Patents by Inventor Jusuck LEE

Jusuck LEE 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: 10211426
    Abstract: A display device includes: a frame; and a flexible display unit configured to be wound into the frame, and including a transparent adhesive layer, the adhesive layer having a first surface and a second surface opposite to the first surface. The adhesive layer is configured to adhere layers on the first surface and the second surface thereof to each other, and a first elongation percentage of the adhesive layer in a first direction is greater than a second elongation percentage of the adhesive layer in a second direction crossing the first direction, the first direction being a direction along which the display unit is unwound from the frame.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: February 19, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghun Lee, Younjoon Kim, Sangjo Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Patent number: 10146260
    Abstract: A rollable display is disclosed. In one aspect, the rollable display includes a flexible display panel, a protective film configured to be placed on the flexible display panel, and a first jig connected to a first end of the flexible display panel and a first end of the protective film. The flexible display panel and the protective film are configured to be rolled around the first jig. The rollable display also includes a second jig connected to a second end of the protective film. The protective film is configured to be rolled around the second jig. The rollable display further includes a first housing for the first jig. The first housing is configured to accommodate the flexible display panel and the protective film.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: December 4, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghun Lee, Younjoon Kim, Sangjo Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Publication number: 20180287096
    Abstract: A display device includes: a frame; and a flexible display unit configured to be wound into the frame, and including a transparent adhesive layer, the adhesive layer having a first surface and a second surface opposite to the first surface. The adhesive layer is configured to adhere layers on the first surface and the second surface thereof to each other, and a first elongation percentage of the adhesive layer in a first direction is greater than a second elongation percentage of the adhesive layer in a second direction crossing the first direction, the first direction being a direction along which the display unit is unwound from the frame.
    Type: Application
    Filed: June 4, 2018
    Publication date: October 4, 2018
    Inventors: Junghun Lee, Younjoon Kim, Sangjo Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Patent number: 9991468
    Abstract: A display device includes: a frame; and a flexible display unit configured to be wound into the frame, and including a transparent adhesive layer, the adhesive layer having a first surface and a second surface opposite to the first surface. The adhesive layer is configured to adhere layers on the first surface and the second surface thereof to each other, and a first elongation percentage of the adhesive layer in a first direction is greater than a second elongation percentage of the adhesive layer in a second direction crossing the first direction, the first direction being a direction along which the display unit is unwound from the frame.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: June 5, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghun Lee, Younjoon Kim, Sangjo Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Patent number: 9900977
    Abstract: A rollable display device including a flexible display panel; a housing inside which the flexible display panel is rolled and accommodated; a first flexural member in the housing, the first flexural member contacting a first surface of the flexible display panel to bend the first surface; a second flexural member in the housing and spaced apart from the first flexural member in a first direction, the second flexural member contacting a second surface of the flexible display panel to bend the second surface; a reel core in the housing and the flexible display panel is rollable around a reel core.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: February 20, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jusuck Lee, Youn Joon Kim, Kyunghyun Baek, Yoonjee Shin, Sangjo Lee, Junghun Lee, Kyungmin Choi
  • Patent number: 9880624
    Abstract: An electronic device includes a pressure providing part, a fluid, and a tactile sensation providing layer. The pressure providing part generates an initial pressure by an electrical signal. The fluid generates a fluidic pressure by the initial pressure in each of active regions partitioned from each other. The tactile sensation providing layer is configured to protrude by the fluidic pressure. The pressure providing layer may include piezoelectric elements mechanically modified by the electrical signal.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: January 30, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jongsung Bae, Chan Young Park, Donghyeon Lee, Jusuck Lee, Heesoon Jeong, Seongmin Cho, Eunsil Han, Jeongjin Hong
