| Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162) |
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| 04/17/2014 | WO2014059437A2 Switched capacitor circuits having level-shifting buffer amplifiers, and associated methods |
| 04/17/2014 | WO2014057816A1 Wireless circuit |
| 04/17/2014 | WO2014056379A1 Down-conversion device and realizing method thereof and receiver |
| 04/17/2014 | WO2014011959A3 Loudness control with noise detection and loudness drop detection |
| 04/17/2014 | WO2013189450A3 Method and device for adjusting call volume, and mobile terminal |
| 04/17/2014 | US20140106784 Mobile device |
| 04/17/2014 | US20140105420 Broadcast advertisement volume control system and method therefor |
| 04/17/2014 | US20140105419 Asymmetric polynomial psychoacoustic bass enhancement |
| 04/17/2014 | US20140105414 Apparatus and Methods for Limiting Sound Volume in Headphones |
| 04/17/2014 | US20140105407 Reducing noise in a shared media sesssion |
| 04/17/2014 | US20140105336 Reduced power-consumption receivers |
| 04/17/2014 | US20140103998 Radio frequency signal gain control |
| 04/17/2014 | US20140103995 Control Circuit and Method for Controlling an Operation of a Power Amplifier |
| 04/16/2014 | CN203554391U Small-variable gain current-pickup amplification circuit |
| 04/16/2014 | CN203554390U Underwater controllable gain signal amplifying circuit |
| 04/16/2014 | CN103731113A Variable gain amplifying circuit, implement method and signal processing device |
| 04/16/2014 | CN103731112A System and method for a programmable gain amplifier |
| 04/16/2014 | CN102638746B Analog front-end circuit with low power consumption for medical equipment |
| 04/16/2014 | CN102624407B Radio-frequency emission front-end circuit with automatic gain control |
| 04/15/2014 | US8700093 Wireless communication base station with current limiting capability |
| 04/15/2014 | US8699975 Directional coupler architecture for radio frequency power amplifier |
| 04/15/2014 | US8699725 Acoustic processing apparatus |
| 04/15/2014 | US8699723 Audio device volume manager using measured volume perceived at a first audio device to control volume generation by a second audio device |
| 04/10/2014 | WO2013189424A3 Radio-frequency power amplification circuit, control method and terminal |
| 04/10/2014 | US20140100839 Method for controlling properties of simulated environments |
| 04/10/2014 | US20140100002 Power Amplifier Having An Integrated Microcontroller |
| 04/10/2014 | US20140098976 Speaker system and method for adjusting power of speaker |
| 04/10/2014 | US20140098975 Increasing perceived signal strength using persistence of hearing characteristics |
| 04/10/2014 | US20140098972 Array microphone device and gain control method |
| 04/10/2014 | US20140097902 Systems and Methods a High Gain Bandwidth Low Power Trans-Impedance Voltage Gain Amplifier (TIVA) Topology |
| 04/10/2014 | US20140097901 Automatic gain control circuit |
| 04/10/2014 | DE102013110422A1 System und Verfahren für einen Verstärker mit programmierbarer Verstärkung System and method for a programmable gain amplifier |
| 04/10/2014 | DE102012016820A1 Driver assistance system for motor car, has signal processor for assigning safety level of relevance to identified noise, and loudspeaker reproducing identified noise with volume dependant on assigned safety level |
| 04/09/2014 | EP2715935A1 Audio playback device with audio scene simulation |
| 04/09/2014 | CN203537335U Volume automatic adjustment system based on environmental noises |
| 04/09/2014 | CN103716737A Volume adjusting circuit and method |
| 04/09/2014 | CN102707653B High precision intelligent gain multipath data collecting system |
| 04/09/2014 | CN102340282B Amplifier with wide gain range |
| 04/08/2014 | US8693710 Apparatus for preventing leakage of a weak signal from a speaker |
| 04/03/2014 | WO2014049795A1 Receiver and reception method |
| 04/03/2014 | WO2014049005A1 A receiver arrangement and a method therein |
| 04/03/2014 | US20140093101 Mobile terminal and method for controlling sound output |
| 04/03/2014 | US20140093099 Wireless Microphone Structure |
| 04/03/2014 | US20140093097 Amplifying loudspeaker apparatus |
| 04/03/2014 | US20140093092 Volume control device and method thereof |
| 04/03/2014 | US20140093087 Vehicular audio processing unit and communication system including same |
| 04/03/2014 | US20140093010 Device and a method for fixing a gain or attenuation factor |
| 04/02/2014 | CN203522664U Tone control circuit |
| 04/02/2014 | CN203522663U Broadband automatic gain amplifier for computer network processor |
| 04/02/2014 | CN203522662U Mixed-control device for gain of short-wave receiver |
| 04/02/2014 | CN103703683A Reception device, and gain control method |
| 04/02/2014 | CN103703681A Fast power up comparator |
