| Patents for H03G 5 - Tone control or bandwidth control in amplifiers (3,156) |
|---|
| 06/05/2012 | US8194886 Audio crossover system and method |
| 06/05/2012 | US8194885 Spatially robust audio precompensation |
| 06/05/2012 | US8194868 Loudspeaker system for virtual sound synthesis |
| 06/05/2012 | US8194502 Variable directivity loud hailing device |
| 05/31/2012 | US20120134522 System and Method for Selective Enhancement Of Speech Signals |
| 05/31/2012 | US20120134510 Watermark generating method, broadcast content generating method including the same and watermarking system |
| 05/29/2012 | US8189812 Bass boost filtering techniques |
| 05/29/2012 | US8189805 Allpass array |
| 05/24/2012 | WO2012066265A1 Spectrum correction system intended in particular for an auditorium |
| 05/24/2012 | US20120128178 Sound reproducing apparatus, sound reproducing method, and program |
| 05/24/2012 | US20120128174 Converting multi-microphone captured signals to shifted signals useful for binaural signal processing and use thereof |
| 05/24/2012 | US20120127342 Audio processing apparatus, sound pickup apparatus and imaging apparatus |
| 05/23/2012 | EP1889364B1 Dynamic range control and equalization of digital audio using warped processing |
| 05/23/2012 | CN1671253B Test apparatus, test method, and computer program |
| 05/17/2012 | US20120121107 Method for Signal Processing of Solid-Borne Sound Signals, in Particular in Motor Vehicles, and an Occupant Protection System with Corresponding Signal Processing Unit |
| 05/16/2012 | CN102461207A Voice reproduction device, voice reproduction method, and program |
| 05/15/2012 | US8180071 Pseudo deep bass generating device |
| 05/10/2012 | US20120114143 Sound output apparatus |
| 05/10/2012 | US20120114142 Acoustic signal processing apparatus, processing method therefor, and program |
| 05/09/2012 | EP2451076A1 Audio signal processing device |
| 05/09/2012 | CN102447446A Balancing method and device of speaker frequency response fed back based on vibration element motion state |
| 05/09/2012 | CN102447445A Method for audio parameter balance and audio parameter balancer |
| 05/08/2012 | US8175292 Audio signal processing |
| 05/03/2012 | WO2012056072A1 Device for measuring oxygen in fluids |
| 05/03/2012 | US20120106742 Audio content enhancement using bandwidth extension techniques |
| 05/01/2012 | US8170236 Pitch detection apparatus and method |
| 05/01/2012 | US8170235 Hearing apparatus with unsymmetrical tone balance unit and corresponding control method |
| 05/01/2012 | US8170233 Loudspeaker array system |
| 04/25/2012 | CN1898988B Audio output apparatus |
| 04/24/2012 | US8165322 Circuit for processing sound signals |
| 04/24/2012 | US8165318 Process for adjusting the sound volume of a digital sound recording |
| 04/19/2012 | DE102010044231A1 Device for changing audio signals over frequency range within frequency band in sound processing of movie and music, has interface changing and entering default parameter into absolute value, and dynamic processor downstream to output |
| 04/18/2012 | CN102422531A Audio signal processing device |
| 04/17/2012 | US8160889 System for providing an acoustic signal with extended bandwidth |
| 04/17/2012 | US8160274 System and method for digital signal processing |
| 04/17/2012 | US8160268 Loudspeaker array system |
| 04/11/2012 | EP1440509B1 Digital audio processor |
| 04/11/2012 | CN101930736B 基于子带滤波框架的解码器的音频均衡方法 Based on the decoded sub-band filtering the audio frame equalization method |
| 04/11/2012 | CN101378250B Audio-signal processing apparatus and method |
| 04/04/2012 | EP2437516A1 Cross-fader apparatus, mixer apparatus and program |
| 04/03/2012 | US8150070 Sound signal equalizer for adjusting gain at different frequency bands |
| 04/03/2012 | US8150069 Signal processing apparatus, signal processing method, and sound field correction system |
| 04/03/2012 | US8150068 Array speaker system |
| 04/03/2012 | US8150067 Bass enhancing method, signal processing device, and audio reproducing system |
| 04/03/2012 | US8150066 Sound signal processing device, sound signal processing method, sound signal processing program, storage medium, and display device |
| 04/03/2012 | US8150065 System and method for processing an audio signal |
| 04/03/2012 | US8150050 Bass enhancing apparatus and method |
| 04/03/2012 | US8150047 Automatic audio system equalizing |
| 03/29/2012 | US20120076333 Method and device for frequency compression with selective frequency shifting |
| 03/29/2012 | US20120076332 Method and device for frequency compression with harmonic correction |
