| 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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| 03/03/2015 | US8972248 Band broadening apparatus and method |
| 02/25/2015 | EP2840712A1 Loudness level control for audio reception and decoding equipment |
| 02/24/2015 | US8965181 Automatic announcer voice attenuation in a presentation of a broadcast event |
| 02/24/2015 | US8965011 Automatic gain control circuit and method for automatic gain control |
| 02/24/2015 | US8964997 Adapted audio masking |
| 02/04/2015 | EP2833549A1 Loudness level control for audio reception and decoding equipment |
| 02/03/2015 | US8948417 Characteristic correcting device and characteristic correcting method |
| 01/21/2015 | CN104303229A 用于维持与参数音频编码器相关联的可逆动态范围控制信息的系统 Reversible dynamic range for maintaining and parametric audio encoder associated control system information |
| 01/14/2015 | EP2823614A1 Signal conversion system and method |
| 01/07/2015 | CN104272687A 信号转换系统及方法 Signal conversion system and method |
| 01/06/2015 | US8929574 Hearing aid and a method of detecting and attenuating transients |
| 01/06/2015 | US8929567 Equalization profiles for dynamic equalization of audio data |
| 12/31/2014 | CN102265513B 频域中的音频信号响度确定和修改 Loudness of the audio signal in the frequency domain to identify and modify |
| 12/30/2014 | US8924220 Multiband compressor |
| 12/24/2014 | CN104242853A 用于具有音质保护的失真减少多频带压缩器的技术 Techniques for reducing distortion with sound protection multiband compressor |
| 12/23/2014 | US8917888 Control terminal apparatus and control method |
| 12/23/2014 | US8917887 Signal processor and signal processing method |
| 12/23/2014 | US8917885 Loop gain estimating apparatus and howling preventing apparatus |
| 12/16/2014 | US8913760 Sound reproducing device, reproduced sound adjustment method, acoustic characteristic adjustment device, acoustic characteristic adjustment method, and computer program |
| 12/10/2014 | CN102577114B 多带域压缩器 Multi-band compressor |
| 12/09/2014 | US8908884 System and method for processing signals to enhance audibility in an MRI Environment |
| 12/02/2014 | US8903109 Frequency domain multiband dynamics compressor with automatically adjusting frequency band boundary locations |
| 12/02/2014 | US8903097 Information processing device and method and program |
| 11/18/2014 | US8892426 Audio signal loudness determination and modification in the frequency domain |
| 11/18/2014 | US8892173 Mobile electronic device and sound control system |
| 11/18/2014 | US8891789 Adjusting the loudness of an audio signal with perceived spectral balance preservation |
| 11/11/2014 | US8885845 Engine sound processing system |
| 11/04/2014 | US8879750 Adaptive dynamic range enhancement of audio recordings |
| 10/28/2014 | US8873766 Sound signal processor and sound signal processing methods |
| 10/28/2014 | US8873763 Perception enhancement for low-frequency sound components |
| 10/21/2014 | US8868414 Audio signal processing device with enhancement of low-pitch register of audio signal |
| 10/09/2014 | US20140301556 Directional based audio response to an external environment emergency signal |
| 10/07/2014 | US8855343 Method and device to maintain audio content level reproduction |
| 10/01/2014 | EP2783366A1 Method and system for generating an audio metadata quality score |
| 08/21/2014 | US20140233744 Audio processing and enhancement system |
| 08/13/2014 | CN103988426A 音频处理及增强系统 Audio processing and enhancement system |
| 08/06/2014 | EP2761745A1 Audio processing and enhancement system |
| 08/05/2014 | US8798279 Adjusting acoustic speaker output based on an estimated degree of seal of an ear about a speaker port |
| 07/24/2014 | WO2014113471A1 System and method for optimizing loudness and dynamic range across different playback devices |
| 07/24/2014 | US20140205111 Sound processing apparatus, method, and program |
| 07/23/2014 | EP2757685A1 Speech processing device and method, and program |
| 07/23/2014 | CN103946919A 用于产生音频元数据质量分数的方法和系统 Methods for producing audio metadata and system mass fraction |
| 07/23/2014 | CN102282867B 助听器和一种检测并衰减瞬变的方法 Hearing aids and a method for detecting and decay transients |
| 07/08/2014 | US8774426 Signal processing apparatus, semiconductor chip, signal processing system, and method of processing signal |
| 07/08/2014 | US8774425 Method and apparatus for controlling gain in multi-audio channel system, and voice processing system |
| 06/25/2014 | EP2747454A1 Separate inner and outer hair cell loss compensation |
| 06/24/2014 | US8761406 Audio signal processing device and audio signal processing method |
| 06/19/2014 | US20140167864 Tunable wide band driver amplifier |
| 06/17/2014 | US8755538 Tuning sound feed-back device |
