Patents
Sitemap › H03 - Basic electronic circuitry › H03F - Amplifiers › H03F 1 - Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
Patents for H03F 1 - Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements (30,272)
03/2014
03/05/2014CN103620955A Rf power amplifiers with improved efficiency and output power
03/05/2014CN103620953A Pre-distortion architecture for compensating non-linear effects
03/05/2014CN103620952A Digital pre-distortion with carrier cancellation
03/05/2014CN103620951A Low-voltage power-efficient envelope tracker
03/05/2014CN103618506A Common-emitter amplifier operating in multiple power supplies
03/05/2014CN103618505A Amplifier circuit
03/05/2014CN103618504A Amplifier circuit and control circuit and control method thereof
03/05/2014CN103618503A Amplifier circuit and control circuit and control method thereof
03/05/2014CN102340284B Low power voltage transconductance adjustable transconductance-constant rail-to-rail input operational amplifier
03/05/2014CN101924523B Power amplifier integrated circuit with temperature and output power compensation mechanism
03/05/2014CN101595634B Short circuit protection circuit
03/04/2014US8666711 Radiation analysis system and method
03/04/2014US8666703 Method for automated determination of an optimally parameterized scatterometry model
03/04/2014US8665016 Supply tracking
02/2014
02/27/2014WO2014029807A1 High efficiency power amplifier architecture for off-peak traffic hours
02/27/2014WO2014029412A1 Device for negative group delay
02/27/2014WO2014008292A3 Systems and methods for providing high and low enable modes for controlling radio-frequency amplifiers
02/27/2014WO2014008189A3 Common mode bias circuit
02/27/2014US20140057684 Power loop control based envelope tracking
02/27/2014US20140056442 Switching mode amplifier operation
02/27/2014US20140055199 Power amplification device
02/26/2014EP2701279A1 System and method of enabling a signal processing device in a relatively fast manner to process a low duty cycle signal
02/26/2014EP2700160A1 Rf power amplifiers with improved efficiency and output power
02/26/2014EP2700158A1 Amplifiers and related integrated circuits
02/26/2014CN203457113U Ultra-wideband millimeter wave amplifier
02/26/2014CN203457111U Class-AB/inverse class-F multi-mode power amplifier based on high-electron-mobility gallium nitride transistor
02/26/2014CN203457109U Attenuation and amplification assembly with suspended line filter
02/26/2014CN203457108U Adaptive bias circuit applicable to CMOS (Complementary Metal Oxide Semiconductor) radio frequency power amplifier and amplifier
02/26/2014CN203457107U 放大器 Amplifiers
02/26/2014CN103609019A Isolated zero degree reactive radio frequency high power combiner
02/26/2014CN103609018A Interpolation-based digital pre-distortion architecture
02/26/2014CN103607177A Circuit for solving inconsistency of gains among batches of chips
02/26/2014CN103607175A Radio frequency power amplifier device based on signal extraction counteraction
02/26/2014CN102231621B Hot backup method and hot backup device for multi-channel power amplifier
02/25/2014US8660848 Methods and systems for detection from and analysis of physical signals
02/25/2014US8659352 Power amplifier
02/25/2014US8659350 Circuit for an amplifier
02/20/2014WO2014028667A1 Systems, circuits and methods related to controllers for radio-frequency power amplifiers
02/20/2014WO2014028036A1 Method and apparatus for high efficiency, high dynamic range digital rf power amplification
02/20/2014WO2014027686A1 Power amplifier and transmitter
02/20/2014WO2013189793A3 Amplifier assembly
02/20/2014US20140051374 Radio-frequency transmitter and amplifier
02/20/2014US20140050335 Very High Fidelity Audio Amplifier
02/20/2014US20140049323 Transimpedance amplifier
02/20/2014US20140049322 Power amplifier
02/20/2014DE102013013528A1 Leistungsverstärkerschaltung A power amplifier circuit
02/19/2014EP2698918A1 Amplifier circuit
02/19/2014CN203445843U Low-power-loss input circuit
02/19/2014CN203445842U Power amplifier circuit capable of automatically regulating linearity
02/19/2014CN203445841U Power amplifier circuit capable of improving linearity
02/19/2014CN203445840U 光电转化集成前置放大器 Photoelectric conversion integrated preamplifier
02/19/2014CN1758545B 通信终端 Communication terminal
