H03G 3 - Gain control in amplifiers or frequency changers

Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162)
10/2006
10/19/2006	US20060233390 Fast Wavelet Estimation of Weak Bio-signals Using Novel Algorithms for Generating Multiple Additional Data Frames
10/19/2006	US20060233387 Artificial ambiance processing system
10/19/2006	US20060232339 Electronic amplifier with signal gain dependent bias
10/19/2006	US20060232338 Amplifier system having compensated amplification variation
10/19/2006	DE112004002206T5 Operationsverstärker zum Selektieren eines Eingangssignals und den Operationsverstärker verwendende Verstärkungsvorrichtung für das Verifikationsverfahren Operational amplifier for selecting an input signal and the operational amplifiers used for amplifying apparatus, the verification procedure
10/19/2006	DE102005016917A1 Audio system for motor vehicles has automatic volume adjustment module that includes volume presetting regulators assigned to different signals
10/18/2006	EP1713176A1 Power amplifier unit, communication terminal and control method of power amplifier unit
10/18/2006	EP1712000A1 Staggered agc with digitally controlled vga
10/18/2006	EP0904633B1 Power delivery system and method of controlling the power delivery system for use in a radio frequency system
10/18/2006	EP0867067B1 Amplifier having linear-in-db gain control
10/18/2006	CN1849745A A method and apparatus for automatic gain control of a wireless receiver
10/18/2006	CN1849183A Acoustic diffusers for acoustic field uniformity
10/18/2006	CN1848671A Variable-gain differential amplifier
10/18/2006	CN1281087C Apparatus and method for compensating transmitting power in mobile terminal
10/18/2006	CN1280998C Automatic gain control system for multi-user OFDM digital transmission system using the electric grid
10/18/2006	CN1280985C Device and method for regulating output power of mobile radio telephone stations
10/18/2006	CN1280983C Power amplifier saturation detection and compensation
10/17/2006	US7123729 Dual use of an integrated circuit pin and the switching of signals at said pin
10/17/2006	US7123095 High frequency power amplifier circuit and radio communication system
10/17/2006	US7123094 High frequency power amplifier circuit and radio communication system
10/17/2006	US7123091 Darlington differential amplifier
10/17/2006	US7123089 Power amplifier with pulse differentiating circuit
10/17/2006	US7123088 Power amplifier module for wireless communication devices
10/17/2006	US7122469 Fabrication process of a semiconductor integrated circuit device
10/12/2006	WO2006106816A1 Signal attenuating circuit
10/12/2006	WO2006106672A1 Amplifying apparatus and information processing apparatus
10/12/2006	WO2006105921A1 Demodulation and amplification regulation concept, in particular for ir receivers
10/12/2006	US20060229044 Combined discrete automatic gain control (AGC) and DC estimation
10/12/2006	US20060226913 Circuit for varying gain of preamplifier
10/11/2006	EP1710918A1 Transmitter and wireless communication apparatus
10/11/2006	EP1710908A1 Variable gain circuit
10/11/2006	EP1709731A1 Electronic circuit
10/10/2006	US7120579 Filter banked gain control of audio in a noisy environment
10/10/2006	US7120411 Low noise amplifier (LNA) gain switch circuitry
10/10/2006	US7120410 LNA gain adjustment in an RF receiver to compensate for intermodulation interference
10/10/2006	US7120401 System and method for controlling transmitter output levels in a wireless communications device
10/10/2006	US7120208 Device and method for adjusting input gain for multiple signal formats in a data network
10/05/2006	WO2006105462A1 Transceiver with receive path overload protection and method
10/05/2006	WO2006103059A1 Power control device
10/05/2006	WO2006102741A1 Circuit and method for automatic gain control
10/05/2006	US20060224259 Media item selection
10/05/2006	US20060222183 Audio signal amplifying apparatus and distortion correcting method
10/05/2006	US20060220778 Apparatus and method for reducing interference
10/05/2006	US20060220743 Variable gain amplifier, mixer and quadrature modulator using the same
10/05/2006	US20060220742 Circuit and method for automatic gain control
10/05/2006	US20060220739 RF power amplifier circuit and RF transmitter and terminal including it
10/05/2006	DE102006001687A1 Leistungsregelvorrichtung Power control unit
10/05/2006	CA2602597A1 Circuit and method for automatic gain control
10/04/2006	EP1708370A2 Noise removal device
