Abstract:
Provided is an apparatus and method for detecting biometric information. The apparatus may include a biometric signal measurer comprising a light-receiving element and a plurality of light-emitting elements; and a processor including a tracking unit configured to sequentially drive the plurality of light-emitting elements, receive a signal detected by the light-receiving element, and determine a tracking line that connects at least two positions of a radial artery of the object from the received signal; and an analyzing unit configured to detect a pulse wave signal at the at least two points on the tracking line and analyze biometric information from the detected pulse wave signal.
Abstract:
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.
Abstract:
An electronic device includes a light emitting element having a width of less than or equal to about 20 micrometers (μm), a quantum dot color filter overlapping the light emitting element, and a photo-detecting unit which detects a first light emitted from the quantum dot color filter.
Abstract:
An apparatus for simultaneously detecting surface pressure and blood volume of an object and a method of detecting the same are provided. The apparatus includes a printed circuit board (PCB); a light emitter disposed on the PCB which emits light of a first wavelength and light of a second wavelength; a first light receiver which detects light of the first wavelength and a second light receiver which detects light of the second wavelength; a transparent elastic body on the PCB which covers the light emitter, the first light receiver, and the second light receiver; and a dichroic coating formed on the transparent elastic body. The dichroic coating reflects light of the first wavelength and transmits light of the second wavelength.
Abstract:
Provided is a method and apparatus to measure pulse wave information of a user. The method and apparatus obtain a basic blood pressure of the user estimated based on body information of a user. The method and apparatus determine a blood pressure calibration value corresponding to measured pulse wave information of the user using a pre-trained estimator. The method and apparatus calculate a final blood pressure of the user by applying the blood pressure calibration value to the basic blood pressure.
Abstract:
An apparatus for analyzing a biosignal is provided. The apparatus includes a communicator configured to receive from an external device a first biosignal of an object detected by the external device; a synchronizer configured to transmit a synchronization signal to from the external device or receive the synchronization signal from the external device; at least one biosignal detector configured to detect a second biosignal of the object according to the synchronization signal; and a processor configured to compare characteristics of the first biosignal and the second biosignal and obtain biometric information having correlation with a result of the comparison.
Abstract:
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.
Abstract:
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.
Abstract:
A touch panel apparatus for measuring biosignals and a method of measuring the biosignals by using the touch panel apparatus, are provided. The touch panel apparatus includes a first electrode array configured to detect touch input signals, a second electrode array configured to be coupled to the first electrode array based on driving power, a controller configured to determine an operation mode of the touch panel apparatus as either a manipulation mode configured to manipulate a screen of the touch panel apparatus or a measuring mode configured to measure the biosignals, based on the detected touch input signals, and a mode converter configured to connect the second electrode array to a source of the driving power in response to the controller determining the operation mode as the manipulation mode, and connect the second electrode array to ground in response to the controller determining the operation mode as the measuring mode.
Abstract:
A dynamic update system includes an input unit configured to receive biometric information of a user in real time and convert the biometric information into biometric data, a dynamic update processing unit configured to use the biometric data for dynamic update, and a storage configured to back up registered biometric data of the user and data for the dynamic update, wherein the dynamic update processing unit determines whether to perform the dynamic update using the biometric data by utilizing one of spatial information and time information of the biometric data.