  • Patent number: 9874772
    Abstract: A flexible display and method of manufacturing the same are disclosed. In one aspect, the flexible display includes a display panel configured to display images, a window substrate disposed on a first surface of the display panel, and a lower passivation film attached to a second surface of the display panel opposing the first surface. The flexible display can also include a lower adhesive layer interposed between the display panel and the lower passivation film. The lower adhesive layer can include a plurality of isolated-pattern portions and a peripheral portion surrounding the isolated-pattern portions.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: January 23, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youn Joon Kim, Jung Hun Lee, Sang Jo Lee, Jusuck Lee, Kyung Min Choi
  • Patent number: 9877384
    Abstract: A display device including: a flexible display panel; a first housing having an outer peripheral surface around which the flexible display panel is rolled; a jig in the first housing and connected to a first end of the flexible display panel, wherein the flexible display panel is configured to be rolled around the jig; and a second housing accommodating the first housing, wherein the jig and the first housing are configured to be rotated in different directions.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: January 23, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jusuck Lee, Junghun Lee, Younjoon Kim, Mi Jang, Kyungmin Choi
  • Patent number: 9860353
    Abstract: A flexible display apparatus having a rollable display panel includes a case having an opening portion formed therein, a first roller rotatably provided inside the case, a display portion provided on the first roller to be wound around the first roller or released from the first roller, and a rotatable guide portion provided inside the case to guide the display portion by radially bending the display portion at least one time during a movement of the display portion.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: January 2, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghun Lee, Younjoon Kim, Kyunghyun Baek, Sangjo Lee, Jangdoo Lee, Jusuck Lee, Kyungmin Choi
  • Patent number: 9836087
    Abstract: A flexible display is disclosed. In one aspect, the flexible display includes a flexible display panel and a housing for the flexible display. The flexible display panel is configured to be withdrawn from a surface of the housing. The flexible display also includes a grip connected to a first end of the flexible display panel and having a surface that opposes the surface of the housing in a first direction. The flexible display further a plurality of fixing members connected to one of the housing or the grip. The fixing members are configured to extend in a second direction crossing the first direction when the flexible display panel is accommodated in the housing and rotate in a predetermined direction so as to be substantially parallel to the first direction when the flexible display panel is withdrawn from the housing.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: December 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youn Joon Kim, Sangjo Lee, Junghun Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Patent number: 9823700
    Abstract: A display apparatus includes a flexible display part expressing images, a housing accommodating the display part, the display part being drawn into and out of the housing, a revolving part in the housing, the display part being wound on the revolving part in a predetermined rotation direction, a fixing part in the housing, the fixing part securing the display part when fully spread out, and a pressing part connected to an interior of the housing, the pressing part pressing the fixing part toward the revolving part.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: November 21, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jusuck Lee, Youn Joon Kim, Kyunghyun Baek, Yoonjee Shin, Sangjo Lee, Junghun Lee, Mi Jang, Kyungmin Choi
  • Patent number: 9779647
    Abstract: A display device according to an exemplary embodiment of the present invention includes: a display panel including a plurality of pixels respectively displaying a first color, a second color, and a third color; and a signal controller controlling the display panel by processing an input image signal, wherein, in a color weakness mode, at least one color among the first to third colors is displayed with a higher gray than an input gray of the input image signal, and the other colors are displayed with the same gray as the input gray of the input image signal.
