| Patents for H04R 29 - Monitoring arrangements; Testing arrangements (4,957) |
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| 10/12/2005 | CN1682566A Calibrating a first and a second microphone |
| 10/11/2005 | US6954675 Audio chip with switchable audio output pathways |
| 10/06/2005 | US20050220315 Method for activating a hearing device |
| 10/06/2005 | US20050220310 Technique and device for through-the-wall audio surveillance |
| 10/06/2005 | DE10354897B4 Container for safe keeping hearing aids, in which functional self-interesting can be carried out, with main shell-shaped body and its insert with recess(es) for hearing aid |
| 10/05/2005 | EP1583393A2 Method and system for data logging in a listening device |
| 10/05/2005 | CN1677987A Portable terminal earphone microphone holding signal detection device and method |
| 10/05/2005 | CN1677337A Apparatus and method for controlling operation of low frequency sound output means |
| 09/30/2005 | CA2462497A1 Method and system for data logging in a listening device |
| 09/29/2005 | WO2005091672A1 System for limiting loudspeaker displacement |
| 09/29/2005 | US20050216263 Methods and systems for intelligibility measurement of audio announcement systems |
| 09/29/2005 | US20050213771 Propagating sound information to acoustically isolated environments |
| 09/28/2005 | EP1580910A2 Audio-related system node instantiation |
| 09/28/2005 | EP1391138B1 Method of generating an electrical output signal and acoustical/electrical conversion system |
| 09/27/2005 | US6950798 Employing speech models in concatenative speech synthesis |
| 09/27/2005 | US6950528 Method and apparatus for suppressing an acoustic interference signal in an incoming audio signal |
| 09/27/2005 | US6950525 Automated system and method for automotive time-based audio verification |
| 09/22/2005 | WO2005089016A1 A method and a device for real ear measurements |
| 09/22/2005 | US20050207592 Apparatus and method of determining an impulse response and apparatus and method of presenting an audio piece |
| 09/22/2005 | US20050207584 System for limiting loudspeaker displacement |
| 09/22/2005 | US20050207582 Test apparatus, test method, and computer program |
| 09/21/2005 | EP1578170A2 Test apparatus, test method, and computer program |
| 09/21/2005 | EP1578169A1 Method and device for measuring sound wave propagation time between loudspeaker and microphone |
| 09/21/2005 | CN1672325A Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 09/21/2005 | CN1671253A Test apparatus, test method, and computer program |
| 09/15/2005 | US20050201204 High precision beamsteerer based on fixed beamforming approach beampatterns |
| 09/14/2005 | EP1575331A2 Beamsteerer |
| 09/08/2005 | US20050197724 System and method to generate audio fingerprints for classification and storage of audio clips |
| 09/08/2005 | US20050195982 Method for predicting loudspeaker preference |
| 09/07/2005 | EP1571881A2 Method and device for adapting the phase of microphones in a directional hearing-aid |
| 09/07/2005 | CN1665350A Method and apparatus for matching phase of audiphone directional microphone |
| 09/01/2005 | WO2005081575A1 Projector equipped with ultrasonic speaker, and method for displaying sound reproduction range in projector |
| 09/01/2005 | US20050192687 Apparatus and method for controlling operation of audio low sound output means |
| 09/01/2005 | US20050190929 Apparatus and method for suppressing feedback |
| 09/01/2005 | US20050190927 Speaker systems and methods having amplitude and frequency response compensation |
| 08/31/2005 | EP1569088A2 Apparatus and method for controlling operation of low frequency sound output means |
| 08/25/2005 | WO2005079113A2 Signal phase detection system |
| 08/25/2005 | US20050185798 Method for correcting sound for the hearing-impaired |
| 08/25/2005 | US20050185797 Diagnostic system and method for transducers |
| 08/24/2005 | EP1566075A2 Method of audio testing of acoustic devices |
| 08/24/2005 | CN1659507A Apparatus and method for adapting audio signal |
| 08/24/2005 | CN1658097A Adjusting method for horn working parameter |
| 08/23/2005 | US6934396 Speaker embedded with oral setup tutorial |
| 08/18/2005 | US20050180578 Apparatus and method for adapting audio signal |
| 08/18/2005 | DE102004010867B3 Matching phases of microphones of hearing aid directional microphone involves matching second signal level to first by varying transition time of output signal from microphone without taking into account sound source position information |
| 08/11/2005 | US20050175201 Secure key reset using encryption |
| 08/09/2005 | US6925880 Apparatus and method for measuring the acoustic properties of a membranophone |
| 08/04/2005 | US20050169483 Analog preamplifier measurement for a microphone array |
| 08/03/2005 | EP1055351B1 Acoustic device comprising a panel member relying on bending wave action |
| 08/02/2005 | US6925426 Process for high fidelity sound recording and reproduction of musical sound |
| 08/02/2005 | US6925185 Integrated device for testing tone quality of a plurality of microphones |
| 07/28/2005 | WO2005069685A1 Intelligibility testing for monitoring or public address systems |
| 07/28/2005 | US20050163326 Diagnostic circuit for a tweeter ina loudspeaker combination |
