Patents by Inventor Yujin Lee

Yujin 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: 11152440
    Abstract: A display apparatus is provided, including a panel including a substrate including a display area where pixels are disposed, and a pad area where a terminal portion connected to the display area is disposed, and an insulating layer disposed over a same layer as in the display area and the pad area. A thickness of the insulating layer in the display area and a thickness of the insulating layer in the pad area are of different thicknesses.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yujin Jeon, Sukyoung Kim, Wonse Lee, Donghyeon Jang
  • Publication number: 20210305347
    Abstract: A display device includes a substrate including a display area and a non-display area; pixels arranged in the display area, each of the pixels including a pixel circuit and a light-emitting diode; a driving voltage supply line arranged in the non-display area, the driving voltage supply line supplying a driving voltage to the pixels; a common voltage supply line arranged in the non-display area and electrically connected to an opposite electrode of the light-emitting diode to supply a common voltage; and a seal portion surrounding the display area. The common voltage supply line, the driving voltage supply line, and the seal portion are arranged in a direction away from the display area in an order of the common voltage supply line, the driving voltage supply line, and the seal portion.
    Type: Application
    Filed: September 16, 2020
    Publication date: September 30, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Yujin JEON, Wonse LEE, Sukyoung KIM, Donghyeon JANG
  • Publication number: 20210296359
    Abstract: 3D semiconductor memory devices may include a horizontal structure that may be on an upper surface of a substrate and may include first and second horizontal patterns sequentially stacked on the upper surface of the substrate, a stack structure including electrodes stacked on the horizontal structure, a vertical pattern extending through the electrodes and connected to the first horizontal pattern, and a separation structure intersecting the stack structure and the horizontal structure and protruding into the upper surface of the substrate. A lowermost electrode may have first inner sidewalls facing each other with the separation structure interposed therebetween. The second horizontal pattern may have second inner sidewalls facing each other with the separation structure interposed therebetween. A maximum distance between the first inner sidewalls in the first direction may be less than a maximum distance between the second inner sidewalls in the first direction.
    Type: Application
    Filed: January 12, 2021
    Publication date: September 23, 2021
    Inventors: SEUNGWOO Nam, Byoungil Lee, Yujin Seo
  • Publication number: 20210265436
    Abstract: A display apparatus includes a display area including pixels; a non-display area adjacent to the display area; a first planarization layer located in the display area and the non-display area; a second planarization layer on the first planarization layer; an organic insulating layer on the second planarization layer; a first dam on the first planarization layer, including the second planarization layer and the organic insulating layer, and surrounding the display area; a second dam disposed outside the first dam, including the second planarization layer and the organic insulating layer, and surrounding the first dam; and a monitoring bank disposed between the display area and the first dam and including the second planarization layer and the organic insulating layer. A thickness of the second planarization layer included in the monitoring bank is less than a thickness of the second planarization layer included in the first dam.
    Type: Application
    Filed: December 21, 2020
    Publication date: August 26, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Yujin JEON, Wonse LEE, Sukyoung KIM, Donghyeon JANG
  • Publication number: 20210223393
    Abstract: The ultrasound imaging apparatus provided to quantify the degree of flash artifacts based on an ultrasound echo signal, and to notify a user of an image section with a severe flash artifact includes: a probe configured to irradiate an ultrasound signal to an object and receive an ultrasound echo signal reflected from the object; an image processor configured to obtain a color Doppler signal from which the clutter signal is removed by filtering the ultrasound echo signal, obtain a plurality of consecutive Doppler image frames based on the color Doppler signal and generate a Doppler image based on the plurality of Doppler image frames; a display configured to output the Doppler image; and a controller configured to calculate a flash artifact score of each of the plurality of Doppler image frames based on the ultrasound echo signal, generate a time line corresponding to the plurality of Doppler image frames and control the display so that flash artifact scores of each of the plurality of Doppler image frames app
    Type: Application
    Filed: January 14, 2021
    Publication date: July 22, 2021
    Inventors: Woohyuk CHOI, Yujin LEE, Jae-Keun LEE
  • Publication number: 20210202633
    Abstract: A display device includes an inorganic insulating layer having a groove surrounding pixel areas, a first thin film transistor in a first pixel area of a substrate, a second thin film transistor in a second pixel area of the substrate, a first electrode layer overlapping a first gate electrode of the first thin film transistor and a second gate electrode of the second thin film transistor, an organic material layer disposed in the groove, a data line extending over the organic material layer in a second direction, and a first connecting line extending across the organic material layer in a first direction, disposed between the first electrode layer and the data line, and overlapping the first electrode layer.
