Samsung Electronics Co., Ltd.

University-Industry Cooperation Group of Kyung Hee University

Byung Hoon Ko

Jong Wook Lee

Chang Mok Choi

Youn Ho Kim

Sang Yun Park

Jeong Eun Hwang

Seung Woo Noh

Tak Hyung Lee

Young Soo Kim

Jin Woo Choi

Jae Min Kang

Yong Joo Kwon

Kun Soo Shin

Kun Sun Eom

Hyun Seok Moon

Sung Mo Ahn

Myoung Hoon Jung

Jin Hyun Yun

Young Jun Hong

Jong Han Kim

Jin Young Park

Seung Keun Yoon

Jong Hoon Park

Dae Geun Jang

Yun Ki Lee

Sang Kon Bae

Yoon Soo Kim

Won Bin Hong

Jong Pal Kim

Hyungwoo Lee

Eui Seok Shin

Byung Chul Kim

Jong Keun Song

Jae Wook Shim

So Young Lee

Young Ju Lee

Jae Chun Lee

Choong Hee Lee

Deuk Seok Chung

Sub Sunoo

Sang-Seok Nam

Eui-Seok Shin

Hun-Young Park

Eun Ju Yeom

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.

Apparatus and method for measuring bio-information

An apparatus for estimating blood pressure includes: a sensor, and a processor configured to estimate blood pressure based on a PPG signal and a contact pressure signal measured by the sensor. The sensor includes: a transparent elastic body; a first polarizing film provided on a surface of the transparent elastic body and configured to come into contact with the object; a light source provided under the transparent elastic body and configured to emit light toward the object; a first detector and a second detector provided under the transparent elastic body and configured to detect light, passing through the first polarizing film after being emitted by the light source and scattered or reflected from the object, to measure the PPG signal; and a second detector provided under the transparent elastic body and configured to detect light, not passing through the first polarizing film, to measure the contact pressure signal.

Apparatus and method for estimating blood pressure, and sensor for estimating the same

Provided i an apparatus configured to estimate an optical-based force, the apparatus including a main body, a cover disposed at a first side of the main body and configured to contact an object, a support part connected to two sides of the cover, supporting the cover, and protruding toward an inside of the main body, and an optical sensor disposed on the support part, the optical sensor including a light source configured to emit light onto a reflector, a detector configured to detect light reflected from the reflector, and a circuit unit configured to estimate a contact force of the object based on the detected light.

Apparatus and method for estimating optical-based force

A wafer-type sensor for wafer alignment includes a dummy wafer; a sensor module disposed in the dummy wafer, and a processor configured to control the sensor module to measure a distance between a side surface of the dummy wafer and a ring formed around a periphery of an electrostatic chuck based on the dummy wafer being mounted on the electrostatic chuck by a transfer robot.

Wafer type sensor, wafer alignment method using the same, and calibration device for calibrating wafer type sensor

An apparatus for measuring bio-information includes: a light source including a first light emitter that emits first light of a first wavelength, and a second light emitter that emits second light of a second wavelength; an image sensor including a first pixel region including first pixels that detect the first light reacted with an object, and a second pixel region including second pixels that detect the second light reacted with the object; a light source controller that controls the first light emitter to emit the first light of the first wavelength when a first light exposure operation is performed on the first pixels, and controls the second light emitter to emit the second light of the second wavelength when a second light exposure operation is performed on the second pixels; and a processor that obtains a bio-signal of the object from data detected by the image sensor.

Apparatus for measuring bio-information, and electronic device including the same

An apparatus for estimating bio-information, may include: a main body; a photoplethysmogram (PPG) sensor disposed in the main body and configured to measure a PPG signal from an object of a user; an internal pressure sensor disposed in a closed space formed in the main body, and configured to measure a pressure applied to the closed space when the object applies force to a surface of the main body; and a processor configured to estimate the bio-information of the user based on the PPG signal and the pressure applied to the closed space.

Apparatus and method for estimating bio-information

An apparatus for estimating biological information may include a sensor configured to detect a first light signal and a second light signal from an object of a user and a processor configured to determine whether a condition for estimating biological information is satisfied based on the detected first light signal and estimate biological information based on the second light signal, wherein the sensor includes a force sensor configured to measure a force applied to the object when the object is in contact with a cover surface of the sensor.

Apparatus for estimating biological-information and sensor for measuring multi-signal

An apparatus for measuring bio-signals is provided. According to an example embodiment, the apparatus for measuring bio-signals includes: a light source configured to emit light onto an object; an image sensor including: a pixel array configured to detect the light emitted by the light source and reacted by the object and a pixel binning unit configured to bin data of the light, detected by the pixel array, by using at least two different binning sizes; and a processor configured to acquire a plurality of bio-signals respectively based on data of the at least two different binning sizes, which are output from the image sensor.

Apparatus and method for measuring multiple bio-signals using image sensor based on different binning sizes

A bio-information processing apparatus may include: a bio-signal measurer configured to measure a bio-signal; a bio-information receiver configured to receive first bio-information; and a processor configured to estimate second bio-information based on the bio-signal, and to correct the second bio-information based on measurement circumstances of the first bio-information and the second bio-information.

Apparatus and method for processing bio-information

An electronic device and a control method using the same are provided. The electronic device may include: a photoplethysmography (PPG) sensor having a plurality of channels arranged isotropically; and a processor configured to: detect a center of gravity of an external force applied to a measurement area of the PPG sensor by an object, based on PPG signals that are detected from the plurality of channels when the object is in contact with the measurement area of the PPG sensor, and generate a control command based on a change in the detected center of gravity.

Electronic device for controlling a user interface via a biometric sensor and control method using the same

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.

Wearable device and method of calibrating force sensor in wearable device

An antioxidant sensor according to an aspect of the disclosure includes: a touch sensor; a light source configured to emit light of a predetermined wavelength onto an object touching the touch sensor; a light receiver configured to receive light returning from the object; and a processor configured to extract an image of a contact surface of the object based on a sensor value of the touch sensor, to analyze the extracted image of the contact surface, and to obtain an antioxidant signal of the object by driving the light source based on a result of analyzing the image of the contact surface.

Antioxidant sensor and method of obtaining antioxidant signal

An apparatus for obtaining bio-information may include a pulse wave sensor including a light source and a detector. The light source is configured to emit multi-wavelength light to an object of interest and the detector is configured to detect light reflected from the object. In addition, the apparatus may include a processor configured to obtain a change in volume of a blood vessel based on one or more of quantity of detected multi-wavelength light and absorbance coefficients of respective wavelengths of the multi-wavelength light and obtain bio-information based on the measured change in volume of the blood vessel.

Apparatus and method for obtaining bio-information

An assembly for measuring bio-information includes a finger contact interface configured to move based on a contact force applied by a finger of a user to the finger contact interface; a bio-sensor configured to measure the bio-information of the user based on the finger being in contact with the finger contact interface; a force sensor configured to measure the contact force of the finger applied to the finger contact interface; and a support configured to guide movement of the finger contact interface and support the force sensor against the finger contact interface.

Assembly for measuring bio-information

A bio-signal measuring apparatus includes: a substrate; a pulse wave measurer provided at the substrate and configured to measure pulse waves of a subject; and a pressure measurer provided at the substrate and configured to measure a contact pressure between the subject and the pulse wave measurer.

Bio-signal measuring apparatus

Growing community of inventors

Hwaseong-si, South Korea

Byung Hoon Ko