Patents Assigned to Samsung Electronics Co.
  • Method and apparatus for power savings at a user equipment
    Patent number: 12193104
    Abstract: A method for a user equipment (UE) apparatus to reduce power consumption in response to an outcome of a signal reception. The outcome can indicate whether or not the UE needs to be active at a next discontinuous reception (DRX) cycle. The signal can also provide configurations of parameters for transmissions or receptions during the next DRX cycle and be used by the UE for measurements and to obtain channel state information.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chao He, Aris Papasakellariou
  • Apparatus and method for managing user plane function in wireless communication system
    Patent number: 12192890
    Abstract: In accordance with an embodiment of the disclosure, a method performed, by an access and mobility management function (AMF), in a wireless communication system, the method comprising receiving, from a user equipment (UE) with a packet data network (PDN) connection established, a registration request message including a first single-network slice selection assistance information (S-NSSAI) associated with the PDN connection, determining a second S-NSSAI associated with a packet data unit (PDU) session corresponding to the PDN connection based on the first S-NSSAI, and transmitting an information regarding the second S-NSSAI to a user plane function (UPF) via a session management function (SMF) to request modification of N4 session.
    Type: Grant
    Filed: August 28, 2023
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoyeon Lee, Sangsoo Jeong, Varini Gupta
  • Quantum dots, production method thereof, and composite and electronic device including the same
    Patent number: 12187939
    Abstract: A quantum dot including a semiconductor nanocrystal core and a semiconductor nanocrystal shell disposed on the core and does not include cadmium, wherein the core includes a Group III-V compound, the quantum dot has a maximum photoluminescence peak in a green light wavelength region, a full width at half maximum (FWHM) of the maximum photoluminescence peak is less than about 50 nanometers (nm), and a difference between a wavelength of the maximum photoluminescence peak and a first absorption peak wavelength of the quantum dot is less than or equal to about 25 nanometers, and a production method thereof.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jihyun Min, Seon-Yeong Kim, Eun Joo Jang, Hyo Sook Jang, Soo Kyung Kwon, Yong Wook Kim
  • CGH generator and display apparatus including the same
    Patent number: 12189336
    Abstract: A holographic display apparatus includes: a light source; a spatial light modulator configured to modulate light from the light source according to an image to be displayed on an object plane; and a processor configured to generate a computer generated hologram (CGH) in which a phase value of hologram data to be displayed on a reference plane of the spatial light modulator is 0, the processor being configured to apply a light modulation signal based on the CGH to the spatial light modulator.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Daeho Yang, Hongseok Lee, Wontaek Seo, Jungkwuen An, Jong-Young Hong
  • Display device and method thereof
    Patent number: 12189871
    Abstract: A display device is provided, which includes a jog switch which performs a moving operation in a plurality of directions and a push operation, a display unit which displays a first user interface (UI) for adjusting a channel or a volume of the display device or a second UI for adjusting other functions of the display device in accordance with a first operation of the jog switch, and a control unit which adjusts a selected function of the display device in accordance with a second operation of the jog switch in which is performed in a state where the first UI or the second UI is displayed. The jog switch is formed to project for a predetermine height from a surface of the display device, and thus a user can find the jog switch easily and promptly even is the jog switch is obstructed from view.
    Type: Grant
    Filed: November 3, 2023
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Ho Kim, Chang-joo Jung
  • Electronic device identifying integrity of image using plurality of execution environments and method of controlling the same
    Patent number: 12190490
    Abstract: An electronic device includes at least one memory, a camera, and at least one processor, wherein the at least one processor is configured to: obtain raw image for an external object from the camera in a secure environment and store the obtained raw image in the at least one memory, to obtain first image from the raw image through first image processing and second image processing on the stored raw image in the secure environment, based on obtaining of a verification request from a normal environment: to obtain, in the secure environment, second image obtained from the raw image through the second image processing for the stored raw image in the normal environment, to obtain third image from the second image through the first image processing for the obtained second image in the secure environment, and to identify integrity of the second image based on the obtained first image and the obtained third image.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Moongyu Jung, Wooyong Lee, Jinha Hwang
  • Encryption method and apparatus using homomorphic encryption
    Patent number: 12192320
    Abstract: Disclosed is an encryption method and apparatus. The encryption method using homomorphic encryption may include generating a ciphertext by encrypting data, and bootstrapping the ciphertext by performing a modular reduction based on a selection of one or more target points for a modulus corresponding to the ciphertext.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: January 7, 2025
    Assignees: Samsung Electronics Co., Ltd., SNU R&DB Foundation, Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Jong-Seon No, Joonwoo Lee, Young-Sik Kim, Yongwoo Lee, Eunsang Lee
  • Battery charging method and electronic device
    Patent number: 12189445
    Abstract: A method comprises providing power from a battery to an external device using a first circuit; and receiving power from a first power source to provide power to the battery using a second circuit while providing power to the external device.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-Tae Kim, Ku-Chul Jung, Kwang-Sub Lee, Se-Young Jang
  • Light source, and back light unit and liquid crystal display including the light source
    Patent number: 12189170
    Abstract: A light source includes a light emitting element which emits light, and a light conversion layer which converts the light emitted from the light emitting element into white light and emits the white light, where the light conversion layer includes a resin and a quantum dot material mixed with the resin, and a red apex of a color region of the white light is positioned in a region of 0.65<Cx<0.69 and 0.29<Cy<0.3370 in color coordinates, and a green apex of a color region of the white light is positioned in a region of 0.17<Cx<0.31 and 0.61<Cy<0.70 in the color coordinates.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Hyung Kim, Eun Joo Jang, Shin Ae Jun, Hyun A Kang, Yongwook Kim, Na Youn Won, Hyo Sook Jang
  • Electronic device for providing call function and operating method thereof
    Patent number: 12192250
    Abstract: The disclosure relates to an apparatus and method for providing a call function in an electronic device. The electronic device includes first communication circuitry supporting new radio (NR) communication and/or long term evolution (LTE) communication, second communication circuitry supporting wireless local area network (LAN) communication, and at least one processor operatively connected to the first communication circuitry and the second communication circuitry.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jonghyun Park, Eunkyoung Lee, Kirak Bae, Seungnam Jin, Yongchul Choi
  • Memory device and program method of ground select transistors
    Patent number: 12190954
    Abstract: A program method includes applying a first voltage to a plurality of bit lines, applying a second voltage to a common source line (CSL), and performing a program loop by applying a program voltage and a verify voltage to each of a plurality of ground selection lines (GSLs) positioned between one bit line among the plurality of bit lines and the CSL. The program loop is performed on both a program completed cell in which a program is completed by applying the program voltage and a program target cell.
