| Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162) |
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| 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 |
| 07/08/2014 | US8774397 Telephone and voice adjustment method for telephone |
| 07/08/2014 | CA2743962C Folding sequential adaptive equalizer |
| 07/08/2014 | CA2739554C Transmitter architectures for communications systems |
| 07/03/2014 | US20140187182 Method and apparatus for calibrating an envelope tracking system |
| 07/03/2014 | US20140185834 Volume control apparatus |
| 07/03/2014 | US20140185833 Audio processing apparatus and method |
| 07/03/2014 | US20140185831 Volume control method and system |
| 07/03/2014 | US20140185830 Methods, systems, and apparatus for audio backtracking control |
| 07/03/2014 | US20140185811 System and method for variable decorrelation of audio signals |
| 07/03/2014 | US20140185785 Collaborative volume management |
| 07/03/2014 | US20140185719 System and method for discrete gain control in hybrid mimo/rf beamforming |
| 07/03/2014 | US20140185661 High speed receivers circuits and methods |
| 07/03/2014 | US20140184333 Feedback amplifier |
| 07/03/2014 | US20140184330 Time gain compensation |
| 07/03/2014 | US20140184329 Current canceling gain control for high frequency wideband cross-coupled amplifiers |
| 07/02/2014 | CN203691358U 基于噪音发电的自动调节音量无线耳机 Wireless headset automatically adjusts the volume based on the noise power |
| 07/02/2014 | CN203691357U 用于音频处理的自动增益控制电路 Automatic gain control circuit for audio processing |
| 07/02/2014 | CN103905958A 音频处理装置及方法 Audio processing apparatus and method |
| 07/02/2014 | CN103905008A 音频处理设备和音频处理方法 Audio processing apparatus and an audio processing method |
| 07/02/2014 | CN103905003A 一种内嵌直流失调消除的低电源电压可编程增益放大器 DC offset cancellation, an embedded low power supply voltage programmable gain amplifier |
| 07/02/2014 | CN102829878B 基于直流偏置放大电路的微波辐射计通道电压控制方法 Based Microwave Radiometer channel DC bias voltage control method amplifying circuit |
| 07/02/2014 | CN101995900B 一种用于连续可变增益放大器的坡度电压生成器 A variable gain amplifier for a continuous slope voltage generator |
| 07/01/2014 | US8768280 Method and apparatus relating to signal control |
| 07/01/2014 | US8767974 System and method for generating comfort noise |
| 07/01/2014 | US8766716 Apparatus and method for interleaving switching in power amplifier |
| 06/26/2014 | WO2014100511A2 Independent gain control for multiple receive circuits concurrently processing different transmitted signals |
| 06/26/2014 | US20140177875 Method and apparatus for switching between a directly connected an a networked audio source |
| 06/26/2014 | US20140177873 Portable electronic device with combination button for power and volume and operating method |
| 06/26/2014 | US20140177865 Audio unit mountable in personal watercraft |
| 06/26/2014 | US20140176356 Apparatus and methods for voltage comparison |
| 06/25/2014 | EP2747281A2 Automatic gain control of a receiver circuit |
| 06/25/2014 | CN103891230A 用于链路调训的线性系统 Linear systems for link training of |
| 06/25/2014 | CN103888088A 基于alc的功放保护系统 Based alc amplifier protection systems |
| 06/25/2014 | CN103888083A 宽带低噪声放大器 Broadband Low Noise Amplifier |
| 06/25/2014 | CN101803187B 电子装置 Electronic devices |
| 06/25/2014 | CN101604962B 可变增益rf放大器 Variable gain amplifier rf |
| 06/24/2014 | US8761415 Controlling the loudness of an audio signal in response to spectral localization |
| 06/24/2014 | US8761414 Reproduction device and reproduction method |
| 06/24/2014 | US8761411 Masking noise |
| 06/24/2014 | US8761406 Audio signal processing device and audio signal processing method |
| 06/19/2014 | WO2014093174A1 Dynamic hysteresis selection |
| 06/19/2014 | US20140173519 Apparatus with an audio equalizer and associated method |
| 06/19/2014 | US20140171005 Low-noise tia-to-adc interface with a wide-range of passive gain control |
| 06/19/2014 | US20140170999 Independent gain control for multiple receive circuits concurrently processing different transmitted signals |
| 06/19/2014 | US20140169586 Audio signal adapter device |
| 06/19/2014 | US20140167848 Sense amplifier having loop gain control |
| 06/18/2014 | EP2744106A2 Device and method for the automatic adjustment of the sound volume in a vehicle interior |
| 06/18/2014 | EP2744105A2 Device and method for the automatic adjustment of the sound volume in a vehicle interior |
