Patents by Inventor Sangheon Lee

Sangheon 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).

  • Publication number: 20240143261
    Abstract: According to an example embodiment, an electronic device outputs, on a second display screen, a page layout output on a first display screen along with another page layout grouped together with the page layout in response to a screen switch from the first display screen to the second display screen having a greater display area than a display area of the first display screen, and switches the grouped page layouts in response to a swipe input being detected.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 2, 2024
    Inventors: Gisoo LEE, Sangheon KIM, Changdo KIM, Taeyong MOON, Hyeongtaek IM, Yeunwook LIM
  • Publication number: 20240146292
    Abstract: A bootstrap circuit for generating an output signal through a pre-charge operation and a sample operation, includes: a sampler including a sampling switch configured to sample an input signal, a first protection switch connected between an input node and the sampling switch, and a second protection switch connected between the sampling switch and an output node; and a driver configured to drive the sampler based on a power supply voltage and the input signal.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 2, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangheon LEE, Jungho LEE, Youngjae CHO, Michael CHOI
  • Patent number: 11968573
    Abstract: A handover method, performed by a source base station in a wireless communication system, includes: receiving an indicator indicating a start of packet duplication transmission of a user plane function (UPF); and transmitting at least one redundant packet to a target base station, based on the indicator indicating the start of the packet duplication transmission of the UPF, wherein the packet duplication transmission includes transmitting, to the target base station, a packet that is identical to a packet transmitted by the UPF to the source base station, wherein the redundant packet includes a packet that was received from the UPF before the start of the packet duplication transmission but is not transmitted to a User Equipment (UE) and stored.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: April 23, 2024
    Assignees: Samsung Electronics Co., Ltd., Korea University Research And Business Foundation
    Inventors: Kisuk Kweon, Haneul Ko, Sangheon Pack, Jaewook Lee, Joonwoo Kim, Yujin Tae
  • Patent number: 11962295
    Abstract: A multiplexer includes a charging circuit; a plurality of sampling switches receiving a plurality of input signals; and a plurality of boosting circuits connected between the sampling switches and the charging circuit and sharing the charging circuit. First and second charging switches of the charging circuit are controlled by a first clock signal. Each of the boosting circuits includes a first boosting switch connected to a first node of the charging circuit and a gate of one of the sampling switches, a second boosting switch connected between a second node of the charging circuit and the one sampling switch, and a level shifter configured to control the first boosting switch and the second boosting switch in response to a second clock signal and a selection signal.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangheon Lee, Woongtaek Lim, Jungho Lee, Youngjae Cho, Michael Choi
  • Publication number: 20240121335
    Abstract: An electronic device is provided, which includes a first housing having a first surface, a second surface facing an opposite direction to the first surface, and a first lateral member surrounding a first space between the first surface and the second surface and a second housing, which is connected to the first housing to be foldable about a folding axis by using a hinge structure, and having, in an unfolded state, a third surface facing same direction as the first surface, a fourth surface facing an opposite direction to the third surface, and a second lateral member surrounding a second space between the third surface and the fourth surface. The electronic device includes a first display provided on at least a portion of the first surface and at least a portion of the third surface.
    Type: Application
    Filed: October 26, 2023
    Publication date: April 11, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sunghyun KYUNG, Sangheon KIM, Kwangtak LEE, Yeunwook LIM
  • Patent number: 11954398
    Abstract: An electronic device according to various embodiments of the disclosure comprises: a foldable housing, a flexible display, a communication circuit, a sensor module, a processor, and a memory. The memory can store instructions that, when executed, cause the processor to sense whether an event configured to display a user interface has occurred, identify an angle between a first housing and a second housing using the sensor module, determine, based on the identified angle, at least one area for displaying the user interface from among at least one edge area or folding area of the flexible display, and control the display to display the user interface in the determined at least one area.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Taeyong Moon, Sangheon Kim, Wooyoung Park, Youngseung Seo, Gisoo Lee, Jiwoo Lee
  • Publication number: 20240113544
    Abstract: An electronic device may include a battery, a memory, and a processor operatively coupled to the battery and the memory. The processor may be configured for a first charging pattern as the main charging pattern. The processor may obtain data related to charging of the battery in a situation in which the battery is charged based on the main charging pattern. The processor may identify a first life expectancy based on the configured first charging pattern and the obtained data. The processor may identify a second charging pattern that satisfies a second life expectancy relatively longer than the identified first life expectancy. The processor may change the main charging pattern from the first charging pattern to the second charging pattern. The processor may determine a charging current corresponding to the charging voltage of the battery based on the second charging pattern in response to the charge request signal for the battery. Other various embodiments may be possible.