10/04/2006	EP1129522B1 Method and apparatus for automatic gain control
10/04/2006	CN1842985A Reception control circuit and reception control method
10/04/2006	CN1841925A Automatic gain control analog-to-digital converting system and related method
10/04/2006	CN1841924A Variable gain amplifier, mixer and quadrature modulator using the same
10/04/2006	CN1278535C Environment noise level evaluation apparatus and method, communication device and data terminal apparatus
10/04/2006	CN1278313C Automatic gain adjustment device and automatic gain adjustment method
10/03/2006	US7116955 Dual loop automatic gain control
10/03/2006	US7116949 Semiconductor integrated circuit device and wireless communication system
10/03/2006	US7116790 Loudspeaker
10/03/2006	US7116788 Efficient head related transfer function filter generation
10/03/2006	US7116733 Automatic gain control circuit and automatic gain control method
10/03/2006	US7116173 High-frequency power amplifier circuit and electronic part for communication
10/03/2006	US7116170 Differential amplifier and calculation amplifier
09/2006
09/28/2006	WO2006101732A2 Bias control for reducing amplifier power consumption and maintaining linearity
09/28/2006	US20060217094 Automatic gain control device
09/28/2006	US20060217092 Method for calibration of a signal receiver
09/28/2006	US20060215855 Addressable amplified speaker assembly and method for addressing the same
09/28/2006	US20060215846 Apparatus for producing sound effect for mobile object
09/28/2006	US20060214729 High frequency power amplifier circuit
09/27/2006	EP1704640A1 Amplifier predistortion and autocalibration method and apparatus
09/27/2006	CN2822030Y Circular touching volume tuning device
09/27/2006	CN1839662A Acoustic aid
09/27/2006	CN1277180C Apparatus and method for adapting audio signal
09/26/2006	US7113758 Automatic gain controller
09/26/2006	US7113606 Adjustable harmonic distortion detector and method for using the same
09/26/2006	US7113604 Apparatus and method for matching the response of microphones in magnitude and phase
09/26/2006	US7113043 Active bias circuit for low-noise amplifiers
09/26/2006	US7113035 Electronic circuit
09/26/2006	US7113034 High frequency power amplifier and wireless communication module
09/26/2006	US7113033 Variable impedance load for a variable gain radio frequency amplifier
09/26/2006	US7112989 Transmission signal correction circuit
09/26/2006	US7112777 Method and apparatus for protecting optical receivers from overload optical signals
09/21/2006	WO2006099530A2 Automatic gain control for a wireless receiver
09/21/2006	WO2006099083A1 A method to track analog gain step magnitudes online during operation of wireless mobile devices
09/21/2006	US20060210096 Automatic audio gain control for concurrent capture applications
09/21/2006	US20060209216 Analog/digital-compatible front-end module
09/21/2006	US20060208801 Method of controlling a variable gain amplifier and electronic circuit
09/21/2006	US20060208797 Integrated amplifier arrangement
09/21/2006	US20060208796 Bias control for reducing amplifier power consumption and maintaining linearity
09/21/2006	US20060208795 Amplifier circuit and control method thereof
09/21/2006	DE19860097B4 Schaltungseinrichtung, Verfahren zum Bereitstellen eines linearen Leistungsverstärkers und Verwendung einer Schaltungseinrichtung Circuit device, method for providing a linear power amplifier and use of a circuit device
09/21/2006	DE102004009037B4 Verfahren und Anordnung zur Wandlung einer optischen Empfangsimpulsfolge in eine elektrische Ausgangsimpulsfolge Method and apparatus for converting an optical receiver pulse train into an electrical output pulse train
09/20/2006	EP1703774A2 Automatic audio gain control for concurrent capture applications
09/20/2006	EP1702420A1 Signal generation power management control system for portable communications device and method of using same
09/20/2006	EP1702406A2 Component and composite signal level controller
09/20/2006	EP1581994A4 Power amplifier circuit and method using bandlimited signal component estimates
09/20/2006	CN1835397A Device for controlling horn sound of vehicle
09/20/2006	CN1276632C Device and method for adjusting input gain for multiple signal formats in a data network
09/19/2006	US7110736 Analog peak detection circuitry for radio receivers
09/19/2006	US7110735 Automatic gain control system
09/19/2006	US7110559 System and method for controlling audio output

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