Patents by Inventor Ran JI

Ran JI 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: 20250204184
    Abstract: A light emitting display device includes a substrate including a display area and a non-display area adjacent to the display area; a lower pad electrode on the substrate in the non-display area; a planarization layer overlapping the lower electrode; an upper pad electrode on the lower pad electrode and overlapping at least a portion of the lower planarization layer. The planarization layer includes an opening exposing an upper surface of the lower pad electrode, the lower pad electrode and the upper pad electrode are electrically connected to each other through the opening, the lower planarization layer includes an exposed portion exposing an upper surface of the lower planarization layer, and an overlapping portion overlapping at least a portion of the upper pad electrode, and a height of the upper surface of the exposed portion is lower than a height of an upper surface of the overlapping portion.
    Type: Application
    Filed: March 4, 2025
    Publication date: June 19, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chi Wook AN, Seong Min CHO, Mi-Ran JI, Chan Young KIM, Yeong Ho LEE
  • Patent number: 12262601
    Abstract: A light emitting display device includes a substrate including a display area and a non-display area adjacent to the display area; a lower pad electrode on the substrate in the non-display area; a planarization layer overlapping the lower electrode; an upper pad electrode on the lower pad electrode and overlapping at least a portion of the lower planarization layer. The planarization layer includes an opening exposing an upper surface of the lower pad electrode, the lower pad electrode and the upper pad electrode are electrically connected to each other through the opening, the lower planarization layer includes an exposed portion exposing an upper surface of the lower planarization layer, and an overlapping portion overlapping at least a portion of the upper pad electrode, and a height of the upper surface of the exposed portion is lower than a height of an upper surface of the overlapping portion.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chi Wook An, Seong Min Cho, Mi-Ran Ji, Chan Young Kim, Yeong Ho Lee
  • Patent number: 12234690
    Abstract: An experimental apparatus for rock-breaking through vibration impact, including a confining pressure loading assembly, a drill bit, a drill rod, a drilling fluid circulation assembly, a rotary impact assembly and an axial impact assembly. The confining pressure loading assembly is configured to apply pressures to a core sample located in a core cavity in three directions perpendicular to each other. The drill bit is capable of inserting into the core cavity to drill the core sample. The drilling fluid circulation assembly includes a drilling fluid inlet, a drilling fluid outlet and a mud pump connected therebetween. The rotary impact assembly includes a hydraulic rotary motor and a hydraulic swing motor connected to the drill rod, respectively. The axial impact assembly includes a first hydraulic cylinder, and a servo linear actuator connected to the first hydraulic cylinder and the drill rod.
    Type: Grant
    Filed: May 12, 2023
    Date of Patent: February 25, 2025
    Assignee: China University of Petroleum-Beijing
    Inventors: Wenhao He, Chao Xiong, Ran Ji, Huaizhong Shi, Zhongwei Huang, Zhenliang Chen, Zongjie Mu, Xinkang Fu
  • Patent number: 12198646
    Abstract: A display device includes a substrate, a pixel emitting light, a light blocking layer blocking light, a first pixel row comprising a first pixel group and a second pixel group in a first direction in a plan view, and a second pixel row in a second direction that intersects the first direction and comprising a third pixel group and a fourth pixel group in the first direction. The first pixel group includes a first sub-pixel, a second sub-pixel in a third direction from the first sub-pixel, the third direction intersecting the first direction, and a third sub-pixel in the first direction from the first sub-pixel. The third pixel group may include a sixth sub-pixel, a seventh sub-pixel in the third direction from the sixth sub-pixel, and an eighth sub-pixel in the first direction from the sixth sub-pixel. The third pixel group may be surrounded by the light blocking layer.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: January 14, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chang Wook Kim, Chi Wook An, Gun Woo Ko, Soon Il Jung, Mi Ran Ji
  • Publication number: 20240365583
    Abstract: A display device includes a substrate having a light emission area, a light emitting element layer including a light emitting element on the light emission area, and an sensing layer on the light emitting element layer and including a sensing electrode having a first opening overlapping the light emission area, a first refraction layer directly on the sensing electrode and having a second opening overlapping the light emission area, and a second refraction layer on the light emitting element layer and the first refraction layer, a first optical refractive index of the first refraction layer being less than a second optical refraction index of the second refraction layer.
