Samsung Electronics Co., Ltd.

Seoul National University

Snu Rdb Foundation

Yongjoo Kwon

Sunkwon Kim

Jaemin Kang

Younho Kim

Sangyun Park

Seongho Cho

Seungwoo Noh

Jonghyun Park

Junghoon Lee

Yoonsun Choi

Seungjun Lee

Duhyun Lee

Yonghwa Park

Kyuhwan Choi

Yunhee Kim

Myounghoon Jung

Youngzoon Yoon

Byungkyu Lee

Yeolho Lee

Joonhyung Lee

Byeongwook Yoo

Kyoungjun Kim

Jungmok Bae

Seolyoung Choi

Heechan Kim

Taekdong Chung

Seungyul Choi

Provided is an apparatus configured to detect a light signal, the apparatus including a light source configured to radiate light toward an object, a light receiver configured to receive an ambient light and a transmitted light corresponding to the light radiated toward the object from the light source, at least one processor configured to control the light source to be turned off such that a first output signal is generated by the light receiver and control the light source to be turned on such that a second output signal is generated by the light receiver, and an operator configured to generate a transmitted light signal from which noise is removed by differentially operating the second output signal from the first output signal.

Apparatus and method for detecting light signal

An apparatus and a method of measuring bioinformation are provided. The apparatus for measuring bioinformation includes a first sensor configured to measure a first biosignal including arterial pulse wave information, a second sensor configured to measure a second biosignal including venous or capillary pulse wave information, and a bioinformation estimator configured to estimate bioinformation of a user based on a time delay between the first biosignal and the second biosignal.

Apparatus and method for measuring bioinformation

Provided are a physiological signal analysis device and method to detect and analyze physiological information of a subject. The physiological signal analysis device includes a memory device configure to store a wrinkle pattern at a measurement position of a subject as a reference position; a sensor configured to sense the reference position and a physiological signal of the subject at the reference position in response to the stored reference position being within a range of the sensor; and a signal processor configured to process the physiological signal sensed the sensor.

Devices and methods for noninvasive physiological analysis

Provided are apparatuses and methods for detecting biological information. An apparatus for detecting biological information may include a biological signal measurement unit having at least two light emission elements having different light emission angles. The at least two light emission elements may include different types of light sources. The at least two light emission elements may include multiple light sources of the same type, and in this case, an optical element configured to adjust a light emission angle of one of the light sources may be provided. The apparatus for detecting biological information may include a biological signal measurement unit including a light emitting unit having variable light emission angle. The apparatus for detecting biological information may further include a data processor configured to extract and analyze biological information of a subject from data measured by the biological signal measurement unit.

Apparatus and method for detecting biological information

An apparatus for detecting biometric information of a living body detects a pulse wave and extracts the biometric information of the living body in a non-invasive method. The apparatus for detecting biometric information includes a surface pulse wave measurement unit for measuring a surface pulse wave of an object. The surface pulse wave measurement unit includes at least one light source that radiates incoherent light and at least one photodetector that measures an intensity of light radiated by the at least one light source and reflected from a surface of the object. The surface pulse wave measurement unit measures the surface pulse wave of the object based on a change in the intensity of the light reflected from the surface of the object.

Apparatus for detecting biometric information of living body

An electrowetting device which includes a polarizable liquid; and a nonpolar solution separated from the polarizable liquid by an interface. The polarizable liquid may include a polar solvent, an organic acid, and ammonium hydroxide having at least one alkyl group.

Fluid for electrowetting device and electrowetting device using the same

A detachable biosignal complex sensor includes a clip type structure including: a circuit module configured to receive a biosignal of a subject and perform signal processing on the biosignal, a first plate, and a second plate having an end thereof which is rotatably connected to an end of the first plate so that the clip type structure is configured to be fastened to an item; and a sensor and electrodes provided on outer surfaces of the first plate and the second plate and configured to obtain the biosignal and transmit the obtained biosignal to the circuit module.

Detachable biosignal complex sensor and method of detecting biosignal information using the same

An apparatus and a method for detecting bio-information are provided. The apparatus includes a bio-signal detector including a light emitter including a light-emitting diode (LED) and a laser diode (LD), the LED and the LD being configured to emit optical signals on an object. The bio-signal detector further includes an optical detector including a light-receiver configured to detect optical signals modulated by the object. The apparatus further includes a processor configured to process the optical signals to detect the bio-information of the object.

Apparatus for detecting bio-information

A biometric information measuring device includes a pulse wave measuring module configured to measure pulse waves by emitting light toward a target object and sensing light reflected from the target object; a communication module configured to obtain calibration information from a remote calibration server; and a biometric information analyzing module configured to analyze biometric information based on the measured pulse waves and the calibration information. The calibration information indicates biometric information measurement variables of a plurality of subjects.

Device and system for measuring biometric information

A touch panel apparatus for sensing a biosignal and a method of acquiring information about respiration of a user by the touch panel apparatus are provided. The touch panel apparatus includes a touch panel configured to sense a biosignal of a user based on a touch input through the touch panel; a detector configured to detect a respiratory signal from the biosignal; and a processor configured to acquire information about respiration of the user based on characteristics of the detected respiratory signal.

Touch panel apparatus for sensing a biosignal and method of acquiring information about respiration of user using the same

A biometric information detecting apparatus includes a bio-signal measurer including a light-emitting unit and a light-receiving unit, the light-emitting unit configured to emit an optical signal and the light-receiving unit configured to detect the optical signal that is modulated by a target object; a low-frequency signal obtainer configured to obtain a low-frequency signal from the bio-signal measured by the bio-signal measurer; and a signal processor configured to analyze biometric information from the bio-signal in response to determining that the low-frequency signal obtained from the bio-signal is within a reference range.

Apparatus and method for detecting biometric information

Provided is an apparatus and method of measuring a pulse wave. The method includes: causing receivers to respectively receive pulse wave signals that are detected at two points of an object, determining an effective pulse wave signal period by using the received pulse wave signals, and obtaining a pulse transit time (PTT) between the two points by using a result obtained after comparing a magnitude of an output signal of each of the receivers with a value that is less by a predetermined percentage than a peak value of an output signal of each of the receivers during the determined effective pulse wave signal period.

Growing community of inventors

Yongin-si, South Korea

Yongjoo Kwon