    Type: Application
    Filed: November 13, 2023
    Publication date: April 4, 2024
    Inventors: Sangheon LEE, Youngju KIM
  • Publication number: 20240092334
    Abstract: A method of setting the contact position between the operating cam and the roller for the air brake which includes a leading shoe and a trailing shoe respectively provided with a first roller and a second roller, a first lining and a second lining respectively provided on external surfaces of the leading shoe and the trailing shoe, a drum disposed on a circumference of the back plate, and the operating cam disposed to support the first roller and the second roller therebetween to rotate in a direction of expanding a gap between the leading shoe and the trailing shoe, includes setting the contact position between the operating cam and the second roller so that a direction in which the operating cam presses the second roller during braking is moved in a rotation direction of the drum when the vehicle moves backward thereof.
    Type: Application
    Filed: August 14, 2023
    Publication date: March 21, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sangheon RYU, Sangweol HAN, Chulwon LEE
  • Publication number: 20240077956
    Abstract: An electronic device having a flexible display and a method for providing a control object, based on a user's gripping state of an electronic device are provided. The electronic device includes a display, a memory, and a processor. The processor may control the display such that an execution screen of an application is displayed in a designated state of the electronic device. The processor may detect a control object from the execution screen. The processor may determine a user's gripping state. The processor may identify at least one target control object from the control object, based on the designated state and the gripping state. The processor may provide a duplicate control object corresponding to a control object identified as the target control object to an optimization region corresponding to the gripping state.
    Type: Application
    Filed: October 17, 2023
    Publication date: March 7, 2024
    Inventors: Younsun LEE, Sangheon KIM, Juyoung KIM, Changhwan KIM, Hyunjung MOON, Sungchan BAE, Yeunwook LIM
  • Patent number: 11924065
    Abstract: A method, performed by an electronic device, of placing a micro network function, includes: determining at least one micro network function used for a service; predicting control signaling overhead of at least one cell including at least one cell edge cloud, based on a history of control signaling overhead of the at least one cell; and placing the at least one micro network function in the at least one cell edge cloud, based on the predicted control signaling overhead of the at least one cell.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: March 5, 2024
    Assignees: Samsung Electronics Co., Ltd., Korea University Research and Business Foundation
    Inventors: Seongkyu Song, Joonwoo Kim, Sangheon Pack, Jaewook Lee, Taeyun Kim, Youbin Jeon, Jungsoo Jung
  • Patent number: 11921540
    Abstract: An electronic device and method are disclosed. The device includes a foldable housing including a hinge connecting a first and second housing, a first bendable display, a second display oriented facing the first display, at least one sensor for detecting the bending, a memory and a processor. The processor implements the method, including: detecting bending by the sensor while displaying an application, determining to pre-generate another screen of the application based on the bending angle, pre-generating the second execution screen before the change in the angle is reaches a threshold value, and active a deactivated display and display the second execution screen on the activated display when the angle surpasses the predetermined threshold value.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: March 5, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youngseung Seo, Sangheon Kim, Taeyong Moon, Wooyoung Park, Gisoo Lee, Yeunwook Lim
  • Publication number: 20240069846
    Abstract: An electronic device includes a first display, a second display disposed in a direction opposite to the first display, a processor and memory storing instructions, which when executed, cause the electronic device to output a content through the first display. The instructions are configured to cause the electronic device to identify a direction of an external electronic device connected to the electronic device through short-range communication scheme with respect to the electronic device while outputting the content. The instructions are configured to cause the electronic device to, in response to identifying that the direction of the external electronic device is within a first range of directions, keep outputting the content through the first display. The instructions are configured to cause the electronic device to, in response to identifying that the direction of the external electronic device is within a second range of directions, output the content through the second display.
    Type: Application
    Filed: August 29, 2023
    Publication date: February 29, 2024
    Inventors: Nina LEE, Sangheon KIM, Yeunwook LIM
  • Publication number: 20240072782
    Abstract: A digital droop detector for detecting whether a droop occurs in a power supply voltage, may include processing circuitry configured to, detect a voltage level change of a power supply voltage in response to a clock signal, the detecting the voltage level change including converting the detected voltage level change into a first code, correct at least one nonlinearity included in the first code, the correcting including converting the first code into a second code and a target range, and adjust a delay magnitude of the clock signal based on the second code.
    Type: Application
    Filed: February 28, 2023
    Publication date: February 29, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sangheon LEE, Heewook SHIN, Heejune LEE, Jungho LEE, Youngjae CHO, Michael CHOI
  • Publication number: 20240034326
    Abstract: A vehicle and a control method thereof are capable of automatically displaying a surround view image depending on a condition of a road surface. The vehicle includes at least one sensor, a display, a surround view monitor system, and a controller. The surround view monitor system is configured to obtain a surround view image. The controller is configured to estimate a gradient of the road surface based on a sensor value received from the at least one sensor and to control the display to display at least a part of the surround view image based on a preset condition related to the gradient of the road surface being satisfied.
