H03G 3 - Gain control in amplifiers or frequency changers

Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162)
11/2013
11/28/2013	US20130316670 Multiple-input multiple-output (mimo) low noise amplifiers for carrier aggregation
11/28/2013	US20130316669 Low noise amplifiers with cascode divert switch for carrier aggregation
11/28/2013	US20130316668 Low noise amplifiers with transformer-based signal splitting for carrier aggregation
11/28/2013	US20130315420 Audio signal adjustment method and audio player having audio signal adjustment function
11/28/2013	US20130314161 Signal processor, signal processing method and communication device
11/28/2013	US20130314158 Semiconductor device and communication device
11/28/2013	US20130314157 Variable gain amplifier
11/28/2013	US20130314156 Variable Gain Amplifier
11/28/2013	US20130314153 Collector boost
11/27/2013	CN203313139U Calibrating circuit for calibrating fixed gain amplifier
11/27/2013	CN203313125U Amplifier with ultra wide band and low noise
11/27/2013	CN103415998A Gain control circuit, communication apparatus, electronic device, and gain control method
11/27/2013	CN103414445A 3G signal intelligent gain system based on 3G vehicle-mounted product
11/27/2013	CN103414444A Voice output control method, control system thereof and intelligent mobile terminal
11/27/2013	CN103414443A Automatic volume control method and automatic volume control system
11/27/2013	CN103414440A Signal amplification circuit with time-varying gain
11/27/2013	CN102100003B Method and apparatus for reducing audio artifacts
11/27/2013	CN102075154B Low-power consumption programmable gain amplifier device
11/26/2013	US8594345 Automatic correction of loudness level in audio signals
11/26/2013	US8594344 Method and apparatus for layered audio
11/26/2013	US8594338 Display apparatus
11/26/2013	US8593223 Automatic gain control circuit
11/21/2013	US20130308794 Mitigating the effects of audio interruptions via adaptive automated fast audio playback
11/21/2013	US20130308793 Device For Adding Harmonics To Sound Signal
11/21/2013	US20130307625 Integrated start-up bias boost for dynamic error vector magnitude enhancement
11/21/2013	US20130307624 Integrated technique for enhanced power amplifier forward power detection
11/21/2013	US20130307620 Signal amplifying circuit with reduced output signal noise by introducing coupling effect and related method thereof
11/21/2013	US20130307617 Pseudo-envelope following power management system
11/21/2013	US20130307453 Variable gain amplifier, current detecting circuit using the same, motor driving circuit and electronic apparatus
11/20/2013	EP2664061A1 Sound level doseage system for vehicles
11/20/2013	EP2663976A1 Dynamic enhancement of audio (dae) in headset systems
11/20/2013	EP2663899A1 Musical dynamics alteration of sounds
11/20/2013	CN203300980U Unidirectional-heat-radiation double-layer distribution box
11/20/2013	CN103401519A Charge and discharge comparing unit-based time domain amplifier
11/20/2013	CN102577433B Volume adjustment based on listener position
11/20/2013	CN102027676B AGC low threshold signal level detection
11/20/2013	CN102017403B Agc for slicer-based low power demodulator
11/20/2013	CN101917170B Direct conversion receiver architecture
11/20/2013	CN101800920B Signal processing device, signal processing method and program
11/19/2013	US8588718 Frequency modulated broadcasts
11/19/2013	US8588430 Controlling an adaptation of a behavior of an audio device to a current acoustic environmental condition
11/19/2013	US8588429 Sound device and sound control device
11/19/2013	US8587377 Apparatus and methods for biasing a power amplifier
11/14/2013	WO2013169777A1 Programmable-gain amplifier
11/14/2013	WO2013167884A1 System and method for autonomous multi-track audio processing
11/14/2013	US20130304459 Methods and apparatus for processing audio signals
11/14/2013	US20130303101 Gain control circuit and receiving system
11/14/2013	US20130300503 Programmable-gain amplifier
11/13/2013	EP2663140A1 Power based gain control adjustment
11/13/2013	EP2663046A1 Apparatus and method for slew-rate limitation
