公开(公告)号：US10416193B2

公开(公告)日：2019-09-17

申请号：US14454486

申请日：2014-08-07

Applicant: Samsung Electronics Co., Ltd. ,  SNU R&DB Foundation

Inventor： Youn Ho Kim ,  Jae Min Kang ,  Kun Soo Shin ,  Kwang Suk Park ,  Jeong Su Lee ,  Yong Gyu Lim

IPC: G01R1/067 ,  H03H11/12 ,  G01R1/18

Abstract: An apparatus and method of removing common mode noise in the case of measuring a biosignal using a capacitive coupling active electrode (CCE) is provided. A frequency band of a common mode signal may interact with a shield voltage and thus, a frequency band of a biosignal may be compensated for.

公开(公告)号：US12193798B2

公开(公告)日：2025-01-14

申请号：US17846613

申请日：2022-06-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun Park ,  Jae Min Kang ,  Yong Joo Kwon ,  Youn Ho Kim

IPC: A61B5/021 ,  A61B5/0225 ,  A61B5/00 ,  A61B5/02 ,  A61B5/022

Abstract: A blood pressure measuring apparatus according to an aspect of the present invention includes: a touch sensor; a pulse wave measurer configured to measure pulse waves from a user; a contact force measurer including at least three force sensors and configured to measure a contact force between the touch sensor and the user by using the at least three force sensors; a contact area measurer configured to measure a contact area between the user and the touch sensor; and a processor configured to determine a vertical direction error, which indicates a degree of deviation of a direction of force, applied by the user to press the touch sensor, from a vertical direction to a surface of the touch sensor based on sensor values sensed by the at least three force sensors, and estimate blood pressure according to a determination result of the vertical direction error based on the pulse waves, the contact force, and the contact area.

公开(公告)号：US12171563B2

公开(公告)日：2024-12-24

申请号：US17970197

申请日：2022-10-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ui Kun Kwon ,  Jae Min Kang ,  Youn Ho Kim ,  Sang Kon Bae ,  Jin Woo Choi ,  Chang Mok Choi

IPC: A61B5/349 ,  A61B5/021 ,  A61B5/372 ,  A61B5/024 ,  A61B8/00 ,  A61B17/00

Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information by using an ultrasonic signal according to an embodiment of the present disclosure includes: an ultrasonic sensor configured to acquire an ultrasonic signal from an object; and a processor configured to detect peaks from the acquired ultrasonic signal, and to determine false detection of a peak, among the detected peaks, by using at least one of amplitudes of the detected peaks or a left waveform shape and a right waveform shape of the peak.

公开(公告)号：US11786180B2

公开(公告)日：2023-10-17

申请号：US16811774

申请日：2020-03-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae Min Kang ,  Yong Joo Kwon ,  Youn Ho Kim ,  Sang Yun Park ,  Jin Woo Choi

IPC: A61B5/02 ,  A61B5/00 ,  A61B5/0205 ,  G01L5/00 ,  A61B5/021 ,  A61B5/024 ,  A61B5/16

CPC classification number: A61B5/6843 ,  A61B5/0205 ,  A61B5/681 ,  A61B5/6898 ,  A61B5/742 ,  A61B5/7485 ,  G01L5/0038 ,  A61B5/02007 ,  A61B5/02108 ,  A61B5/02427 ,  A61B5/165 ,  A61B2560/0223

Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information may include: a pulse wave sensor configured to measure a pulse wave signal from an object; a force sensor configured to measure a force exerted by the object to the pulse wave sensor; and a processor configured to obtain a contact pressure based on the force and a reference contact area between the object and a contact surface, and estimate bio-information based on the contact pressure and the pulse wave signal.

公开(公告)号：US11779228B2

公开(公告)日：2023-10-10

申请号：US16422220

申请日：2019-05-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byung Hoon Ko ,  Yong Joo Kwon ,  Young Soo Kim ,  Sang Yun Park ,  Jong Wook Lee ,  Chang Mok Choi ,  Jae Min Kang ,  Youn Ho Kim

IPC: A61B5/021 ,  A61B5/00

CPC classification number: A61B5/02108 ,  A61B5/6826 ,  A61B5/6843 ,  A61B2562/0247

Abstract: A bio-signal measurement apparatus may include a first substrate and a second substrate, an optical sensor mounted in the first substrate, a force sensor disposed on or below the first substrate, and a separation structure interposed between the first substrate and the second substrate so as to prevent transmission of a force between the first substrate and the second substrate. An upper surface of the first substrate and an upper surface of the second substrate may be provided at the same level.

