Patents by Inventor Yun Mo Chung

Yun Mo Chung 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: 20170045651
    Abstract: A color mirror substrate may include a transparent substrate, a plurality of wavelength conversion patterns arranged on the transparent substrate, and a plurality of mirror patterns, ones of the mirror patterns stacked on respective ones of the wavelength conversion patterns. Each wavelength conversion pattern may include a wavelength conversion particle with a quantum dot. In the color mirror display device, a mirror property having a desired color may be implemented. For example, a gold mirror or a black mirror may be implemented by using various types of quantum dots.
    Type: Application
    Filed: August 8, 2016
    Publication date: February 16, 2017
    Inventors: Jong-Sung BAE, Mu-Gyeom KIM, Young Seok KIM, Yun-Mo CHUNG
  • Patent number: 9559330
    Abstract: An organic light emitting diode display includes: a substrate; an interlayer insulating layer on the substrate; driving source and drain electrodes on the interlayer insulating layer and facing each other; a planarizing layer on the interlayer insulating layer; a pixel electrode on the planarizing layer and including a reflective electrode; a pixel defining layer on an edge portion of the pixel electrode and the planarizing layer, and including an opening for exposing the pixel electrode and a reflective hole for exposing a part of the interlayer insulating layer; an organic emission layer on the pixel electrode within the opening; a common electrode on the organic emission layer and the pixel defining layer and within the reflective hole, and including a transparent electrode; and an optical sensor under the substrate, in which the reflective hole moves light emitted from the organic emission layer to the optical sensor under the substrate.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: January 31, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee Kyung Kim, Byoung Ki Kim, Il Hun Seo, Ho Jin Yoon, Yun-Mo Chung
  • Publication number: 20160308163
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate including a display area in which an OLED is formed and a non-display area sunounding the display area. The OLED display also includes a pixel defining layer formed over the substrate and having an opening defining an emission area of the OLED, a first passivation layer covering a portion of the pixel defining layer formed in the non-display area and a second passivation layer formed in the non-display area, wherein a portion of the second passivation layer does not overlap the first passivation layer in the depth dimension of the OLED display. The OLED display further includes an encapsulation substrate formed to be opposite to the substrate and a filler filling a space between the substrate and the eportion capsulation substrate and contacting the first and second passivation layers.
    Type: Application
    Filed: November 19, 2015
    Publication date: October 20, 2016
    Inventors: Ho Jin Yoon, Byoung Ki Kim, Dae Woo Lee, Yun-Mo Chung
  • Publication number: 20160308168
    Abstract: A mirror display device includes a first base substrate, a light emitting layer, a mirror layer, and a second base substrate. The light emitting layer is provided on the first base substrate. A mirror layer is provided on the light emitting layer and reflects a shape of an object. The second base substrate is provided on the mirror layer. The light emitting layer may have a circular shape in a plan view.
    Type: Application
    Filed: February 19, 2016
    Publication date: October 20, 2016
    Inventors: Daewoo LEE, Byoungki KIM, Hojin YOON, Yun-mo CHUNG
  • Publication number: 20160293686
    Abstract: A pixel and a display device including the same are disclosed. In one aspect, the pixel includes an organic light-emitting diode (OLED) and a reflection layer facing the OLED and configured to reflect light emitted from the OLED. The pixel also includes a photosensor configured to measure luminance of the reflected light. The photosensor is placed on a rear side of the OLED.
    Type: Application
    Filed: November 4, 2015
    Publication date: October 6, 2016
    Inventors: Young Jun Shin, Hee Kyung Kim, Dae Woo Lee, Yun-Mo Chung
  • Publication number: 20160291219
    Abstract: A mirror substrate includes a transparent substrate, a plurality of mirror patterns on the transparent substrate, and a mirror layer extending continuously on the plurality of the mirror patterns and the transparent substrate. The mirror layer includes a first mirror layer on the transparent substrate and on the mirror patterns, and a second mirror layer on the first mirror layer. The first mirror layer includes silicon nitride, and the second mirror layer includes silicon oxide.
    Type: Application
    Filed: February 18, 2016
    Publication date: October 6, 2016
    Inventors: Dae-Woo LEE, Byoung-Ki KIM, Ho-Jin YOON, Yun-Mo CHUNG
  • Publication number: 20160285044
    Abstract: A display device includes a substrate including a display area in which a plurality of pixels is disposed, and a non-display area in a peripheral area of the display area; an insulating layer disposed on the substrate; a metal wiring disposed on the substrate; and a plurality of dummy patterns disposed in the non-display area of the substrate. The plurality of dummy patterns includes a plurality of first patterns including an insulating material and a plurality of second patterns including a metal material.
    Type: Application
    Filed: March 15, 2016
    Publication date: September 29, 2016
    Inventors: Jong-Ryuk Park, Keun Soo Lee, Sun Youl Lee, Yun-Mo Chung, Jae Beom Choi
  • Publication number: 20160285048
    Abstract: A display device includes a reflecting layer. A display device according to an exemplary embodiment of the present invention includes: a lower substrate; an upper substrate facing the lower substrate; a thin film transistor on the lower substrate; and a first reflecting layer on a first surface of the upper substrate, the first surface facing the lower substrate, in which the lower substrate and the upper substrate include a display area for displaying an image, and a peripheral area outside the display area, and wherein the first reflecting layer is at the peripheral area, at display area, and at an area adjacent an edge of the upper substrate.