    Type: Application
    Filed: July 5, 2024
    Publication date: October 31, 2024
    Inventors: Hyeong Jun KIM, Ji Ryun PARK, Chi Wook AN, Mi Ran JI
  • Publication number: 20240352795
    Abstract: An experimental apparatus for rock-breaking through vibration impact, including a confining pressure loading assembly, a drill bit, a drill rod, a drilling fluid circulation assembly, a rotary impact assembly and an axial impact assembly. The confining pressure loading assembly is configured to apply pressures to a core sample located in a core cavity in three directions perpendicular to each other. The drill bit is capable of inserting into the core cavity to drill the core sample. The drilling fluid circulation assembly includes a drilling fluid inlet, a drilling fluid outlet and a mud pump connected therebetween. The rotary impact assembly includes a hydraulic rotary motor and a hydraulic swing motor connected to the drill rod, respectively. The axial impact assembly includes a first hydraulic cylinder, and a servo linear actuator connected to the first hydraulic cylinder and the drill rod.
    Type: Application
    Filed: May 12, 2023
    Publication date: October 24, 2024
    Inventors: Wenhao HE, Chao XIONG, Ran JI, Huaizhong SHI, Zhongwei HUANG, Zhenliang CHEN, Zongjie MU, Xinkang FU
  • Patent number: 12120934
    Abstract: An electronic device includes a base layer that is divided into an active area and a peripheral area adjacent to the active area. A circuit layer is disposed on the base layer. A display element layer is disposed on the circuit layer and corresponds to the active area. A sensor layer is disposed on the display element layer. A filter layer is disposed on the sensor layer and corresponds to the active area. The filter layer includes a light blocking part and a color filter part. A protection layer is disposed on the circuit layer and corresponds to the peripheral area. The protection layer includes a color protection part or a light blocking protection part.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: October 15, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Mi-Ran Ji, Hyeonbum Lee
  • Patent number: 12035567
    Abstract: A display device includes a substrate having a light emission area, a light emitting element layer including a light emitting element on the light emission area, and an sensing layer on the light emitting element layer and including a sensing electrode having a first opening overlapping the light emission area, a first refraction layer directly on the sensing electrode and having a second opening overlapping the light emission area, and a second refraction layer on the light emitting element layer and the first refraction layer, a first optical refractive index of the first refraction layer being less than a second optical refraction index of the second refraction layer.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: July 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeong Jun Kim, Ji Ryun Park, Chi Wook An, Mi Ran Ji
  • Publication number: 20240215415
    Abstract: Provided is a display device including first light-emitting elements activated in a first operation mode and deactivated in a second operation mode, second light-emitting elements activated in the first and second operation modes, a base substrate including a first region having a first light-emitting region where the first light-emitting elements are disposed and a first non-light-emitting region, and a second region adjacent to the first region and having a second light-emitting region where the second light-emitting elements are disposed and a second non-light-emitting region, an encapsulation layer disposed on the base substrate, a first light-blocking pattern not overlapping the first region and overlapping the second non-light-emitting region, a cover layer covering the first light-blocking pattern, and a second light-blocking pattern disposed on the cover layer and overlapping the first light-blocking pattern, wherein the thickness of the cover layer may be greater than the thickness of the encapsulati
    Type: Application
    Filed: September 14, 2023
    Publication date: June 27, 2024
    Inventors: MI-RAN JI, Changwook KIM
  • Publication number: 20240188397
    Abstract: Embodiments provide coating composition and a display device.
