Patents
Sitemap › H03 - Basic electronic circuitry › H03G - Control of amplification › H03G 3 - Gain control in amplifiers or frequency changers
Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162)
03/2014
03/19/2014EP2709105A1 Method and system for reducing impulsive noise disturbance
03/19/2014EP2707952A1 Automatic gain correction circuit with variable setpoint
03/19/2014CN203491984U Automatic gain processing system
03/19/2014CN103647565A CMOS radio frequency receiving front end with wide temperature work gain automatic control function
03/19/2014CN103647520A Frequency agile signal frequency response compensation method based on electrically controlled attenuator
03/19/2014CN102195681B Demodulation signal gain control method and device and microcontroller
03/19/2014CN101079981B Method and apparatus for digital automatic gain control
03/18/2014US8676361 Acoustical virtual reality engine and advanced techniques for enhancing delivered sound
03/18/2014US8675894 Audio console system
03/18/2014US8675893 Electronic apparatus
03/18/2014US8675882 Sound signal processing device and method
03/18/2014US8674768 Signaling system with low-power automatic gain control
03/18/2014US8674760 Dynamic power control method and circuit thereof
03/18/2014US8674759 Power management system for dual travelling wave tube amplifier
03/13/2014US20140074463 Systems and methods for improving representation by an auditory prosthesis system of audio signals having intermediate sound levels
03/13/2014US20140073278 RSSI estimation based on VGA control and threshold detection
03/13/2014US20140072145 Audio-playing system and method for protecting storage medium of electrical device
03/13/2014US20140072144 Voltage supply circuit, audio output apparatus, and voltage supplying method
03/13/2014US20140070884 Power Amplification Circuits
03/12/2014EP2706663A2 Automatic microphone muting of undesired noises
03/12/2014EP2706662A2 System and method for remotely controlling audio equipment
03/12/2014EP2705606A2 Receiver of radio frequency signals
03/12/2014EP2705604A2 Power managent system for pseudo-envelope and average power tracking
03/12/2014CN1886900B Reception device and reception method
03/12/2014CN103636120A Amplifier with improved noise reduction
03/12/2014CN103633960A Method for controlling linear power electronic volume of audio frequency power amplifying circuit
03/12/2014CN103633959A Intelligent automatic audio frequency control system
03/12/2014CN103633958A GSM time slot signal power control method and device and digital repeater
03/12/2014CN103633957A Signal output control method and electronic device
03/12/2014CN103633949A Multimode power amplifier, multimode switching method and mobile terminal of multimode power amplifier
03/12/2014CN102594276B Gain calibration system for instrument amplifier and gain calibration method
03/12/2014CN102571014B Voltage type automatic gain control circuit
03/12/2014CN102098017B Volume control circuit and device as well as multimedia equipment
03/12/2014CN101669284B Automatic volume and dynamic range adjustment method and device for mobile audio devices
03/12/2014CN101490997B Method and device for multi-carrier receiver for wireless communication
03/11/2014US8670850 System for modifying an acoustic space with audio source content
03/11/2014US8670730 Power efficient radio frequency transmitter
03/11/2014US8670574 Sound volume adjusting apparatus
03/11/2014US8670570 Environmental effects generator for digital audio signals
03/11/2014US8670067 Camera apparatus including supporting block with filling groove for adhesive agent
03/11/2014US8669811 Radio-frequency power amplifier with fast envelope tracking
03/06/2014US20140064518 Audio device and output method thereof
03/06/2014US20140062599 Selective gain control circuit
03/06/2014DE102012215820A1 Kalibriervorrichtung, signalverarbeitungsvorrichtung und benutzerschnittstelle für dieselbe Calibrating device, signal processing device and user interface for the same
03/05/2014EP2704321A1 Adaptive stepped gain amplifier system and method
03/05/2014EP2704141A2 Method and apparatus to remove noise from an input signal in a noisy environment, and method and apparatus to enhance an audio signal in a noisy environment