    Type: Grant
    Filed: August 4, 2022
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hanjun Lee, Byungsoo Kim, Sangwan Nam
  • Semiconductor device including two-dimensional material
    Patent number: 12191392
    Abstract: A semiconductor device according to an embodiment may include a substrate, an adhesive layer, and a semiconductor layer. The semiconductor layer includes a 2D material having a layered structure. The adhesive layer is interposed between the substrate and the semiconductor layer, and has adhesiveness to a 2D material.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Van Luan Nguyen, Minsu Seol, Eunkyu Lee, Junyoung Kwon, Hyeonjin Shin, Minseok Yoo
  • Electronic device including flexible display and method of operation thereof
    Patent number: 12190469
    Abstract: An electronic device is provided. The electronic device includes a flexible display and a processor operatively connected to the flexible display.
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Changhan Lee
  • Method and apparatus for managing unified virtual memory by preventing migration of deep learning model's weight from processor memory to coprocessor memory
    Patent number: 12189527
    Abstract: A method and apparatus for managing a unified virtual memory (UVM) are provided. The UVM is backed by a main processor memory and a coprocessor memory, and the method includes: checking properties of data blocks of the UVM used to execute a deep learning model; based on a first of the data blocks storing weight data of the deep learning model, storing the first data block in the main processor memory among the main processor memory and the coprocessor memory; and performing an operation of the deep learning model based on the first data block using a coprocessor while directly loading at least a portion of the first data block from the main processor memory into a cache memory of the coprocessor without migration of the first data block from the main processor memory to the coprocessor memory.
    Type: Grant
    Filed: June 28, 2023
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Wonik Seo, Dong-uk Ryu, Sungduk Cho
  • Anti-row-hammer memory device
    Patent number: 12190937
    Abstract: A memory device is provided that comprises: a memory cell array having a plurality of memory cells connected between a plurality of word lines and a plurality of column lines; a three-phase word line controller configured to generate a selected operating voltage, a first unselected operating voltage, and a second unselected operating voltage having a lower level than the first unselected operating voltage; and a row decoder connected to the plurality of word lines, configured to apply the selected operating voltage to an activated word line on the basis of a row address, and to apply the first unselected operating voltage or the second unselected operating voltage to a deactivated word line.
    Type: Grant
    Filed: August 25, 2022
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Byoung Kon Jo
  • Magnetoresistive random access memory device having a metal layer doped with a magnetic material
    Patent number: 12190928
    Abstract: A magnetoresistive random access memory device includes a pinned layer; a tunnel barrier layer on the pinned layer; a free layer structure on the tunnel barrier layer, the free layer structure including a plurality of magnetic layers and a plurality of metal insertion layers between the magnetic layers; and an upper oxide layer on the free layer structure, wherein each of the metal insertion layers includes a non-magnetic metal material doped with a magnetic material, and the metal insertion layers are spaced apart from each other.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Younghyun Kim, Sechung Oh, Heeju Shin, Jaehoon Kim, Sanghwan Park, Junghwan Park
  • Accurate optical flow interpolation optimizing bi-directional consistency and temporal smoothness
    Patent number: 12192673
    Abstract: A method includes obtaining multiple video frames. The method also includes determining whether a bi-directional optical flow between the multiple video frames satisfies an image quality criterion for bi-directional consistency. The method further includes identifying a non-linear curve based on pixel coordinate values from at least two of the video frames. The at least two video frames include first and second video frames. The method also includes generating interpolated video frames between the first and second video frames by applying non-linear interpolation based on the non-linear curve. In addition, the method includes outputting the interpolated video frames for presentation.
    Type: Grant
    Filed: February 2, 2022
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyeongmin Choe, Yingmao Li, John Seokjun Lee, Hamid R. Sheikh, Michael O. Polley
  • Electronic device for controlling dual connectivity and operating method thereof
    Patent number: 12192925
    Abstract: Various embodiments of the disclosure relate to a device and a method for controlling dual connectivity (DC) in an electronic device.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeonsoo Kim, Keonyoung Lee
  • Apparatus and method for training device-to-device physical interface
    Patent number: 12189560
    Abstract: A method of training a physical interface between a first device and a second device includes performing a first training of the physical interface by communicating with the second device by using a first candidate group of lanes from among a plurality of lanes; performing a second training of the physical interface by communicating with the second device by using a second candidate group of lanes from among the plurality of lanes, the second candidate group being different from the first candidate group; determining a lane group based on a result of the first training and a result of the second training; and setting the second device so that the determined lane group is used for the physical interface.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Taekyung Yeo, Sangyun Hwang, Sujeong Kim, Jihun Oh, Joohee Shin
  • Monitor
    Patent number: D1056904
    Type: Grant
    Filed: June 13, 2023
    Date of Patent: January 7, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Ju-Won Cho