Patents
Sitemap › H03 - Basic electronic circuitry › H03F - Amplifiers › H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008)
11/2010
11/02/2010US7825725 Class D amplifier
11/02/2010US7825724 Method and apparatus for direct digital to radio frequency conversion
11/02/2010US7825699 Receiver circuit having compensated offset voltage
10/2010
10/28/2010WO2010123712A1 Electronic circuits including a mosfet and a dual-gate jfet
10/28/2010WO2010122074A1 Power amplifier device with reduced bulk
10/28/2010WO2010121968A1 Amplifier for electrodeless high intensity discharge (ehid) lamps with multiple stages, variable supply voltage, biasing and tuning, ehid-system and method for operating an ehid-system
10/28/2010WO2010088130A3 Dynamic thermal management system and method
10/28/2010US20100273535 Radio-frequency power amplifier device and wireless communication device including the same
10/28/2010US20100272294 Two-channel amplifier with common signal
10/28/2010US20100272293 Amplifier circuit audio circuit and electronic device
10/28/2010US20100271136 Digital Control Interface In Heterogeneous Multi-Chip Module
10/28/2010US20100271135 Cmos rf power amplifier with ldmos bias circuit for large supply voltages
10/28/2010US20100271134 High Gain Stacked Cascade Amplifier with Current Compensation to reduce Gain Compression
10/28/2010US20100271133 Electronic Circuits including a MOSFET and a Dual-Gate JFET
10/28/2010US20100271132 Amplifier circuit with resistive current limitter
10/28/2010US20100271131 Integrated power amplifier
10/28/2010US20100271130 Amplifier circuit, integrated circuit device, and electronic instrument
10/28/2010US20100271129 Output circuit using analog amplifier
10/28/2010US20100271128 Composite differential rf power amplifier layout
10/28/2010US20100271127 Electronic amplifier
10/28/2010US20100271121 Multiport amplifiers in communications satellites
10/28/2010CA2759537A1 Power amplifier device with reduced bulk
10/27/2010EP2244381A1 Class AB amplifier systems
10/27/2010EP2244380A1 Predistorter
10/27/2010EP2244379A1 Method for preventing impacts by a power detector on a signal path of an RF circuit, device, power amplifier system, and network element thereof
10/27/2010EP2244378A2 Amplifying circuit, AC signal amplifying circuit and input bias adjusting method
10/27/2010EP2244377A2 Amplifying circuit and amplifying method
10/27/2010EP2244376A1 Cascode CMOS RF power amplifier with programmable feedback cascode bias under multiple supply voltages
10/27/2010EP2244366A1 Envelope tracking power supply circuit and high-frequency amplifier including envelope tracking power supply circuit
10/27/2010EP2243216A2 Amplifier with dynamic bias
10/27/2010EP1815304B1 Apparatus for filtering a reference voltage and mobile phones comprising such apparatus
10/27/2010CN201616812U 带卡带机的功率放大器 Power amplifier with a cassette machine
10/27/2010CN201616811U 功率控制电路及应用该电路的射频功率放大器模块 RF power amplifier module power control circuit and the application of the circuit
10/27/2010CN201616810U 高抗干扰高通放大器 High noise immunity Qualcomm Amplifiers
10/27/2010CN201616035U 一种增强型密勒补偿低压差线性稳压器 Miller compensation for an enhanced low-dropout linear regulator
10/27/2010CN101873110A Radio frequency matcher
10/27/2010CN101873106A Operational amplifier, driver and display
10/27/2010CN101873105A Class AB amplifier systems
10/27/2010CN101873104A RF power amplifier using different supply voltages and operation method thereof
10/27/2010CN101873103A Power amplifier circuit adopting isolator
10/27/2010CN101871989A Voltage and current regulating device for use in grounding fault diagnosis of medium-voltage distribution network
10/26/2010US7822800 Apparatus and method for performing a calculation operation
10/26/2010US7822403 Receiver, transceiver circuit, signal transmission method, and signal transmission system
10/26/2010US7822162 Current mode differential signal transmitting circuit sharing a clock outputting unit
10/26/2010US7822154 Signal, interference and noise power measurement
