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    ELECTRONIC DEVICE AND METHOD FOR PROVIDING PERSONALIZED BIOMETRIC INFORMATION BASED ON BIOMETRIC SIGNAL USING SAME
    12.
    发明申请
    ELECTRONIC DEVICE AND METHOD FOR PROVIDING PERSONALIZED BIOMETRIC INFORMATION BASED ON BIOMETRIC SIGNAL USING SAME 有权

    公开(公告)号：US20210038142A1

    公开(公告)日：2021-02-11

    申请号：US17069333

    申请日：2020-10-13

    Applicant: Samsung Electronics Co., Ltd.

    Inventor： Hyunsu HONG ,  Sangbeom NAM ,  Yongjin LEE

    IPC: A61B5/16 ,  G08B21/18 ,  A61B5/11 ,  A61B5/00

    Abstract: An electronic device for providing biometric information is provided. The electronic device includes a sensor module, a memory, and a processor electrically connected to the sensor module and the memory. The processor obtains a biometric signal from the sensor module at a predetermined time interval, determines whether a user is in a first state on the basis of the obtained biometric signal, in case the user is in a first state, obtains a representative value for a respective of the at least one biometric signal, defines the obtained representative value for the respective of the at least one biometric signal as a candidate reference value for a corresponding biometric signal, determines a candidate reference value satisfying a predetermined condition as a first reference value for the corresponding biometric signal, and updates a second reference value previously configured for the corresponding biometric signal on the basis of the first reference value.

    ELECTRONIC DEVICE FOR ACQUIRING BIOMETRICS USING PPG SENSOR, AND METHOD THEREFOR
    13.
    发明申请
    ELECTRONIC DEVICE FOR ACQUIRING BIOMETRICS USING PPG SENSOR, AND METHOD THEREFOR 有权

    公开(公告)号：US20210030290A1

    公开(公告)日：2021-02-04

    申请号：US16964087

    申请日：2019-01-09

    Applicant: Samsung Electronics Co., Ltd.

    Inventor： Hansung LEE ,  Hwan SHIM ,  Yongjin LEE ,  Jooman HAN ,  Jongho PARK ,  Gahee JUNG ,  Seounghun KIM ,  Jihwan KIM ,  Choonghee AHN ,  Hyungjoon LIM ,  Jiwoon JUNG ,  Jeongmin PARK

    IPC: A61B5/024 ,  A61B5/00 ,  A61B5/0255 ,  G16H40/67

    Abstract: An electronic device is disclosed. According to an embodiment disclosed herein, an electronic device may include a PPG sensor including a light emitter that applies a current in a specified range and emits a light signal corresponding to the current and a light detector that amplifies a received light signal by applying one of a plurality of gain values, a memory that stores a plurality of sets of PPG models corresponding to the plurality of gain values and including a current value and PPG level data corresponding to the current value, and at least one processor electrically connected to the PPG sensor and the memory, wherein the at least one processor may acquire a first PPG signal from the PPG sensor set with a first current value satisfying the specified range and a first gain value of the plurality of gain values when a user's contact is detected by the PPG sensor, generate a first PPG model corresponding to the user based on a first PPG model set corresponding to the first gain value among the plurality of sets of PPG models, the first current value and the first PPG signal, determine a second gain value and a second current value for acquiring a PPG signal with a specified PPG level, based at least on the first PPG model set, and acquire a second PPG signal with the specified PPG level using the PPG sensor set with the second gain value and the second current value. In addition, various embodiments understood from the specification are possible.

    SYSTEM-ON-CHIP INCLUDING LOW-DROPOUT REGULATOR
    14.
    发明申请
    SYSTEM-ON-CHIP INCLUDING LOW-DROPOUT REGULATOR 有权

    公开(公告)号：US20250165020A1

    公开(公告)日：2025-05-22

    申请号：US19028974

    申请日：2025-01-17

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Seki KIM ,  Sangho KIM ,  Yongjin LEE ,  Hyongmin LEE ,  Dongha LEE ,  Byeongbae LEE ,  Sungyong LEE

    IPC: G05F1/575 ,  G05F1/46

    Abstract: A system-on-chip according to an embodiment includes a core including a header switch circuit configured to transmit a power supply voltage applied to a first power rail as a supply voltage to a second power rail and a logic circuit configured to operate based on the supply voltage from the second power rail, and a low-dropout (LDO) regulator configured to regulate a magnitude of first current output to the second power rail based on a change in the supply voltage, wherein the LDO regulator is further configured to control on/off of a plurality of first header switches included in the header switch circuit based on an amount of the change in the supply voltage.