    Type: Application
    Filed: December 30, 2015
    Publication date: September 29, 2016
    Inventors: Yun-Mo Chung, Byoung Ki Kim, Ho Jin Yoon, Dae Woo Lee
  • Publication number: 20160260931
    Abstract: A display device, including a first substrate and a second substrate facing each other and integrally attached to each other by a sealant; a display unit on one surface of the first substrate facing the second substrate; a reflective film on one surface of the second substrate facing the first substrate, the reflective film including a first region inside the sealant, a second region overlapping the sealant, and a third region outside the sealant; and a passivation layer covering at least the third region of the reflective film.
    Type: Application
    Filed: September 17, 2015
    Publication date: September 8, 2016
    Inventors: Byoung Ki KIM, Il Hun SEO, Ho Jin YOON, Dae Woo LEE, Yun-Mo CHUNG
  • Publication number: 20160233283
    Abstract: An organic light-emitting diode display device includes a first substrate that includes a display region with a plurality of pixels and a non-display region in a periphery of the display region, a first electrode disposed on the first substrate, a second electrode opposed to the first electrode, an organic light-emitting layer disposed between the first electrode and the second electrode, and at least one light sensing member disposed on a rear surface of the first substrate that overlaps the display region.
    Type: Application
    Filed: February 8, 2016
    Publication date: August 11, 2016
    Inventors: HEE KYUNG KIM, YUN MO CHUNG, BYOUNG KI KIM, YOUNG JUN SHIN, SOO RAN PARK, KWANG SUB SHIN
  • Patent number: 9406730
    Abstract: A method of forming a polycrystalline silicon layer includes forming a first amorphous silicon layer and forming a second amorphous silicon layer such that the first amorphous silicon layer and the second amorphous silicon layer have different film qualities from each other, and crystallizing the first amorphous silicon layer and the second amorphous silicon layer using a metal catalyst to form a first polycrystalline silicon layer and a second polycrystalline silicon layer. A thin film transistor includes the polycrystalline silicon layer formed by the method and an organic light emitting device includes the thin film transistor.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: August 2, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byoung-Keon Park, Jong-Ryuk Park, Yun-Mo Chung, Tak-Young Lee, Jin-Wook Seo, Ki-Yong Lee, Min-Jae Jeong, Yong-Duck Son, Byung-Soo So, Seung-Kyu Park, Dong-Hyun Lee, Kil-Won Lee, Jae-Wan Jung
  • Publication number: 20160218318
    Abstract: An organic light emitting diode display includes: a substrate including a display area displaying an image and a non-display area positioned around the display area; a first electrode formed in the display area connected with a thin film transistor; a pixel defining layer formed on the first electrode thereby defining a pixel area; an organic emission layer formed on the first electrode contacting the first electrode in the pixel area; a second electrode formed on the pixel defining layer contacting the organic emission layer; a passivation layer formed on the second electrode and the pixel defining layer; a filler covering the passivation layer in the display area; and a getter formed in the non-display area on the substrate and surrounding the display area, in which the passivation layer overlaps with the getter.
    Type: Application
    Filed: December 9, 2015
    Publication date: July 28, 2016
    Inventors: Yun-Mo Chung, Ho Jin Yoon, Dae Woo Lee, Jae Beom Choi
  • Publication number: 20160218324
    Abstract: An organic light emitting diode display includes: a substrate; a gate line on the substrate; a data line crossing the gate line; a driving voltage line extending parallel with at least one of the gate line and the data line; a first thin film transistor coupled to the gate line and the data line and comprising a first semiconductor layer; a second thin film transistor coupled to the first thin film transistor and the driving voltage line and comprising a second semiconductor layer; and an organic light emitting element coupled to the second thin film transistor, wherein at least one of the gate line, the data line, and the driving voltage line comprise a plurality of layers, and the lowest layer of the plurality of layers comprises a first metal layer made of a reflective metal.
    Type: Application
    Filed: December 15, 2015
    Publication date: July 28, 2016
    Inventors: Byoung Ki KIM, Hee Kyung KIM, Il Hun SEO, Young Jun SHIN, Yun-Mo CHUNG
  • Publication number: 20160211307
    Abstract: An organic light emitting diode display includes: a substrate; an interlayer insulating layer on the substrate; driving source and drain electrodes on the interlayer insulating layer and facing each other; a planarizing layer on the interlayer insulating layer; a pixel electrode on the planarizing layer and including a reflective electrode; a pixel defining layer on an edge portion of the pixel electrode and the planarizing layer, and including an opening for exposing the pixel electrode and a reflective hole for exposing a part of the interlayer insulating layer; an organic emission layer on the pixel electrode within the opening; a common electrode on the organic emission layer and the pixel defining layer and within the reflective hole, and including a transparent electrode; and an optical sensor under the substrate, in which the reflective hole moves light emitted from the organic emission layer to the optical sensor under the substrate.
