| Patents for H03G 9 - Combinations of two or more types of control, e.g. gain control and tone control (1,150) |
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| 07/12/2007 | US20070160232 Processing an audio input signal to produce a processed audio output signal |
| 07/12/2007 | US20070160230 Device and method for determining sound source direction |
| 07/11/2007 | EP1805891A1 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 07/11/2007 | EP1805890A1 Speed- and user-dependent timbre and dynamic range control method, apparatus and system for automotive audio reproduction systems |
| 06/28/2007 | WO2007072280A1 A device for and a method of processing audio data |
| 06/21/2007 | US20070140512 Signal processing for hearing devices having a number of compression algorithms |
| 06/14/2007 | US20070136050 System and method for audio signal processing |
| 06/06/2007 | CN1320783C Automatic gain control method for highly integrated communicaton receiver |
| 05/02/2007 | EP1779509A2 System for and method of audio signal processing for presentation in a high-noise environment |
| 05/01/2007 | US7212640 Variable attack and release system and method |
| 04/26/2007 | US20070092089 Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal |
| 04/17/2007 | US7206420 Softclip method and apparatus |
| 04/12/2007 | WO2007040536A2 System and method for harvesting electric power from a rotating tire’s acoustic energy |
| 04/10/2007 | US7203325 Audio processing device |
| 04/05/2007 | US20070076905 Audio output apparatus |
| 03/29/2007 | US20070071255 Adaptive Sound Reproduction |
| 03/29/2007 | DE102006016308A1 Signalverarbeitungsschaltung für eine analoge Eingabe Signal processing circuit for an analog input |
| 03/22/2007 | US20070067090 Analog input signal processing circuit |
| 03/22/2007 | US20070064961 Audio control system and audio control method thereof |
| 03/22/2007 | DE102005045021A1 Audio system e.g. compact disk player, for motor vehicle, has level limiter connected upstream of volume adjuster, and control unit provided for controlling level limiter based on over modulation signal of power amplifier |
| 03/21/2007 | EP1665524A4 Dynamic bass boost apparatus and method |
| 03/07/2007 | EP1680781B1 System and method for audio signal processing |
| 03/07/2007 | EP1210765B1 Filter banked gain control of audio in a noisy environment |
| 02/15/2007 | WO2006106479A3 A method of and a device for processing audio data, a program element and a computer-readable medium |
| 01/30/2007 | US7171180 AM receiver circuit performing sound quality compensation of AM detection output signal |
| 01/30/2007 | US7171010 Dynamic bass boost apparatus and method |
| 01/17/2007 | CN1295867C High fidelity audio signal amplifying method |
| 01/10/2007 | CN1892525A Slide operation device |
| 12/14/2006 | WO2006053684A3 Signal processing unit and signal processing method |
| 12/13/2006 | CN1879298A Dynamic bass boost apparatus and method |
| 11/30/2006 | WO2005072349A3 Method and apparatus for spatially enhancing the stereo image in sound reproduction and reinforcement systems |
| 11/09/2006 | DE102005020317A1 Automatische Verstärkungseinstellung bei einem Hörhilfegerät Automatic gain adjustment for a hearing aid |
| 11/02/2006 | US20060245734 Reproducing device and reproducing method |
| 11/02/2006 | EP1718072A2 Reproducing device and reproducing method |
| 11/01/2006 | CN1856934A Audio pre-amp and mid-band compressor circuit |
| 11/01/2006 | CN1855289A Reproducing device and reproducing method |
| 10/18/2006 | CN1848673A Acoustical system and contro method |
| 10/17/2006 | US7123724 Sound system |
| 10/12/2006 | WO2006106479A2 A method of and a device for processing audio data, a program element and a computer-readable medium |
| 10/12/2006 | WO2006105940A1 Compander system |
| 10/10/2006 | US7120579 Filter banked gain control of audio in a noisy environment |
| 10/03/2006 | US7116790 Loudspeaker |
| 09/28/2006 | US20060215853 Apparatus, method, and computer program product for reproducing sound by dividing sound field into non-reduction region and reduction region |
| 09/27/2006 | CN1277180C Apparatus and method for adapting audio signal |
| 09/21/2006 | US20060210096 Automatic audio gain control for concurrent capture applications |
| 09/19/2006 | US7110555 Sound signal reproducing apparatus |
| 09/19/2006 | US7109791 Tailored collector voltage to minimize variation in AM to PM distortion in a power amplifier |
| 09/13/2006 | CN1832339A Controlling gain adjustment and surround signal level |
| 09/13/2006 | CN1831940A Tune and rhythm quickly regulating method based on audio-frequency decoder |
| 09/12/2006 | US7107109 Process for adjusting the sound volume of a digital sound recording |
| 09/06/2006 | EP1172020B1 Adaptive dynamic range optimisation sound processor |
| 08/31/2006 | DE19725898B4 Entertainmentsystem für ein Kraftfahrzeug Entertainment system for a motor vehicle |