    Type: Application
    Filed: August 25, 2020
    Publication date: July 1, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Heerim SONG, Yujin LEE, Haemin KIM, Cheolgon LEE
  • Publication number: 20210193782
    Abstract: According to one aspect of the invention, a display panel includes a first display area including a plurality of first pixels, a second display area surrounded by the first display area and including at least one transmissive portion and a plurality of second pixels spaced apart from each other with the transmissive portion therebetween, a plurality of first wiring lines electrically connected to the plurality of first pixels and substantially extending in a first direction, and a plurality of second wiring lines electrically connected to the plurality of second pixels and substantially extending in the first direction, wherein at least one of the plurality of first wiring lines includes a first portion, and a second portion located on a different layer from the first portion and overlapping one of the plurality of second wiring lines.
    Type: Application
    Filed: December 10, 2020
    Publication date: June 24, 2021
    Inventors: Youngwan SEO, Hyeongseok Kim, Junhyun Park, Yujin Lee
  • Publication number: 20210183984
    Abstract: A display apparatus includes a first display area including a plurality of pixel areas, and a second display area including a plurality of pixel areas and a plurality of transmission areas and arranged adjacent to the first display area. The plurality of pixel areas each includes sub-pixels each including a pixel circuit and an organic light-emitting device electrically connected to the pixel circuit. The pixel circuit includes a thin-film transistor and an inorganic insulating layer on the thin-film transistor, and the thin-film transistor includes a semiconductor layer and a gate electrode. The organic insulated layer extends in the transmission areas. The second display area defines a dummy contact hole which passes through the inorganic insulating layer in at least one of the pixel areas and the transmission areas.
    Type: Application
    Filed: September 16, 2020
    Publication date: June 17, 2021
    Inventors: Junhyun Park, Hyeongseok Kim, Youngwan Seo, Yujin Lee, Cheolgon Lee
  • Patent number: 10996520
    Abstract: A display device includes: a first substrate and a second substrate including a plurality of pixel areas and opposing each other; a liquid crystal layer between the first substrate and the second substrate; a first pixel electrode on the first substrate; a first insulating layer on the first pixel electrode; and a second pixel electrode on the first insulating layer and in a different pixel area from a pixel area in which the first pixel electrode is disposed.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: May 4, 2021
    Inventors: Bonyong Koo, Chongchul Chai, Yujin Lee, Yongkoo Her
  • Publication number: 20210126080
    Abstract: A display panel includes a first display area and a second display area. The display panel includes a plurality of first pixel groups in the first display area, a plurality of second pixel groups in the second display area, and a plurality of scan lines connected to the first and second pixel groups. The second display area includes a plurality of light emitting areas in which the second pixel groups are respectively disposed, and a plurality of open areas in which the second pixel groups are not disposed. One of a second pixel group of an n-th row is cut and does not overlap an adjacent open area of the n-th row, and is connected in the second display area to a scan line of a second pixel group of an (n?1)-th row or a scan line of a second pixel group of an (n+1)-th row.
    Type: Application
    Filed: September 22, 2020
    Publication date: April 29, 2021
    Inventors: Hyeongseok KIM, Youngwan SEO, Junhyun PARK, YUJIN LEE, Cheol-Gon LEE
  • Publication number: 20210119178
    Abstract: A display apparatus includes: a substrate having a display area and a peripheral area outside the display area; a first conductive layer on the substrate in the peripheral area and comprising a first hole; a second conductive layer on the first conductive layer and overlapping the first conductive layer, the second conductive layer comprising a second hole; a planarization layer extending from the display area to the peripheral area and comprising at least two organic insulating layers between the first conductive layer and the second conductive layer; and a display element on the planarization layer in the display area, wherein a part of a portion of the second conductive layer except for the second hole is in contact with a part of a portion of the first conductive layer except for the first hole.
    Type: Application
    Filed: August 21, 2020
    Publication date: April 22, 2021
    Inventors: Heerim SONG, Yujin LEE, Haemin KIM, Cheolgon LEE
  • Publication number: 20210079142
    Abstract: A method of manufacturing self-healing polymer capable of controlling physical properties is provided. The method includes forming the self-healing polymer by adjusting a copolymer composition using monomers of glycidyl methacrylate (GMA) and 2-hydroxyethyl acrylate (HEA) and an initiator of tert-butyl peroxide (TBPO) based on an initiated chemical vapor deposition method (iCVD).
