Patents by Inventor Doo-hwan Kim

Doo-hwan 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: 10462896
    Abstract: A display device includes a flexible substrate including a bending area corresponding to an area at which the display device is bent, and a first area and a second area which is spaced apart from the first area by the bending area, a display element unit disposed in the first area of the flexible substrate; and a buffer member disposed in the bending area of the flexible substrate. The buffer member in the bending area includes: a first buffer member having a first maximum thickness, and a second buffer member having a second maximum thickness which is smaller than the first maximum thickness. Among the first buffer member and the second member, the first buffer member disposed closer to the first area and the second member disposed closer to the second area.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: October 29, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Oh June Kwon, Seung Wook Kwon, Hyo Jeong Kwon, Doo Hwan Kim, Min Sang Kim, Chan Ho Moon, Won Je Cho
  • Publication number: 20190324603
    Abstract: A display device for executing a plurality of applications and a method for controlling the display device are provided. The method includes displaying a plurality of windows in which applications are executed respectively, receiving an iconize input for executing the plurality of windows, checking window information about each of the plurality of windows and discontinuing the displaying of the plurality of windows, and generating a shortcut icon for executing the plurality of windows simultaneously, based on the checked window information.
    Type: Application
    Filed: July 2, 2019
    Publication date: October 24, 2019
    Inventors: Ki-Hyuck SHIN, Sung-Hwan KIM, Doo-Hwan KIM, Jae-Yeol LEE, Kun-Woo BAEK, Hee-Ran YOUN
  • Patent number: 10418587
    Abstract: A display device includes a substrate which includes a pixel region and a peripheral region which is provided on at least one side of the pixel region, a plurality of pixels provided in the pixel region, a passivation layer that disposed on the substrate, a light emitting element disposed on the passivation layer and which emits light, and a sealing member which covers the light emitting element. The sealing member includes a first inorganic layer disposed on the light emitting element, a lens portion disposed on the first inorganic layer and which extracts light which is emitted from the light emitting element, an organic layer disposed on the lens portion, and a second inorganic layer disposed on the organic layer.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: September 17, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Sang Kim, Seung Wook Kwon, Oh June Kwon, Hyo Jeong Kwon, Doo Hwan Kim, Woo Yong Sung
  • Publication number: 20190280017
    Abstract: A display device includes: a substrate; a transistor disposed on a first surface of the substrate; and a passivation layer disposed on a second surface of the substrate opposite from the first surface, wherein the passivation layer directly contacts the substrate, and the passivation layer includes a UV curable resin.
    Type: Application
    Filed: October 26, 2018
    Publication date: September 12, 2019
    Inventors: WOO YONG SUNG, DOO HWAN KIM
  • Patent number: 10387016
    Abstract: A method of displaying a plurality of pages on a screen of a terminal is provided. The method includes detecting a user's gesture that requests movement of the plurality of pages, identifying a movement mode relating to the movement of the plurality of pages, and moving and displaying a first page displayed on the screen and a second page connected to the first page displayed on the screen according to the identified movement mode, wherein the movement mode is one of a discrete mode and a continuous mode.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: August 20, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang-won Sun, Kang-tae Kim, Doo-hwan Kim, Eun-young Kim, Chul-joo Kim, Duck-hyun Kim, Jong-won Han
  • Patent number: 10386992
    Abstract: A display device for executing a plurality of applications and a method for controlling the display device are provided. The method includes displaying a plurality of windows in which applications are executed respectively, receiving an iconize input for executing the plurality of windows, checking window information about each of the plurality of windows and discontinuing the displaying of the plurality of windows, and generating a shortcut icon for executing the plurality of windows simultaneously, based on the checked window information.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: August 20, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-Hyuck Shin, Sung-Hwan Kim, Doo-Hwan Kim, Jae-Yeol Lee, Kun-Woo Baek, Hee-Ran Youn
  • Publication number: 20190212915
    Abstract: A method of controlling a display device including a touch screen is provided. The method includes setting an application execution space having one or more sub spaces in which windows executing applications are arranged, arranging windows corresponding to one or more applications which are being executed in the sub spaces of the set application execution space, displaying a first sub space corresponding to one of the one or more sub spaces on the touch screen, receiving a data sharing command for sharing data included in a first window arranged in the first sub space, and sharing the data to be shared by a second window arranged in a second sub space corresponding to one of the one or more sub spaces based on the data sharing command.