| 06/10/2014 | US8750538 Method for enhancing audio signals |
| 05/30/2014 | WO2014081548A1 System, computer-readable storage medium and method for repair of compressed audio signals |
| 05/22/2014 | WO2014078096A1 Audio loudness control system |
| 05/20/2014 | US8731215 Loudness modification of multichannel audio signals |
| 05/07/2014 | CN103782515A 声音处理设备、方法以及程序 Sound processing device, method, and program |
| 05/06/2014 | US8718298 NVH dependent parallel compression processing for automotive audio systems |
| 03/27/2014 | WO2014046944A1 Methods and systems for selecting layers of encoded audio signals for teleconferencing |
| 03/27/2014 | WO2014046923A1 Audio coding with gain profile extraction and transmission for speech enhancement at the decoder |
| 03/27/2014 | WO2014046916A1 Layered approach to spatial audio coding |
| 03/18/2014 | US8676361 Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 03/04/2014 | US8666093 Processing an audio input signal to produce a processed audio output signal |
| 02/20/2014 | US20140050334 Transforming audio content for subjective fidelity |
| 02/18/2014 | US8653891 Collector boost |
| 02/13/2014 | WO2014025542A1 Multiband audio compression system and method |
| 02/13/2014 | US20140044271 Progressive, targeted, and variable conference feedback tone |
| 02/13/2014 | US20140044270 Progressive, targeted, and variable conference feedback tone |
| 02/11/2014 | US8648657 Mobile device including a power amplifier with selectable voltage supply |
| 01/30/2014 | US20140028391 Digital upconversion for multi-band multi-order power amplifiers |
| 01/29/2014 | EP2689418A1 Method and arrangement for damping of dominant frequencies in an audio signal |
| 01/29/2014 | CN102456350B Acoustic signal processing apparatus |
| 01/28/2014 | US8638954 Audio signal processing apparatus and speaker apparatus |
| 01/14/2014 | US8629719 Amplifier circuit and method for signal sensing |
| 12/25/2013 | EP2229007B1 An apparatus for processing an audio signal and method thereof |
| 12/25/2013 | CN103473005A Method and device for performing sound effect control on played audio frequency |
| 12/18/2013 | EP2675063A1 Agc circuit with optimized reference signal energy levels for an echo cancelling circuit |
| 12/17/2013 | CA2581810C Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 12/12/2013 | DE102012209563A1 Flugzeugsitz, Audiosystem und Flugzeug Airplane seat, audio system and aircraft |
| 12/11/2013 | CN101577848B Supper bass boosting method and system |
| 12/04/2013 | EP2670050A2 Method and apparatus for processing audio signal |
| 12/03/2013 | US8600074 Loudness modification of multichannel audio signals |
| 11/21/2013 | WO2013173080A1 System for maintaining reversible dynamic range control information associated with parametric audio coders |
| 11/21/2013 | WO2013172240A1 Measurement means and sound effect adjustment means |
| 11/20/2013 | EP2664062A1 A method and an apparatus for voice quality enhancement |
| 11/12/2013 | US8582784 Method and device for extension of low frequency output from a loudspeaker |
| 11/12/2013 | US8581664 Pulse electric power amplification apparatus |
| 10/15/2013 | CA2488689C Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 10/08/2013 | US8553906 Apparatus for enabling karaoke |
| 10/01/2013 | US8548614 Dynamic range control and equalization of digital audio using warped processing |
| 09/25/2013 | CN101843115B Auditory sensibility correction device |
| 09/24/2013 | CA2520118C Volume and compression control in movie theaters |
| 09/19/2013 | DE102012204193A1 Audio processor installed in car, used for dynamic processing of audio signals, has amplifier that is provided to control gain or attenuation of audio signal based on strengthened target determined by target determiner |
| 09/12/2013 | WO2013131965A1 Signal conversion system and method |
| 09/10/2013 | US8531240 Collector boost |
| 09/03/2013 | US8526638 Gain control circuit and electronic volume circuit |
| 08/28/2013 | CN102414746B Adjusting the loudness of an audio signal with perceived spectral balance preservation |
| 08/20/2013 | US8515257 Automatic announcer voice attenuation in a presentation of a televised sporting event |
| 08/13/2013 | US8509456 Level adjusting circuit |
| 08/07/2013 | EP2624449A1 Peak detection when adapting a signal gain based on signal loudness |
| 08/01/2013 | WO2013112846A1 Method and apparatus for circuit with low ic power dissipation and high dynamic range |
| 08/01/2013 | WO2013112039A1 Playback system for electric guitar, with high-fidelity sound and microcontroller-assisted protection means |
| 07/18/2013 | WO2013105447A1 Loudness correction means and sound quality adjustment means |