Abstract: An electronic device according to one aspect may include a main body, a sensor part disposed on one surface of the main body and configured to detect a light signal of an object, a first output interface comprising a light emitter disposed on one surface of the main body and configured to guide a user through a measurement operation by controlling a light-emitting mode of the light emitter, and a processor configured to control the first output interface according to the measurement operation and estimate the user's bioinformation based on a result of detecting the light signal by the sensor part.

Abstract: An apparatus for estimating bio-information, includes: a sensor configured to detect at least one first light signal and at least one second light signal, each of the at least one first light signal having a first light path from an object and each of the at least one second light signal having a second light path from the object that is different from the first light path; and a processor configured to: obtain a first absorbance based on the at least one first light signal, obtain a second absorbance based on the at least one second light signal, and estimate bio-information based on a difference between the first absorbance and the second absorbance.

Abstract: 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.

Abstract: Provided is a method of providing health information using an electronic device with a display devices. One or more processors may be configured to display, based on a request from a user, a home screen of a user interface through a display device, assess a health status of a user based on receiving data related to one or more health indices, display a virtual avatar that responds to a health status of the user on the home screen, determine a new visualization method of the virtual avatar, and modify the representation of the virtual avatar according to the determined new visualization method.

Abstract: Provided is an apparatus configured to estimate an antioxidant component, the apparatus including a storage configured to store first antioxidant concentrations estimated at a first body part and second antioxidant concentrations estimated at a second body part, and a processor configured to estimate the first antioxidant concentrations at the first body part, to extract, as training data, data pairs of the first antioxidant concentrations and the second antioxidant concentrations from the storage based on learning conditions, and generate a transformation model configured to transfer the second antioxidant concentrations into a reference index based on the training data.

Abstract: An apparatus for estimating a concentration of a component includes a sensor including a plurality of light sources having different central wavelengths and at least one detector configured to detect light, and a processor configured to determine a first reflectance of skin using a first light source of the plurality of light sources, set an operating condition of the sensor based on the determined first reflectance, drive the plurality of light sources according to the operating condition, and estimate a concentration of an analyte component based on a plurality of light quantities detected from skin by the at least one detector.

Abstract: An electronic device may include an optical sensor configured to emit a reference light to a reference object and detect the reference light reflected from the reference object during calibration, and emit a measurement light to a target object and detect the measurement light reflected from the target object during a measurement; and a processor configured to perform the calibration of the optical sensor while the electronic device is disposed to oppose or in contact with the reference object by controlling the optical sensor to emit and detect the reference light, and estimate bio-information based on a light quantity of the measurement light that is reflected from the target object by the optical sensor, and a light quantity of the reference light reflected from the reference object.

Abstract: An apparatus for estimating bio-information includes: a sensor including one or more light sources configured to emit light to an object and a plurality of detectors configured to detect light reflected from the object; and a processor configured to transform a plurality of light quantities obtained from respective detectors of the plurality of detectors to a distance domain, to combine the plurality of transformed light quantities in the distance domain, to correct the combined light quantity based on a reference light quantity for correcting a deviation of a distance between the one or more light sources and the plurality of detectors, and to estimate bio-information based on a light quantity resulting from the correction.

Abstract: Provided is an apparatus for non-invasively monitoring a health condition. The apparatus for monitoring health according to an example embodiment of the disclosure includes: a pulse wave sensor configured to obtain a first pulse wave signal in a first contact state of an object and a second pulse wave signal in a second contact state of the object; and a processor configured to estimate a degree of vasodilation based on an alternating current (AC) component of each of the first pulse wave signal and the second pulse wave signal, configured to monitor a vascular health condition based on the estimated degree of vasodilation, and configured to output a result of monitoring the vascular health condition.

Abstract: 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.

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.

Abstract: An apparatus for estimating bio-information, includes a sensor including a cover having a transmitting area provided at a center of the cover, and non-transmitting areas provided at both edges of the cover, a light source configured to emit light onto an object that is in contact with the cover, and a detector configured to detect a first optical signal of the emitted light that is scattered or reflected from the object after passing through the transmitting area, and a second optical signal of the emitted light that is reflected from the non-transmitting areas. The apparatus further includes a processor configured to estimate bio-information, based on the detected first optical signal and the detected second optical signal.

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.

Abstract: An apparatus for estimating bio-information is provided. The apparatus includes: an ultrasound image acquirer configured to acquire ultrasound images of an object; a pressurizer configured to apply pressure to the object to occlude a blood vessel; and a processor configured to estimate a change in a diameter of the blood vessel using the ultrasound images acquired by the ultrasound image acquirer before and after an occlusion of the blood vessel, and estimate bio-information based on the estimated change in the diameter of the blood vessel.

Abstract: An apparatus for estimating bio-information may include an optical sensor comprising a light emitter disposed on a substrate, and a plurality of light receiving groups which are arranged on a plurality of concentric circles on the substrate, at different distances from the light emitter, respectively, and a processor configured to drive one of the plurality of light receiving groups that is selected based on a type of the bio-information to be estimated, and estimate the bio-information of an object based on optical signals detected by the driven light receiving group.

Abstract: An electronic device may include an optical sensor configured to emit a reference light to a reference object and detect the reference light reflected from the reference object during calibration, and emit a measurement light to a target object and detect the measurement light reflected from the target object during a measurement; and a processor configured to perform the calibration of the optical sensor while the electronic device is disposed to oppose or in contact with the reference object by controlling the optical sensor to emit and detect the reference light, and estimate bio-information based on a light quantity of the measurement light that is reflected from the target object by the optical sensor, and a light quantity of the reference light reflected from the reference object.

Abstract: An electronic device according to one aspect may include a main body, a sensor part disposed on one surface of the main body and configured to detect a light signal of an object, a first output interface comprising a light emitter disposed on one surface of the main body and configured to guide a user through a measurement operation by controlling a light-emitting mode of the light emitter, and a processor configured to control the first output interface according to the measurement operation and estimate the user's bioinformation based on a result of detecting the light signal by the sensor part.

Abstract: An electronic device may include: an optical sensor configured to emit a reference light to a reference object and detect the reference light reflected from the reference object during calibration, and emit a measurement light to a target object and detect the measurement light reflected from the target object during a measurement; a display; and a processor configured to: when the electronic device is placed on a charger and is in a charging state, perform the calibration of the optical sensor based on the reference light reflected from the reference object; control the display to output guide information for estimating bio-information according to progress stages of the measurement after charging of the electronic device; and estimate the bio-information based on a light quantity of the measurement light that is reflected from the target object, and a light quantity of the reference light reflected from the reference object.

Abstract: An apparatus for estimating bio-information may include an optical sensor comprising a light emitter disposed on a substrate, and a plurality of light receiving groups which are arranged on a plurality of concentric circles on the substrate, at different distances from the light emitter, respectively, and a processor configured to drive one of the plurality of light receiving groups that is selected based on a type of the bio-information to be estimated, and estimate the bio-information of an object based on optical signals detected by the driven light receiving group

Abstract: A biological component measuring apparatus may include: a first light source configured to emit a first light of a first wavelength range onto an object; a second light source configured to emit a second light of a second wavelength range onto the object, the second wavelength range being different from the first wavelength range; a detector configured to detect the first light and the second light which are scattered from the object; and a processor configured to determine a scattering coefficient based on the detected first light, obtain blood vessel depth information based on the detected second light, and measure a biological component by correcting the scattering coefficient based on the blood vessel depth information.