Patents by Inventor Sang-Hyun Han

Sang-Hyun Han 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: 20240120287
    Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
  • Publication number: 20240122069
    Abstract: The present disclosure relates to a plurality of host materials and organic electroluminescent devices comprising the same. The present disclosure may provide a plurality of host materials having a composition favorable to thermal denaturation due to a low deposition temperature, while improving hole properties and electronic properties of HOMO and LUMO, by comprising separate compounds represented by formulas 1 and 2 into a light-emitting layer. By comprising the plurality of host materials of the present disclosure, it is possible to provide an organic electroluminescent device having a lower driving voltage, higher luminous efficiency and/or longer lifetime.
    Type: Application
    Filed: November 10, 2023
    Publication date: April 11, 2024
    Inventors: Bitnari KIM, Su-Hyun LEE, So-Young JUNG, Hyo-Soon PARK, Tae-Jun HAN, Young-Jun CHO, Sang-Hee CHO
  • Publication number: 20240120465
    Abstract: An anode active material for a secondary battery includes a carbon-based active material, and silicon-based active material particles doped with magnesium. At least some of the silicon-based active material particles include pores, and a volume ratio of pores having a diameter of 50 nm or less among the pores is 2% or less based on a total volume of the silicon-based active material particles.
    Type: Application
    Filed: September 7, 2023
    Publication date: April 11, 2024
    Inventors: Hwan Ho JANG, Moon Sung KIM, Hyo Mi KIM, Sang Baek RYU, Da Hye PARK, Eun Jun PARK, Seung Hyun YOOK, Da Bin CHUNG, Jun Hee HAN
  • Publication number: 20240114778
    Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
    Type: Application
    Filed: August 14, 2023
    Publication date: April 4, 2024
    Inventors: So-Young JUNG, Hyo-Nim SHIN, Seung-Hyun YOON, Hyun-Ju KANG, Ye-Jin JEON, Tae-Jun HAN, Mi-Ja LEE, Dong-Gil KIM, Sang-Hee CHO
  • Publication number: 20240112948
    Abstract: A manufacturing method for a semiconductor device, includes: forming a first gate structure and a second gate structure on a substrate; forming a deep trench isolation (DTI) hard mask on the first and second gate structures; forming a deep trench isolation disposed between the first gate structure and the second gate structure; depositing a first undoped oxide layer in the deep trench isolation; performing a first etch-back process on the first undoped oxide layer to remove a portion of the undoped oxide layer; depositing a first deep trench isolation (DTI) gap-fill layer on a remaining portion of the undoped oxide layer, and performing a second etch-back process on the first DTI gap-fill layer; depositing a second DTI gap-fill layer to seal the deep trench isolation, and forming a planarized second DTI gap-fill layer by a planarization process; and depositing a second undoped layer on the planarized second DTI gap-fill layer.
    Type: Application
    Filed: February 28, 2023
    Publication date: April 4, 2024
    Applicant: KEY FOUNDRY CO., LTD.
    Inventors: Kwang Il KIM, Yang Beom KANG, Sang Min HAN, Seong Hyun KIM
  • Publication number: 20240097104
    Abstract: The technology and implementations disclosed in this patent document generally relate to a lithium secondary battery including: a first unit cell including a first anode including a 1-1 anode mixture layer and a 1-2 anode mixture layer on the 1-1 anode mixture layer, and a second unit cell including a second anode including a 2-1 anode mixture layer and a 2-2 anode mixture layer on the 2-1 anode mixture layer, wherein a weight ratio of the silicon-based active material in the 1-2 anode mixture layer is greater than a weight ratio of the silicon-based active material in the 1-1 anode mixture layer, and a weight ratio of the silicon-based active material in the 2-2 anode mixture layer is less than or equal to a weight ratio of the silicon-based active material in the 2-1 anode mixture layer.
    Type: Application
    Filed: August 2, 2023
    Publication date: March 21, 2024
    Inventors: Jun Hee HAN, Moon Sung KIM, Hyo Mi KIM, Sang Baek RYU, Da Hye PARK, Sang In BANG, Seung Hyun YOOK, Hwan Ho JANG, Da Bin CHUNG
  • Publication number: 20240084126
    Abstract: A graft copolymer, and a graft copolymer composition having excellent particulate dispersibility in a curable resin such as an epoxy resin and is applicable as a particulate impact reinforcing agent, a curable resin composition including same, and methods of preparing them.
