Abstract: An electronic device is provided. The electronic device includes a display module, a camera module, an ultra-wideband (UWB) communication circuit supporting UWB communication, and at least one processor is disclosed. The at least one processor may be configured to receive radar response information related to a radar reflection signal through the UWB communication circuit, analyze the radar response information to identify the presence of at least one alive object in a first image captured by the camera module, adjust autofocusing of the camera module based on detecting the presence of the at least one alive object, and display a second image captured through the adjusted autofocusing by the camera module on the display module.

Abstract: An electronic device is provided. The electronic device includes at least two pairs of electrodes, and a processor, wherein the processor may be configured to generate a signal and output the signal by using a first pair of electrodes, measure a voltage response signal by using a second pair of electrodes, detect a differential electrocardiogram from the measured voltage response signal, detect a local impedance cardiogram from the measured voltage response signal, calculate a pulse arrival time by using the detected differential electrocardiogram and local impedance cardiogram, and calculate blood pressure by using the calculated pulse arrival time. It is possible to provide various other embodiments.

Abstract: An electronic device is provided. The electronic device includes a display module, a camera module, an ultra-wideband (UWB) communication circuit supporting UWB communication, and at least one processor is disclosed. The at least one processor may be configured to receive radar response information related to a radar reflection signal through the UWB communication circuit, analyze the radar response information to identify the presence of at least one alive object in a first image captured by the camera module, adjust autofocusing of the camera module based on detecting the presence of the at least one alive object, and display a second image captured through the adjusted autofocusing by the camera module on the display module.

Abstract: A mobile device is provided. The mobile device includes a display, a front camera provided to face in a forward direction of the display, a touch sensor provided at a front side of the display, and a processor configured to acquire a photoplethysmography (PPG) signal from an image of a finger captured by the front camera in a PPG measurement mode, and output guide information that guides at least one of a position of the finger or a contact pressure with which the finger presses the front camera based on at least one of an output of the touch sensor or the image of the finger.

Abstract: An electronic device is provided. The electronic device includes at least two pairs of electrodes, and a processor, wherein the processor may be configured to generate a signal and output the signal by using a first pair of electrodes, measure a voltage response signal by using a second pair of electrodes, detect a differential electrocardiogram from the measured voltage response signal, detect a local impedance cardiogram from the measured voltage response signal, calculate a pulse arrival time by using the detected differential electrocardiogram and local impedance cardiogram, and calculate blood pressure by using the calculated pulse arrival time. It is possible to provide various other embodiments.

Abstract: An electronic device and a method for obtaining a vital sign using the same are provided. The electronic device includes a memory to store instructions, and at least one processor connected to the memory. The instructions, which when executed, configure the at least one processor to receive a sensing signal related to a user's breathing from a sensor, obtain a first pattern related to a change in the respiration of the user over time, and a second pattern related to a change in saturation of peripheral oxygen of the user over time based on the sensing signal, and determine an oxygen delivery time (ODT), based on a comparison between the first pattern and the second pattern.