    SYSTEM-ON-CHIP INCLUDING LOW-DROPOUT REGULATOR
    16.
    发明公开
    SYSTEM-ON-CHIP INCLUDING LOW-DROPOUT REGULATOR 审中-公开

    公开(公告)号：US20240061458A1

    公开(公告)日：2024-02-22

    申请号：US18501721

    申请日：2023-11-03

    Applicant: SAMSUNG ELECTRONICS CO., LTD.

    Inventor： Seki KIM ,  Shangho KIM ,  Yongjin LEE ,  Hyongmin LEE ,  Dongha LEE ,  Byeongbae LEE ,  Sungyong LEE

    IPC: G05F1/575

    CPC classification number: G05F1/575

    Abstract: A system-on-chip according to an embodiment includes a core including a header switch circuit configured to transmit a power supply voltage applied to a first power rail as a supply voltage to a second power rail and a logic circuit configured to operate based on the supply voltage from the second power rail, and a low-dropout (LDO) regulator configured to regulate a magnitude of first current output to the second power rail based on a change in the supply voltage, wherein the LDO regulator is further configured to control on/off of a plurality of first header switches included in the header switch circuit based on an amount of the change in the supply voltage.

    SEMICONDUCTOR MEMORY DEVICE
    17.
    发明公开
    SEMICONDUCTOR MEMORY DEVICE 审中-公开

    公开(公告)号：US20230328950A1

    公开(公告)日：2023-10-12

    申请号：US18175445

    申请日：2023-02-27

    Applicant: Samsung Electronics Co., Ltd.

    Inventor： Minjun LEE ,  Yongseok KIM ,  Hyuncheol KIM ,  Mintae RYU ,  Yongjin LEE

    IPC: H10B12/00

    CPC classification number: H10B12/00

    Abstract: A semiconductor memory device includes a plurality of memory cells arranged on a substrate. Each of the plurality of memory cells may include a first transistor on the substrate and a second transistor on the first transistor. The first transistor may include a first channel region between a first source region and a first drain region, a first gate electrode, and a first gate insulating layer. The second transistor may include a pillar structure having a second drain region, a second channel region and a second source region sequentially stacked on the first gate electrode, a second gate electrode on one side of the second channel region, and a second gate insulating layer between the second channel region and the second gate electrode. The second drain region and the second source region may have a first conductivity type impurity region and a second conductivity type impurity region, respectively.

    ELECTRONIC DEVICE FOR MEASURING BIOMETRIC INFORMATION AND METHOD FOR OPERATING THE SAME
    20.
    发明申请
    ELECTRONIC DEVICE FOR MEASURING BIOMETRIC INFORMATION AND METHOD FOR OPERATING THE SAME 审中-公开

    公开(公告)号：US20200268263A1

    公开(公告)日：2020-08-27

    申请号：US16797574

    申请日：2020-02-21

    Applicant: Samsung Electronics Co., Ltd.

    Inventor： Hansung LEE ,  Chansoo PARK ,  Hyunsu HONG ,  Sander LAND ,  Jongho PARK ,  Hyejung SEO ,  Yongjin LEE

    IPC: A61B5/0295 ,  A61B5/1455 ,  A61B5/024

    Abstract: An electronic device includes a housing, a touchscreen display viewable through a first part of the housing, a photoplethysmogram (PPG) sensor exposed through a second part of the housing, a processor disposed in the housing and operatively connected to the touchscreen display and the PPG sensor, and a memory disposed in the housing and operatively connected to the processor, wherein the memory stores instructions that, when executed, are configured to cause the processor to receive first data from the PPG sensor, generate second data by band-pass filtering the first data, generate oxygen saturation data based on at least some of the second data, select a first portion related to a first period of time from the second data, and display, on the touchscreen display, a graphical user interface including information related to the oxygen saturation data except for data corresponding to the first portion from the graphical user interface.

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