An example wireless audio electronic device includes a first antenna, a communication circuit, and a processor. The processor may be configured to receive a positioning signal from an external electronic device through the first antenna so as to obtain first positioning information; obtain, from a different audio device located in a case together with the wireless audio electronic device, second positioning information for the positioning signal received by the different wireless audio electronic device; determine an angle of arrival of the positioning signal based on the first positioning information, the second positioning information, and the distance between the wireless audio electronic device and the different wireless audio electronic device; and transmit a response signal including information of the angle of arrival to the external electronic device.

A wireless headphone includes a wireless communication unit configured to perform wireless communication with an external terminal, a detection unit configured to detect whether the wireless headphone is worn on an ear of a user, an input detection unit configured to detect an input operation of the user, and a control unit configured to transition, based on detection of a specific input operation from the user by the input detection unit in a state that the detection unit detects that the wireless headphone is not worn on the ear, an operation mode to a pairing mode in which pairing related to the wireless communication with the external terminal is performed.

A setting system of a wireless headphone includes a wireless headphone having a speaker and configured to be worn on an ear, and a wireless terminal and is wirelessly connectable to the wireless headphone. The wireless headphone is configured to register data indicating a correspondence relationship between wireless terminal information on the wireless terminal wirelessly connected to the wireless headphone and sound data capable of specifying the wireless terminal. The wireless terminal sets the sound data audibly outputted by the wireless headphone when the wireless terminal is wirelessly connected to the wireless headphone, and transmits the identification information to the wireless headphone. The wireless headphone registers data indicating a correspondence relationship between the wireless terminal information and the identifiable sound data based on the identification information.

Embodiments include an audio system comprising a plurality of microphones disposed in an environment, wherein the plurality of microphones is configured to detect one or more audio sources, and generate location data indicating a location of each of the one or more audio sources relative to the plurality of microphones; and at least one processor communicatively coupled to the plurality of microphones, wherein the at least one processor is configured to receive the location data from the plurality of microphones, and define a plurality of audio pick-up regions in the environment based on the location data, the plurality of audio pick-up regions comprising a first audio pick-up region and a second audio pick-up region, wherein the plurality of microphones are configured to deploy a first lobe within the first audio pick-up region and a second lobe within the second audio pick-up region.

A system for providing magnetic field audio signals to a receiver in an aquatic environment. The system includes an audio source configured to provide an electronic audio signal, and an induction loop amplifier configured to receive the electronic audio signal and convert the received electronic audio signal into a current. The system further includes a wire loop connected with the induction loop amplifier, the wire loop bounding at least part of the aquatic environment and around the receiver in the aquatic environment, the wire loop producing a magnetic field from the current to generate an audio frequency induction loop to transmit the electronic audio signal to the receiver in the aquatic environment.

An electric power storage device, including a protective cover configured to protect from impact and including an electric carbon fiber component, the electric carbon fiber component incorporating a structural battery, the structural battery including energy storage devices. The energy storage devices are suitable for energy storage and structural support for the electric carbon fiber component. Each of the energy storage devices having an anode core of a continuous carbon fiber, an electrolyte arranged on the continuous carbon fiber core, and a cathode layer arranged to the at least one continuous carbon fiber core on the electrolyte, and an interface terminal electrically connected to the structural battery, the interface terminal for outputting power from the structural battery.

An exemplary system includes a memory storing instructions and a processor communicatively coupled to the memory and configured to execute the instructions to determine that an audio streaming session is to be initiated in which an audio signal is streamed to a hearing device, provide, based on the determining that the audio streaming session is to be initiated, an option for a user to select an ambient sound attenuation setting for use by the hearing device during the audio streaming session, detect a selection by the user of the option; and direct, based on the user selecting the option, the hearing device to initiate the audio streaming session and attenuate, in accordance with the ambient sound attenuation setting, ambient sound during the audio streaming session.

A device includes one or more processors configured to receive, via wireless transmission from a streaming device, encoded ambisonics audio data representing a sound field. The one or more processors are also configured to perform decoding of the ambisonics audio data to generate decoded ambisonics audio data. The decoding of the ambisonics audio data includes base layer decoding of a base layer of the encoded ambisonics audio data and selectively includes enhancement layer decoding in response to an amount of movement of the device. The one or more processors are further configured to adjust the decoded ambisonics audio data to alter the sound field based on data associated with at least one of a translation or an orientation associated with the movement of the device. The one or more processors are also configured to output the adjusted decoded ambisonics audio data to two or more loudspeakers for playback.

An example playback device is configured to receive a first stream of audio comprising source audio content to be played back by the playback device and record, via one or more microphones of the playback device, an audio signal output by the playback device based on the playback device playing the source audio content. The playback device is also configured to determine a transfer function between a frequency-domain representation of the first stream of audio and a frequency-domain representation of the recorded audio signal, and then determine an estimated frequency response of the playback device based on a difference between (i) the transfer function and (ii) a self-response of the playback device, where the self-response of the playback device is stored in a memory of the playback device. Based on the estimated frequency response, the playback device is configured to determine an acoustic calibration adjustment and implement the acoustic calibration adjustment.

An earpiece includes an earpiece housing, a processor disposed within the earpiece, a speaker operatively connected to the processor, a microphone operatively connected the processor, and a global navigation satellite system (GNSS) receiver disposed within the earpiece. A system may include a first earpiece having a connector with earpiece charging contacts, a charging case for the first earpiece, the charging case having contacts for connecting with the earpiece charging contacts, and a global navigation satellite system (GNSS) receiver disposed within the charging case.