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WO/2014/027190A1 |
A mobile telephone device (10) comprises a microphone (20) and one or more spaced audio sensors (12) to sense the position and/or voice characteristics of one or more individual speakers (16). A mute control means (14) employs sound phas...
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WO/2014/028206A1 |
A circuit including headset type detection provides compatibility with different transducer types, such as headphones provided by different manufacturers. An audio circuit that generates or receives an audio signal includes electrical te...
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WO/2014/026901A1 |
The present invention relates to a method for provisioning a person with information associated with an event wherein the method comprises the steps of detecting a person involved in the event, subsequently determining a geo-location of ...
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WO/2014/020873A1 |
Provided is a measurement device whereby levels of vibration weighted by the cartilage conduction characteristics of the human ear can be measured, and whereby an electronic device having a vibrator can be correctly evaluated. The measur...
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WO/2014/017444A1 |
An audio signal that is output from an audio source circuit (14) is passed to a coil (16) in a transducer that vibrates a soundboard, and thereby generates an audio signal by vibration of the soundboard. A microcomputer (30) inputs the a...
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WO/2014/012497A1 |
A test apparatus and method for a noise reduction earphone. The test apparatus comprises: a closed cavity, a noise source (10), a measurement microphone (11), and a measurement comparison module connected to the measurement microphone (1...
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WO/2014/013843A1 |
An audio signal outputted from a sound source circuit (14) is passed through a coil (16) in a transducer for vibrating a soundboard, and an acoustic signal is generated by the vibration of the soundboard. A predetermined direct-current v...
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WO/2014/013530A1 |
The public address system 1 comprises a transmission medium (4) including a main transmission path (4-1) and at least one branch transmission path (4-2) branching from the main transmission path (4-1), a plurality of loudspeakers (3) con...
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WO/2014/000101A1 |
The selection of hearing aids can be based on many factors which are beyond a simple compensation for the hearing impairment of the user. The process of selecting hearing aids can be time consuming and resource intensive. By rapidly and ...
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WO/2013/190632A1 |
[Problem] To provide a speaker device with which it is possible to sense a speaker unit wiring fault or a defect with a speaker unit proper. [Solution] A speaker device is configured from: two or more speaker parts (11) which are dispose...
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WO/2013/186812A1 |
The public address system (1) comprises a transmission medium (4) configured to transmit a communication signal, a plurality of loudspeakers (3), and a plurality of communication controllers (10) arranged in parallel on the transmission ...
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WO/2013/186823A1 |
The public address system 1 comprises a transmission medium 4 having a loop shape and a plurality of loudspeakers 3. The transmission medium 4 transmits a transmission signal therethrough in a first direction and in a second direction op...
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WO/2013/182901A1 |
A nonlinear control system is disclosed. More particularly, a nonlinear control system including a controller, an audio system, and a model is disclosed. The controller is configured to accept one or more input signals, and one or more e...
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WO/2013/170802A1 |
Disclosed are a method and device for improving the call voice quality of a mobile terminal. The method comprises: acquiring human mouth position information about a user who is making a call by means of a mobile terminal; according to t...
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WO/2013/172039A1 |
Provided is a measurement device that is capable of measuring a vibration amount weighted by the characteristics of the transmission of vibration to the ear of a human body, and that is capable of correctly evaluating an electronic instr...
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WO/2013/167183A1 |
The present invention concerns a MEMS microphone assembly (1), comprising a MEMS transducer element (2) comprising a back plate (17) and a diaphragm (18) displaceable in relation to the back plate (17), a bias voltage generator (6) adapt...
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WO/2013/156439A1 |
The invention relates to a method for controlling the temperature of an electrodynamic loudspeaker comprising a membrane (140) excited by an electric motor fed by an excitation signal (221), characterised in that it comprises the followi...
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WO/2013/153484A1 |
The present invention relates to a method and system for checking an acoustic transducer and the audio system, wherein an inaudible test signal is added on top of a normal audio signal of an electronic device. A signal mix consisting of ...
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WO/2013/144681A1 |
A method comprises storing primary time-stamped media and secondary time-stamped media provided by a first device; storing primary time-stamped media and secondary time-stamped media provided by a second device; and using the secondary t...
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WO/2013/139106A1 |
The present invention relates to a method for determining the hearing compensation gain of a hearing-aid device, comprising: testing the hearing of a person with hearing loss to determine the frequency CF at a position requiring gain com...
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WO/2013/142728A1 |
A plurality of acoustic sensors in a non-anechoic environment are calibrated with the aim of removing manufacturing tolerances and degradation over time but preserving position-dependent differences between the sensors, The sensors are e...
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WO/2013/133765A1 |
An audio system comprises an electro-acoustic transducer (1) with transducer connections (12, 13) to receive an audio signal (AS) in the audio frequency range from a driver circuit (14) and measure means (11) to measure the excursion of ...
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WO/2013/107272A1 |
Disclosed is an apparatus for detecting the type of an audio interface. The apparatus includes: an audio interface, an electric level comparison module A, an electric level comparison module B, wherein pin 3 and pin 4 are connected with ...
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WO/2013/102273A1 |
Systems and methods are provided for calibrating equipment, such as a lighting fixture. A kinematic model of the lighting fixture is obtained. Test points, which include a pair of a corresponding control signal and an output are collecte...
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WO/2013/093811A2 |
The present application discloses systems and methods for operating a stimulation prosthesis that contains a command module and a stimulator module that communicate by a data link. The stimulation prosthesis has at least two operating st...