10/26/2010US7821856 Memory device having an evaluation circuit
10/26/2010US7821349 Cascode amplifier and differential cascode voltage-controlled oscillator using the same
10/26/2010US7821342 Device comprising a feedback-less gain controlled amplifier
10/26/2010US7821340 Output stage circuit and operational amplifier
10/26/2010US7821339 Composite differential RF power amplifier layout
10/26/2010US7821338 Amplifier current drive reversal
10/26/2010US7821280 Process monitor for monitoring and compensating circuit performance
10/26/2010CA2475166C Audio amplification device with volume control
10/21/2010WO2010120938A2 Low noise amplifier with combined input matching, balun, and transmit/receive switch
10/21/2010WO2010120762A2 Preselector amplifier
10/21/2010US20100266292 Light receiving circuit and photocoupler isolation circuit
10/21/2010US20100265783 Self-Timed Integrating Differential Current
10/21/2010US20100265273 Operational amplifier, driver and display
10/21/2010US20100264995 RF Circuits Including Transistors Having Strained Material Layers
10/21/2010US20100264992 Amplifying circuit and amplifying method
10/21/2010US20100264991 Switched capacitor voltage converter for a power amplifier
10/21/2010US20100264988 Low noise cascode amplifier
10/21/2010US20100264987 Amplifier with bias stabilizer
10/21/2010US20100264986 Class AB Amplifier Systems
10/21/2010US20100264985 Close-loop class-d audio amplifier and control method thereof
10/21/2010US20100264896 Voltage regulator circuit
10/21/2010DE102010012451A1 Effiziente Leistungsregelung für Klasse-E-Verstärker Efficient power control for class-E amplifier
10/20/2010EP2241006A1 Improved filter for switched mode power supply
10/20/2010EP2007008B1 Circuit and method for reducing noise
10/20/2010EP1790074B1 A linear transconductance cell with wide tuning range
10/20/2010EP1307962B1 Method and circuit for a dual supply amplifier
10/20/2010CN201611872U 隔离放大电路 Isolation amplifier circuit
10/20/2010CN201611871U 音频功率放大电路 Audio power amplifier circuit
10/20/2010CN201611869U 防空载的放大电路 Amplification circuit contained air defense
10/20/2010CN1943120B Transmission modulation apparatus, communication apparatus and mobile wireless apparatus
10/20/2010CN101868914A Reduced voltage differential receiver
10/20/2010CN101868913A Low power consumptive mixed mode power amplifier
10/20/2010CN101867349A Radio frequency power amplifier
10/20/2010CN101867348A Radio frequency solid broadband high-power amplifier module
10/20/2010CN101867347A Power amplifier circuit with reconfigurable frequency band in multi-band wireless mobile communication system
10/20/2010CN101222231B Decoding circuit, data drive and display device
10/19/2010US7817713 Enhanced reconditioning equalizer filter for non-constant envelop signals
10/19/2010US7816992 Offset voltage correction circuit and class D amplifier
10/19/2010US7816989 Differential amplifier
10/19/2010US7816988 Amplifier
10/19/2010US7816987 Driver circuit and driver IC
10/19/2010US7816986 Output stage circuit
10/19/2010US7816985 Switching amplifiers
10/19/2010US7816982 Switching audio power amplifier with de-noise function
10/19/2010US7816981 Signal generating apparatus and class-D amplifying apparatus
10/19/2010US7816980 Audio power amplifier using virtual ground and method of processing signal in the audio power amplifier
10/14/2010WO2010115465A1 Multi-stage amplifier
10/14/2010US20100259661 Amplifying circuit and imaging device imaging device
10/14/2010US20100259331 High-linearity low noise amplifier
10/14/2010US20100259329 Field-plated transistor including feedback resistor
10/14/2010US20100259326 Active forward feed amplifier
10/14/2010US20100259325 Preselector amplifier
10/14/2010US20100259324 Broad-band active delay line
10/14/2010US20100259323 Variable gain instrumentation amplifier
10/14/2010US20100259319 Low noise amplifier with combined input matching, balun, and transmit/receive switch
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