| Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162) |
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| 09/20/2011 | US8022766 CMOS power amplifiers having integrated one-time programmable (OTP) memories |
| 09/20/2011 | US8022765 Source follower with gain compensation, and circuits and methods for source follower gain error compensation |
| 09/20/2011 | US8022761 Error driven RF power amplifier control with increased efficiency |
| 09/20/2011 | CA2566642C Processor-controlled variable gain cellular network amplifiers with oscillation detection circuit |
| 09/15/2011 | WO2011109967A1 Method, apparatus and microcontroller of demodulation signal gain control |
| 09/15/2011 | WO2011063330A3 Logarithmic mean-square power detector with servo control loop |
| 09/15/2011 | US20110222712 Audio output driver for reducing electromagnetic interference and improving audio channel performance |
| 09/15/2011 | US20110222711 Controlling gain during multipath multi-rate audio processing |
| 09/15/2011 | US20110222710 Method and apparatus for automatically reducing a volume level of an audio signal provided to a user |
| 09/15/2011 | US20110222693 Apparatus, method and computer-readable medium producing vertical direction virtual channel |
| 09/15/2011 | US20110221777 Electronic device with motion sensing function and method for executing functions based on movement of electronic device |
| 09/15/2011 | US20110221533 Amplifier circuit and method of amplifying a signal in an amplifier circuit |
| 09/15/2011 | US20110221531 Variable gain amplifier and high-frequency signal receiving apparatus comprising the same |
| 09/15/2011 | US20110221523 Operating parameter control for a power amplifier |
| 09/14/2011 | CN201976095U 超短波uhf段调谐功率放大器模块 VHF power amplifier module uhf tuner section |
| 09/14/2011 | CN102187588A Method and device for automatic gain adjustment in wireless receiver |
| 09/14/2011 | CN102185574A Electrically tunable gain equalizer circuit |
| 09/14/2011 | CN102185573A Circuit of electric-tuning gain equalizer |
| 09/14/2011 | CN102185572A Electrically-tuned gain equalizer circuit |
| 09/13/2011 | US8019450 Playback apparatus, playback method, and recording medium |
| 09/13/2011 | US8019386 Companion microphone system and method |
| 09/13/2011 | US8019095 Loudness modification of multichannel audio signals |
| 09/13/2011 | US8019094 Audio processing system with function of automatic gain control and method thereof |
| 09/13/2011 | US8018328 Adaptive audio content generation system |
| 09/13/2011 | US8018285 Step variable gain amplifier |
| 09/13/2011 | US8018277 RF power amplifier system with impedance modulation |
| 09/08/2011 | US20110218020 System and method for power amplifier control saturation detection and correction |
| 09/08/2011 | US20110217943 Oscillation protected amplifier with base station overload and noise floor protection |
| 09/08/2011 | US20110216919 Assistive-listening system and method for television, radio & music systems |
| 09/08/2011 | DE102010009888A1 Kommunikationsverbesserung in Fahrzeugen Improve communication in vehicles |
| 09/07/2011 | EP2362996A1 Dynamic volume control and multi-spatial processing protection |
| 09/07/2011 | EP1869742B1 Means for attaching a conduit at an opening and a distribution box assembly incorporating same |
| 09/07/2011 | CN201966875U 用于放大器的增益控制装置、音频处理装置 Gain control means for the amplifier, the audio processing unit |
| 09/07/2011 | CN102176662A Direct-current offset cancelling circuit applied to low-frequency variable gain amplifier |
| 09/07/2011 | CN101267190B Variable gain amplifier and its gain control method and receiver/transmitter |
| 09/06/2011 | US8014542 System and method of providing audio content |
| 09/06/2011 | US8013768 Integrated upstream amplifier for cable modems and cable set-top boxes |
| 09/06/2011 | US8013674 Amplifier compression adjustment circuit |
| 09/05/2011 | CA2733323A1 Radiofrequency circuit embedded onboard in a satellite comprising a thermal control system based on an alarm signal generated by the reflection of power |
| 09/05/2011 | CA2733306A1 An oscillation protected amplifier with base station overload and noise floor protection |
| 09/01/2011 | WO2011105980A1 Electronic device audio volume reduction in response to audio communication request |
| 09/01/2011 | WO2011104800A1 Calculation circuit having gain adjusting function |
| 09/01/2011 | US20110211712 Volume control system, controller, and amplifying apparatus |
| 08/31/2011 | EP2362544A1 A signal amplifying component with gain compensation stages for compensating gain tolerances |
| 08/31/2011 | CN201956980U 一种大动态范围自动增益调节电路 One kind of large dynamic range of automatic gain adjustment circuit |
| 08/31/2011 | CN201956979U 可编程增益放大器电路 Programmable gain amplifier circuit |
| 08/31/2011 | CN102170607A Wireless voice amplification system and volume control method of wireless microphone and wireless voice amplification system |
| 08/31/2011 | CN101420209B High speed large dynamic range digital automatic gain control circuit |
| 08/31/2011 | CN101399874B Mobile phone bell volume reinforcing apparatus and method |
