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Class Information
Number: 700/94
Name: Data processing: generic control systems or specific applications > Specific application, apparatus or process > Digital audio data processing system
Description: Subject matter wherein the particular art or field is the processing of digital data which represents an audio signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626110 |
Energy-based audio pattern recognition |
Dec. 1, 2009 |
| 7626111 |
Similar music search method and apparatus using music content summary |
Dec. 1, 2009 |
| 7620469 |
Method of identifying digital audio signal format |
Nov. 17, 2009 |
| 7620468 |
Control apparatus for music system comprising a plurality of equipments connected together via network, and integrated software for controlling the music system |
Nov. 17, 2009 |
| 7620467 |
Device and method for metadata management |
Nov. 17, 2009 |
| 7620410 |
Broadcast station synchronization method and mobile terminal |
Nov. 17, 2009 |
| 7617012 |
Audio signal processing system |
Nov. 10, 2009 |
| 7613533 |
Interactive system |
Nov. 3, 2009 |
| 7613532 |
Systems and methods for improving the signal to noise ratio for audio input in a computing system |
Nov. 3, 2009 |
| 7613531 |
User aware audio playing apparatus and method |
Nov. 3, 2009 |
| 7613530 |
Apparatus and program for setting signal processing parameter in an audio mixer |
Nov. 3, 2009 |
| 7613529 |
System for eliminating acoustic feedback |
Nov. 3, 2009 |
| 7613311 |
Digital implementation of a fourth order Linkwitz-Riley network with a low cutoff frequency |
Nov. 3, 2009 |
| 7612281 |
Reverberation effect adding device |
Nov. 3, 2009 |
| 7613306 |
Audio encoder and audio decoder |
Nov. 3, 2009 |
| 7610110 |
Graphically displaying stereo phase information |
Oct. 27, 2009 |
| 7610109 |
Recording and/or reproducing apparatus and recording apparatus |
Oct. 27, 2009 |
| 7606627 |
Converting M channels of digital audio data packets into N channels of digital audio data |
Oct. 20, 2009 |
| 7606626 |
Speaking thermometer |
Oct. 20, 2009 |
| 7606375 |
Method and system for automatically generating world environmental reverberation from game geometry |
Oct. 20, 2009 |
| 7603190 |
Digital recording/reproducing apparatus |
Oct. 13, 2009 |
| 7602892 |
Telephony annotation services |
Oct. 13, 2009 |
| 7598447 |
Methods, systems and computer program products for detecting musical notes in an audio signal |
Oct. 6, 2009 |
| 7599753 |
Systems and methods for running priority-based application threads on a realtime component |
Oct. 6, 2009 |
| 7596698 |
Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium |
Sep. 29, 2009 |
| 7593781 |
Audio feedback test |
Sep. 22, 2009 |
| 7593782 |
Highly portable media device |
Sep. 22, 2009 |
| 7592534 |
Music composition reproduction device and composite device including the same |
Sep. 22, 2009 |
| 7590249 |
Object-based three-dimensional audio system and method of controlling the same |
Sep. 15, 2009 |
| 7590251 |
Clip detection in PWM amplifier |
Sep. 15, 2009 |
| 7590459 |
Stream data processing system, stream data processing method, stream data processing program, and computer readable recording medium for storing stream data processing program |
Sep. 15, 2009 |
| 7590460 |
Audio signal processor |
Sep. 15, 2009 |
| 7587255 |
Software and process for play-cursor calculation |
Sep. 8, 2009 |
| 7587254 |
Dynamic range control and equalization of digital audio using warped processing |
Sep. 8, 2009 |
| 7587054 |
Audio system based on at least second-order eigenbeams |
Sep. 8, 2009 |
| 7586032 |
Shake responsive portable media player |
Sep. 8, 2009 |
| 7582823 |
Method and apparatus for classifying mood of music at high speed |
Sep. 1, 2009 |
| 7584008 |
Digital signal processing method, learning method, apparatuses for them, and program storage medium |
Sep. 1, 2009 |
| 7584009 |
Multi-chip PWM synchronization and communication |
Sep. 1, 2009 |
| 7584010 |
Telephone handset |
Sep. 1, 2009 |
| 7580765 |
Method of integrating audio and encoded writing medium using interactive apparatus |
Aug. 25, 2009 |
| 7580764 |
Interactive apparatus with recording and playback capability usable with encoded writing medium |
Aug. 25, 2009 |
| 7580763 |
Recording apparatus for recording signal including a plurality of sound information |
Aug. 25, 2009 |
| 7580761 |
Fixed-size cross-correlation computation method for audio time scale modification |
Aug. 25, 2009 |
| 7579546 |
Tempo detection apparatus and tempo-detection computer program |
Aug. 25, 2009 |
| 7580762 |
Microphone with ultrasound/audible mixing chamber to secure audio path |
Aug. 25, 2009 |
| 7577247 |
Apparatus and method for telephone, intercom, and clock |
Aug. 18, 2009 |
| 7576278 |
Song search system and song search method |
Aug. 18, 2009 |
| 7574451 |
System and method for speeding up database lookups for multiple synchronized data streams |
Aug. 11, 2009 |
| 7574276 |
System and methods for providing automatic classification of media entities according to melodic movement properties |
Aug. 11, 2009 |
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