02/19/2014CN103597742A Power amplifier modules including related systems, devices, and methods
02/19/2014CN103597741A Apparatus and methods for envelope tracking
02/19/2014CN103597740A Amplifier with high power supply noise rejection
02/19/2014CN103595361A 放大器 Amplifiers
02/19/2014CN103595357A 0.1-1.2GHz CMOS (complementary metal oxide semiconductor) ultra-wideband radiofrequency power amplifier
02/19/2014CN103595356A High-frequency bandwidth amplifying circuit
02/19/2014CN103595355A Constant-current bias system of microwave amplifier
02/19/2014CN103595354A Photovoltaic small-signal acquisition and amplification circuit of ultraviolet and visible spectrophotometer
02/19/2014CN103595353A Phase-locked loop type down-conversion amplifier with voltage-controlled oscillator
02/19/2014CN103595352A Low-distortion level shift snubber circuit structure applied to input stage of audio frequency amplifier
02/19/2014CN101542950B OFDM modulated wave output device and distortion compensation method
02/18/2014US8655625 Method for separating mixed signals into a plurality of component signals
02/18/2014US8655624 System and method for objective self-diagnosis of measurement device calibration condition
02/18/2014US8654991 Audio signal amplifier circuit
02/18/2014US8653892 Systematic intermodulation distortion calibration for a differential LNA
02/18/2014US8653888 High-frequency signal amplifier
02/18/2014US8653887 Method and arrangement in a mobile communication system
02/18/2014US8653886 Method and arrangement in a mobile communications system
02/13/2014WO2014026030A1 Multi-cascode amplifier bias techniques
02/13/2014WO2014025574A1 Apparatus and methods for amplifier fault protection
02/13/2014WO2014023251A1 Multi-channel power amplification device and implementation method therefor
02/13/2014WO2014023241A1 Power amplifier transistor device, multipath radiofrequency power amplifier circuit, and implementation method therefor
02/13/2014WO2014023236A1 Power amplification apparatus and radio device
02/13/2014WO2014023234A1 Radiofrequency power amplifier device and radiofrequency power amplification method
02/13/2014WO2013164088A3 Circuit arrangement with tunable transconductance
02/13/2014US20140043102 Multi-cascode amplifier bias techniques
02/13/2014US20140043099 Semiconductor integrated circuit and radio communication terminal including the same
02/13/2014US20140043098 Mobile Device Including a Power Amplifier with Selectable Voltage Supply
02/13/2014DE10337285B4 Verstärkeranordnung Amplifier arrangement
02/13/2014DE102013108302A1 Vorrichtung und Verfahren zum Verstärkerfehlerschutz Apparatus and method for error amplifier protection
02/13/2014DE102009040543B4 Schaltung und Verfahren zum Trimmen einer Offsetdrift Circuit and method for trimming an offset drift
02/13/2014DE102007044942B4 Verstärkervorrichtung mit einem Signalverstärker und einem Gleichanteilverstärker Amplifier device with a signal amplifier and a DC component amplifier
02/12/2014EP2696651A1 Base station radio frequency system and protection method of radio frequency power amplifier
02/12/2014EP2696499A1 Power amplifier for mobile telecommunications
02/12/2014EP2695294A1 Systems and methods of rf power transmission, modulation, and amplification
02/12/2014CN203434939U Interlocking protective circuit in case of transmitting-receiving switchover in radio frequency power amplifier
02/12/2014CN203434938U Ultra-wideband high-gain low-noise amplifier
02/12/2014CN203434937U High voltage generator with feedback devices
02/12/2014CN203434936U Temperature and voltage variator used in rubber production equipment
02/12/2014CN203434935U Low noise amplifier with microstrip line matching structure
02/12/2014CN103580621A Electronic device and method for regulating output power thereof
02/12/2014CN103580620A High bandwidth equalizer and limiting amplifier
02/12/2014CN103580619A Power amplifying device and linear adjuster
02/12/2014CN103580618A Calibration for power amplifier predistortion
02/12/2014CN103580617A Method and device for training predistorter
02/12/2014CN103580616A Power amplifier consumption reducing device and method and mobile terminal
02/12/2014CN103580615A Signal amplification circuit
02/12/2014CN103580614A Low-noise amplifier
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