公开(公告)号：US11419507B2

公开(公告)日：2022-08-23

申请号：US16361447

申请日：2019-03-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: A61B5/021 ,  A61B5/026 ,  A61B5/00 ,  A61B5/022 ,  A61B5/318 ,  A61B5/02

Abstract: A bio-information estimating apparatus includes a sensor part configured to measure a pulse wave signal from an object, a contact force that is applied by the object to the sensor part, and a contact area of the object that is applied to the sensor part, and a processor configured to obtain a first feature value, based on a first change in the contact area with respect to a second change in the contact force, obtain a second feature value, based on the pulse wave signal, and estimate bio-information, based on the first feature value and the second feature value.

公开(公告)号：US11344209B2

公开(公告)日：2022-05-31

申请号：US16439869

申请日：2019-06-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun Park ,  Jae Min Kang

IPC: A61B5/021 ,  A61B5/00 ,  A61B5/02 ,  A61B5/1171 ,  A61B5/16

Abstract: An electronic device for estimating bio-information is provided. According to one embodiment, the electronic device may include a pulse wave sensor configured to measure a pulse wave signal from an object; a magnetic field detector configured to detect a change in a magnetic field generated by a magnetic field source according to a change in a force exerted by the object to the pulse wave sensor; and a processor configured to acquire a contact pressure between the object and the pulse wave sensor based on the change in the magnetic field and obtain bio-information based on the pulse wave signal and the contact pressure.

公开(公告)号：US11246493B2

公开(公告)日：2022-02-15

申请号：US15439406

申请日：2017-02-22

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Youn Ho Kim ,  Kwang Suk Park ,  Soo Young Sim ,  Seung Woo Noh ,  Sang Yun Park ,  Kwang Min Joo ,  Myung Jun Koh ,  Hyo Sun Jeon

IPC: A61B5/01 ,  A61B5/00 ,  A61B5/0205 ,  G16H40/63 ,  A61B5/024 ,  A61B5/11

Abstract: A wrist temperature rhythm acquisition apparatus and method, a core temperature rhythm acquisition apparatus and method, and a wearable device are provided. The wrist temperature rhythm acquisition apparatus includes a data acquirer configured to acquire wrist temperature data of a user and external environment temperature data; and a processor configured to estimate wrist temperature rhythm data in which an influence of an external environment temperature is corrected, based on the acquired wrist temperature data and the acquired external environment temperature data.

公开(公告)号：US20200037956A1

公开(公告)日：2020-02-06

申请号：US16268072

申请日：2019-02-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: A61B5/00 ,  G06K9/00 ,  A61B5/1172 ,  A61B5/0205 ,  A61B5/02 ,  A61B5/16

Abstract: An apparatus for measuring bio-information such as blood pressure is provided. The bio-information measuring apparatus includes: a pulse wave sensor configured to measure a pulse wave signal from an object; a fingerprint sensor configured to obtain fingerprint information of the object; and a processor configured to estimate a contact area of the object based on the fingerprint information, and obtain bio-information based on the pulse wave signal and the contact area.

公开(公告)号：US12070332B2

公开(公告)日：2024-08-27

申请号：US17748557

申请日：2022-05-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang Yun Park ,  Jae Min Kang ,  Byung Hoon Ko ,  Seung Woo Noh ,  Jin Woo Choi

IPC: A61B5/00 ,  A61B5/021 ,  G06F1/16

CPC classification number: A61B5/681 ,  A61B5/02108 ,  A61B5/6843 ,  G06F1/163 ,  A61B2562/0247

Abstract: A wearable device includes a main body, a force sensor disposed on one surface of the main body and configured to measure a force, and a processor configured to control the force sensor to measure a first force when the one surface of the main body faces upwards, control the force sensor to measure a second force sensor when the one surface of the main body faces downward, and calibrate the force sensor based on at least one of the measured first force and the measured second force.

公开(公告)号：US20240188852A1

公开(公告)日：2024-06-13

申请号：US18129427

申请日：2023-03-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae Min KANG ,  Byung Hoon Ko ,  Seung Woo Noh ,  Sang Yun Park ,  Jin Woo Choi

IPC: A61B5/117 ,  A61B5/0205

CPC classification number: A61B5/117 ,  A61B5/0205

Abstract: An apparatus for performing user recognition may include: a first sensor configured to measure health information from a user; a second sensor configured to measure a pulse wave signal from the user; and a processor configured to obtain oxygen saturation based on the pulse wave signal, to recognize the user based on an oxygen saturation pattern of the obtained oxygen saturation, and to update the measured health information as health information of the recognized user.

