Assignee: Samsung Display Co., Ltd.Inventors: Young-Mo Koo, Ok-Keun Song, Hyuk-Sang Jun, Yong-Han Lee, Jae-Goo Lee
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Patent number: 8389981Abstract: An organic light emitting diode lighting equipment includes a transparent substrate main body, a first electrode formed on the substrate main body, a subsidiary electrode formed on the first electrode to partition the first electrode at a predetermined distance, an organic emissive layer formed on the first electrode, and a second electrode formed on the organic emissive layer. The subsidiary electrode has an inclined lateral side facing toward the organic emissive layer.Type: GrantFiled: August 25, 2010Date of Patent: March 5, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hyuk-Sang Jun, Ok-Keun Song, Young-Mo Koo, Jung-Ha Lee, Il-Hwa Hong
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Publication number: 20130048986Abstract: An OLED display includes: a first pixel including a first pixel electrode of a pixel electrode, a second pixel including a second pixel electrode of the pixel electrode, and a third pixel including a third pixel electrode of the pixel electrode; a resonance assistance layer on the first pixel electrode; an organic emission layer including a first organic emission layer on the resonance assistance layer and the second pixel electrode, a second organic emission layer on the first organic emission layer, and a third organic emission layer on the third pixel electrode; a common electrode on the organic emission layer; and a color mixture preventing layer on the common electrode and configured to absorb overlapped light in an overlapped wavelength region of a wavelength region of first light emitted by the first organic emission layer and a wavelength region of second light emitted by the second organic emission layer.Type: ApplicationFiled: May 9, 2012Publication date: February 28, 2013Inventors: Sung-Soo Lee, Ok-Keun Song, Chan-Young Park, Yong-Han Lee
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Publication number: 20130001612Abstract: A light emitting structure includes a first hole injection layer, a first organic light emitting layer, a charge generation layer, a second hole injection layer, a second organic light emitting layer, an electron transfer layer, and a blocking member. The light emitting structure has first, second, and third sub-pixel regions. The first organic light emitting layer may be on the first hole injection layer. The charge generation layer may be on the first organic light emitting layer. The second hole injection layer may be on the charge generation layer. The second organic light emitting layer may be on the second hole injection layer. The electron transfer layer may be on the second organic light emitting layer. The blocking member may be at at least one of the first to the third sub-pixel regions.Type: ApplicationFiled: November 17, 2011Publication date: January 3, 2013Inventors: Sung-Soo Lee, Ok-Keun Song, Se-Il Kim
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Publication number: 20120326204Abstract: An organic light emitting diode lighting apparatus is disclosed. In one embodiment, the apparatus includes: a substrate main body, an organic light emitting element formed on the substrate main body and a sealing cap bonded with the substrate main body and covering and sealing the organic light emitting element. The sealing cap may further include a surface facing the organic light emitting element and the surface is divided into a plurality of thickness parts having different thicknesses.Type: ApplicationFiled: April 20, 2012Publication date: December 27, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Yong-Han Lee, Ok-Keun Song, Doo-Hwan Kim, Sung-Jin Choi
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Publication number: 20120293090Abstract: An organic light emitting device includes a first electrode formed over a substrate; an intermediate layer that is formed over the first electrode and includes an organic light emitting layer; a second electrode that includes a central electrode unit disposed in a central region and a peripheral electrode unit disposed in a peripheral region, the intermediate layer being disposed between the first and second electrodes; and a power unit configured to apply voltages to the first electrode and the second electrode. The power unit is configured to apply different voltages to the first electrode, the central electrode unit, and the peripheral electrode unit.Type: ApplicationFiled: April 11, 2012Publication date: November 22, 2012Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Sang-Hoon Yim, Ok-Keun Song, Young-Mo Koo
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Publication number: 20120292656Abstract: An organic light emitting device includes a first electrode formed over a substrate, an intermediate layer that is formed over the first electrode and includes an organic light emitting layer, and a second electrode that includes a central electrode unit disposed in a central region and a peripheral electrode unit separated from the central electrode unit and disposed in a peripheral region. The intermediate layer is disposed between the first and second electrodes. The organic light emitting device can readily secure a uniform brightness characteristic.Type: ApplicationFiled: April 9, 2012Publication date: November 22, 2012Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Sang-Hoon Yim, Ok-Keun Song, Young-Mo Koo
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Publication number: 20120268004Abstract: Organic electroluminescent display (OELD) devices and method of fabricating them, make use of a printed circuit board as a deposition substrate. The OELD device includes a printed circuit board including a first region provided with at least one first through hole and a second region provided with at least one second through hole, the second region surrounding the first region, a second through electrode disposed in the second through hole, a first electrode including a first through electrode and a first conductive layer, the first through electrode being disposed in the first through hole, and the first conductive layer being disposed on the first through electrode and the printed circuit board, and being spaced apart from the second through electrode, an organic electroluminescent layer disposed on the first electrode, and a second electrode disposed on the organic electroluminescent layer and connected to the second through electrode.Type: ApplicationFiled: April 17, 2012Publication date: October 25, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Sung-Jin Choi, Ok-Keun Song, Young-Mo Koo, Doohwan Kim
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Publication number: 20120261713Abstract: An organic light emitting diode (OLED) lighting apparatus is disclosed. In one embodiment, the apparatus includes i) a substrate main body including a light emitting area and a sealing area surrounding the light emitting area, ii) an OLED disposed on the light emitting area of the substrate main body, iii) a sealant disposed on the sealing area of the substrate main body and iv) an encapsulation substrate encapsulating the OLED, wherein the encapsulation substrate comprises first and second surfaces opposing each other. The apparatus may further include a heat dissipating wire configured to dissipate heat generated by the OLED. The heat dissipating wire includes a heat absorption portion disposed on the first surface of the encapsulation substrate and contacting the sealant, a heat dissipating portion disposed on the second surface, and a coupling portion interconnecting the absorption portion and the heat dissipating portion.Type: ApplicationFiled: October 12, 2011Publication date: October 18, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Young-Mo Koo, Ok-Keun Song, Hyuk-Sang Jun, Yong-Han Lee, Jae-Goo Lee
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Patent number: 8247808Abstract: An organic light emitting lighting device that includes a transparent substrate, a first electrode layer formed on the substrate, an organic emission layer formed on the first electrode layer, a second electrode line formed of a plurality of second electrode lines disposed in parallel with each other on the organic emission layer, a first fuse unit having one end connected with the first electrode layer, and a plurality of second fuses having one end respectively connected to one end of the plurality of second electrode lines.Type: GrantFiled: September 9, 2010Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sung-Jin Choi, Ok-Keun Song, Young-Mo Koo, Doo-Hwan Kim, Min-Woo Lee, Jae-Goo Lee