公开(公告)号：US11589755B2

公开(公告)日：2023-02-28

申请号：US16415586

申请日：2019-05-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae Min Kang ,  Yong Joo Kwon ,  Youn Ho Kim ,  Sang Yun Park

IPC: A61B5/0205 ,  A61B5/02 ,  A61B5/16 ,  A61B5/00 ,  A61B5/021

Abstract: An apparatus for estimating bio-information includes: a sensor part configured to obtain contact pressure of a contact surface contacted by an object, and configured to obtain a contact image of the object that contacts the contact surface; and a processor configured to obtain a pulse wave signal of a region of interest based on the contact image, and configured to estimate bio-information based on the obtained pulse wave signal and the contact pressure.

公开(公告)号：US11517206B2

公开(公告)日：2022-12-06

申请号：US16419099

申请日：2019-05-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun Park ,  Jae Min Kang ,  Yong Joo Kwon

IPC: A61B5/00 ,  A61B5/021 ,  A61B5/022 ,  A61B5/0522 ,  A61B5/1171 ,  G06V40/18

Abstract: According to one aspect of the present disclosure, an electronic device may include: a communication interface configured to receive, from a touch pen, force information about a force of the touch pen exerted onto an object when the object is in contact with the touch pen; a pulse wave measurer configured to measure a pulse wave of the object when the object is brought into contact with the electronic device by the force of the touch pen; and a processor configured to estimate a blood pressure of the object based on the force information and the pulse wave.

公开(公告)号：US20220304583A1

公开(公告)日：2022-09-29

申请号：US17841331

申请日：2022-06-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun PARK ,  Jae Min Kang ,  Yong Joo Kwon ,  Youn Ho Kim

IPC: A61B5/021 ,  A61B5/00 ,  A61B5/024

Abstract: A blood pressure measuring apparatus, may include: a touch sensor; a pulse wave measurer configured to measure pulse waves from a user's finger when the user's finger is in contact with the touch sensor; a contact pressure measurer configured to measure a contact pressure between the user's finger and the touch sensor; a fingerprint recognizer configured to recognize a fingerprint of the user's finger; and a processor configured to determine a degree of position coincidence between the user's finger and the pulse wave measurer based on the recognized fingerprint, and to estimate a blood pressure of the user based on the pulse waves and the contact pressure according to the determined degree of position coincidence.

公开(公告)号：US11382520B2

公开(公告)日：2022-07-12

申请号：US16296444

申请日：2019-03-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun Park ,  Jae Min Kang ,  Yong Joo Kwon ,  Youn Ho Kim

IPC: A61B5/021 ,  A61B5/0225 ,  A61B5/00 ,  A61B5/022 ,  A61B5/02

Abstract: A blood pressure measuring apparatus according to an aspect of the present invention includes: a touch sensor; a pulse wave measurer configured to measure pulse waves from a user; a contact force measurer including at least three force sensors and configured to measure a contact force between the touch sensor and the user by using the at least three force sensors; a contact area measurer configured to measure a contact area between the user and the touch sensor; and a processor configured to determine a vertical direction error, which indicates a degree of deviation of a direction of force, applied by the user to press the touch sensor, from a vertical direction to a surface of the touch sensor based on sensor values sensed by the at least three force sensors, and estimate blood pressure according to a determination result of the vertical direction error based on the pulse waves, the contact force, and the contact area.

公开(公告)号：US11382519B2

公开(公告)日：2022-07-12

申请号：US16266672

申请日：2019-02-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun Park ,  Jae Min Kang ,  Yong Joo Kwon ,  Youn Ho Kim

IPC: A61B5/021 ,  A61B5/00 ,  A61B5/024 ,  A61B5/1172 ,  G06V40/12

Abstract: A blood pressure measuring apparatus may include: a touch sensor; a pulse wave measurer configured to measure pulse waves from a user's finger when the user's finger is in contact with the touch sensor; a contact pressure measurer configured to measure a contact pressure between the user's finger and the touch sensor; a fingerprint recognizer configured to recognize a fingerprint of the user's finger; and a processor configured to determine a degree of position coincidence between the user's finger and the pulse wave measurer based on the recognized fingerprint, and to estimate a blood pressure of the user based on the pulse waves and the contact pressure according to the determined degree of position coincidence.