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WO/2018/052655A1 |
An audio capture device selects between multiple microphones to generate an output audio signal depending on detected conditions. When the presence of wind noise or other uncorrected noise is detected, the audio capture device selects, f...
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WO/2018/052585A1 |
A method for reducing vibration noise by an electronic device is described. The method includes obtaining an audio signal. The audio signal includes vibration noise. The method also includes obtaining vibration data from one or more moti...
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WO/2018/048647A1 |
According to one aspect, there is provided a speaker comprising a body, a surface structure rigidly attached to the body, electro-magnetic deformable plate elements attached to the rigid planar surface structure and configured to bend, w...
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WO/2018/028630A1 |
Disclosed are an ear coupling detection method, and a terminal. The method comprises: acquiring a pressure parameter and a pressure distribution parameter of a pressure touch control screen; and according to the pressure parameter and th...
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WO/2018/024974A1 |
The invention relates to a calibration device (30) comprising a sound pick-up system (31) comprising microphones (40) connected to an audio signal processing device (34), the calibration device further comprising an enclosure (32) at lea...
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WO/2018/026201A1 |
The present invention relates to a method for determining attributes and a state of a wireless stereo headset element. Specifically, the present invention relates a system and method for determining attributes and a state of a wireless s...
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WO/2018/026799A1 |
A sound bar is provided which includes a generally elongate rectangular structure, with one angled output face having a plurality of speakers disposed therein, to thereby provide enhanced audio output. The sound bar is beneficially provi...
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WO/2018/027156A1 |
Example techniques involve determining a direction of an NMD. An example implementation includes causing two audio drivers to output audio content, where the audio drivers are positioned at a known distance apart in a given azimuthal pla...
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WO/2018/017448A1 |
A method for synchronizing audio playback by the audio playback devices of a group with at least two audio playback devices, where the group is part of a larger zone of audio playback devices, and where one audio playback device of the z...
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WO/2018/017338A1 |
Embodiments include a communication system and method for establishing a wireless communication system. A method may comprise monitoring, by a first headset, a distance between the first headset and a second headset; when the distance be...
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WO/2018/013959A1 |
Example techniques may involve performing aspects of a spectral calibration using an applied spatial calibration. An example implementation may include receiving data representing spatial filters that correspond to respective playback co...
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WO/2018/004530A1 |
Commands for modifying audio playback, such as to mute and unmute or pause and play audio, may be input to a mobile device by a user through interacting with the speaker in the device. The user input may be facilitated by monitoring a ch...
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WO/2018/004559A1 |
In accordance with embodiments of the present disclosure, a system may include a controller configured to be coupled to an audio speaker, wherein the controller receives an output signal indicative of a physical quantity associated with ...
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WO/2017/222597A1 |
Implementations disclose a mesh network of nearby mobile devices as a combined speaker system for audio. A method includes detecting one or more other computing devices within a geographic vicinity of a computing device, transmitting a c...
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WO/2017/220235A1 |
The invention relates to an activating device (1) for activating an external sensor device (12), comprising a plurality of sound converting devices (10-i; 10a; 10b) with respective resonance frequencies and respective sensitivities, said...
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WO/2017/220816A1 |
A method for simulating the total harmonic distortion of a loudspeaker, the method comprises performing a linear simulation or measurement to determine a real speaker displacement, performing a linear or non-linear lumped element model p...
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WO/2017/220866A1 |
According to an example embodiment, a method for operating an arrangement of a mobile communication device that comprises an audio processing means communicatively coupled to an accessory device that comprises an audio transducer means i...
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WO/2017/218857A1 |
A method for measuring sound from vortices in the carotid artery comprising: a first and second quality control provisions, wherein the quality control compares detected sounds to pre-determined sounds, and upon confirmation of the quali...
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WO/2017/210052A1 |
A method of pre-processing audio for playback through an audio greeting card having at a speaker array of two or more speakers and an audio control circuit, by defining one or more device parameters associated with the greeting card, mea...
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WO/2017/203900A1 |
An audio processing system equipped with a speaker, multiple microphones, and an audio processing device. The audio processing device is equipped with: multiple filters that allow audio signals of sound picked up by the multiple micropho...
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WO/2017/203484A1 |
In general, the subject matter described in this disclosure can be embodied in methods, systems, and computer-readable devices. An audio processing device plays a source audio signal with an electroacoustic transducer of a user earpiece,...
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WO/2017/197309A1 |
A system includes a first device having a microphone associated with a voice user interface (VUI) and a first network interface, a first processor connected to the first network interface and controlling the first device, a second device...
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WO/2017/191097A1 |
The present invention relates in one aspect to a method of controlling or limiting diaphragm excursion of a loudspeaker. The method comprising steps of receiving a first audio signal and deriving an excursion signal representing diaphrag...
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WO/2017/185342A1 |
A method and apparatus for determining a voice input anomaly, a terminal, and a storage medium. The method is applied to an electronic device provided with an audio capture module, and comprises: determining whether an amplitude value of...
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WO/2017/187136A1 |
An earphone test system (20) comprising: a plurality of test stations (22) each operative to perform a function during testing of an earphone device (12) coupled thereto;wherein during testing of earphone devices (12) coupled to the plur...