03/05/2014CN203466784U Stage remote volume control system
03/05/2014CN203466780U Low-noise amplifier
03/05/2014CN1902847B Transmitter and method for scrambled bit transmission
03/05/2014CN103620956A Variable gain amplifier
03/05/2014CN103618513A Integrated high-gain amplifier
03/05/2014CN103618512A Offset voltage canceling system of radio-frequency power controller
03/05/2014CN103618504A Amplifier circuit and control circuit and control method thereof
03/05/2014CN103618503A Amplifier circuit and control circuit and control method thereof
03/05/2014CN101924523B Power amplifier integrated circuit with temperature and output power compensation mechanism
03/05/2014CN101657964B EDGE power ramp using logarithmic resistor attenuator
03/04/2014US8666093 Processing an audio input signal to produce a processed audio output signal
03/04/2014US8666082 Utilizing information from a number of sensors to suppress acoustic noise through an audio processing system
03/04/2014US8665027 Amplifier for wireless receiver and associated method
03/04/2014US8665026 Gain control system
03/04/2014US8665018 Integrated circuit, wireless communication unit and method for a differential interface for an envelope tracking signal
03/04/2014US8665017 Amplifier circuit and radio communication apparatus
03/04/2014US8665016 Supply tracking
03/04/2014US8665015 Power amplifier circuit
02/2014
02/27/2014WO2014030460A1 Reception device and reception method
02/27/2014US20140056441 Policy-based vehicle horn functions
02/27/2014US20140056395 Technique for automatic gain control
02/27/2014US20140055260 Policy-based vehicle horn functions
02/27/2014US20140055202 Amplifier Bias Control
02/27/2014US20140055198 Gain adjustment device and gain adjustment method for wireless communication circuit for wireless communication circuit
02/27/2014US20140055197 Power management architecture for modulated and constant supply operation
02/27/2014DE102010036101B4 Kabelbaum und Innenausstattungselement Harness and interior element
02/26/2014EP2700161A2 Processing audio signals
02/26/2014CN103607209A DC imbalance calibration system and DC imbalance calibration method
02/26/2014CN103607177A Circuit for solving inconsistency of gains among batches of chips
02/26/2014CN102077464B 声学处理装置 Acoustic processing device
02/26/2014CN102037367B RMS detector with automatic gain control
02/25/2014US8660439 Digital automatic gain control apparatus and method in burst mode optical receiver
02/25/2014US8659358 Amplifier, transmission apparatus, and gate voltage determination method
02/25/2014US8659357 Conditionally-stable operational amplifier with tunable wideband buffers
02/25/2014US8659356 Power supply circuit of power amplifier, and terminal
02/25/2014US8659355 Power supply arrangement for multi-stage amplifier
02/20/2014US20140049322 Power amplifier
02/20/2014US20140049321 Systems, circuits and methods related to controllers for radio-frequency power amplifiers
02/20/2014US20140049319 Amplification circuit and reception chain
02/20/2014US20140049317 Power amplifier circuit
02/19/2014CN103595445A Gain control method and gain control device for demodulation signals and microcontroller
02/19/2014CN103595363A Volume control method, apparatus, and terminal
02/19/2014CN102403971B Automatic gain control demodulation circuit
02/19/2014CN102342020B Adjusting dynamic range for audio reproduction
02/18/2014US8656415 Method and system for removal of clicks and noise in a redirected audio stream
02/18/2014US8655651 Method, computer, computer program and computer program product for speech quality estimation
02/18/2014US8655466 Correlating changes in audio
02/18/2014US8654993 Portable audio device providing automated control of audio volume parameters for hearing protection
02/18/2014US8653433 Transimpedance amplifier and PON system
02/13/2014WO2014023363A1 Mems microphone and method of operating the mems microphone
02/13/2014US20140044284 Remote controller
02/13/2014US20140044282 Active Instrument Subwoofer System for Low Frequency Enhancement
02/13/2014US20140044269 Intelligent Ambient Sound Monitoring System
02/13/2014US20140044268 System and method for controlled dynamics adaptation for musical content
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