    Type: Application
    Filed: May 18, 2023
    Publication date: February 1, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventor: Sangheon Lee
  • Patent number: 11882285
    Abstract: The present invention relates to a method for decoding a bitstream for a video signal including at least one precinct, and a device for same. Specifically, the present invention relates to a method, and a device for same, the method including: a step for demultiplexing packets of the current precinct among the at least one precinct into a plurality of first packets and a plurality of second packets; and a step for entropy-decoding the plurality of first packets and the plurality of second packets in parallel, wherein the plurality of first packets and the plurality of second packets are respectively entropy-decoded in parallel by a first entropy decoder engine and a second entropy decoder engine, the plurality of first packets include packet 0, packet 1, packet 4, packet 6, and packet 8, and the plurality of second packets include packet 2, packet 3, packet 5, packet 7, and packet 9.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: January 23, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Dahyun Yoon, Yoonjung Kim, Jonghun Yoo, Nara Lee, Sangheon Lee, Jaehyeok Lee, Taggun Lee, Heamin Lee, Taeil Chung
  • Publication number: 20240012056
    Abstract: A method for forecasting remaining useful life (RUL) of a battery by an electronic device is provided. The method includes forecasting the RUL of the battery based on at least one capacity value of the battery estimated by at least one of a battery capacity estimation model and a data driven model, determining whether the at least one capacity value for the charging cycle and the discharging cycle is lower than the at least one capacity value estimated by at least one of the battery capacity estimation model and the data driven model and correcting the forecasting RUL of the battery by feeding back the at least one capacity value to at least one of the battery capacity estimation model and the data driven model.
    Type: Application
    Filed: June 1, 2023
    Publication date: January 11, 2024
    Inventors: Subhasmita SAHOO, Krishnan S. HARIHARAN, Samarth AGARWAL, Subramanian Swernath BRAHMADATHAN, Sangheon LEE
  • Publication number: 20230396088
    Abstract: A method for on-device real-time customization of charge profiles for a battery in an electronic device, and/or a corresponding device. The method may include determining at least one charging behavior parameter of the battery during every charging cycle. Further, the method may include determining at least one discharging behavior parameter of the battery subsequent to every charging cycle. Further, the method may include generating a charging profile for charging the battery based on the at least one charging behavior parameter and the at least one discharging behavior parameter. Further, the method may include charging the battery using the generated charging profile for the subsequent charging-discharging cycles.
    Type: Application
    Filed: July 6, 2023
    Publication date: December 7, 2023
    Inventors: Ankit YADU, Subramanian Swernath BRAHMADATHAN, Samarth AGARWAL, Krishnan S. HARIHARAN, Seongho HAN, Sangheon LEE
  • Patent number: 11828355
    Abstract: Proposed is a disconnector apparatus including a support ring mounted in a casing and including a pinion gear mounted in the support ring and configured to engage with a first side gear, the support ring including a first dog gear part provided on one surface directed toward the first side gear, a clutch ring including a second dog gear part provided on one surface facing the support ring, the second dog gear part being configured to engage with the first dog gear part, and a sleeve connected to an actuator device and configured to move in an engagement direction or disengagement direction, the sleeve being connected to the clutch ring and configured to push the clutch ring in a direction toward the support ring or pull the clutch ring in a direction opposite to the support ring.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: November 28, 2023
    Assignee: Hyundai Transys Inc.
    Inventors: Se Dong Yang, Jong Bae Ahn, Sangheon Lee
  • Patent number: 11818341
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method according to the present disclosure may comprise obtaining a reconstructed picture, determining a target boundary of deblocking filtering in the reconstructed picture, determining a boundary strength for the target boundary, and applying deblocking filtering to the target boundary based on the boundary strength. Based on the target boundary being a transform block boundary and a color component of the reconstructed picture being a chroma component, the boundary strength may be determined based on whether joint CbCr residual coding is performed on at least one of two blocks adjacent to the target boundary, and the joint CbCr residual coding may correspond to encoding residual samples for a chroma Cb component and a chroma Cr component as a single transform block.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: November 14, 2023
    Assignee: LG Electronics Inc.
    Inventors: Hyeong Moon Jang, Sangheon Lee
  • Patent number: 11807085
    Abstract: A sliding door device for a vehicle, includes: a door that opens or closes a door opening formed in a vehicle body; a door arm provided with a first end portion rotatably connected to the door and a second end portion movable along a side sill of the vehicle body; a first slider pivotally coupled to the second end portion of the door arm so that the door arm rotates; a second slider coupled to the first slider to provide a path in which the first slider moves and to linearly move along the side sill; and a lower arm pinion gear which is rotatably coupled to the second end portion of the door arm and gear-engaged with the second slider to provide rotation force to the door arm so that the door arm rotates when the first slider moves in a longitudinal direction of the second slider.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: November 7, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jaeseung Lee, Sangheon Lee, Soo Bok Kim, Jin Pyung Park