    Type: Application
    Filed: March 19, 2019
    Publication date: July 11, 2019
    Inventors: Tae-Soo KIM, Kang-Tae KIM, Doo-Hwan KIM, Chul-Joo KIM, Seong CHOI
  • Publication number: 20190172890
    Abstract: A display panel includes a first substrate having a display area and a peripheral area. The display area includes pixels with first output wires connected to the pixels. A first driver is connected to the first output wires and positioned in the peripheral area at a first side of the display area. The first substrate includes a notch portion having a curved edge and the display area has a first display portion and a second display portion with the notch portion therebetween. At least one of the first output wires is a first main line at the first display portion, a second main line at the second display portion, and a first connecting line that is connected to the first main line and the second main line and is at the peripheral area between the first display portion and the second display portion.
    Type: Application
    Filed: November 26, 2018
    Publication date: June 6, 2019
    Inventors: Seung-Hwan CHO, Doo Hwan KIM, Tae Jin KIM, Tae Hyun KIM, Joo Sun YOON, Min Jae JEONG, Jong Hyun CHOI
  • Publication number: 20190165079
    Abstract: A display device includes: a first substrate including a display area and a non-display area bordering at least a portion of the display area; a first transistor disposed in the display area, and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. A driving circuit is disposed in the non-display area, and includes a second transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. An insulating layer disposed between the source and drain electrodes of the second transistor and the source and drain electrodes of the first transistor over the second transistor; a signal transmission line disposed in the non-display area, and transmitting a signal to the driving circuit; a second substrate facing the first substrate; and a sealant disposed in the non-display area between the first substrate and the second substrate, and overlapping the second transistor.
    Type: Application
    Filed: November 27, 2018
    Publication date: May 30, 2019
    Inventors: SEUNG-HWAN CHO, Jong Hyun CHOI, Doo Hwan KIM, Do Keun SONG, Joo Sun YOON, Min Jae JEONG
  • Patent number: 10282088
    Abstract: A method of controlling a display device including a touch screen is provided. The method includes setting an application execution space having one or more sub spaces in which windows executing applications are arranged, arranging windows corresponding to one or more applications which are being executed in the sub spaces of the set application execution space, displaying a first sub space corresponding to one of the one or more sub spaces on the touch screen, receiving a data sharing command for sharing data included in a first window arranged in the first sub space, and sharing the data to be shared by a second window arranged in a second sub space corresponding to one of the one or more sub spaces based on the data sharing command.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: May 7, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-Soo Kim, Kang-Tae Kim, Doo-Hwan Kim, Chul-Joo Kim, Seong Choi
  • Patent number: 10181585
    Abstract: A display device includes a substrate, a first electrode, an organic light-emitting layer, a second electrode, a phase matching layer, and at least one light-absorbing layer. The substrate includes a plurality of pixel regions and a non-pixel region. The non-pixel region is arranged between adjacent pixel regions. The first electrode is arranged in each pixel region. The organic light-emitting layer is arranged on the first electrode. The second electrode is arranged on the organic light-emitting layer. The phase matching layer is arranged on the second electrode. The at least one light-absorbing layer is arranged on the phase matching layer. A thickness of the second electrode in the non-pixel region is different than a thickness of the second electrode in the pixel regions.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: January 15, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Doo Hwan Kim, Sang Hwan Cho, Chung Sock Choi
  • Publication number: 20180358580
    Abstract: A display device includes a substrate which includes a pixel region and a peripheral region which is provided on at least one side of the pixel region, a plurality of pixels provided in the pixel region, a passivation layer that disposed on the substrate, a light emitting element disposed on the passivation layer and which emits light, and a sealing member which covers the light emitting element. The sealing member includes a first inorganic layer disposed on the light emitting element, a lens portion disposed on the first inorganic layer and which extracts light which is emitted from the light emitting element, an organic layer disposed on the lens portion, and a second inorganic layer disposed on the organic layer.
    Type: Application
    Filed: January 12, 2018
    Publication date: December 13, 2018
    Inventors: Min Sang KIM, Seung Wook KWON, Oh June KWON, Hyo Jeong KWON, Doo Hwan KIM, Woo Yong SUNG
  • Publication number: 20180343753
    Abstract: A display device includes: a substrate including a display region and a bent region provided at a side of the display region; a first insulating layer provided on the bent region of the substrate; a second insulating layer provided on the first insulating layer, the second insulating layer including at least one opening; and a third insulating layer provided on the second insulating layer and the at least one opening, and a pixel unit to display an image is provided on the display region of the substrate.