| 03/29/2012 | US20120076324 System and methods for applying bass compensation in an automobile |
| 03/27/2012 | US8144881 Audio gain control using specific-loudness-based auditory event detection |
| 03/21/2012 | CN1983806B Signal processing apparatus and signal processing method |
| 03/21/2012 | CN1855706B Music reproduction device for portable device |
| 03/21/2012 | CN101359902B Equalizing method and system for audio signal |
| 03/15/2012 | WO2012033942A2 Dynamic compensation of audio signals for improved perceived spectral imbalances |
| 03/15/2012 | US20120063616 Dynamic compensation of audio signals for improved perceived spectral imbalances |
| 03/15/2012 | US20120063615 Equalization profiles for dynamic equalization of audio data |
| 03/15/2012 | US20120063614 Audio signal dynamic equalization processing control |
| 03/13/2012 | US8135146 Equalization method using equal loudness curve based on the IS0266:2003 standard, and sound output apparatus using the same |
| 03/08/2012 | US20120057724 Automatic audio system equalizing |
| 03/08/2012 | US20120057713 Automatic audio system equalizing |
| 03/01/2012 | US20120051559 Audio equalizer and methods for use therewith |
| 03/01/2012 | US20120051558 Method and apparatus for reproducing audio signal by adaptively controlling filter coefficient |
| 03/01/2012 | US20120051549 Apparatus, method and computer program for manipulating an audio signal comprising a transient event |
| 02/28/2012 | US8126163 Volume and tone control in direct digital speakers |
| 02/28/2012 | US8125851 Apparatus and method for controlling acoustic radiation pattern output through array of speakers |
| 02/23/2012 | US20120045075 Energy saving PWM sound device |
| 02/21/2012 | US8121312 Wide-band equalization system |
| 02/21/2012 | US8121302 Method of correction of acoustic parameters of electro-acoustic transducers and device for its realization |
| 02/21/2012 | US8121297 Signal processing device and sound image orientation apparatus |
| 02/16/2012 | US20120039485 High fidelity phonographic preamplifier featuring simultaneous flat and playback compensation curve correction outputs |
| 02/16/2012 | US20120039484 Speaker with frequency directed dual drivers |
| 02/14/2012 | US8116465 Measuring apparatus and method, and recording medium |
| 02/09/2012 | US20120033831 Microphone with Adjustable Characteristics |
| 02/09/2012 | US20120033830 Audio processing device and audio processing method |
| 01/26/2012 | US20120020496 Fast Acoustic Cancellation |
| 01/24/2012 | US8103020 Enhancing audio signals by nonlinear spectral operations |
| 01/24/2012 | US8103005 Primary-ambient decomposition of stereo audio signals using a complex similarity index |
| 01/19/2012 | US20120014524 Distributed bass |
| 01/18/2012 | EP1999992B1 Adaptive speaker equalization |
| 01/17/2012 | US8098848 System for equalizing an acoustic signal |
| 01/17/2012 | US8098846 Sound field generator and method of generating sound field using the same |
| 01/17/2012 | US8098835 Method and apparatus to enhance low frequency component of audio signal by calculating fundamental frequency of audio signal |
| 01/12/2012 | US20120008799 Apparatus and method for determining a plurality of local center of gravity frequencies of a spectrum of an audio signal |
| 01/12/2012 | US20120008798 Method and Apparatus For Stereo Enhancement Of An Audio System |
| 01/10/2012 | US8094837 Processing an audio input signal to produce a processed audio output signal |
| 01/05/2012 | WO2012002537A1 Portable electronic apparatus and audio control system |
| 01/05/2012 | US20120002824 Audio equipment and a signal processing method thereof |
| 01/05/2012 | US20120002823 Acoustic correction apparatus, audio output apparatus, and acoustic correction method |
| 01/04/2012 | EP2401872A2 Speaker distortion reduction system and method |
| 01/03/2012 | US8090122 Audio mixing using magnitude equalization |
| 12/29/2011 | US20110317853 Heyser spiral low frequency correction of fir filters |
| 12/29/2011 | US20110317852 Frequency characteristics control device |
| 12/29/2011 | US20110317851 Audio signal mixing device |
| 12/29/2011 | US20110317850 Generator and generation method of pseudo-bass |
| 12/29/2011 | US20110317849 Signal conditioner for subwoofers |
| 12/27/2011 | US8085952 Combination equalizer and calibrator circuit assembly for audio system |
| 12/27/2011 | US8085951 Method and system for determining a gain reduction parameter level for loudspeaker equalization |
| 12/27/2011 | US8084679 Electronic signal processor |