Patents by Inventor Ki Han

Ki 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: 20250090703
    Abstract: A lighting device including at least one first light source configured to emit a visible light through a first light emitting surface, at least one second light source spaced apart from the first light source and configured to emit light having a wavelength for sterilization through a second light emitting surface, and a housing having a bottom portion, on which the first and second light sources are disposed. The housing can include at least one sidewall portion connected to the bottom portion to enclose the first light source and the second light source in one common area, in which the first and second light emitting surfaces face substantially the same direction, and both the first light emitting surface and the second light emitting surface can be disposed at a different elevation from the bottom portion of the housing.
    Type: Application
    Filed: December 5, 2024
    Publication date: March 20, 2025
    Inventors: Jae Young CHOI, Kyu Won HAN, Seong Tae JANG, Sang Wook JUNG, Woong Ki JEONG
  • Patent number: 12250459
    Abstract: A camera module includes a housing, a lens module accommodated in the housing, a first optical image stabilization (OIS) driving unit configured to move the lens module, relative to the housing, in a first direction perpendicular to an optical axis direction, and a second OIS driving unit configured to move the lens module, relative to the housing, in a second direction perpendicular to the optical axis direction and intersecting the first direction, wherein the first OIS driving unit includes first voice coil motors disposed on both sides of the lens module in the first direction, and the second OIS driving unit includes second voice coil motors disposed on both sides of the lens module in the first direction.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: March 11, 2025
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Hun Han, Nam Ki Park, Young Bok Yoon, Soo Cheol Lim, Byung Gi An
  • Publication number: 20250079460
    Abstract: A cathode active material for a lithium secondary battery includes a lithium-transition metal oxide including nickel (Ni), cobalt (Co), manganese (Mn), strontium (Sr) and sulfur (S). A mole fraction of nickel based on the total number of moles of nickel, cobalt and manganese in the lithium-transition metal oxide is 0.9 or more. A molar ratio of cobalt relative to manganese in the lithium-transition metal oxide is in a range from 0.9 to 1.5. A molar ratio of strontium (Sr) relative to sulfur (S) in the lithium-transition metal oxide is greater than 0, and 4 or less.
    Type: Application
    Filed: August 22, 2024
    Publication date: March 6, 2025
    Inventors: Mi Jung NOH, Byoung Ki SON, Jae Ho CHOI, Kook Hyun HAN, Eun Jin KIM, Yong Seok LEE
  • Publication number: 20250076477
    Abstract: The present invention description relates to a technology for calibrating an assembly error in a laser range finder, and more specifically, to a software technology for calibrating an assembly error between a laser component and an optical component. According to one aspect of the proposed invention, in order to calibrate a difference between a position of a center of a captured image and a position of a laser point due to an assembly error, the laser point is positioned at a center of a preview screen image output on a display of a laser range finder.
    Type: Application
    Filed: August 23, 2024
    Publication date: March 6, 2025
    Applicant: MCNEX CO., LTD.
    Inventors: Young Bong PARK, Seung Jun RO, Dae Ki KIM, Dong Jin KIM, Il Jun HWANG, Won Jong LEE, Yun Su HAN, Jin Su LEE
  • Publication number: 20250079433
    Abstract: disclosure A positive electrode for a lithium secondary battery includes a positive electrode collector; and a positive electrode active material layer which is formed on at least one surface of the positive electrode collector and includes a positive electrode active material, wherein the positive electrode active material layer has a pore volume of 7.0×10?3·cm3/g to 8.0×10?3·cm3/g. A method for preparing the positive electrode is also provided.
    Type: Application
    Filed: January 11, 2023
    Publication date: March 6, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jong Woo Kim, Gi Beom Han, Eun Sol Lho, Wang Mo Jung, Sang Min Park, Sang Wook Lee, Seul Ki Kim, Hyeong Il Kim
  • Publication number: 20250078568
    Abstract: Disclosed herein are an emotion recognition method and method based on context information. The emotion recognition method includes detecting information corresponding to an emotion recognition subject from an input image, extracting a recognition subject feature based on the information corresponding to the emotion recognition subject, extracting a context feature based on the input image, storing the recognition subject feature and the context feature in a short-term memory, and storing the context feature in a long-term memory.
    Type: Application
    Filed: November 6, 2023
    Publication date: March 6, 2025
    Inventors: Byung-Ok HAN, Moon-Ki BACK, Jang-Hee YOO, Cheol-Hwan YOO
  • Patent number: 12231639
    Abstract: According to the present invention, an adaptive scheme is applied to an image encoding apparatus that includes an inter-predictor, an intra-predictor, a transformer, a quantizer, an inverse quantizer, and an inverse transformer, wherein input images are classified into two or more different categories, and two or more modules from among the inter-predictor, the intra-predictor, the transformer, the quantizer, and the inverse quantizer are implemented to perform respective operations in different schemes according to the category to which an input image belongs. Thus, the invention has the advantage of efficiently encoding an image without the loss of important information as compared to a conventional image encoding apparatus which adopts a packaged scheme.