    Type: Application
    Filed: July 27, 2015
    Publication date: July 21, 2016
    Inventors: Hee Kyung Kim, Byoung Ki Kim, Il Hun Seo, Ho Jin Yoon, Yun-Mo Chung
  • Publication number: 20160211309
    Abstract: An organic light-emitting diode display and a method of manufacturing the same are disclosed. In one aspect, the display includes a substrate including a display area configured to display an image and a peripheral area surrounding the display area. The display also includes a thin film transistor formed in the display area over the substrate, a first planarization layer covering the TFT in the display area, and an OLED formed over the first planarization layer and electrically connected to the TFT. The display also includes a second planarization layer formed in the peripheral area, the second planarization layer including a plurality of out-gassing holes formed therein, and at least a portion of the second planarization layer thinner than the first planarization layer.
    Type: Application
    Filed: December 3, 2015
    Publication date: July 21, 2016
    Inventors: Il Hun Seo, Byoung Ki Kim, Hee Kyung Kim, Young Jun Shin, Yun-Mo Chung
  • Patent number: 9391292
    Abstract: A display device includes a substrate, a passivation layer on the substrate and including an area having a first thickness and an area having a second thickness less than the first thickness, a first electrode on the passivation layer and including at least two sub-electrodes spaced apart from each other by a slit having two ends, a light emitting layer on the first electrode, and a second electrode on the light emitting layer. Both ends of the slit are in one the area of the passivation layer having the second thickness.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: July 12, 2016
    Assignee: Samaung Display Co., Ltd.
    Inventors: Bo-Kyung Choi, Yun-Mo Chung, Jong-Ryuk Park, Jinwook Seo, Dong-Hyun Lee
  • Patent number: 9303313
    Abstract: A separated target apparatus includes a base plate; and a plurality of source units including a plurality of separated targets that are adhered on one surface of the base plate and that form a regular array, and a plurality of magnets that are adhered on the other surface of the base plate and that make a pair with the plurality of separated targets. The plurality of source units are arrayed in parallel at an angle between a first direction that is a direction of the regular array and a second direction that is perpendicular to the first direction. Sputtering is performed by using the separated target apparatus having the aforementioned structure.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: April 5, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yun-Mo Chung, Ki-Yong Lee, Min-Jae Jeong
  • Publication number: 20150280169
    Abstract: A display device includes a substrate, a passivation layer on the substrate and including an area having a first thickness and an area having a second thickness less than the first thickness, a first electrode on the passivation layer and including at least two sub-electrodes spaced apart from each other by a slit having two ends, a light emitting layer on the first electrode, and a second electrode on the light emitting layer. Both ends of the slit are in one the area of the passivation layer having the second thickness.
    Type: Application
    Filed: October 2, 2014
    Publication date: October 1, 2015
    Inventors: Bo-Kyung Choi, Yun-Mo Chung, Jong-Ryuk Park, Jinwook Seo, Dong-Hyun Lee
  • Patent number: 9142405
    Abstract: A thin film transistor including a first polycrystalline semiconductor layer disposed on a substrate, a second polycrystalline semiconductor layer disposed on the first polycrystalline semiconductor layer, and metal catalysts configured to adjoin the first polycrystalline semiconductor layer and spaced apart from one another at specific intervals.
    Type: Grant
    Filed: December 9, 2010
    Date of Patent: September 22, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Duck Son, Ki-Yong Lee, Jin-Wook Seo, Min-Jae Jeong, Byung-Soo So, Seung-Kyu Park, Kil-Won Lee, Yun-Mo Chung, Byoung-Keon Park, Dong-Hyun Lee, Jong-Ryuk Park, Tak-Young Lee, Jae-Wan Jung
  • Publication number: 20150255282
    Abstract: A method of fabricating a polysilicon layer includes forming a buffer layer on a substrate, forming a metal catalyst layer on the buffer layer, diffusing a metal catalyst into the metal catalyst layer to the buffer layer, removing the metal catalyst layer, forming an amorphous silicon layer on the buffer layer, and annealing the substrate to crystallize the amorphous silicon layer into a polysilicon layer. The thin film transistor includes a substrate, a buffer layer disposed on the substrate, a semiconductor layer disposed on the buffer layer, a gate insulating layer disposed above the substrate and on the semiconductor layer, a gate electrode disposed on the gate insulating layer, a source electrode and a drain electrode both electrically connected to the semiconductor layer, and a metal silicide disposed between the buffer layer and the semiconductor layer.
    Type: Application
    Filed: May 26, 2015
    Publication date: September 10, 2015
    Inventors: Dong-Hyun LEE, Ki-Yong LEE, Jin-Wook SEO, Tae-Hoon YANG, Yun-Mo CHUNG, Byoung-Keon PARK, Kil-Won LEE, Jong-Ryuk PARK, Bo-Kyung CHOI, Byung-Soo SO