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)
10/2010
10/14/2010DE10050740B4 Verstärker Amplifier
10/14/2010DE10034864B4 Verstärkerschaltung mit einer Schalterumgehung Amplifier circuit having a bypass switch
10/13/2010EP2239842A1 Amplifier circuit with reduced phase noise
10/13/2010EP2239591A1 Current monitor for sensing the current in a current path and corresponding control device
10/13/2010EP1488516B1 CMOS inverter circuit
10/13/2010EP1459440B1 Esd protection circuit for use in rf cmos ic design
10/13/2010EP1238456B1 Improved floating, balanced output circuit
10/13/2010CN1886892B Amplifier and communication apparatus
10/13/2010CN1835393B Audio amplifier with high power and high efficiency and its control method
10/13/2010CN1762097B Matching circuit and power amplifier comprising matching circuit
10/13/2010CN1701613B Packaged RF power transistor having RF bypassing/output matching network
10/13/2010CN101861703A Transceiving circuit for contactless communication
10/13/2010CN101861698A Optical burst signal receiver
10/13/2010CN101861697A Switched-capacitor amplifier with improved reset phase
10/13/2010CN101860380A RF transceiver and relevant wireless communication device thereof
10/13/2010CN101860335A Double-input operational amplifier shared margin gain amplifying circuit
10/13/2010CN101860334A Operational transconductance amplifier (OTA) of circulating current for separating AC path from DC patch path
10/13/2010CN101860333A Method for amplifying 485 signals by using double operational amplifiers
10/13/2010CN101860332A Amplifier circuit with reduced phase noise
10/13/2010CN101860331A Grid voltage control circuit of TDD radio-frequency amplifier
10/13/2010CN101860330A Amplifying unit, power amplifier and transmitter
10/13/2010CN101860329A High-power professional audio power amplifier based on Peltier effect radiation technology
10/13/2010CN101860328A Biasing circuit
10/13/2010CN101860327A Cascode amplifier and method for controlling current of the same
10/13/2010CN101860325A Amplifier circuit and control method thereof
10/13/2010CN101309072B Integrated operational amplifier and method for compensating such an amplifier
10/13/2010CN101297475B Method and arrangement for optimizing efficiency of a power amplifier
10/13/2010CN101236738B LCD device repairing line operation amplification circuit and its drive method
10/13/2010CN101167249B Receiver comprising an amplifier
10/13/2010CN101141117B Differential amplifier circuit, voltage regulator using the differential amplifier circuit, and method for controlling the differential amplifier circuit
10/13/2010CN101047334B Common power supply anti-interference power supply method and circuit for hand transmitting equipment
10/12/2010US7813515 Multi-channel power amplifier with channels independently self-configuring to a bridge or single-ended output, particularly for audio applications
10/12/2010US7812676 Low voltage input stage
10/12/2010US7812675 Receiver comprising an amplifier
10/12/2010US7812672 Low noise amplifier having improved linearity
10/12/2010US7812671 Transformer and structure thereof and power amplifier
10/12/2010US7812668 Multi-input operational amplifier and method for reducing input offset thereof
10/12/2010US7812666 Low delay corrector
10/12/2010US7812297 Integrated synchronized optical sampling and control element
10/07/2010WO2010115158A2 Variable gain instrumentation amplifier
10/07/2010WO2010114848A1 High speed power supply system
10/07/2010WO2010114014A1 Liquid crystal driving apparatus
10/07/2010US20100253436 Amplifier
10/07/2010US20100253435 Rf power amplifier circuit utilizing bondwires in impedance matching
10/07/2010US20100253434 Distributed amplification apparatus and amplifier
10/07/2010US20100253433 Low phase noise amplifier circuit
10/07/2010US20100253432 Signal processor comprising an amplifier
10/07/2010US20100253431 Non-inverting amplifier circuit, semiconductor integrated circuit, and phase compensation method of non-inverting amplifier circuit
10/07/2010US20100253430 Constant gain control for multistage amplifiers
10/07/2010US20100253429 Method for measuring the saturation rate of an audio amplifier
10/07/2010US20100253428 Pwm amplifier
10/07/2010US20100253427 Class-d amplifier
10/07/2010US20100253423 Diffused integrated resistor
10/07/2010US20100252720 Light sensing circuit and method thereof
10/07/2010US20100252717 Active-pixel sensor
10/06/2010EP2237414A2 Amplifier circuit of capacitor microphone
10/06/2010EP2235835A1 Multibit modulator with digital adjustable pulse duration
10/06/2010EP2162983B1 Pwm amplifier
10/06/2010EP1421693B1 Charge pump
10/06/2010CN201601845U 基站用多载波功率放大器 The base station with a multi-carrier power amplifier
10/06/2010CN201601657U 无死区时间的功率放大器输出级电路 No dead time of the power amplifier output stage circuit
10/06/2010CN201601656U 单片功率运算放大器 Monolithic Power Operational Amplifiers
10/06/2010CN1848671B Variable-gain differential amplifier
10/06/2010CN1671040B Low noise operational amplifier
10/06/2010CN1636315B Method for current modulator and theory sensing amplifier AM to modulate impedance
10/06/2010CN101855829A Signal processor comprising an amplifier
10/06/2010CN101855828A Switching amplifiers
10/06/2010CN101854209A Monitoring circuit and optical receiver using same
10/06/2010CN101854150A Operational amplifier
10/06/2010CN101854149A Preamplifier design method and on-chip preamplifier design method
10/06/2010CN101114814B Method and apparatus to correct an error in a switching power amplifier
10/06/2010CN101009478B Differential signal receiver
10/05/2010US7809286 Optical receiver for regeneration of optical signal
10/05/2010US7809285 Receiving circuit and optical signal receiving circuit
10/05/2010US7808416 Output circuit, digital analog circuit and display device
10/05/2010US7808324 Operating environment and process position selected charge-pump operating mode in an audio power amplifier integrated circuit
10/05/2010US7808323 High-efficiency envelope tracking systems and methods for radio frequency power amplifiers
10/05/2010US7808322 System and method for modifying output power of an information communication system
10/05/2010US7808321 Amplifier circuit
10/05/2010US7808320 Buffer amplifier
10/05/2010US7808319 Differential amplifier circuit and frequency mixer for improving linearity
10/05/2010US7808318 Data amplifying circuit controllable with swing level according to operation mode and output driver including the same
10/05/2010US7808317 Baseband filter start-up circuit
10/05/2010US7808295 Multiphase level shift system
10/05/2010US7807952 Gain calibration in EMCCD cameras
09/2010
09/30/2010WO2010111297A1 Amplifier supporting multiple gain modes
09/30/2010US20100248676 Semiconductor device
09/30/2010US20100248648 Amplifier circuit and transceiver
09/30/2010US20100246858 Amplifier circuit
09/30/2010US20100245151 Wideband jammer detector
09/30/2010US20100244965 Semiconductor device and its manufacture method
09/30/2010US20100244964 Semiconductor integrated circuit device
09/30/2010US20100244963 Amplifier circuit and the controlling method thereof
09/30/2010US20100244962 Distributed active transformer based millimeter-wave power amplifier circuit
09/30/2010US20100244961 Differential amplifier
09/30/2010US20100244960 Differential amplifier circuit
09/30/2010US20100244959 Operational amplifier
09/30/2010US20100244958 Class D amplifier circuit
09/30/2010US20100244955 Reconfigurable Distributed Active Transformers
09/30/2010US20100244950 Amplifier pre-distortion systems and methods
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