Abstract:
According to an embodiment, the above-described specification discloses an electronic device comprises at least one processor configured to: receive a first audio signal and a second audio signal; detect a spectral envelope signal from the first audio signal and extract a feature point from the second audio signal; extend a high-band of the second audio signal based on the spectral envelope signal from the first audio signal and the feature point from the second audio signal to generate a high-band extension signal; and mix the high-band extension signal and the first audio signal, thereby resulting in a synthesized signal.
Abstract:
Certain embodiments of the disclosure relate to microphone-equipped wearable devices, and more particularly, to wearable devices worn on users' ear. According to certain embodiments of the disclosure, a wearable device comprises a speaker, a microphone, and a housing, the housing includes a protrusion configured to be insertable into a user's ear, a first sound path including a first opening formed through an area of a surface of the protrusion, extending from the first opening in a first length, and including a second opening facing the speaker, and a second sound path including a third opening formed through another area of the surface of the protrusion, extending from the third opening in a second length larger than the first length, and including a fourth opening facing the microphone. Other certain embodiments are also possible.
Abstract:
A method of encoding a multi-channel 3-dimensional (3D) audio signal mixed with a multi-channel 3D object signal is provided. The method includes: obtaining a location parameter indicating a virtual location of the multi-channel 3D object signal on a multi-channel speaker layout based on a gain value of the multi-channel 3D object signal for each channel; and encoding the multi-channel 3D audio signal and the location parameter.
Abstract:
A method of encoding a multi-channel 3-dimensional (3D) audio signal mixed with a multi-channel 3D object signal is provided. The method includes: obtaining a location parameter indicating a virtual location of the multi-channel 3D object signal on a multi-channel speaker layout based on a gain value of the multi-channel 3D object signal for each channel; and encoding the multi-channel 3D audio signal and the location parameter.
Abstract:
Disclosed is an electronic apparatus for measuring a biometric signal, the electronic apparatus including: a measurer comprising measuring circuitry configured to measure a biometric signal of a person to be examined, and to generate a measured signal having a waveform corresponding to a characteristic of the biometric signal; a signal processor configured to process the generated measured signal; and a controller configured to control the signal processor to generate a compressed signal by compressing the measured signal and at least one piece of characteristic information included in a waveform of the measured signal, when the measured signal is compressed. Thus, a measured biometric signal is efficiently compressed while reducing a loss of main characteristic information.
Abstract:
A method of generating an elastography image includes transmitting unfocused push signals comprising a plurality of ultrasound signals to an object in different directions; transmitting a detection ultrasound signal to the object in which a shear wave is generated by the unfocused push signals; receiving a response signal in response to the detection ultrasound signal from the object; and generating the elastography image of the object based on the response signal.
Abstract:
Disclosed is a method for generating an ultrasonic image, the method including: transmitting an ultrasonic signal to a predetermined portion of an object and receiving at least three response signals which are reflected from the predetermined portion; selecting at least two response signals from among the at least three received response signals; and acquiring vector information which indicates a speed and a movement direction of the predetermined portion based on a receiving angle and a Doppler frequency of each of the selected at least two response signals.
Abstract:
An example electronic device may include a sensor module, a camera module, a display device, and a processor, wherein the processor can be configured to: execute an application; acquire a user's first biometric information on the basis of the sensor module while the operation relating to the application is performed; estimate a user's health information at least one the basis of the first biometric information, and link the health information with the operation relating to the application so as to display same through the display device.
Abstract:
Disclosed is an electronic device including a detection circuit and a processor operatively connected to the detection circuit. The processor is configured to obtain a first signal associated with an external object through the detection circuit, to obtain a first HR, using a first filter having an attribute of a first frequency band and to obtain a second HR, using a second filter having an attribute of a second frequency band, based at least on the first signal, to change at least some attributes associated with the second filter, based at least on the first HR and the second HR, and to obtain a second signal associated with the external object through the detection circuit, and generate heart rate variability (HRV) information, using the second filter, in which the at least some attributes are changed, based on the second signal. In addition, various embodiments as understood from the specification are also possible.
Abstract:
An electronic device for measuring blood pressure and an operating method thereof are provided. The electronic device includes, at least one sensor, a processor, and a memory operatively connected with the processor, and, when being executed, the memory stores instructions that cause the processor to select one waveform template from a plurality of waveform templates stored in the memory, based on at least one of a state of a user, a posture of the user, or a measuring environment, and to determine a blood pressure value of the user by using the selected waveform template and a biometric signal obtained from the at least one sensor.