| Patents for H03G 5 - Tone control or bandwidth control in amplifiers (3,156) |
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| 07/10/2013 | CN101296529B Sound tuning method and system |
| 07/09/2013 | US8483411 Method and an apparatus for processing a signal |
| 07/09/2013 | US8483408 Mobile communication device capable of setting tone color and method of setting tone color |
| 07/09/2013 | US8483407 Noise reducing circuit |
| 07/04/2013 | US20130170667 Clock regeneration circuit and digital audio reproduction device |
| 06/27/2013 | US20130163783 Systems, methods, and apparatus to filter audio |
| 06/26/2013 | EP2608405A2 Sound processing apparatus, sound system and sound processing method |
| 06/25/2013 | US8472642 Processing of an audio signal for presentation in a high noise environment |
| 06/20/2013 | US20130156199 Handheld computing device case with audio output |
| 06/19/2013 | EP2605549A1 Digital equalizing filters with fixed phase response |
| 06/18/2013 | US8467546 Switchable audio circuits for mobile terminals and methods and computer program products for operating the same |
| 06/13/2013 | US20130148823 System and method for digital signal processing |
| 06/11/2013 | US8462964 Recording apparatus, recording method, audio signal correction circuit, and program |
| 06/11/2013 | US8462963 System and method for processing audio signal |
| 05/23/2013 | US20130129114 Clock generator |
| 05/23/2013 | DE102011055533A1 Method for individual adjustment of acoustic reproduction of audio signals of television apparatus, involves inputting amplitude of audio signal for acoustic reproduction, and generating sound signal with selected frequency |
| 05/22/2013 | CN101589429B System and method for digital signal processing |
| 05/16/2013 | WO2013068637A1 A method and an apparatus for automatic volume leveling of audio signals |
| 05/16/2013 | US20130121507 System and method for digital signal processing |
| 05/15/2013 | EP2592816A1 Short range wireless communication apparatus and method for improving phone sound quality |
| 05/14/2013 | US8442241 Audio signal processing for separating multiple source signals from at least one source signal |
| 05/14/2013 | US8442240 Sound processing apparatus, sound processing method, and sound processing program |
| 05/10/2013 | WO2013064311A1 Numeric audio signal equalization |
| 05/09/2013 | US20130114829 Recursive audio modulation system using nested inductor arrays |
| 05/08/2013 | EP2590324A1 Numeric audio signal equalization |
| 05/07/2013 | US8437481 Adapter for connecting accessories to an electronic device |
| 05/02/2013 | US20130108078 Method and device of channel equalization and beam controlling for a digital speaker array system |
| 05/02/2013 | US20130108076 Compensating for Different Audio Clocks Between Devices Using Ultrasonic Beacon |
| 04/30/2013 | US8431957 Audio dosage control |
| 04/25/2013 | US20130101137 Adaptive Sound Field Control |
| 04/23/2013 | US8428276 Frequency-warped audio equalizer |
| 04/23/2013 | US8428270 Audio gain control using specific-loudness-based auditory event detection |
| 04/18/2013 | US20130094665 Device and method for reproducing an audio signal |
| 04/17/2013 | EP2582037A1 Device and method for reproducing an audio signal |
| 04/09/2013 | US8417531 Methods and apparatuses for encoding and decoding object-based audio signals |
| 04/09/2013 | US8416965 Harmonics generation apparatus and method thereof |
| 04/09/2013 | CA2337176C Process for adjusting the sound level of a digital sound recording |
| 04/04/2013 | US20130083945 Novel efficient digital microphone decimation filter architecture |
| 04/04/2013 | US20130083930 Electronic apparatus, method of correcting acoustic signal and storage medium |
| 04/02/2013 | US8411877 Tuning and DAC selection of high-pass filters for audio codecs |
| 03/19/2013 | US8401685 Method for reproducing an audio recording with the simulation of the acoustic characteristics of the recording condition |
| 03/14/2013 | US20130064391 Acoustic Beam Forming Array Using Feedback-Controlled Microphones for Tuning and Self-Matching of Frequency Response |
| 03/07/2013 | US20130058500 Frequency band extending apparatus, frequency band extending method, player apparatus, playing method, program and recording medium |
| 03/07/2013 | US20130058499 Information processing apparatus and information processing method |
| 03/05/2013 | US8391513 Stream synthesizing device, decoding unit and method |
| 03/05/2013 | US8391512 Broadcast wave receiving system |
| 03/05/2013 | US8391511 Semiconductor device |
| 02/28/2013 | US20130051581 Audio signal processing circuit |
| 02/28/2013 | US20130051580 Receiver Acoustic Low Pass Filter |
| 02/28/2013 | US20130051579 Prediction of signals |
| 02/26/2013 | US8385563 Sound level control in responding to the estimated impedances indicating that the medium being an auditory canal and other than the auditory canal |