| 06/18/2014 | EP2744104A2 Automatic gain control unit for a low power receiver or transceiver |
| 06/18/2014 | EP2742591A2 Radio frequency amplifier in communication system and method of controlling the same |
| 06/18/2014 | CN203661046U 一种支持手持式对空台的宽频带发射机 One of the supported handheld transmitter wideband air station |
| 06/18/2014 | CN203660998U 功率模块的调试电路 Debug circuitry power module |
| 06/18/2014 | CN103873985A Direct measurement of input signal to loudspeaker to determine and limit temperature of voice coil of the loudspeaker |
| 06/18/2014 | CN103873004A Device and method for the automatic adjustment of the sound volume in a vehicle interior |
| 06/18/2014 | CN103873003A Gain adjustment method and device for audio signal |
| 06/18/2014 | CN103873002A Microwave link automatic gain control device and method based on PID algorithm |
| 06/18/2014 | CN103873001A Low-power-supply-voltage programmable gain amplifier |
| 06/18/2014 | CN102647164B Automatic gain control loop of medical equipment with ultra-low power consumption |
| 06/18/2014 | CN102035487B Automatic gain control method and device for diversity reception |
| 06/18/2014 | CN101729032B Gain limiter circuit |
| 06/17/2014 | US8755538 Tuning sound feed-back device |
| 06/17/2014 | US8755532 Network audio processor |
| 06/17/2014 | US8754707 Boost converter control for envelope tracking |
| 06/17/2014 | US8754706 Power based feedback for improved power amplifier (PA) efficiency |
| 06/17/2014 | US8754705 Audio amplifier power supply with inherent power factor correction |
| 06/17/2014 | CA2566345C Method for correcting metadata affecting the playback loudness and dynamic range of audio information |
| 06/17/2014 | CA2498392C Audio system with balance setting based on information addresses |
| 06/12/2014 | US20140162732 Gain Control Method for a Broadband Inductorless Low Noise Amplifier |
| 06/12/2014 | US20140161285 Method and an apparatus for processing an audio signal |
| 06/12/2014 | US20140161284 Contactless volume control device with adjustable gain and multi-output |
| 06/12/2014 | US20140161281 Audio signal correction and calibration for a room environment |
| 06/12/2014 | US20140161280 Audio signal correction and calibration for a room environment |
| 06/12/2014 | US20140159817 Integrated start-up bias boost for dynamic error vector magnitude enhancement |
| 06/12/2014 | US20140159816 Amplifier circuit |
| 06/12/2014 | US20140158866 Amplifier and optical receiver |
| 06/11/2014 | CN203645819U 音量调节电路 Volume control circuit |
| 06/11/2014 | CN203642941U 一种多路传感单通道恒流测量装置 A multiple sensor-channel constant current measuring means |
| 06/11/2014 | CN103858338A Split vcc and common vcc power management architecture for envelope tracking |
| 06/11/2014 | CN103856867A Audio system |
| 06/10/2014 | US8751029 System for extraction of reverberant content of an audio signal |
| 06/10/2014 | US8750544 Electronic earplug with transistor switching for introducing electronic control of the gain and providing audible switch indications |
| 06/10/2014 | US8750538 Method for enhancing audio signals |
| 06/10/2014 | US8750529 Signal processing apparatus |
| 06/10/2014 | US8749310 Amplifier bias control |
| 06/10/2014 | US8749309 Gate-based output power level control power amplifier |
| 06/10/2014 | US8749307 Apparatus and method for a tunable multi-mode multi-band power amplifier module |
| 06/05/2014 | WO2014083569A1 A system for recording and playback for achieving standardization of loudness of soundtracks in cinemas |
| 06/05/2014 | WO2014066701A3 Two-dimensional transmit power compensation |
| 06/04/2014 | EP2738938A1 Audio system |
| 06/04/2014 | EP2737625A2 Method to restrict the number of cycles in a continuous j-slot in a downhole tool |
| 06/04/2014 | CN103840783A Automatic time-slot level control system and implementation method thereof |
| 06/04/2014 | CN102457239B Gain control system and method |
| 06/04/2014 | CN102355616B Method and equipment for automatic volume regulation in public environment |
| 06/04/2014 | CN102057732B Method and arrangement in a cellular communications system |
| 06/04/2014 | CN101207399B Method and system for controlling circuit in an emitter |
| 06/03/2014 | USRE44929 Volume control for audio signals |
| 06/03/2014 | US8744091 Intelligibility control using ambient noise detection |
| 06/03/2014 | US8743360 Detection method for birefringence measurement |