Patents by Inventor Seung Chan Lee

Seung Chan 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: 11130001
    Abstract: A display apparatus providing light therapy includes a display panel configured to display an image to a display region based on input image data, and a lens part disposed on the display panel, the lens part configured to focus the image displayed by the display panel toward a first region in a therapy mode, in which the first region is smaller than the display region, and the first region may correspond to a position of a user's face.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: September 28, 2021
    Inventors: Jong-Ho Hong, Seung-Chan Lee, Won-Sang Park, Jong-In Baek
  • Publication number: 20210295784
    Abstract: A pixel circuit includes: a driving switching element; a data initializer to initialize a voltage of a control electrode of the driving switching element; a data writer to write a data voltage to the driving switching element; an organic light emitting element; an organic light emitting element initializer to initialize an anode electrode of the organic light emitting element to a second initialization voltage based on an organic light emitting element initialization gate signal; and a light emitting controller to control an emission of the organic light emitting element. The organic light emitting element initializer includes: a control electrode to receive the organic light emitting element initialization gate signal; an input electrode to receive the second initialization voltage; an output electrode connected to the anode electrode; and a conductive layer to receive a compensation control signal that is different from the organic light emitting element initialization gate signal.
    Type: Application
    Filed: June 25, 2019
    Publication date: September 23, 2021
    Inventors: Gun-Hee KIM, Sang-Ho PARK, Ju-Won YOON, Seung-Chan LEE, Joo-Hee JEON
  • Publication number: 20210272521
    Abstract: An organic light emitting diode display includes: a substrate; an overlapping layer on the substrate; a pixel on the substrate and the overlapping layer; and a scan line, a data line, a driving voltage line, and an initialization voltage line that are connected to the pixel. The pixel includes: an organic light emitting diode; a second transistor connected to the scan line and the data line; a driving transistor including a gate electrode, an input terminal, and an output terminal, and to apply a current to the organic light emitting diode from the output terminal; and a voltage application transistor to apply a voltage to the overlapping layer. An output of the second transistor is connected to the input terminal of the driving transistor, and the overlapping layer is between the driving transistor and the substrate while overlapping with the driving transistor on a plane.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 2, 2021
    Inventors: Ju-Won YOON, Gun Hee KIM, Sang Ho PARK, Seung Chan LEE, Joo Hee JEON
  • Publication number: 20210258682
    Abstract: Disclosed is a sheet-shaped air absorbent for a speaker-box system using porous carbon fibers and a speaker-box system including the same, wherein an air absorbent for a speaker-box system includes at least one sheet member, and the sheet member was made by weaving fibers comprising a porous carbon-based substance or a sheet member with at least two layers, and the sheet member was made by weaving fibers comprising a porous carbon-based substance.
    Type: Application
    Filed: April 21, 2021
    Publication date: August 19, 2021
    Applicant: NEXVEL CO., LTD
    Inventors: Dae Lyun KANG, Seung Chan LEE
  • Publication number: 20210257419
    Abstract: An organic light-emitting display device includes: a display panel having a first display area and a second display area, the first and second display areas having different light transmittances from each other in a unit area, wherein the display panel includes a plurality of organic light-emitting diodes disposed in the first display area and the second display area, wherein a first organic light-emitting diode disposed in the first display area and a second organic light-emitting diode disposed in the second display area each include at least one light emitter, and the number of the light emitter included in the second organic light-emitting diode is greater than the number of the light emitter included in the first organic light-emitting diode.
    Type: Application
    Filed: January 29, 2021
    Publication date: August 19, 2021
    Inventors: Sang Eok Jang, Seung Chan Lee, Sun Ho Kim, Dong Hwan Shim, Sun Hee Lee, Gun Hee Kim, Tae Hoon Yang
  • Patent number: 11094960
    Abstract: A secondary battery having improved safety and a manufacturing method thereof, which can suppress a voltage drop, heat generation, and/or ignition due to a minute short between a positive electrode plate and a negative electrode plate by preventing or substantially preventing an electrode assembly from moving within a laminate exterior case due to drop impact and/or collision are provided. A secondary battery includes: an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a pouch exterior case including a planar long side region and a short side region to surround the electrode assembly; and adhesives in a dot array configuration at an outermost portion of the electrode assembly facing the planar long side region of the pouch exterior case.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: August 17, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ki Jun Kim, Hei Chan An, Hyun Seok Jeong, Seong Jin Jo, Sang Hyun Kim, Seung Chan Lee
  • Publication number: 20210248951
    Abstract: A display device including a display panel having a display area in which a plurality of pixels are arranged, and a light source unit overlapping the display panel and including at least one light source. The light source unit irradiates infrared light to a predetermined region within the display area when displaying an image on the display area to change the luminance of pixels disposed in the predetermined region.