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WO/2017/167876A1 |
In a capacitive MEMS microphone, the pull-in point is determined via variation of the bias voltage, and the current pull-in voltage as well as the corresponding pull-in capacity between the membrane and back electrode is also determined....
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WO/2017/172916A1 |
A sound testing chamber comprises a sound proof enclosure, a speaker system and an electronic noise generator system. The speaker system is disposed within the sound proof enclosure. The electronic noise generator system is electronicall...
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WO/2017/173046A1 |
Processes and devices for equalizing an audio system that is adapted to use a loudspeaker to transduce test audio signals into test sounds. The processes and devices can involve the use of infrared signals to convey information in one or...
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WO/2017/165361A1 |
In accordance with embodiments of the present disclosure, a method may include using an adaptive filter system to estimate a response of an electrical characteristic of a loudspeaker based on an error between a first electrical parameter...
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WO/2017/164380A1 |
Provided is a speaker operation confirmation device (10) comprising the following: a storage unit (11) which stores in advance, as a reference impedance characteristic, an impedance frequency characteristic of a speaker (40) during norma...
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WO/2017/163688A1 |
In a pilotless flying object detection system, a masking area setter sets a masking area to be excluded from detection of a pilotless flying object which appears in a captured image of a monitoring area, based on audio collected by a mic...
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WO/2017/158325A1 |
An earphone device/test station pairing (1, 2) comprising: an earphone device (1) comprising: at least one electroacoustic driver (32, 33, 34); a digital module (31) including a processor module; and a digital interface configured to con...
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WO/2017/141292A1 |
Provided is an audio reproduction device that is able to generate a sound having desired characteristics from a given speaker. This audio reproduction device is provided with: a signal amplifier that amplifies an input signal; a characte...
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WO/2017/139218A1 |
Various systems and methods are disclosed herein to increase the quality of the sound delivered to a user and allow personalization to optimize listening performance and comfort under atypical listening conditions, environment specific a...
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WO/2017/129951A1 |
Apparatus for testing earphone apparatus (10) during manufacture, comprising: a head simulator (30) including an ear simulator (40) defining a passageway (42) leading to an external opening (44); and an eardrum microphone (46) mounted in...
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WO/2017/127367A1 |
Systems and methods are described for measuring capture performance of multiple voice signals. A first speech signal is applied to a device, and measured at a far-end of a testing environment. A second speech signal is separately applied...
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WO/2017/122099A1 |
A laser-based device or sensor includes: a first laser transmitter having a first self-mix carrier frequency; a second laser transmitter having a second, different, self-mix carrier frequency; a first monitor photodiode to receive a firs...
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WO/2017/117295A1 |
Systems and methods for active noise reduction and occlusion reduction based on seal quality of an in-the-ear (ITE) module inserted into a user's ear canal are provided. An example method includes receiving one or more acoustic signals. ...
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WO/2017/113899A1 |
Disclosed are a production-line-based microphone calibration method, device, and mobile terminal, and storage medium; said microphone is used for a mobile terminal, and said method comprises: receiving a sound signal collected by a first...
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WO/2017/102278A1 |
A loudspeaker assembly comprising: a first loudspeaker configured to receive a first electrical signal, and to produce sound along a first principal radiating axis based on the first electrical signal; a second loudspeaker configured to ...
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WO/2017/104358A1 |
Provided is a vehicle approach notification device (10) in which a speaker (20) is disposed between push-pull circuits (71, 72). The push-pull circuits (71, 72) amplify the power of a notification sound signal through respective push-pul...
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WO/2017/102172A1 |
Microphone systems and methods of determining absolute sensitivities of a MEMS microphone (100). The microphone system includes a speaker (155), the MEMS microphone (100), and a controller (205). The speaker (155) is configured to genera...
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WO/2017/106325A1 |
A passive ambient in-ear monitor includes a unidirectional sonic filter that allows ambient sound to pass through to the ear canal and be combined with sound generated by internal drivers. A sonic low pressure equalization device of a pr...
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WO/2017/106368A1 |
Systems and methods are described for an adaptive audio system that renders reflected sound for adaptive audio systems in different ways depending on the orientation of at least one speaker in a set of speakers. A speaker of the system m...
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WO/2017/097337A1 |
The present application relates to a user device: a processor (20) configured to process an audio signal to derive a first driving signal and a second driving signal, such that the first driving signal comprises only components of the au...
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WO/2017/096279A1 |
Disclosed herein are systems and methods enabling self-fitting by a non-expert consumer. The method in some examples involves transmitting a wireless command by a computing device to a hearing device in-situ to produce a sequence of test...
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WO/2017/090035A1 |
A system and method including receiving an activity signal from a detection unit, the activity signal indicative of detected activity, responsive to the received activity signal exceeding a predetermined threshold, switching a digital mi...
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WO/2017/089688A1 |
The invention relates to a method for estimating sound reverberation in a medium (7), which comprises the following steps: (a) a measurement step in which an acoustic signal emitted in the medium is collected; (b) a step of determining t...
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WO/2017/086937A1 |
The present principles generally relate to detection and analysis of sound events in a user's environment to automate changes to a multimedia player's state or action. The multimedia player characterizes ambient sound that it receives. T...
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WO/2017/083679A1 |
A microphone circuit having an amplifier with an input operably coupled to a microphone motor also includes a low pass filter operably coupled to the output of the amplifier and a positive feedback network that operably couples to an out...
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