    Type: Grant
    Filed: November 21, 2023
    Date of Patent: February 18, 2025
    Assignee: Dolby Laboratories Licensing Corporation
    Inventors: Jong Ki Han, Chan Won Seo, Kwang Hyun Choi
  • Publication number: 20250054942
    Abstract: A positive electrode for a lithium secondary battery includes a collector; and a positive electrode active material layer disposed on at least one surface of the collector, wherein the ratio of a peak intensity of a (003) plane to a peak intensity of a (101) plane of the positive electrode measured by X-ray diffraction analysis is 8 or more.
    Type: Application
    Filed: December 22, 2022
    Publication date: February 13, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Eun Sol Lho, Gi Beom Han, Jong Woo Kim, Wang Mo Jung, Sang Min Park, Sang Wook Lee, Seul Ki Kim, Hyeong II Kim
  • Patent number: 12221011
    Abstract: An electrified vehicle includes: a battery; a motor drive device configured to drive a motor through an inverter, based on a voltage of the battery; and a battery controller configured to determine whether to perform output limiting on the battery, based on whether a ratio of regenerative braking is less than or equal to a preset ratio, wherein the ratio of regenerative braking is varied according to an amount of charging of the battery and an amount of discharging of the battery within a preset time interval, and adjust, based on the output limiting being performed on the battery, a derate ratio associated with a battery output limit value.
    Type: Grant
    Filed: May 9, 2023
    Date of Patent: February 11, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Yong Jae Kim, Ki Seung Baek, Jong Gu Lee, Gun Goo Lee, Jeong Han Park
  • Patent number: 12221339
    Abstract: In one example, an electronic device includes a semiconductor sensor device having a cavity extending partially inward from one surface to provide a diaphragm adjacent an opposite surface. A barrier is disposed adjacent to the one surface and extends across the cavity, the barrier has membrane with a barrier body and first barrier strands bounded by the barrier body to define first through-holes. The electronic device further comprises one or more of a protrusion pattern disposed adjacent to the barrier structure, which can include a plurality of protrusion portions separated by a plurality of recess portions; one or more conformal membrane layers disposed over the first barrier strands; or second barrier strands disposed on and at least partially overlapping the first barrier strands. The second barrier strands define second through-holes laterally offset from the first through-holes. Other examples and related methods are also disclosed herein.
    Type: Grant
    Filed: February 8, 2024
    Date of Patent: February 11, 2025
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Ki Yeul Yang, Kyung Han Ryu, Seok Hun Yun, Bora Baloglu, Hyun Cho, Ramakanth Alapati
  • Publication number: 20250047895
    Abstract: The present invention relates to a video signal decoding method and apparatus therefor. A decoding method according to an embodiment of the present invention comprises: setting a structure of a coding block constituting a current image; setting a structure of transform blocks corresponding to the coding block; and generating a prediction signal by using the transform blocks, and wherein the coding block includes any one or more blocks of a square block and a non-square block.
    Type: Application
    Filed: October 22, 2024
    Publication date: February 6, 2025
    Inventors: Jong-Ki Han, Jae-Yung Lee
  • Publication number: 20250034152
    Abstract: The present invention relates to a method for preparing a triazolopyrimidinone derivative exhibiting tankyrase inhibitory activity and an intermediate thereof. The preparation method of the present invention can improve reaction efficiency through the development of efficient processes and can prepare a triazolopyrimidinone derivative compound with high purity and high yield, and thus is economical and suitable for mass production.
    Type: Application
    Filed: December 1, 2021
    Publication date: January 30, 2025
    Applicant: ST PHARM CO., LTD.
    Inventors: Kyung Jin Kim, Uk-Il Kim, Hyuang Tae Bang, Seul Ki Lee, Si Yeon Han
  • Patent number: 12211446
    Abstract: A gate driver includes a stage configured to output a gate signal, the stage including an input part configured to control a voltage of a first node and a voltage of a second node based on signals supplied to a first input terminal and a second input terminal, an output part configured to supply a voltage of a first power source or a voltage of a second power source as the gate signal to an output terminal based on a voltage of a third node and a voltage of a fourth node, a first signal processing part configured to supply the voltage of the second power source to the fourth node based on the voltage of the first node, or to electrically connect the second node and the fourth node through a fifth node based on a signal supplied to a third input terminal, and a second signal processing part including a first transistor connected between the third node and a sixth node to control the voltage of the third node based on an operation of the first transistor.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: January 28, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hai Jung In, Ji Hyun Ka, Tae Hoon Kwon, Ki Myeong Eom, Chae Han Hyun
  • Patent number: 12212748
    Abstract: The present invention discloses a method for constructing a tile structure, wherein a current picture includes at least two or more tiles, the at least two or more tiles are split by a column splitting and a row splitting, at least one or more of the column splitting and the row splitting are performed by using a splitting length which is shorter than a width length or a height length of the current picture.
