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：US20250052877A1

公开(公告)日：2025-02-13

申请号：US18408117

申请日：2024-01-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: G01S7/534 ,  G01S15/32

Abstract: An apparatus for distance measurement using ultrasonic waves may include: a memory configured to store an applied voltage profile that indicate voltages to be applied to a transducer at a plurality of different operational frequencies of transducer, a transducer including a transmitter configured to generate ultrasonic waves with a frequency modulated waveform, and a receiver configured to receive an echo signal reflected back from a measurement object; and a processor configured to control the transducer based on the applied voltage profile, and measure a distance to the measurement object based on the echo signal.

公开(公告)号：US11903685B2

公开(公告)日：2024-02-20

申请号：US16817021

申请日：2020-03-12

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Industry-University Cooperation Foundation Hanyang University

Inventor： Jin Woo Choi ,  Joon-Hyuk Jang ,  Youn Ho Kim ,  Chang Mok Choi ,  Tae-Jun Park ,  Kwangsub Song

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

CPC classification number: A61B5/022 ,  A61B5/02116 ,  A61B5/681 ,  A61B5/6803 ,  A61B5/6843 ,  A61B5/6879 ,  A61B5/7267

Abstract: An apparatus for estimating bio-information includes a sensor part configured to measure a pulse wave signal and a contact force of an object, while the object is in contact with the sensor part. The apparatus further includes a processor configured to extract a first feature from the measured pulse wave signal and the measured contact force, select one estimation model from a plurality of estimation models, based on a second feature of a user corresponding to the object, and estimate the bio-information, by inputting the extracted first features in the selected estimation model.

公开(公告)号：US11896353B2

公开(公告)日：2024-02-13

申请号：US17589207

申请日：2022-01-31

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: A61B5/021 ,  A61B5/00

CPC classification number: A61B5/02116 ,  A61B5/021 ,  A61B5/6824 ,  A61B5/6815 ,  A61B5/746

Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information according to an embodiment includes: an ultrasonic sensor configured to acquire a bio-signal from an object; and a processor configured to detect peaks from the bio-signal, and to determine false detection of a peak, among the detected peaks, by using at least one of a time interval between a current peak and an immediately preceding peak, amplitudes of the current peak and the immediately preceding peak, a shape of a waveform on a left region and a right region of the peak, and an occurrence position of the peak.

公开(公告)号：US11696727B2

公开(公告)日：2023-07-11

申请号：US16950178

申请日：2020-11-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: A61B5/00 ,  A61B5/022 ,  A61B5/16 ,  A61B5/021

CPC classification number: A61B5/6843 ,  A61B5/02116 ,  A61B5/02225 ,  A61B5/02241 ,  A61B5/165 ,  A61B5/6826 ,  A61B5/7445

Abstract: The present disclosure relates to technology for estimating bio-information by using a foldable electronic device. The foldable electronic device includes a main body part, having a first main body and a second main body, configured to fold along a folding line; a first sensor provided on the first main body, and configured to obtain a contact image of an object of a user; a second sensor provided on the first main body, and configured to measure a degree of folding of the main body part; and a processor configured to estimate bio-information of the user, based on the contact image of the object and the degree of folding.

公开(公告)号：US20230007884A1

公开(公告)日：2023-01-12

申请号：US17468234

申请日：2021-09-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: A61B5/022 ,  A61B5/00

Abstract: An apparatus for estimating bio-information is provided. According to an example embodiment, the apparatus for estimating bio-information includes: a pulse wave sensor including channels, and configured to measure pulse wave signals from an object at the channels; a force sensor configured to measure a contact force applied by the object to the pulse wave sensor; and a processor configured to determine correlations between the pulse wave signals of the channels, and to estimate bio-information based on the measured pulse wave signals and the measured contact force based on the correlations satisfying a condition.

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.