    Type: Grant
    Filed: February 16, 2015
    Date of Patent: October 3, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan Young Park, Jong Sung Bae, Dong Hyeon Lee, Jusuck Lee, Hee Soon Jeong, Seong Min Cho, Eun Sil Han, Jeong Jin Hong
  • Patent number: 9760129
    Abstract: A rollable display device, including a flexible display panel; a roller having a cylindrical shape, one end of the flexible display panel being fixed to the roller and rolled around the roller, the roller including a penetration part, the penetration part being inclined with respect to a circumferential surface of the roller, the flexible display panel penetrating through the penetration part; and a first guide at a portion adjacent to the penetration part on the circumferential surface of the roller, the first guide guiding the flexible display panel penetrating through the penetration part to be adjacent to an outer surface of the roller.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: September 12, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Youn Joon Kim, Jung Hun Lee, Jusuck Lee, Kyung Min Choi, Sang Jo Lee
  • Patent number: 9747822
    Abstract: A rollable display device includes a flexible display panel displaying an image, a housing accommodating the flexible display panel in a rolled state, the housing having a bent opening portion through which the flexible display panel is pulled out, and a grip attached to the flexible display panel, the grip pulling the flexible display panel out of the housing by an external force.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: August 29, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Junghun Lee, Youn Joon Kim, Sangjo Lee, Jang Doo Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Patent number: 9743537
    Abstract: A rollable display device includes a flexible display panel, a housing, and a guide part. The flexible display panel is configured to display an image. The housing is configured to house the flexible display panel when the flexible display panel is rolled inside the housing. The guide part is provided at an edge portion of the flexible display panel. When the flexible display panel is rolled inside the housing, the flexible display panel includes a plurality of display panel layers, the display panel layers being spaced apart from each other.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: August 22, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Younjoon Kim, Sangjo Lee, Junghun Lee, Jusuck Lee, Mi Jang, Kyungmin Choi
  • Patent number: 9733672
    Abstract: A rollable display is disclosed. In one aspect, the rollable display includes a flexible display panel, a housing having an internal space defined therein, and a rolling member positioned in the housing and configured to have the flexible display panel rolled therearound. The rollable display also includes a guide member positioned in the housing and having a coil shape. The guide member is configured to separate portions of the flexible display panel from each other.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: August 15, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youn Joon Kim, Sang Jo Lee, Jung Hun Lee, Jusuck Lee, Mi Jang, Kyung Min Choi
  • Patent number: 9730318
    Abstract: A rollable display device includes a flexible display panel, a housing, a grip part, and a connection part. The flexible display panel is configured to display an image. The flexible display panel is rolled and kept inside the housing. The grip part extends the flexible display panel from the housing to expose the flexible display panel to the outside of the housing. The connection part is between the flexible display panel and the grip part to connect the flexible display panel and the grip part. The connection part is not configured to display the image.
    Type: Grant
    Filed: April 30, 2015
    Date of Patent: August 8, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyungmin Choi, Youn Joon Kim, Sangjo Lee, Junghun Lee, Jusuck Lee
  • Patent number: 9685100
    Abstract: A rollable display is disclosed. In one aspect, the rollable display includes a flexible display panel configured to display an image via at least a portion thereof and a housing accommodating at least a portion of the flexible display panel. The flexible display panel has a point of inflection in the portion of the flexible display panel accommodated in the housing.
    Type: Grant
    Filed: May 11, 2015
    Date of Patent: June 20, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyungmin Choi, Youn Joon Kim, Sangjo Lee, Junghun Lee, Jusuck Lee
  • Patent number: 9659512
    Abstract: A rollable display device includes a flexible display panel that displays an image, a first housing, inside which a first portion of the flexible display panel is storable, a second housing, inside which a second portion of the flexible display panel is storable, a first rotation member inside the first housing, the first portion of the flexible display panel being windable and unwindable on the first rotation member, a second rotation member inside the second housing, the second portion of the flexible display panel being windable and unwindable on the second rotation member, a first rail at one end of the first rotation member, the first rail being defined in the first rotation member to have a spiral shape having two ends, and a first guide part penetrating through the first housing and being inserted in the first rail.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: May 23, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jusuck Lee, Junghun Lee, Youn Joon Kim, Sangjo Lee, Kyungmin Choi
  • Patent number: 9608049
    Abstract: An organic light emitting diode (OLED) display includes a flexible substrate, a barrier layer disposed on the flexible substrate, and an organic light emitting diode disposed on the barrier layer. The barrier layer includes a plurality of metal layers and a plurality of insulation layers in which the metal layers and the insulation layers are alternatively stacked with each other on the flexible substrate.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: March 28, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Jusuck Lee