    Type: Application
    Filed: July 11, 2023
    Publication date: June 6, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Heung Shik PARK, El Ly GIL, Mi Ran JI, Beohm Rock CHOI
  • Publication number: 20240110796
    Abstract: A route recommendation method, an electronic device, and a storage medium are provided, which relate to the field of intelligent recommendation. The method includes: acquiring i-th scenic area information input for a target itinerary, wherein i is a positive integer; updating a scenic area list of the target itinerary based on the i-th scenic area information, and determining an estimated tour duration based on the scenic area list; and determining a recommended route of the target itinerary based on the scenic area list, in a case where a difference between a planned itinerary duration of the target itinerary and the estimated tour duration is less than a preset threshold.
    Type: Application
    Filed: June 2, 2021
    Publication date: April 4, 2024
    Inventors: Ran JI, Hao ZHANG
  • Patent number: 11906320
    Abstract: The present disclosure provides a method and an apparatus for managing navigation broadcast, and a device, related to an Intelligent transportation technology field. A specific implementation solution includes: obtaining a geographical identifier of a user; obtaining a statement-conversion template set corresponding to the geographical identifier based on the geographical identifier of the user; converting a standard navigation broadcast statement based on the statement-conversion template set to generate a geographical navigation broadcast statement; and performing navigation broadcast based on the geographical navigation broadcast statement. Thereby, the navigation broadcasts are matched with respective regions, users in different regions are provided with diversified and personalized navigation broadcasts.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: February 20, 2024
    Assignee: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
    Inventors: Ran Ji, Jizhou Huang, Ying Li, Yongzhi Ji, Lei Jia
  • Publication number: 20240016026
    Abstract: A display device includes an organic light emitting display panel defining a display area for displaying an image and a non-display area adjacent the display area, and including a base layer, a circuit layer on the base layer, a light emitting device layer on the circuit layer, and a thin film sealing layer on the light emitting device layer and divided into a first thin film sealing area, and a second thin film sealing area adjacent the first thin film sealing area, and a touch detection unit including a first sensor part on the first thin film sealing area of the thin film sealing layer, and a second sensor part on the second thin film sealing area of the thin film sealing layer, wherein an upper surface of the thin film sealing layer that faces the touch detection unit includes a first upper surface in the first thin film sealing area, and a second upper surface in the second thin film sealing area and protruding away from the base layer.
    Type: Application
    Filed: September 22, 2023
    Publication date: January 11, 2024
    Inventors: Sanghyun JUN, Kiho BANG, Eunae JUNG, Keunlim KU, Mi-ran JI
  • Patent number: 11770963
    Abstract: A display device includes an organic light emitting display panel defining a display area for displaying an image and a non-display area adjacent the display area, and including a base layer, a circuit layer on the base layer, a light emitting device layer on the circuit layer, and a thin film sealing layer on the light emitting device layer and divided into a first thin film sealing area, and a second thin film sealing area adjacent the first thin film sealing area, and a touch detection unit including a first sensor part on the first thin film sealing area of the thin film sealing layer, and a second sensor part on the second thin film sealing area of the thin film sealing layer, wherein an upper surface of the thin film sealing layer that faces the touch detection unit includes a first upper surface in the first thin film sealing area, and a second upper surface in the second thin film sealing area and protruding away from the base layer.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: September 26, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghyun Jun, Kiho Bang, Eunae Jung, Keunlim Ku, Mi-ran Ji
  • Publication number: 20230298536
    Abstract: A display device includes a substrate, a pixel emitting light, a light blocking layer blocking light, a first pixel row comprising a first pixel group and a second pixel group in a first direction in a plan view, and a second pixel row in a second direction that intersects the first direction and comprising a third pixel group and a fourth pixel group in the first direction. The first pixel group includes a first sub-pixel, a second sub-pixel in a third direction from the first sub-pixel, the third direction intersecting the first direction, and a third sub-pixel in the first direction from the first sub-pixel. The third pixel group may include a sixth sub-pixel, a seventh sub-pixel in the third direction from the sixth sub-pixel, and an eighth sub-pixel in the first direction from the sixth sub-pixel. The third pixel group may be surrounded by the light blocking layer.