    Type: Application
    Filed: December 2, 2020
    Publication date: August 12, 2021
    Inventors: Seung Chan Lee, Yoo Min Ko, Joo Hee Jeon, Sung Jin Hong
  • Publication number: 20210226174
    Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.
    Type: Application
    Filed: December 15, 2020
    Publication date: July 22, 2021
    Inventors: Sun Ho KIM, Sun Hee LEE, Gun Hee KIM, Tae Hoon YANG, Seung Chan LEE, Joo Hee JEON
  • Publication number: 20210225265
    Abstract: The display device includes a substrate including a sensor area, a display panel including a first pixel disposed in the sensor area, and a sensor disposed between the substrate and the display panel and overlapping the sensor area. The sensor area includes pixel areas in which the first pixel is disposed and transmission areas in which the first pixel is not disposed, the transmission areas include a first transmission area, the pixel areas include a first pixel area positioned in a first direction of the first transmission area and a second pixel area positioned in a second direction crossing the first direction of the first transmission area, the first pixel includes a first pixel circuit, some of transistors of the first pixel circuit are disposed in the first pixel area, and others of the transistors of the first pixel circuit are disposed in the second pixel area.
    Type: Application
    Filed: September 11, 2020
    Publication date: July 22, 2021
    Inventors: Sung Jin HONG, Yoo Min KO, Gun Hee KIM, Seung Chan LEE
  • Patent number: 11038005
    Abstract: An organic light emitting diode (OLED) display includes a first electrode, a pixel defining layer that at least partially exposes the first electrode, an organic light emitting layer on the first electrode, a thin-film encapsulation layer on the organic light emitting layer, and a light shielding member on the thin-film encapsulation the light shielding member overlapping the pixel defining layer. The organic light emitting layer includes a main area not overlapping the pixel defining layer and a sub area overlapping the pixel defining layer. The main area includes an open portion not overlapping the light shielding member and a shadow portion around the open portion overlapping the light shielding member.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: June 15, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gun Hee Kim, Sang Ho Park, Ju Won Yoon, Seung Chan Lee, Joo Hee Jeon
  • Patent number: 11027224
    Abstract: A device for collecting air into an air collecting pipe through a hole having a certain size includes a diaphragm check valve having elasticity. The diaphragm check valve is opened due to a change in the pressure in the vicinity of an air layer during generation of air when gas accumulation occurs in a safety related system pipe of a power plant or in a general pipe.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: June 8, 2021
    Assignee: KOREA HYDRO & NUCLEAR POWER CO., LTD.
    Inventors: Seung Chan Lee, Duk Joo Yoon, Sang Jun Ha
  • Patent number: 11029417
    Abstract: The present invention relates to a radioactivity measurement method and a radioactivity measurement system using data expansion. A radioactivity measurement method using data expansion according to the present invention comprises the steps of: measuring radioactivity while performing energy scanning and temporal scanning; preparing a database from a time-energy-related data set obtained in result of the scanning; expanding the database by means of random distribution fitting; and obtaining a radioactivity measurement value of desired time from the database.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: June 8, 2021
    Assignee: KOREA HYDRO & NUCLEAR POWER CO., LTD
    Inventors: Seung Chan Lee, Je Joong Sung, Duk Joo Yoon, Sang Jun Ha
  • Publication number: 20210118961
    Abstract: An organic light-emitting display device includes a pixel area and a transmitting area adjacent to the pixel area. The organic light-emitting display device includes an organic light-emitting diode, a driving power wiring, and a heating pattern adjacent to the driving power wiring. The organic light-emitting diode includes a first electrode disposed in the pixel area, an organic light-emitting layer disposed on the first electrode and a second electrode disposed on the organic light-emitting layer. The driving power wiring is electrically connected to the second electrode. A portion of the organic light-emitting layer is disposed in the transmitting area. The organic light-emitting layer includes an opening area overlapping the heating pattern and at least a portion of the driving power wiring. The second electrode electrically contacts the driving power wiring through the opening area.
    Type: Application
    Filed: August 19, 2020
    Publication date: April 22, 2021
    Inventors: Seung Chan LEE, Dong Hwan SHIM, Yoo Min KO, Sung Jin HONG, Gun Hee KIM
  • Publication number: 20210056906
    Abstract: A display device includes: a display panel including a first area and a second area, wherein the first area includes first sub-pixels, and the second area includes second sub-pixels; and a power supply unit that generates a first driving voltage and a second driving voltage greater than the first driving voltage to supply the first and second driving voltages to the display panel. The first sub-pixels receive the first driving voltage, and the second sub-pixels receive the first driving voltage or the second driving voltage.