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WO/2013/092706A1 |
The present invention relates to a microphone test stand comprising a slide assembly with a microphone holder surrounded by a first acoustic sealing member. The slide assembly is movable in a first direction between a first position outs...
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WO/2013/095854A1 |
A method for adjusting the performance of an electroacoustic transducer includes receiving, by gain adjustment circuit, a displacement signal corresponding to a relative motion between a magnetic structure of the electroacoustic transduc...
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WO/2013/090007A1 |
A method of virtually tuning an audio system that incorporates an acoustic compensation system, where the audio system is adapted to play audio signals in a listening environment over one or more sound transducers. The acoustic compensat...
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WO/2013/079993A1 |
Apparatus has at least one processor and at least one memory having computer- readable code stored therein which when executed controls the at least one processor to perform a method. The method comprises processing first and second (5) ...
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WO/2013/079629A1 |
The loudspeaker arrangement (10) comprises a loudspeaker (20) and a trigger circuit (30) for electrically triggering the loudspeaker (20). The loudspeaker (20) has a loudspeaker diaphragm for generating an acoustic signal. A digital puls...
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WO/2013/079781A1 |
A method includes determining, using signals captured from two or more microphones (1A) configured to detect an acoustic signal from one or more sound sources, one or more prominent sound sources based on the one or more sound sources (1...
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WO/2013/079782A1 |
A method for an audio driver user interface comprising: capturing at least two audio signals (1 1, 14, 101 ); determining a trajectory of an audio source from the at least two audio signals (103); and generating a user interface input de...
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WO/2013/064860A1 |
Apparatus comprises means for receiving basis vectors relating to each of at least three series of time-varying feature data; means for performing multiple correlations, each correlation being for a pair of said at least three series, th...
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WO/2013/050709A2 |
The invention relates to a device for controlling and cleaning wired audio headsets, each audio headset comprising a headband, two earphones and an electrical cable connected to the earphones and ending in a plug. According to the invent...
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WO/2013/025190A1 |
Technologies are generally described for usage recommendation for mobile device. In some examples, a method performed under control of a mobile device includes determining whether to recommend using a right ear or a left ear of a user of...
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WO/2013/023260A1 |
The present subject matter relates to an electronic device for vehicles in general, the device being provided with sensors attached to the sides of vehicles to prevent the wheels and tyres from touching the kerb. An acoustic signal emitt...
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WO/2013/021084A1 |
The invention relates to a built-in ambient sound system for managing and reproducing audio in a compressed digital format, characterized in that: it uses the compressed digital audio format internally, with no need to connect external d...
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WO/2013/009548A1 |
Embodiments for estimating nonlinear distortion and for tuning parameter(s) for boosting sounds are described. A test signal including at least two simultaneous audible tones is generated. One tone is a fundamental tone and others are ha...
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WO/2013/006323A2 |
Methods and apparatus are described by which equalization and/or bass management of speakers in a sound reproduction system may be accomplished.
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WO/2013/006324A2 |
In some embodiments, a method for monitoring speakers within an audio playback system (e.g., movie theater) environment. In typical embodiments, the monitoring method assumes that initial characteristics of the speakers (e.g., a room res...
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WO/2013/000727A1 |
A detection circuit (1) comprises a first and a second connection contact (P1, P2) for connecting a microphone (HM) having a defined polarity. In addition, a first and a second switch (S1, S2) are provided which connect the first or seco...
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WO/2013/001316A1 |
An acoustic test apparatus, comprises an input, for receiving electrical signals; a first acoustically sealable enclosure; a second acoustically sealable enclosure; an acoustically sealable test volume, located between the first and seco...
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WO/2012/172618A1 |
Provided is an array microphone device that maintains sound quality, and achieves high-speed convergence during sensitivity compensation. This array microphone device is an array microphone device (1) that comprises a microphone array (1...
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WO/2012/164448A1 |
A method for self-calibration of the position of a set of sensors of acoustic signals, in particular microphones, arranged in a region of space (100), comprising: providing in said region of space (100) a set of sources (TW) of acoustic ...
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WO/2012/160459A1 |
A sound system is for creating a private sound space. Speech generated by people in the sound space is picked up and amplified, before being sent by a directional speaker into the sound space. By allowing users to speak more softly, the ...
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WO/2012/156767A1 |
An electronic device includes a housing comprising a speaker configured to be positioned adjacent an ear of a user, and a position-sensitive region on the housing that is configured to sense a position of the ear of the user relative to ...
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WO/2012/135182A9 |
Displacement of a moving diaphragm in an electroacoustic transducer is measured by modulating an electrical signal based on changes in capacitance between the voice coil assembly and the magnetic structure resulting from relative motion ...
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WO/2012/152323A1 |
Public address systems or other systems for emitting audio signals, like music, speech or announcements, in different locations like supermarkets, schools, universities, auditoriums are widely known. These systems usually comprise an aud...
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WO/2012/145828A1 |
A loudspeaker system is provided, comprising asymmetric speaker enclosures having different characteristics and housing respective speaker drivers of different sizes, and an audio architecture for separating and driving medium and high f...
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WO/2012/139230A1 |
In accordance with an aspect of the invention, a hearing instrument microphone device, in particular a hearing aid microphone device, is provided, the microphone device comprising at least two microphone sound ports (or sound inlets), a ...
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