    Type: Application
    Filed: November 7, 2022
    Publication date: September 21, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Chang Wook KIM, Chi Wook AN, Gun Woo KO, Soon Il JUNG, Mi Ran JI
  • Publication number: 20220326033
    Abstract: The present disclosure provides a method and an apparatus for managing navigation broadcast, and a device, related to an Intelligent transportation technology field. A specific implementation solution includes: obtaining a geographical identifier of a user; obtaining a statement-conversion template set corresponding to the geographical identifier based on the geographical identifier of the user; converting a standard navigation broadcast statement based on the statement-conversion template set to generate a geographical navigation broadcast statement; and performing navigation broadcast based on the geographical navigation broadcast statement. Thereby, the navigation broadcasts are matched with respective regions, users in different regions are provided with diversified and personalized navigation broadcasts.
    Type: Application
    Filed: April 7, 2020
    Publication date: October 13, 2022
    Applicant: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
    Inventors: Ran JI, Jizhou HUANG, Ying LI, Yongzhi JI, Lei JIA
  • Publication number: 20220293690
    Abstract: A display device includes an organic light emitting display panel defining a display area for displaying an image and a non-display area adjacent the display area, and including a base layer, a circuit layer on the base layer, a light emitting device layer on the circuit layer, and a thin film sealing layer on the light emitting device layer and divided into a first thin film sealing area, and a second thin film sealing area adjacent the first thin film sealing area, and a touch detection unit including a first sensor part on the first thin film sealing area of the thin film sealing layer, and a second sensor part on the second thin film sealing area of the thin film sealing layer, wherein an upper surface of the thin film sealing layer that faces the touch detection unit includes a first upper surface in the first thin film sealing area, and a second upper surface in the second thin film sealing area and protruding away from the base layer.
    Type: Application
    Filed: May 26, 2022
    Publication date: September 15, 2022
    Inventors: Sanghyun JUN, Kiho BANG, Eunae JUNG, Keunlim KU, Mi-ran JI
  • Publication number: 20220173362
    Abstract: A display device includes a substrate having a light emission area, a light emitting element layer including a light emitting element on the light emission area, and an sensing layer on the light emitting element layer and including a sensing electrode having a first opening overlapping the light emission area, a first refraction layer directly on the sensing electrode and having a second opening overlapping the light emission area, and a second refraction layer on the light emitting element layer and the first refraction layer, a first optical refractive index of the first refraction layer being less than a second optical refraction index of the second refraction layer.
    Type: Application
    Filed: February 18, 2022
    Publication date: June 2, 2022
    Inventors: Hyeong Jun KIM, Ji Ryun PARK, Chi Wook AN, Mi Ran JI
  • Patent number: 11348980
    Abstract: A display device includes an organic light emitting display panel defining a display area for displaying an image and a non-display area adjacent the display area, and including a base layer, a circuit layer on the base layer, a light emitting device layer on the circuit layer, and a thin film sealing layer on the light emitting device layer and divided into a first thin film sealing area, and a second thin film sealing area adjacent the first thin film sealing area, and a touch detection unit including a first sensor part on the first thin film sealing area of the thin film sealing layer, and a second sensor part on the second thin film sealing area of the thin film sealing layer, wherein an upper surface of the thin film sealing layer that faces the touch detection unit includes a first upper surface in the first thin film sealing area, and a second upper surface in the second thin film sealing area and protruding away from the base layer.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: May 31, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghyun Jun, Kiho Bang, Eunae Jung, Keunlim Ku, Mi-ran Ji
  • Publication number: 20220115445
    Abstract: An electronic device includes a base layer that is divided into an active area and a peripheral area adjacent to the active area. A circuit layer is disposed on the base layer. A display element layer is disposed on the circuit layer and corresponds to the active area. A sensor layer is disposed on the display element layer. A filter layer is disposed on the sensor layer and corresponds to the active area. The filter layer includes a light blocking part and a color filter part. A protection layer is disposed on the circuit layer and corresponds to the peripheral area. The protection layer includes a color protection part or a light blocking protection part.
    Type: Application
    Filed: June 21, 2021
    Publication date: April 14, 2022
    Inventors: MI-RAN JI, HYEONBUM LEE