Abstract:
An electronic device is disclosed. According to an embodiment disclosed herein, an electronic device may include a PPG sensor including a light emitter that applies a current in a specified range and emits a light signal corresponding to the current and a light detector that amplifies a received light signal by applying one of a plurality of gain values, a memory that stores a plurality of sets of PPG models corresponding to the plurality of gain values and including a current value and PPG level data corresponding to the current value, and at least one processor electrically connected to the PPG sensor and the memory, wherein the at least one processor may acquire a first PPG signal from the PPG sensor set with a first current value satisfying the specified range and a first gain value of the plurality of gain values when a user's contact is detected by the PPG sensor, generate a first PPG model corresponding to the user based on a first PPG model set corresponding to the first gain value among the plurality of sets of PPG models, the first current value and the first PPG signal, determine a second gain value and a second current value for acquiring a PPG signal with a specified PPG level, based at least on the first PPG model set, and acquire a second PPG signal with the specified PPG level using the PPG sensor set with the second gain value and the second current value. In addition, various embodiments understood from the specification are possible.
Abstract:
A method and wearable device are provided. The wearable device includes a movement detection unit, a position detection unit, a wireless communication unit, a biometric information detection unit, a memory, and a processor, which implements the method, including determining an acquisition condition for acquiring biometric information, based on at least one of: setting information stored in the memory, movement information from a movement detection unit, location information from a position detection unit, information from a wireless communication unit, and information from a biometric information detection unit indicating wearing or non-wearing of the wearable device, storing the determined acquisition condition and the biometric information, comparing the stored biometric information with a predesignated setting value, determining an additional acquisition condition for acquiring biometric information in accordance with the comparison result, and controlling the wearable device or another electronic device communicatively coupled with the wearable device in accordance with the comparison result.
Abstract:
A method and a system for processing a heart rate (HR) in an electronic device are provided. The method includes detecting a photoplethysmography (PPG) signal, producing a first HR from the detected PPG signal, producing a second HR from the detected PPG signal, determining a resultant HR by analyzing the first HR and the second HR, and displaying the resultant HR.
Abstract:
An electronic device and method for measuring biometric information are provided. The electronic device includes at least one light emitter; light receiver; and a processor. The processor is configured to emit light outside of the electronic device through the at least one light emitter, obtain, through the light receiver, light reflected by an external object among the emitted light, obtain a signal generated based on at least a portion of the reflected light and corresponding to the external object, output guide information related to a location of the external object when the signal satisfies a first designated condition, and obtain biometric information about the external object when the signal satisfies a second designated condition. When a finger of a user finger of the electronic device is not accurately located at a bio sensor, by guiding an accurate grip location, biometric information about the user can be accurately measured.
Abstract:
A device for detecting biometric information is provided. The device includes a housing, a fastener coupled to a part of the housing and detachably attached to a part of a user's body, at least one first sensor configured to detect the motion of the electronic device, at least one second sensor configured to detect a change in the user's body, a memory, and a processor electrically connected to the at least one first sensor, the at least one second sensor, and the memory. The memory may store instructions that configure the processor, when being executed, to determine whether the electronic device is worn on a part of the user's body using the at least one first sensor, acquire information on the motion of the electronic device using at least a part of the at least one first sensor for a second period of time shortly before and/or immediately after a first period of time selected passes from the time when the electronic device is worn on a part of the user's body, and activate the at least one second sensor based on at least a part of the information on the motion.
Abstract:
A hearing device, a hearing device controller and a method of controlling a hearing device are provided. A hearing device includes a movement estimation unit configured to estimate a head movement using audio signals, and a hearing device control unit configured to control an operation of the hearing device based on the estimated head movement.
Abstract:
An electronic device is provided. The electronic device includes a first sensor configured to measure a physiological parameter of a user, a second sensor configured to measure motion feature of the user, at least one processor operatively connected with the first sensor or the second sensor, and a memory operatively connected with the at least one processor, wherein the memory stores instructions executed to enable the at least one processor to, monitor a physiological signal of the user based on the physiological parameter measured by the first sensor, upon detecting motion of the user using at least one of the first sensor or the second sensor while monitoring the physiological signal, identify a first signal indicating a physiological activity trend based on the motion feature obtained from the second sensor, and correct the physiological signal recorded for a first time period during which the motion is maintained based on the first signal.
Abstract:
A wearable electronic device for detecting biometric information is provided. The device includes a motion sensor, one or more optical sensors including a light emitting unit and a light receiving unit, and at least one processor configured to obtain a first motion signal corresponding to the wearable electronic device, prior to a biological signal being obtained, emit light using the light emitting unit based on a determination that the first motion signal satisfies a specified condition, obtain the biological signal corresponding to a user using the light receiving unit based on reflected light which the light is reflected on the user, obtain, using the motion sensor, a second motion signal corresponding to the wearable electronic device during the obtaining of the biological signal, and refrain from the emitting of the light, based on a determination that the second motion signal does not satisfy the specified condition.
Abstract:
An electronic device providing information through a virtual environment is disclosed. The device includes: a display; and an information providing module functionally connected with the display, wherein the information providing module displays an object corresponding to an external electronic device for the electronic device through the display, obtains information to be output through the external electronic device, and provides contents corresponding to the information in relation to a region, on which the object is displayed.
Abstract:
A photoplethysmography (PPG) method is provided. The PPG method includes performing at least one of PPG signal measurement and surrounding environment information sensing, and determining a characteristic of a light source for measuring a PPG signal based on at least one of the measured PPG signal or the sensed surrounding environment information.