| 02/21/2013 | US20130044896 Virtual Bass Synthesis Using Harmonic Transposition |
| 02/13/2013 | CN102934463A Loudspeaker assembly and system |
| 02/12/2013 | US8374360 Sound setting apparatus and sound setting method |
| 02/05/2013 | USRE43985 Controlling loudness of speech in signals that contain speech and other types of audio material |
| 02/05/2013 | US8369538 Effect adding method and effect adding apparatus |
| 02/05/2013 | US8369537 Controlling reproduction of audio data |
| 01/31/2013 | US20130028442 Loudspeaker system |
| 01/29/2013 | US8363853 Room acoustic response modeling and equalization with linear predictive coding and parametric filters |
| 01/29/2013 | US8363852 Cross-over frequency selection and optimization of response around cross-over |
| 01/29/2013 | CA2538809C Dynamic bass boost apparatus and method |
| 01/22/2013 | US8359195 Method and apparatus for processing audio and speech signals |
| 01/22/2013 | US8358790 Band-splitting time compensation signal processing device |
| 01/17/2013 | US20130016857 Low frequency equalization for loudspeaker system |
| 01/17/2013 | US20130016856 Audio device |
| 01/17/2013 | US20130016855 Control device for driving multi-function speaker by using digital mixing scheme and related control method thereof |
| 01/10/2013 | US20130010976 Efficient Audio Signal Processing in the Sub-Band Regime |
| 01/09/2013 | CN202663606U Audio frequency and level control acousto-optic device as well as acousto-optic machine |
| 01/03/2013 | US20130003991 System and method for adjusting an audio signal |
| 01/03/2013 | DE102011078552A1 Method for producing audio signal to be transmitted to e.g. headphone of audio arrangement in mobile phone, involves producing audio signal by changing input signal based on frequency response of transducer and preset volume of sound signal |
| 01/02/2013 | EP2539886A2 Apparatus and method for modifying an audio signal using envelope shaping |
| 01/02/2013 | EP2539885A1 Apparatus and method for modifying an audio signal using harmonic locking |
| 01/01/2013 | US8345892 Front surround sound reproduction system using beam forming speaker array and surround sound reproduction method thereof |
| 12/27/2012 | US20120328135 Speaker system and method of operation therefor |
| 12/27/2012 | US20120328124 Processing of Audio Signals During High Frequency Reconstruction |
| 12/27/2012 | US20120328123 Signal processing apparatus, signal processing method, and program |
| 12/26/2012 | CN101529926B System and method for compensating memoryless non-linear distortion of an audio transducer |
| 12/25/2012 | US8340323 Sound outputting apparatus, sound outputting method, sound outputting system and sound output processing program |
| 12/25/2012 | US8340302 Parametric representation of spatial audio |
| 12/20/2012 | US20120321103 In-ear headphone |
| 12/19/2012 | EP2127074B1 Audio reproduction method and apparatus with auto volume control function |
| 12/13/2012 | DE102012209245A1 Verfahren und Vorrichtung zum automatischen Anpassen der Bandbreite eines elektronischen Verstärkers Method and apparatus for automatically adjusting the bandwidth of an electronic amplifier |
| 12/11/2012 | US8331572 Spatial audio |
| 12/11/2012 | US8331570 Method and system for enhancing bass effect in audio signals |
| 12/06/2012 | US20120308043 Acoustic Manipulator Element |
| 12/06/2012 | US20120308042 Subwoofer Volume Level Control |
| 12/06/2012 | US20120308036 Speed dependent equalizing control system |
| 12/04/2012 | US8324967 System and method for controlling a power amplifier using a programmable ramp circuit |
| 11/29/2012 | WO2012160415A1 An apparatus with an audio equalizer and associated method |
| 11/27/2012 | US8321789 Image browsing apparatus and image browsing method |
| 11/27/2012 | US8320585 Radio with dual sided audio |
| 11/22/2012 | US20120294460 Sound processing apparatus and parameter setting method |
| 11/22/2012 | US20120294459 Audio System and Method of Using Adaptive Intelligence to Distinguish Information Content of Audio Signals in Consumer Audio and Control Signal Processing Function |
| 11/22/2012 | US20120294458 Semiconductor integrated circuit of car navigation system and multimedia processing method applied to car navigation system integrated with fm/am broadcast receiving function |
| 11/22/2012 | US20120294457 Audio System and Method of Using Adaptive Intelligence to Distinguish Information Content of Audio Signals and Control Signal Processing Function |
| 11/15/2012 | US20120288119 Portable Tone Generator for Producing Pre-Calibrated Tones |
| 11/15/2012 | US20120288118 Control of a loudspeaker output |
| 11/13/2012 | US8311240 Audio signal processing apparatus and audio signal processing method |
| 11/13/2012 | US8311239 Method and apparatus for audio bass enhancement using stereo speakers |
| 11/08/2012 | US20120281859 Apparatus and method for generating a high frequency audio signal using adaptive oversampling |