    Type: Application
    Filed: August 20, 2020
    Publication date: February 25, 2021
    Inventors: Seung Chan LEE, Dong Hyun KIM, Hyeong Seok KIM, Young Wan SEO
  • Publication number: 20210056913
    Abstract: A display device includes a substrate, a display panel including a first display region having first pixels, a second display region having second pixels, and a third display region located between the first and second display regions and having third pixels, and a component disposed between the substrate and the display panel and which overlaps the second display region in a plan view. The first and third pixels are disposed at a first density in the first display region and the third display region, respectively, and the second pixels are disposed at a second density smaller than the first density in the second display region, and less than all of the third pixels are controlled to emit light during a predetermined display period.
    Type: Application
    Filed: August 18, 2020
    Publication date: February 25, 2021
    Inventors: Yoo Min KO, Dong Hyun KIM, Dong Hwan SHIM, Seung Chan LEE
  • Publication number: 20210036090
    Abstract: A display device includes a substrate including a display area including a plurality of main pixels, and a sensor area including a plurality of auxiliary pixels and a plurality of transmission portions; and a plurality of wirings arranged along edges of the plurality of transmission portions and electrically connecting the plurality of auxiliary pixels to each other. The plurality of wrings includes a first directional wirings extending in a first direction and arranged in a second direction crossing the first direction, and a second directional wirings extending in the second direction and arranged in the first direction, and a wiring adjacent to the transmission portion from among the first directional wirings includes a first extension portion.
    Type: Application
    Filed: July 13, 2020
    Publication date: February 4, 2021
    Inventors: Sung Jin HONG, Sang Hoon KIM, Tae Hoon YANG, Seung Chan LEE
  • Publication number: 20210036070
    Abstract: A display device includes: a substrate including a display area including a plurality of first pixels and a sensor area including a plurality of second pixels and a plurality of transmission portions, a plurality of first counter electrodes disposed corresponding to the plurality of first pixels, respectively, a plurality of second counter electrodes disposed corresponding to the plurality of second pixels, respectively, and a spacer disposed to overlap at least a portion of a boundary region between a transmission portion of the plurality of transmission portions and a second counter electrode of the plurality of second counter electrodes, which are adjacent to each other.
    Type: Application
    Filed: July 15, 2020
    Publication date: February 4, 2021
    Inventors: Joo Hee JEON, Gun Hee KIM, Sang Hoon KIM, Seung Chan LEE
  • Publication number: 20210028261
    Abstract: A display device includes a display panel including a main area and a sensor area. Sensor devices overlap the sensor area of the display panel in a thickness direction of the display panel. The display panel includes first subpixels, which are disposed in the sensor area, and second subpixels, which are disposed in the main area. The number of transistors of each of the first subpixels is different from the number of transistors of each of the second subpixels.
    Type: Application
    Filed: July 14, 2020
    Publication date: January 28, 2021
    Inventors: SEUNG CHAN LEE, GUN HEE KIM, SUNG JIN HONG, YOO MIN KO
  • Publication number: 20210028252
    Abstract: A display device is provided including a display area and a non-display area located on a periphery of the display area. The display area includes a sensor area for an optical sensor and a non-sensor area. The display device includes a substrate portion, a thin film transistor (TFT) layer disposed over an entire surface of the substrate portion, and a light emitting diode (LED) disposed on the TFT layer. The TFT layer includes at least one TFT. A thickness of the substrate portion in the sensor area is smaller than a thickness of the substrate portion in the non-sensor area.
    Type: Application
    Filed: July 6, 2020
    Publication date: January 28, 2021
    Inventors: SUNG JIN HONG, SEUNG CHAN LEE, GUN HEE KIM, DONG HYUN KIM, SANG HOON KIM, SOO HYUN MOON, JOO HEE JEON
  • Publication number: 20210013291
    Abstract: A display device includes a flexible substrate which includes a first surface and a second surface opposite to the first surface and includes, sequentially, a first portion in the display region, a second portion in the non-display region, a third portion bent in a direction opposite to a display surface, a fourth portion, a fifth portion bent in a direction toward the display surface, and a sixth portion; a plurality of signal wirings on the first surface at the second to sixth portions; and a plurality of first connection wirings on the second surface at the second portion, and the second portion overlaps with the fourth portion, the fifth portion, and the sixth portion, and the signal wirings and the first connection wirings are coupled to each other on the second surface at the second portion.
    Type: Application
    Filed: July 8, 2020
    Publication date: January 14, 2021
    Inventors: Dong Hyun KIM, Gun Hee KIM, Soo Hyun MOON, Seung Chan LEE, Joo Hee JEON