    Type: Application
    Filed: August 12, 2022
    Publication date: March 14, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Min Ah Jeong, Ki Hyun Yoo, Sang Hoon Han, Yong Kyun Kim
  • Publication number: 20240082826
    Abstract: A method for preparing a zinc ferrite-based catalyst according to an embodiment of the present application comprises the steps of: contacting a metal precursor solution including a zinc precursor, a ferrite precursor, an acid solution and water with a basic aqueous solution to obtain a precipitate; and filtering and thereafter drying and calcining the precipitate, wherein the acid solution includes one or more of nitric acid (HNO3) and hydrocarbon acid.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Inventors: Sang Jin HAN, Dong Hyun KO, Kyong Yong CHA, Ye Seul HWANG, Sunhwan HWANG
  • Patent number: 11928070
    Abstract: A peripheral component interconnect express (PCIe) device includes a common function performing operations associated with a PCIe interface according to a function type, the common function being programmable to be a function type selected from a plurality function types, an access identification information controller generating first access identification information for allowing an access to the common function, and providing the first access identification information to an assigned system image to which the common function has been assigned, a data packet receiver receiving a data packet including target identification information indicating a target system image from the target system image, and an access allowance determiner determining whether or not to allow the target system image to access the common function based on the first access identification information and the target identification information.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: March 12, 2024
    Assignee: SK hynix Inc.
    Inventors: Yong Tae Jeon, Byung Cheol Kang, Seung Duk Cho, Sang Hyun Yoon, Se Hyeon Han, Jae Young Jang
  • Patent number: 11929491
    Abstract: An anode for a lithium secondary battery includes an anode current collector, and an anode active material layer formed on at least one surface of the anode current collector. The anode active material layer includes a carbon-based active material, a first silicon-based active material doped with magnesium and a second silicon-based active material not doped with magnesium. A content of the first silicon-based active material is in a range from 2 wt % to 20 wt % based on a total weight of the anode active material layer.
    Type: Grant
    Filed: June 6, 2023
    Date of Patent: March 12, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Hwan Ho Jang, Moon Sung Kim, Hyo Mi Kim, Sang Baek Ryu, Da Hye Park, Seung Hyun Yook, Da Bin Chung, Jun Hee Han
  • Patent number: 11929495
    Abstract: In some implementations, the anode includes a current collector, a first anode mixture layer formed on at least one surface of the current collector, and a second anode mixture layer formed on the first anode mixture layer. The first anode mixture layer and the second anode mixture layer include a carbon-based active material, respectively. The first anode mixture layer includes a first binder, a first silicon-based active material, and a first conductive material. The second anode mixture layer includes a second binder, a second silicon-based active material, and a second conductive material. Contents of the first conductive material and the second conductive material are different from each other with respect to the total combined weight of the first anode mixture layer and the second anode mixture layer. Types of the first silicon-based active material and the second silicon-based active material are different from each other.
    Type: Grant
    Filed: May 18, 2023
    Date of Patent: March 12, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Hyo Mi Kim, Moon Sung Kim, Sang Baek Ryu, Da Hye Park, Seung Hyun Yook, Hwan Ho Jang, Kwang Ho Jeong, Da Bin Chung, Jun Hee Han
  • Publication number: 20240079529
    Abstract: A light-emitting element includes a first semiconductor layer, a light-emitting layer disposed on the first semiconductor layer, a second semiconductor layer disposed on the light-emitting layer, a device electrode layer disposed on the second semiconductor layer, a reflective electrode layer disposed on the device electrode layer, an insulating film surrounding a side surface of the light-emitting layer, a side surface of the second semiconductor layer, and a side surface of the device electrode layer, and a reflective layer surrounding a side surface of the insulating film, wherein the side surface of the device electrode layer is aligned with a side surface of the reflective electrode layer.
    Type: Application
    Filed: April 10, 2023
    Publication date: March 7, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Ji Hyun HAM, Moon Jung AN, Jin Seok PARK, Hee Keun LEE, Sung Chan JO, Sang Wook HAN
  • Publication number: 20240075534
    Abstract: A coated cutting tool having excellent wear resistance and controlled brittleness is provided. An embodiment of the present disclosure provides a coated cutting tool including: a substrate; and a cutting layer disposed on the substrate, wherein: the cutting layer includes a brittleness suppressing layer and a wear-resistant layer disposed on the brittleness suppressing layer; the substrate includes a hard alloy body such as cemented carbide, cermet, ceramic, cubic boron nitride-based materials, or high-speed steel; the brittleness suppressing layer includes a first layer and a second layer disposed on the first layer; the first layer and the second layer each independently includes any one of (AlbTi1-b)X (where 0.6<b<0.8, and X is at least one selected from N, C, CN, NO, CO, and CNO) and (TicAl1-c)X (where 0.4<c?0.5, and X is at least one selected from N, C, CN, NO, CO, and CNO); and the first layer and the second layer include materials different from each other.
