H04R 29 - Monitoring arrangements; Testing arrangements

Patents for H04R 29 - Monitoring arrangements; Testing arrangements (4,957)
12/2009
12/17/2009	US20090312658 Detecting and using heart rate training zone
12/17/2009	US20090310793 Audio signal processing device and audio signal processing method
12/17/2009	US20090310792 Determination of presence information about a presentity by analysing an audio signal from a terminal associated with the presentity
12/16/2009	EP2132955A1 Small-footprint microphone module with signal processing functionality
12/16/2009	CN100571452C Loudspeaker simple tone detecting method
12/16/2009	CN100570294C Frequency-characteristic-acquisition device, frequency-characteristic-acquisition method, and sound-signal-processing device
12/15/2009	CA2498444C High precision beamsteerer based on fixed beamforming approach beampatterns
12/10/2009	WO2009148989A1 Verifying speaker operation during alarm generation
12/10/2009	US20090304195 Method and device for diagnosing the operating state of a sound system
12/10/2009	US20090304194 Identification Method and Apparatus in an Audio System
12/10/2009	US20090304193 Devices and Methods for Testing the Operability of Audio Speakers
12/10/2009	US20090304192 Method and system for phase difference measurement for microphones
12/10/2009	US20090304190 Audio Signal Loudness Measurement and Modification in the MDCT Domain
12/10/2009	CA2726909A1 Sound reproduction system, carrier, method for generating a correction profile and sound reproduction method
12/09/2009	EP1317871B8 Improved directional microphone system
12/09/2009	CN201360350Y Computation device for mesh structure of automobile horn
12/09/2009	CN101600144A Method and system for obtaining a plurality of parameters of electro-acoustic product by adopting continuous logarithmic swept-frequency signal
12/08/2009	US7630501 System and method for calibration of an acoustic system
12/03/2009	WO2009118101A3 Method and device for testing and calibrating electronic semiconductor components which convert sound into electrical signals
12/03/2009	US20090296946 Defect detection method for an audio device utilizing a microphone array
12/03/2009	US20090296945 Method and device for evaluating the annoyance of squeaking noises
12/02/2009	CN101594568A Audio device and defect detection method
12/01/2009	US7627129 Apparatus and method for suppressing feedback
12/01/2009	CA2477024C Voice matching system for audio transducers
11/2009
11/26/2009	WO2009143385A2 A method and apparatus for adjusting audio for a user environment
11/26/2009	WO2009141482A1 Ambient sound capture and management device
11/26/2009	US20090290718 Method and Apparatus for Adjusting Audio for a User Environment
11/26/2009	US20090290717 Delay time calculation apparatus, delay time calculation method, and storage medium storing program therefor
11/25/2009	EP2124478A1 Delay time calculation apparatus, delay time calculation method, and storage medium storing program therefor
11/25/2009	CN201352852Y Device for automatically detecting and outputting single track or stereo
11/25/2009	CN100563380C Acoustic apparatus and acoustic setting method
11/19/2009	WO2009138947A1 Full function test for in situ test of sensors and amplifiers
11/19/2009	US20090285423 Method and device for matching the phases of microphone signals of a directional microphone of a hearing aid
11/19/2009	US20090285406 Method of fitting a portable communication device to a hearing impaired user
11/19/2009	US20090285405 Method for manufacturing array microphones and system for categorizing microphones
11/18/2009	CN201349324Y Multifunctional electroacoustic test device
11/18/2009	CN101583071A Method for manufacturing array microphones and system for categorizing microphones
11/17/2009	CA2429169C Auditory signal generator for people suffering from tinnitus
11/12/2009	US20090280800 Testing system and method for testing mobile phone
11/12/2009	US20090279707 Listener Specific Audio Reproduction System
11/11/2009	CN101577051A Automobile honking monitoring method and system
11/11/2009	CN100559896C Non-anechoic chamber measuring method based on impedance loudspeaker low-frequency response
11/10/2009	US7616767 Method and device for determining acoustical transfer impedance
11/05/2009	WO2009134537A2 Detecting a loudspeaker configuration
11/05/2009	WO2009134127A1 Composite microphone, microphone assembly and method of manufacturing those
11/05/2009	US20090274314 Method and apparatus for determining a degree of closure in hearing devices
11/05/2009	US20090274313 Slotted Waveguide Acoustic Output Device and Method
11/05/2009	US20090274312 Detecting a Loudspeaker Configuration
11/05/2009	US20090274311 Multi-Channel Audio Load Box With Selectable Loading
11/05/2009	US20090274309 Method and system for equalizing a loudspeaker in a room
11/05/2009	US20090272192 Method and system for predicting long-term exposure to a hazardous environment
11/05/2009	CA2645628A1 Assignment of call-center agents to incoming calls