    Type: Application
    Filed: September 16, 2020
    Publication date: March 18, 2021
    Inventors: SungGap IM, Moon Jin KWAK, Kihoon JEONG, Youson KIM, Yujin LEE
  • Publication number: 20200393930
    Abstract: An apparatus and a method for processing a split view in a portable device. The method of processing a split view in a portable device, includes: displaying a plurality of applications as a split view corresponding to split display regions of a display unit; displaying an input panel on a display region of an application of the plurality of applications that did not call for the input panel when the input panel is called; and processing data input through the input panel by an application calling the input panel.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 17, 2020
    Inventors: Youngri KIM, Bonghee HAN, Sungjin YOON, Yujin LEE, Wonkyu PARK
  • Patent number: 10761651
    Abstract: An apparatus and a method for processing a split view in a portable device. The method of processing a split view in a portable device, includes: displaying a plurality of applications as a split view corresponding to split display regions of a display unit; displaying an input panel on a display region of an application of the plurality of applications that did not call for the input panel when the input panel is called; and processing data input through the input panel by an application calling the input panel.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: September 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youngri Kim, Bonghee Han, Sungjin Yoon, Yujin Lee, Wonkyu Park
  • Patent number: 10749069
    Abstract: A method for manufacturing a solar cell, includes forming an oxide layer on first surface of a single crystalline silicon substrate; forming a poly crystalline silicon layer doped with a first dopant having a first conductive type on the oxide layer; diffusing a second dopant having a second conductive type opposite to the first conductive type into a second surface of the single crystalline silicon substrate thereby forming a diffusion region; forming a first passivation layer on the poly crystalline silicon layer; forming a second passivation layer on the diffusion region; forming a first electrode connected to the poly crystalline silicon layer by printing a first paste on the first passivation layer and firing through; forming a second electrode connected to the diffusion region by printing a second paste on the second passivation layer and firing through.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: August 18, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Kwangsun Ji, Jin-won Chung, Yujin Lee
  • Patent number: 10714654
    Abstract: A solar cell includes a semiconductor substrate containing impurities of a first conductive type; a tunnel layer positioned on the semiconductor substrate; an emitter region positioned on the tunnel layer and containing impurities of a second conductive type opposite the first conductive type; a dopant layer positioned on the emitter region and formed of a dielectric material containing impurities of the second conductive type; a first electrode connected to the semiconductor substrate; and a second electrode configured to pass through the dopant layer, and connected to the emitter region.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: July 14, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Kwangsun Ji, Jin-won Chung, Yujin Lee
  • Publication number: 20200186871
    Abstract: An electronic apparatus includes a communicator connected to a Local Area Network (LAN), an inputter, a memory storing at least one computer executable instruction, and a processor. The processor outputs a content of a first channel received through the communicator, receives information associated with contents of a plurality of channels through the communicator and stores the information in the memory while the content of the first channel is being output, and based on an instruction change the first channel to a second channel while the content of the first channel is output, acquires information associated with the content of the second channel among the stored information associated with the contents of the plurality of channels from the memory, and decodes the content of the second channel received through the communicator by using the acquired information on the content of the second channel and outputs the decoded content.
    Type: Application
    Filed: December 11, 2019
    Publication date: June 11, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Youngsoo KANG, Yeonjoon KIM, Jaejoong BYUN, Yujin LEE
  • Publication number: 20200012378
    Abstract: An apparatus and a method for processing a split view in a portable device. The method of processing a split view in a portable device, includes: displaying a plurality of applications as a split view corresponding to split display regions of a display unit; displaying an input panel on a display region of an application of the plurality of applications that did not call for the input panel when the input panel is called; and processing data input through the input panel by an application calling the input panel.
    Type: Application
    Filed: August 23, 2019
    Publication date: January 9, 2020
    Inventors: Youngri KIM, Bonghee HAN, Sungjin YOON, Yujin LEE, Wonkyu PARK
  • Publication number: 20190334041
    Abstract: A method for manufacturing a solar cell can include forming a tunnel layer on a back surface of a semiconductor substrate; forming an amorphous silicon layer on the tunnel layer; crystallizing the amorphous silicon layer into a crystalline silicon layer; performing a diffusion process to form a doped region in the crystalline silicon layer; forming an insulating layer on the crystalline silicon layer; and forming an electrode contacting with the crystalline silicon layer through an opening of the insulating layer.
    Type: Application
    Filed: July 9, 2019
    Publication date: October 31, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Yujin LEE, Kwangsun JI, Seungjik LEE, Sehwon AHN
  • Patent number: 10394377
    Abstract: An apparatus and a method for processing a split view in a portable device. The method of processing a split view in a portable device, includes: displaying a plurality of applications as a split view corresponding to split display regions of a display unit; displaying an input panel on a display region of an application of the plurality of applications that did not call for the input panel when the input panel is called; and processing data input through the input panel by an application calling the input panel.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: August 27, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youngri Kim, Bonghee Han, Sungjin Yoon, Yujin Lee, Wonkyu Park