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Class Information
Number: 381/58
Name: Electrical audio signal processing systems and devices > Monitoring/measuring of audio devices
Description: Subject matter having an indicator, measuring device, or eavesdropping means.










Sub-classes under this class:

Class Number Class Name Patents
381/59 Loudspeaker operation 374
381/60 Testing of hearing aids 319


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8184814 Audio signal processing method and system May. 22, 2012
8184834 Controller and user interface for dialogue enhancement techniques May. 22, 2012
8175283 Sound analyzer based on a biomorphic design May. 8, 2012
8175286 Recording, synthesis and reproduction of sound fields in an enclosure May. 8, 2012
8175287 Sound device May. 8, 2012
8175298 Audio output system control method and audio output system May. 8, 2012
8170222 Augmented reality enhanced audio May. 1, 2012
8165306 Information retrieving method, information retrieving device, information storing method and information storage device Apr. 24, 2012
8165307 Audio electronic device Apr. 24, 2012
8165316 Portable terminal Apr. 24, 2012
8155331 Sound source tracking system, method and robot Apr. 10, 2012
8155329 Method for monitoring outside sound through a closed window and device therefor Apr. 10, 2012
8155328 Sound reproducing apparatus Apr. 10, 2012
8155327 Tone detector and method used in a robot for detecting a tone Apr. 10, 2012
8155326 System, method, and apparatus for using the sound signature of a device to determine its operability Apr. 10, 2012
8155325 Sound quality display apparatus, sound quality display method, computer readable medium on which sound quality display program is recorded and sound camera Apr. 10, 2012
8150046 Audio jack for a portable electronic device Apr. 3, 2012
8150051 System and method for sound system simulation Apr. 3, 2012
8150066 Sound signal processing device, sound signal processing method, sound signal processing program, storage medium, and display device Apr. 3, 2012
8144883 Method and system for adapting a loudspeaker to a listening position in a room Mar. 27, 2012
8130978 Dynamic switching of microphone inputs for identification of a direction of a source of speech sounds Mar. 6, 2012
8130977 Cluster of first-order microphones and method of operation for stereo input of videoconferencing system Mar. 6, 2012
8130967 Frequency-characteristic-acquisition device, frequency-characteristic-acquisition method, and sound-signal-processing device Mar. 6, 2012
8126155 Remote audio device management system Feb. 28, 2012
8126156 Calibrating at least one system microphone Feb. 28, 2012
8121301 Earpiece, electronic device and communication device Feb. 21, 2012
8116461 Sound volume automatic adjustment method and system Feb. 14, 2012
8116465 Measuring apparatus and method, and recording medium Feb. 14, 2012
8116466 Apparatus and method for testing sound input and output of sound card Feb. 14, 2012
8116467 Method for manufacturing array microphones and system for categorizing microphones Feb. 14, 2012
8111074 Method and apparatus to measure differential phase and frequency modulation distortions for audio equipment Feb. 7, 2012
8107634 High intensity calibration device Jan. 31, 2012
8107641 Communication system and control method therefor, program, and storage medium Jan. 31, 2012
8103009 Wired, wireless, infrared, and powerline audio entertainment systems Jan. 24, 2012
8094809 Frame-based level feedback calibration system for sample-based predictive clipping Jan. 10, 2012
8094826 Method and system for equalizing a loudspeaker in a room Jan. 10, 2012
8094830 Video/sound output device and external speaker control device Jan. 10, 2012
8090112 Self-diagnostic system for monitoring electrical equipment Jan. 3, 2012
8090113 System and method for modulating audio effects of speakers in a sound system Jan. 3, 2012
8090110 Method and apparatus for determining sound standard for input sound signal Jan. 3, 2012
8085948 Noise reduction in a system Dec. 27, 2011
8081772 Vehicular microphone assembly using fractional power phase normalization Dec. 20, 2011
8081776 Indoor communication system for a vehicular cabin Dec. 20, 2011
8073125 Spatial audio conferencing Dec. 6, 2011
8073146 Audio test apparatus and test method thereof Dec. 6, 2011
8068025 Personal alerting device and method Nov. 29, 2011
8068616 Methods and systems for controlling noise cancellation Nov. 29, 2011
8065115 Method and system for identifying audible noise as wind noise in a hearing aid apparatus Nov. 22, 2011
8064614 Audio signal delivery management system, audio signal acquiring and transmitting apparatus, audio signal identifying and outputting apparatus, and audio signal delivering apparatus Nov. 22, 2011
8061473 Passive personal vocal monitor Nov. 22, 2011

1 2 3 4 5 6 7 8 9 10 11










 
 
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