    Type: Application
    Filed: August 15, 2023
    Publication date: March 7, 2024
    Inventors: SOO HYUN CHA, GEUN WOO PARK, SANG YOUNG JO, TAE YANG HAN
  • Publication number: 20240081104
    Abstract: A display device includes a base substrate, a pixel defining layer disposed on the base substrate and including a first opening, a light emitting structure disposed in the first opening of the pixel defining layer, a thin film encapsulation layer disposed on the light emitting structure, a touch electrode disposed on the thin film encapsulation layer, an insulating pattern disposed on the touch electrode and including a second opening which overlaps the first opening, and a high refractive layer disposed on the insulating pattern, the high refractive layer including a plurality of grid patterns disposed on a top surface of the high refractive layer, and a refractive index higher than a refractive index of the insulating pattern.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 7, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin-Su BYUN, Sang Hyun LEE, Sae Hee HAN, Ji-Hyun KIM
  • Publication number: 20240071292
    Abstract: A display device includes: a display panel; a driving voltage generator; a power voltage generator; an input voltage generator; and a timing controller. The display panel is provided with a pixel configured to emit light by using a driving voltage. The driving voltage generator is configured to supply the driving voltage to the pixel. The power voltage generator is configured to generate power voltages for driving of the display panel by using an input voltage, and generating an input voltage sensing value by sensing the input voltage. The input voltage generator is configured to supply the input voltage to the power voltage generator. The timing controller is configured to control an operation of at least one of the driving voltage generator, the power voltage generator, and the input voltage generator according to the input voltage sensing value.
    Type: Application
    Filed: February 21, 2023
    Publication date: February 29, 2024
    Inventors: Keun Oh KANG, Dae Sik Lee, Si Duk Sung, Sang Hyun Lee, Song Yi Han
  • Publication number: 20240066960
    Abstract: An embodiment vehicle door opening/closing system includes an inner panel defining a door open portion of a vehicle, the inner panel including an installation groove having a protruding or recessed shape, a driving device disposed in the installation groove of the inner panel, and a link mechanism installed on a chassis through a rotating shaft, a first end of the link mechanism being connected to the driving device such that power is transferred thereto, and a second end of the link mechanism being connected to a door such that, during driving of the driving device, the link mechanism rotates with reference to the rotating shaft to open/close the door.
    Type: Application
    Filed: January 23, 2023
    Publication date: February 29, 2024
    Inventors: Chang Hak Kang, Jae Seung Lee, Gook Hyun Jeon, Chan Woong Jeon, Sang Kyoung Han, Hae Hoon Lee
  • Publication number: 20230195270
    Abstract: A touch sensing device includes first sensor electrodes disposed in a first area, second sensor electrodes disposed in a second area, first sensor lines each connected to the first sensor electrodes in the first area, and second sensor lines each connected to the second sensor electrodes in the second area. Each of the second sensor lines includes a first sub-sensor line disposed in the second area, and a second sub-sensor line disposed in the first area and the second area and connected to the first sub-sensor line.
    Type: Application
    Filed: February 10, 2023
    Publication date: June 22, 2023
    Inventors: Sang Hyun CHOI, Yong Hwan Park, Kwang Soo Bae, Chaun Gi Choi, Sang Hyun Han
  • Patent number: 11579739
    Abstract: A touch sensing device includes first sensor electrodes disposed in a first area, second sensor electrodes disposed in a second area, first sensor lines each connected to the first sensor electrodes in the first area, and second sensor lines each connected to the second sensor electrodes in the second area. Each of the second sensor lines includes a first sub-sensor line disposed in the second area, and a second sub-sensor line disposed in the first area and the second area and connected to the first sub-sensor line.
    Type: Grant
    Filed: March 17, 2022
    Date of Patent: February 14, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Hyun Choi, Yong Hwan Park, Kwang Soo Bae, Chaun Gi Choi, Sang Hyun Han
  • Publication number: 20230041805
    Abstract: The present disclosure relates to a display device. According to an embodiment of the present disclosure, a display device includes a supporter including a plurality of segments disposed to be spaced apart from each other and defining a plurality of holes between the plurality of segments, and a display panel disposed on the supporter. The display panel includes: an active element layer including a light emitting element and a thin film transistor for driving the light emitting element, an encapsulation layer disposed on the active element layer, a plurality of stress dispersion pattern disposed on the encapsulation layer to overlap the plurality of holes in a thickness direction, and an insulating layer disposed on the plurality of stress dispersion pattern and filling a plurality of holes defined between the plurality of stress dispersion pattern.
    Type: Application
    Filed: February 15, 2022
    Publication date: February 9, 2023
    Inventors: Suk KIM, Hoon Gi LEE, Sang Hyun CHOI, Chaun Gi CHOI, Sang Hyun HAN
  • Publication number: 20230038020
    Abstract: A touch sensing device includes first sensor electrodes disposed in a first area, second sensor electrodes disposed in a second area, first sensor lines each connected to the first sensor electrodes in the first area, and second sensor lines each connected to the second sensor electrodes in the second area. Each of the second sensor lines includes a first sub-sensor line disposed in the second area, and a second sub-sensor line disposed in the first area and the second area and connected to the first sub-sensor line.
    Type: Application
    Filed: March 17, 2022
    Publication date: February 9, 2023
    Inventors: Sang Hyun CHOI, Yong Hwan PARK, Kwang Soo BAE, Chaun Gi CHOI, Sang Hyun HAN