    Type: Grant
    Filed: January 19, 2024
    Date of Patent: January 28, 2025
    Assignee: Koninklijke Philips N.V.
    Inventors: Jong-Ki Han, Jae-Yung Lee
  • Patent number: 12207520
    Abstract: A light-emitting device includes a light-emitting layer between a first electrode and a second electrode, he light emitted from the light-emitting device may display a white color, the light-emitting layer may include a plurality of emission stacks, each of the emission stacks includes at least one emission material layer, one of the emission stacks may include a stacked structure of a red emission material layer and a blue emission material layer, thus improving the white balance and increasing color viewing angle.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: January 21, 2025
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hong Seok Choi, Chun Ki Kim, Ahn Ki Kim, Kyung Hoon Han
  • Patent number: 12194394
    Abstract: A method and apparatus for supplying insulating liquid to form an insulating coating layer on an electrode is disclosed herein. In some embodiments, an apparatus includes a storage tank for storing an insulating liquid; a coating die for coating the insulating liquid on an electrode; a supply line which supplies the insulating liquid from the storage tank to the coating die; a pump connected to the supply line; a defoaming tank connected to the storage tank and supplies defoamed insulating liquid to the storage tank; a vacuum pump which defoams bubbles of the insulating liquid by applying vacuum to the defoaming tank; a bubble sensor connected to the supply line, wherein the bubble sensor senses generation of bubbles in the supply line in real time; and a controller for adjusting an operating condition of the apparatus based on an amount of bubbles sensed by the bubble sensor.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: January 14, 2025
    Assignee: LG Energy Solution, Ltd.
    Inventors: Jin Ki Han, Joon Sun Park, Jae Young Sung, In Chan Choi
  • Patent number: 12187073
    Abstract: A method for manufacturing a one-piece wheel by forging includes: producing an integral forging comprising: a disc portion, a rim portion, and an annular protrusion protruding from one side of the disc portion in a forging method; producing an outer bend by bending the annular protrusion through a flow-forming process; and forming a hollow portion by welding one end of the outer bend to one side of the rim portion.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: January 7, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HANDS CORPORATION Ltd.
    Inventors: Young-Chan Kim, Young-Rae Jo, Jun-Min Lee, Byoung-Ok Park, Young-Sik Kim, Geon-Ki Han
  • Publication number: 20240430475
    Abstract: A video encoding method according to an embodiment of the present invention includes generating header information that includes information about resolutions of motion vectors of respective blocks, determined based on motion prediction for a unit image. Here, the header information includes flag information indicating whether resolutions of all motion vectors included in the unit image are integer-pixel resolutions. Further, a video decoding method according to another embodiment of the present invention includes extracting information about resolutions of motion vectors of each unit image from header information included in a target bitstream to be decoded; and a decoding unit for decoding the unit image based on the resolution information. Here, the header information includes flag information indicating whether resolutions of all motion vectors included in the unit image are integer-pixel resolutions.
    Type: Application
    Filed: September 10, 2024
    Publication date: December 26, 2024
    Applicant: Dolby Laboratories Licensing Corporation
    Inventors: Jong Ki HAN, Jae Yung LEE
  • Publication number: 20240383712
    Abstract: An electrode manufacturing apparatus includes a support roll supporting an electrode sheet, at least one pressure roll, a level sensor, and a control unit. The electrode sheet includes a coated portion and an uncoated portion, and the support roll transports the electrode sheet in a first direction. The pressure roll contacts the support roll with the electrode sheet disposed therebetween and pressurizes the uncoated portion of the electrode sheet. The level sensor detects a level of the uncoated portion, and the control unit controls the pressure roll in response to the level detected by the level sensor. The at least one pressure roll is movable in a second direction crossing the first direction.
    Type: Application
    Filed: March 17, 2023
    Publication date: November 21, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Ki Han So, Sang Hoon Choy, Shin Wook Jeon, Youngkuk Ko, Donghae Kim
  • Patent number: 12143624
    Abstract: The present invention relates to a video signal decoding method and apparatus therefor. A decoding method according to an embodiment of the present invention comprises: setting a structure of a coding block constituting a current image; setting a structure of transform blocks corresponding to the coding block; and generating a prediction signal by using the transform blocks, and wherein the coding block includes any one or more blocks of a square block and a non-square block.
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: November 12, 2024
    Assignee: Koninklijke Philips N.V.
    Inventors: Jong-Ki Han, Jae-Yung Lee