| 04/02/2014 | CN103703679A Adaptive RF saturation detection in wireless device implementing multiple wireless protocols |
| 04/02/2014 | CN103703677A Radio frequency amplifier in communication system and method of controlling the same |
| 04/02/2014 | CN103701420A Transmitter gain distribution method and circuit |
| 04/02/2014 | CN103701419A Volume regulating method and device |
| 04/02/2014 | CN101938328B Signal processing apparatus, information processing apparatus, coding method, and data transmission method |
| 04/01/2014 | US8688061 System and method for biasing a power amplifier |
| 04/01/2014 | US8688059 Wireless base station with internal clock correction |
| 04/01/2014 | US8687826 Amplifier circuit |
| 04/01/2014 | US8687824 Acoustic processing device |
| 04/01/2014 | US8687823 Microphone interface and method of operation |
| 04/01/2014 | US8687818 Method for dynamically adjusting the spectral content of an audio signal |
| 04/01/2014 | US8686792 Amplifying device |
| 03/27/2014 | WO2014047045A1 Audio signal level control system |
| 03/27/2014 | WO2014046941A1 Method and system for object-dependent adjustment of levels of audio objects |
| 03/27/2014 | WO2014045409A1 Analog feedback amplifier |
| 03/27/2014 | WO2014022359A3 Automatic sound pass-through method and system for earphones |
| 03/27/2014 | US20140087677 Apparatus and method for controlling power in transmitting device |
| 03/27/2014 | US20140086435 Dynamic range control apparatus |
| 03/27/2014 | US20140086427 Audio Signal Level Control System |
| 03/27/2014 | US20140086422 Electronic device, system and method for managing sound effect |
| 03/27/2014 | US20140085004 System and Method for Determining Location of Submerged Submersible Vehicle |
| 03/27/2014 | DE102013218291A1 Method for controlling audiobility of audio content during playback, involves detecting, whether played audio content is included in preference list, where playback audiobility is increased from actual value to predetermined value |
| 03/26/2014 | EP2710730A1 Adaptive rf saturation detection in a wireless device implementing multiple wireless protocols |
| 03/26/2014 | CN203504506U Optical automatic gain control circuit |
| 03/26/2014 | CN203504505U Gain amplifying circuit with variable indexes |
| 03/26/2014 | CN203504504U Automatic gain control (AGC) intermediate frequency amplifier |
| 03/26/2014 | CN103684306A Radio frequency feed-forward amplifier and loop self-adaptive control method |
| 03/26/2014 | CN103684305A Wireless network intelligent amplifier |
| 03/26/2014 | CN103684304A Gain adjustment device and gain adjustment method for wireless communication circuit |
| 03/26/2014 | CN103684303A Volume control method, device and terminal |
| 03/26/2014 | CN103684302A Volume control device and method |
| 03/26/2014 | CN103684276A Temperature compensation circuit and electronic device with temperature compensation |
| 03/26/2014 | CN101692601B Automatic gain control device and audio control system comprising same |
| 03/25/2014 | US8681998 Volume correction device, volume correction method, volume correction program, and electronic equipment |
| 03/25/2014 | US8680921 Amplifying apparatus, transmitter, and amplifying apparatus control method |
| 03/20/2014 | WO2014043024A1 Long term monitoring of transmission and voice activity patterns for regulating gain control |
| 03/20/2014 | WO2014040608A1 Uplink path integrity detection in distributed antenna systems |
| 03/20/2014 | WO2014009196A3 Radiofrequency signal setting reaching a condition of jamming or clipping |
| 03/20/2014 | US20140082496 Apparatus and method for controlling volume |
| 03/20/2014 | US20140079246 Distortion Limiter and Automatic Power Control for Drivers |
| 03/20/2014 | US20140079167 Multi-Function Receiver With Switched Channelizer Having High Dynamic Range Active Microwave Filters Using Carbon Nanotube Electronics |
| 03/20/2014 | US20140079165 System and method for discrete gain control in hybrid mimo rf beamforming for multi layer mimo base station |
| 03/20/2014 | US20140079141 Method and apparatus for removing acoustic incident signal |
| 03/20/2014 | US20140077882 System and Method for a Programmable Gain Amplifier |
| 03/20/2014 | US20140077878 Folded-cascode amplifier |
| 03/20/2014 | US20140077876 Wireless communication system with power amplifier mechanism and method of operation thereof |
| 03/20/2014 | US20140077875 High efficiency and high linearity adaptive power amplifier for signals with high papr |
| 03/20/2014 | DE102012018269A1 Method for influencing reproduction of audio signals from e.g. radio in motor vehicle, involves processing audio signal based on determined upcoming background noise and obtained information about driving state of motor vehicle |