| 07/21/2005 | US20050159944 Method and system for measuring a system's transmission quality |
| 07/21/2005 | US20050157886 System and method for monitoring audible tones in a multiple planar chassis |
| 07/20/2005 | CN1642245A Apparatus for correcting sound for video display appliance and method thereof |
| 07/14/2005 | US20050152557 Multi-speaker audio system and automatic control method |
| 07/14/2005 | US20050152221 System and method for synchronous sampling and asynchronous transfer of data with connectionless powering and control of data link subsystems |
| 07/07/2005 | US20050149213 Media file management on a media storage and playback device |
| 07/07/2005 | US20050147256 Automated presentation of entertainment content in response to received ambient audio |
| 07/07/2005 | DE10344065A1 Audiokonditionierte akustikbasierte Diagnostik Audiokonditionierte acoustic-based diagnostics |
| 07/05/2005 | US6914989 Device and method for calibration of a microphone |
| 06/30/2005 | US20050141725 Apparatus for correcting sound for video display appliance and method thereof |
| 06/30/2005 | DE202005003060U1 Phase position display device for sound converters like loudspeakers uses a microphone to convert a special acoustic signal into an electric signal |
| 06/30/2005 | DE10354897A1 Behälter zum Selbsttest eines Hörgeräts und entspechendes Prüfungsverfahren Container for self-testing of a hearing aid and entspechendes examination procedure |
| 06/29/2005 | CN1633213A Car speaker measurement with counted in-car sound field information and design method |
| 06/23/2005 | US20050135637 Intelligibility measurement of audio announcement systems |
| 06/22/2005 | EP1545156A2 Measurement device for measuring the delay time in an acoustic environment and computer program therefor |
| 06/22/2005 | EP1545152A2 Feedback cancellation apparatus and methods |
| 06/22/2005 | CN1629643A Audio power monitoring system |
| 06/21/2005 | US6909787 Method and related apparatus for stereo vocal cancellation |
| 06/16/2005 | WO2005055656A1 Method and apparatus for objective assessment of in-ear device acoustical performance |
| 06/16/2005 | US20050129255 Signal delay time measurement device and computer program therefor |
| 06/16/2005 | US20050129252 Audio presentations based on environmental context and user preferences |
| 06/16/2005 | DE10330903B4 Verfahren zur Lautsprechererkennung und ein Audiosystem hierzu A method for speaker recognition and an audio system for this purpose |
| 06/16/2005 | DE10310579B4 Automatischer Mikrofonabgleich bei einem Richtmikrofonsystem mit wenigstens drei Mikrofonen Automatic microphone adjustment with a directional microphone system with at least three microphones |
| 06/16/2005 | CA2549279A1 Method and apparatus for objective assessment of in-ear device acoustical performance |
| 06/15/2005 | EP1540986A1 Calibrating a first and a second microphone |
| 06/15/2005 | CN1627865A Method of setting parameters of a hearing aid and device for carrying out this method |
| 06/15/2005 | CN1627862A Acoustics system of multiple loudspeakers and automatic control method |
| 06/09/2005 | US20050123146 Method and apparatus for objective assessment of in-ear device acoustical performance |
| 06/09/2005 | US20050123144 Audio power meter |
| 05/26/2005 | US20050111669 Apparatus to control temperature of audio amp |
| 05/25/2005 | EP1532734A2 Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 05/24/2005 | US6898426 Mobile phone terminal, and peripheral unit for acoustic test of mobile phone terminal |
| 05/17/2005 | US6895378 System and method for producing acoustic response predictions via a communications network |
| 05/17/2005 | US6895290 Limiting the damaging effects of loud music from audio systems, particularly from automobile audio systems |
| 05/12/2005 | US20050100169 Automotive gauge-based sound pressure instrument |
| 05/11/2005 | CN1615047A Unit testing method and baffle for loundspeaker |
| 05/06/2005 | WO2005041618A1 Adaptive sound reproduction |
| 05/05/2005 | US20050094826 Processing equipment of the sound of a car |
| 05/04/2005 | CN1612869A Novel 1, 2, 4-thiadiazolium derivatives as melanocortin receptor modulators |
| 04/28/2005 | WO2005039265A1 Transducer design for rugged portable communications products |
| 04/21/2005 | WO2005036924A1 Method for processing the signals from two or more microphones in a listening device and listening device with plural microphones |
| 04/21/2005 | US20050086058 System and method for enhancing speech intelligibility for the hearing impaired |
| 04/21/2005 | DE10052896B4 Verfahren zum Konfigurieren einer Beschallungsanlage und konfigurierbare Beschallungsanlage A method for configuring a sound system and configurable sound system |
| 04/20/2005 | CN1607865A Acoustic apparatus and acoustic setting method |
| 04/19/2005 | US6882732 Internet-based audiometric testing system |
| 04/14/2005 | US20050079832 Transducer design for rugged portable communications products |
| 04/14/2005 | DE10313330B4 Verfahren zur Unterdrückung mindestens eines akustischen Störsignals und Vorrichtung zur Durchführung des Verfahrens A method for suppressing the interfering signal and at least one acoustic device for carrying out the method |