11/13/2013	CN103391101A Mono-pulse time-domain amplifier based on charge-discharge structure
11/13/2013	CN103391061A Load circuit with wide tunable range and for variable gain amplifier
11/13/2013	CN103391060A 增益控制电路和接收系统 A gain control circuit and the reception system
11/12/2013	US8582786 Automatic gain control of amplifier by dynamic suppressing and output control at multiple stages
11/12/2013	US8581395 Hybrid integrated circuit device and electronic device
11/10/2013	CA2812568A1 Power based gain control adjustment
11/07/2013	WO2013166389A1 Programmable gain amplifier with common mode sampling
11/07/2013	WO2013164167A1 Minimizing unwanted spectral emission of a wireless communication transmitter
11/07/2013	US20130294621 Audio signal processing method and electronic device supporting the same
11/07/2013	US20130294620 Acceleration information transmission device
11/07/2013	US20130294618 Sound reproducing intellectual system and method of control thereof
11/07/2013	US20130293294 Programmable gain amplifier with amplifier common mode sampling system
11/06/2013	EP2660976A1 Minimizing unwanted spectral emission of a wireless communication transmitter
11/06/2013	CN203278800U Wireless emitter with adjustable output power
11/06/2013	CN203278759U Two-stage automatic gain control circuit with compensation function
11/06/2013	CN203278749U Low noise amplifier with automatic level control circuit
11/06/2013	CN1529946B Radio frequency transmitter and methods thereof
11/06/2013	CN103384144A Switching circuit for analog control VGA and digital control VGA
11/05/2013	US8577482 Device and method for generating an ambience signal
11/05/2013	US8577059 Audio system including multiband audio dynamics processor
11/05/2013	US8577058 Display device and driving method thereof
11/05/2013	US8576008 Radio frequency signal gain control
10/2013
10/31/2013	WO2013159435A1 Analog front-end circuit for medical hearing aid device
10/31/2013	WO2013131966A3 Receiving stage and method for receiving
10/31/2013	US20130289983 Electronic device and method of controlling the same
10/31/2013	US20130287230 Apparatus and Method Pertaining to Volume Control
10/31/2013	US20130287229 Method, system and apparatus for processing audio signals
10/31/2013	US20130287228 Intelligently increasing the sound level of player
10/31/2013	US20130287215 Apparatus and method for outputting audio
10/31/2013	US20130287213 Electronic device
10/31/2013	US20130287079 Method and apparatus for controlling signal gain in digital signal processing system
10/31/2013	US20130285747 Digital automatic gain control
10/31/2013	US20130285741 Power amplifier with fast loadline modulation
10/31/2013	DE102013103010A1 Fahrzeugannäherungsmeldevorrichtung Vehicle approaching notification device
10/30/2013	EP2658281A1 Audio control device and image capture device
10/30/2013	EP2658119A1 Apparatus and method pertaining to volume control
10/30/2013	CN203261299U Gain adjusting circuit of radio frequency power amplifier
10/30/2013	CN102262876B System and method for automatically adjusting sound volume of car horn
10/30/2013	CN101989843B Automatic gain control system having hysteresis switching
10/29/2013	US8571236 Volume control system, controller, and amplifying apparatus
10/29/2013	US8571235 Method and device for providing a plurality of audio files with consistent loudness levels but different audio characteristics
10/29/2013	US8571234 Display device and driving method thereof
10/29/2013	US8571233 Signal characteristic adjustment apparatus and signal characteristic adjustment method
10/29/2013	US8571149 Direct conversion RF transceiver for wireless communication
10/29/2013	US8570105 Power control
10/29/2013	US8570104 Amplifier assembly having controlled return of power loss
10/29/2013	CA2459897C Seismic data acquisition apparatus and method
10/24/2013	WO2013158760A1 Optimizing cascade gain stages in a communication system
10/24/2013	US20130279720 Speaker array control method and speaker array control system
10/24/2013	US20130279719 Mobile terminal and control method thereof

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