公开(公告)号：US11969232B2

公开(公告)日：2024-04-30

申请号：US17237888

申请日：2021-04-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae Min Kang ,  Seung Woo Noh ,  Sang Yun Park ,  Jin Woo Choi

IPC: A61B5/0205 ,  A61B5/02 ,  A61B5/021 ,  A61B5/026 ,  A61B5/1172 ,  A61B5/16

CPC classification number: A61B5/0205 ,  A61B5/02007 ,  A61B5/02108 ,  A61B5/0261 ,  A61B5/1172 ,  A61B5/165 ,  A61B2562/0247

Abstract: An apparatus for non-invasively estimating bio-information includes an image sensor configured to acquire a first contact image of an object, based on the object being in contact with the image sensor, an actuator, and a processor configured to determine a contact position and a direction of the object, based on the acquired first contact image, and control the actuator to adjust a position of the image sensor, based on the determined contact position and the determined direction of the object so that a field of view (FOV) of the image sensor moves to a predefined measurement area on the object.

公开(公告)号：US11864871B2

公开(公告)日：2024-01-09

申请号：US17091832

申请日：2020-11-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae Min Kang ,  Seung Woo Noh ,  Sang Yun Park ,  Jin Woo Choi

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

CPC classification number: A61B5/0205 ,  A61B5/0002 ,  A61B5/0077 ,  A61B5/02007 ,  A61B5/02416 ,  A61B5/165 ,  A61B5/681 ,  A61B5/6803 ,  A61B2560/0214

Abstract: A wearable device includes an external light collector configured to collect external light; a sensor including an auxiliary light source and a light receiver, and configured to measure a bio-signal of an object; and a processor configured to determine whether the external light is sufficient to measure the bio-signal, and to control driving of the auxiliary light source based on the determination.

公开(公告)号：US20230293027A1

公开(公告)日：2023-09-21

申请号：US18323735

申请日：2023-05-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeong Eun HWANG ,  Byung Hoon Ko ,  Chang Mok Choi ,  Sang Yun Park ,  Jong Wook Lee

IPC: A61B5/021 ,  A61B5/02 ,  A61B5/024 ,  A61B5/026 ,  A61B5/145 ,  A61B5/1455 ,  A61B5/00

CPC classification number: A61B5/02108 ,  A61B5/02007 ,  A61B5/02427 ,  A61B5/0261 ,  A61B5/14532 ,  A61B5/1455 ,  A61B5/681 ,  A61B5/6843 ,  A61B5/6897 ,  A61B5/6898

Abstract: An apparatus for measuring bio-information may include: a pulse wave sensor comprising at least one pair of light emitters which are disposed apart from each other and a light receiver disposed between the at least one pair of light emitters, and configured to measure a plurality of pulse wave signals from an object by using the light receiver and the at least one pair of light emitters; a force sensor configured to measure a contact force that is applied to the pulse wave sensor by the object; and a processor configured to generate an integrated pulse wave signal by integrating the plurality of pulse wave signals based on the contact force and an area of a contact surface of the pulse wave sensor, and estimate bio-information of the object based on the integrated pulse wave signal.

公开(公告)号：US11751814B2

公开(公告)日：2023-09-12

申请号：US17317524

申请日：2021-05-11

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  POSTECH Research and Business Development Foundation

Inventor： Young Soo Kim ,  Sung-Min Park ,  Youn Ho Kim ,  Vega Pradana Rachim ,  Sang Yun Park ,  JinHyeok Baek

IPC: A61B5/00 ,  A61B5/0205 ,  A61B5/02 ,  A61B5/024 ,  A61B5/021 ,  A61B5/1455 ,  A61B5/16

CPC classification number: A61B5/7203 ,  A61B5/021 ,  A61B5/02007 ,  A61B5/02055 ,  A61B5/02405 ,  A61B5/02416 ,  A61B5/14551 ,  A61B5/165 ,  A61B5/4872

Abstract: An apparatus for estimating biological information of a user may include a light source configured to emit light to an object of the user; an image sensor comprising a pixel array, and configured to acquire successive image frames by detecting light scattered or reflected from the object of the user; and a processor configured to: select a predetermined number of pixel-rows from among pixel-rows of the image sensor, detect signal intensities in the predetermined number of pixel-rows for each image frame of the successive image frames, correct the signal intensities, combine the signal intensities for each image frame of the successive image frames based on correcting the signal intensities, acquire a photoplethysmogram (PPG) signal based on combining the signal intensities, and estimate the biological information of the user based on the PPG signal.