| 08/31/2011 | CN101262204B Voltage control circuit and gain-variable amplifier |
| 08/30/2011 | US8010073 System and method for adjusting power amplifier output power in linear dB steps |
| 08/30/2011 | US8009842 Hearing aid with digital compression recapture |
| 08/30/2011 | US8009835 Frequency modulation-type transmitting apparatus |
| 08/30/2011 | US8008974 Power amplifier system with power control function |
| 08/30/2011 | US8008973 Amplifier for amplifying a high-frequency signal |
| 08/25/2011 | US20110206220 Acoustic signal corrector and acoustic signal correcting method |
| 08/25/2011 | DE102010009104A1 Detektorschaltung Detector circuit |
| 08/24/2011 | EP2360837A1 Process for performing cubic metric computation in the transmitter of a UE for a wireless communication system, and apparatus for performing the same |
| 08/24/2011 | EP2359473A1 Amplifier with programmable off voltage |
| 08/24/2011 | EP1714393B1 Radio transmitter with reduced power consumption |
| 08/24/2011 | CN102165702A Reception device and electronic device using the same |
| 08/24/2011 | CN101527543B Audio system capable of suppressing switch noise and audio amplifier |
| 08/24/2011 | CN101132209B Apparatus and method for automatic gain control |
| 08/23/2011 | US8005234 Method for synthesizing impulse response and method for creating reverberation |
| 08/23/2011 | US8005233 Bass enhancement for audio |
| 08/23/2011 | US8005231 Ambient noise sound level compensation |
| 08/23/2011 | US8005230 Method and system for digitally controlling a multi-channel audio amplifier |
| 08/23/2011 | US8004357 Method and apparatus for controlling high power amplifier in communication system |
| 08/18/2011 | WO2011098296A1 Process for performing cubic metric computation in the transmitter of a ue for a wireless communication system, and apparatus for performing the same |
| 08/18/2011 | US20110200210 Information processing device and method and program |
| 08/18/2011 | US20110200202 Special novelty effects apparatus for bicycles |
| 08/18/2011 | DE102010022632A1 Method for adjusting curve of output signal level for output signal produced by hearing aid apparatus, involves increasing output signal level only in region of input signal level when maximum output signal level is not reached |
| 08/17/2011 | CN201937552U 节能式定时音箱 Saving formula timing Speaker |
| 08/17/2011 | CN201937551U 一种基于可编程增益放大器的信号处理电路 Programmable gain amplifier based on the signal processing circuit |
| 08/17/2011 | CN102158191A Gain control circuit of radio frequency amplifier |
| 08/17/2011 | CN101304242B Volume control method and equipment |
| 08/16/2011 | US8000671 Dual threshold demodulation in an amplitude modulation radio receiver |
| 08/16/2011 | US8000665 Systems and methods for adjusting headroom of a power amplifier |
| 08/11/2011 | WO2011095214A1 Amplifier circuit and method for signal sensing |
| 08/11/2011 | US20110193634 Amplifier with reduced output transients and method therefor |
| 08/11/2011 | US20110193630 Systems and Methods of RF Power Transmission, Modulation, and Amplification, Including Blended Control Embodiments |
| 08/11/2011 | US20110193629 Tracking power supply, method for controlling power supply, and communication apparatus |
| 08/11/2011 | US20110193628 Circuit and method of temperature dependent power amplifier biasing |
| 08/11/2011 | DE102010007047A1 Circuit for use in hearing aid for preventing residual hearing at high sound pressure level, controls input volume level of aid inversely proportional to frequency amplification, so that remaining auditory threshold is slightly exceeded |
| 08/10/2011 | EP2355352A1 Method and apparatus for outputting audio signal |
| 08/10/2011 | EP2355338A1 Tracking power supply, method for controlling power supply, and communication apparatus |
| 08/10/2011 | EP2355337A1 Fast tracking power supply device, fast tracking power supply control method, and communication equipment |
| 08/10/2011 | EP2248257B1 Improvements in or relating to radio receivers |
| 08/10/2011 | EP2022170B1 Modulation dependent automatic gain control |
| 08/10/2011 | CN201928242U 用于电力线载波通信的自动增益控制装置 Automatic gain for power line carrier communication control device |
| 08/10/2011 | CN201928241U 一种便携式音频放大装置 A portable audio amplification device |
| 08/10/2011 | CN201928240U 一种光agc控制电路 A light agc control circuit |
| 08/10/2011 | CN102148607A Gain control device, method and audio processor used for amplifier |
| 08/10/2011 | CN101645697B System and method for controlling sound volume |
| 08/10/2011 | CN101361264B System and method for providing a transmitter for polar modulation and power amplifier linearization |
| 08/10/2011 | CN101034878B Gain adjusting method and gain adjusting device |
| 08/09/2011 | US7995775 Automatic volume control for audio signals |
| 08/09/2011 | US7995772 Method for assessing interfering noise |
| 08/09/2011 | US7995684 Method and apparatus for automatic gain control of a multi-carrier signal in a communication receiver |
| 08/09/2011 | US7994860 Electronic component for high frequency power amplification |