| 08/24/2006 | US20060188104 Audio conditioning apparatus, method and computer program product |
| 08/24/2006 | DE19734969B4 Verfahren und Vorrichtung zur Wiedergabe von Audiosignalen Method and apparatus for reproducing audio signals |
| 08/23/2006 | CN1822496A Method for increasing portable device horn playing volume |
| 08/22/2006 | US7095860 Audio dynamic control effects synthesizer with or without analyzer |
| 07/20/2006 | DE102005001496A1 Verfahren und Vorrichtung zur Verstärkung eines amplituden- und phasenmodulierten elektrischen Signals Method and apparatus for amplifying an amplitude and phase modulated electrical signal |
| 07/19/2006 | EP1680781A1 System and method for audio signal processing |
| 07/13/2006 | US20060153403 Signal strength imformation dependent control of small electrodynamic transducers in audio systems |
| 07/13/2006 | US20060153394 Headset audio bypass apparatus and method |
| 07/06/2006 | US20060147049 Sound pressure level limiter with anti-startle feature |
| 06/29/2006 | US20060140419 Vacuum tube audio frequency power amplifier variable amplitude clipper |
| 06/28/2006 | EP1675258A1 Three-channel state-variable compressor circuit |
| 06/28/2006 | CN1795490A Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal |
| 06/28/2006 | CN1794570A Three-channel state-variable compressor circuit |
| 06/15/2006 | US20060126865 Method and apparatus for adaptive sound processing parameters |
| 06/14/2006 | EP1668776A1 Audio pre-amp and mid-band compressor circuit |
| 06/08/2006 | DE4141843B4 Verfahren zur Steuerung der Signalwiedergabe von gemischten Musik- und Sprachsignalen, Schaltungsanordnungen zum Durchführen des Verfahrens sowie Anwendungen des Verfahrens bzw. der Schaltungsanordnung Method for controlling the signal reproduction of the mixed music and speech signals, circuit arrangements for carrying out the method as well as applications of the method and the circuit arrangement |
| 06/07/2006 | EP1665524A1 Dynamic bass boost apparatus and method |
| 06/01/2006 | US20060115098 Method and apparatus to reconstruct high-frequency components of an audio signal |
| 05/26/2006 | WO2006053684A2 Signal processing unit and signal processing method |
| 05/24/2006 | DE102004055738A1 Signalbearbeitungseinheit und Signalbearbeitungsverfahren Signal processing unit and signal processing method |
| 05/24/2006 | DE102004054586A1 Amplifier for amplitude and phase modulating signals for mobile communication uses a polar loop transmitter |
| 05/23/2006 | US7050595 Audio mixing circuit |
| 05/17/2006 | CN1774861A Volume and compression control in movie theaters |
| 05/11/2006 | US20060098827 Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 05/04/2006 | WO2006047600A1 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 05/04/2006 | DE202005012816U1 Elektronisches Gerät zur Aussteuerung von Audiosignalen sowie entsprechendes computerlesbares Speichermedium Electronic device for modulating audio signals and corresponding computer-readable storage medium |
| 05/04/2006 | CA2581810A1 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 04/11/2006 | US7027981 System output control method and apparatus |
| 04/05/2006 | CN1249919C Variable gain amplifier |
| 04/04/2006 | US7024260 Method and apparatus for processing digital audio signal |
| 03/21/2006 | US7016509 System and method for varying low audio frequencies inversely with audio signal level |
| 03/07/2006 | US7010133 Method for automatic amplification adjustment in a hearing aid device, as well as a hearing aid device |
| 03/07/2006 | US7009447 Outphasing modulator |
| 03/01/2006 | EP1629463A2 Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal |
| 02/23/2006 | WO2006018808A1 Speed- and user-dependent timbre and dynamic range control method, apparatus and system for automotive audio reproduction systems |
| 02/01/2006 | EP1622418A1 Digital audio frequency optimizer |
| 01/18/2006 | EP1616386A2 Volume and compression control in movie theaters |
| 01/12/2006 | US20060008096 Audio dynamics processing control system |
| 01/12/2006 | DE102004029413A1 Elektrischer Verstärker und Verfahren zu dessen Steuerung Electrical amplifier and method for controlling |
| 12/14/2005 | CN1232030C Digital audio processor |
| 11/15/2005 | US6965676 Volume-responsive loudness compensation circuits, systems, and methods |
| 10/27/2005 | US20050238185 Apparatus for reproduction of compressed audio data |
| 10/27/2005 | DE19704519B4 Vorrichtung zur Frequenzgangkompensation eines Audiosignals Apparatus for frequency compensation of an audio signal |
| 10/12/2005 | CN1681199A Method and device for amplifying a reception signal |
| 10/06/2005 | DE4029418B4 Schaltungsanordnung mit einem einstellbaren Amplitudenfrequenzgang für ein NF-Signal A circuit arrangement with an adjustable amplitude-frequency response for an LF signal |
| 09/29/2005 | US20050213780 Dynamic equalizing |
| 09/28/2005 | EP1580884A1 Dynamic equalizing |
| 09/28/2005 | EP1580882A1 Audio enhancement system and method |