11/04/2009	EP2114091A1 Load detection
11/04/2009	EP2114085A1 Composite microphone, microphone assembly and method of manufacturing those
11/03/2009	US7613312 Audio processing apparatus for implementing level corrections of audio data
11/03/2009	US7613305 Method for treating an electric sound signal
10/2009
10/29/2009	WO2009130388A1 Calibrating multiple microphones
10/29/2009	US20090268919 Method and apparatus to measure hearing ability of user of mobile device
10/29/2009	DE102008019107A1 Measuring device for measuring input and output characteristics of hearing device, has measuring chamber for holding hearing device, where high-frequency transmission module is provided for transmitting measuring signal
10/28/2009	EP2111726A2 System and method for dynamic modification of speech intelligibility scoring
10/28/2009	EP1444492B1 Apparatus for measuring ultrasonic power
10/28/2009	EP1317871B1 Improved directional microphone system
10/27/2009	US7610110 Graphically displaying stereo phase information
10/27/2009	US7609840 System and method for hierarchical audio conflict control
10/22/2009	WO2009128566A1 Sound pickup apparatus and conference telephone
10/22/2009	WO2009127568A1 Microphone assembly with integrated self-test circuitry
10/22/2009	US20090262956 Microphones with equal sensitivity
10/22/2009	US20090262948 Hearing aid and method for operating a hearing aid
10/15/2009	US20090257608 Hearing aid with a drop safeguard
10/15/2009	US20090257600 System and method of audio testing of acoustic devices
10/14/2009	CN100550602C Method of generating test tone signal and test-tone-signal generating circuit
10/13/2009	US7602923 Electro acoustic system built-in test and calibration method
10/08/2009	US20090252342 Method and apparatus to measure differential phase and frequency modulation distortions for audio equipment
10/08/2009	US20090252341 Adaptive Primary-Ambient Decomposition of Audio Signals
10/08/2009	US20090252337 Multi-channel decoding systems capable of reducing noise and methods thereof
10/08/2009	US20090252001 Adaptive High Fidelity Reproduction System
10/08/2009	US20090252000 Adaptive High Fidelity Reproduction System
10/08/2009	DE102008015916A1 Verfahren und Vorrichtung zum Testen und Kalibrieren von elektronischen Halbleiterbauelementen, die Schall in elektrische Signale umwandeln Method and device for testing and calibration of electronic semiconductor devices that convert sound into electrical signals
10/07/2009	CN100547947C Detecting control circuit for two-wire multiple signal transmission speaker in public broadcast system
10/06/2009	US7599500 Processing signals representative of sound based on the identity of an input element
10/06/2009	US7599499 Method for fitting a hearing aid to the needs of a hearing aid user and assistive tool for use when fitting a hearing aid to a hearing aid user
10/01/2009	WO2009118101A2 Method and device for testing and calibrating electronic semiconductor components which convert sound into electrical signals
10/01/2009	US20090245545 Loudspeaker panel with a microphone and method for using both
10/01/2009	US20090245525 Method and apparatus for real-ear measurements for receiver-in-canal devices
10/01/2009	US20090245523 Adaptive High Fidelity Reproduction System
10/01/2009	US20090245033 Adaptive High Fidelity Reproduction System
10/01/2009	DE102008015264A1 Verfahren zur aktiven Okklusionsreduktion mit Plausibilitätsprüfung und entsprechende Hörvorrichtung A method for active occlusion with plausibility check and appropriate hearing device
09/2009
09/29/2009	US7596238 Howling margin measuring device
09/24/2009	US20090240497 Method and system for message alert and delivery using an earpiece
09/24/2009	US20090238371 System, devices and methods for predicting the perceived spatial quality of sound processing and reproducing equipment
09/24/2009	US20090238370 System, devices and methods for predicting the perceived spatial quality of sound processing and reproducing equipment
09/24/2009	US20090238369 Systems and methods for detecting wind noise using multiple audio sources
09/24/2009	US20090236170 Optical axis orientation measuring device, optical axis orientation measuring method, spherical surface wave device manufacturing device, and spherical surface wave device manufacturing method
09/23/2009	CN101543097A System and method for reviewing digital cinema content
09/23/2009	CN101540644A Adaptation method for audio device, device and system
09/23/2009	CN100544503C Unit testing method and baffle for loundspeaker
09/22/2009	US7593535 Neural network filtering techniques for compensating linear and non-linear distortion of an audio transducer
09/17/2009	WO2009113016A1 Generation of a drive signal for a sound transducer
09/17/2009	US20090232318 Output correcting device and method, and loudspeaker output correcting device and method
09/16/2009	CN101536551A Method of determining the harmonic and anharmonic portions of a response signal of a device

1 ... 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 ... 50