    Type: Application
    Filed: January 12, 2018
    Publication date: November 29, 2018
    Inventors: Min Sang KIM, Seung Wook KWON, Oh June KWON, Hyo Jeong KWON, Doo Hwan KIM
  • Publication number: 20180026225
    Abstract: A display device includes a substrate having a display area, in which an image is displayed, and a non-display area, in which no image is displayed. The non-display area is disposed on at least one side of the display area. A plurality of pixels is disposed in the display area. An encapsulation layer is disposed on the plurality of pixels. A dam unit is disposed in the non-display area. The dam unit includes a body part and a plurality of protrusions.
    Type: Application
    Filed: March 16, 2017
    Publication date: January 25, 2018
    Inventors: OH JUNE KWON, IL SANG LEE, DOO HWAN KIM, WOO YONG SUNG, MIN SANG KIM, JIN HWAN JEON, SEUNG YONG SONG
  • Publication number: 20170373282
    Abstract: A display device includes a substrate, a first electrode, an organic light-emitting layer, a second electrode, a phase matching layer, and at least one light-absorbing layer. The substrate includes a plurality of pixel regions and a non-pixel region. The non-pixel region is arranged between adjacent pixel regions. The first electrode is arranged in each pixel region. The organic light-emitting layer is arranged on the first electrode. The second electrode is arranged on the organic light-emitting layer. The phase matching layer is arranged on the second electrode. The at least one light-absorbing layer is arranged on the phase matching layer. A thickness of the second electrode in the non-pixel region is different than a thickness of the second electrode in the pixel regions.
    Type: Application
    Filed: June 27, 2017
    Publication date: December 28, 2017
    Inventors: Doo Hwan KIM, Sang Hwan CHO, Chung Sock CHOI
  • Publication number: 20170017379
    Abstract: A method of displaying a plurality of pages on a screen of a terminal is provided. The method includes detecting a user's gesture that requests movement of the plurality of pages, identifying a movement mode relating to the movement of the plurality of pages, and moving and displaying a first page displayed on the screen and a second page connected to the first page displayed on the screen according to the identified movement mode, wherein the movement mode is one of a discrete mode and a continuous mode.
    Type: Application
    Filed: September 29, 2016
    Publication date: January 19, 2017
    Inventors: Kwang-won SUN, Kang-tae KIM, Doo-hwan KIM, Eun-young KIM, Chul-joo KIM, Duck-hyun KIM, Jong-won HAN
  • Patent number: 9477370
    Abstract: A method of displaying a plurality of pages on a screen of a terminal is provided. The method includes detecting a user's gesture that requests movement of the plurality of pages, identifying a movement mode relating to the movement of the plurality of pages, and moving and displaying a first page displayed on the screen and a second page connected to the first page displayed on the screen according to the identified movement mode, wherein the movement mode is one of a discrete mode and a continuous mode.
    Type: Grant
    Filed: April 12, 2013
    Date of Patent: October 25, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang-won Sun, Kang-tae Kim, Doo-hwan Kim, Eun-young Kim, Chul-joo Kim, Duck-hyun Kim, Jong-won Han
  • Publication number: 20160124595
    Abstract: A method and a device for managing a tab window indicating a group including heterogeneous applications are provided. The method includes outputting a display window comprising at least one or more objects for executing one or more applications on a terminal window, receiving a user input that selects the at least one or more objects and moves the selected at least one or more objects to a region excluding the display window, generating an application group comprising at least one or more applications corresponding to the selected at least one or more objects according to the received user input, and outputting a tab window indicating the generated application group to the terminal window.
    Type: Application
    Filed: January 13, 2016
    Publication date: May 5, 2016
    Inventors: Doo-hwan KIM, Kang-tae KIM, Chul-joo KIM, Tae-soo KIM, Young-seok LEE
  • Patent number: 9224986
    Abstract: An organic light-emitting display device includes a substrate; a passivation layer disposed on the substrate; at least one color filter disposed on the passivation layer; an overcoat layer covering the at least one color filter; a first electrode disposed on the passivation layer and surrounding the overcoat layer; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: December 29, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Doo-Hwan Kim, Il-Hwa Hong, Sang-Ha Park
  • Patent number: 9006772
    Abstract: An organic light emitting diode (OLED) lighting apparatus includes a light emitting panel including an organic light emitting diode, a housing for housing the light emitting panel, a cover coupled to the housing and covering a front-side edge of the light emitting panel, a plurality of pins disposed between the housing and the light emitting panel and supporting an edge of the light emitting panel, and at least one contact bar disposed between the plurality of pins and a back-side edge of the light emitting panel.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: April 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Goo Lee, Doo-Hwan Kim, Min-Woo Lee, Sung-Jin Choi, Young-Mo Koo