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)
03/2014
03/26/2014CN103684291A Monolithic error amplifier
03/26/2014CN103684290A Signal amplification circuit and signal amplification determination circuit including signal amplification circuit
03/26/2014CN103684289A Push-pull amplifier and differential push-pull amplifier
03/26/2014CN103684288A Amplifying circuit for signal collecting
03/26/2014CN103684287A Power amplifier
03/26/2014CN103684286A Folded-cascode amplifier
03/26/2014CN103684285A High efficiency and high linearity adaptive power amplifier for signals with high PAPR
03/26/2014CN103684284A Multi-level cascaded/cascode circuit for limiting IF amplifier and instrument
03/26/2014CN103684283A Class-ab radio frequency amplifier for envelope detector
03/26/2014CN103684280A 0-10M broadband amplifier
03/26/2014CN103684274A Broadband low-noise amplifier with single-end-to-difference capacity and filtering function
03/26/2014CN103684273A Feed-forward linear power amplifier for radio frequency communication
03/26/2014CN103683928A Leading phase compensating circuit integrated with switching regulator
03/26/2014CN103681834A Compound semiconductor device and method for manufacturing the same
03/26/2014CN102355200B Single-ended input and differential output parallel dual-frequency low noise amplifier and design method thereof
03/26/2014CN101510760B High efficiency power amplifier
03/25/2014US8680938 Apparatus and method for equalization
03/25/2014US8680927 System and method for effectively implementing a front end for a transimpedance amplifier
03/25/2014US8680926 Amplification circuit comprising input signal limiting network
03/25/2014US8680925 Amplifier arrangement and method for operating an amplifier arrangement
03/25/2014US8680924 Differential power amplifiers with push-pull power amplifiers and even-harmonic cancellation
03/25/2014US8680923 Output circuit
03/25/2014US8680922 Rail-to rail input circuit
03/25/2014US8680919 Impedance adjustments in amplifiers
03/25/2014US8680918 High voltage driver amplifier for piezo haptics
03/20/2014WO2014043504A1 High voltage amplifiers and methods
03/20/2014WO2014042270A1 Transmitter
03/20/2014WO2014042205A1 Transmitter, signal-synthesizing circuit, signal-synthesizing method
03/20/2014WO2014041835A1 Transmitting amplifier, and transmitter
03/20/2014WO2014040613A1 High power broadband amplifier
03/20/2014WO2012009167A3 Method and apparatus for broadband input matching with noise and non-linearity cancellation in power amplifiers
03/20/2014US20140079246 Distortion Limiter and Automatic Power Control for Drivers
03/20/2014US20140079096 Power amplifier with supply switching
03/20/2014US20140077886 System and method for assembling a voltage amplifier
03/20/2014US20140077885 Two mode power converter for audio amplifiers
03/20/2014US20140077883 Cascode Cell Having DC Blocking Capacitor
03/20/2014US20140077881 Power Amplifier with Stabilising Network
03/20/2014US20140077880 Operational amplifier module and method for increasing slew rate of operational amplifier circuit
03/20/2014US20140077879 Push-Pull Amplifier and Differential Push-Pull Amplifier
03/20/2014US20140077878 Folded-cascode amplifier
03/20/2014US20140077877 Amplifier circuit
03/20/2014US20140077874 Adjustable power splitters and corresponding methods & apparatus
03/20/2014US20140077872 Signal amplification circuit and signal amplification determination circuit including the signal amplification circuit
03/20/2014DE102006055577B4 Sigma-Delta-Modulator mit Rückkopplung für Leistungsverstärker Sigma-delta modulator with feedback for power amplifiers
03/19/2014EP2709276A2 Signal Amplification Circuit and Signal Amplification Determination Circuit Including the Signal Amplification Circuit
03/19/2014EP2709275A1 An amplifier circuit
03/19/2014EP2709274A1 Amplifier circuit and wireless communication device
03/19/2014EP2709273A1 Folded-cascode amplifier
03/19/2014EP2709272A1 Power supply device, transmission device using same, and method for operating power supply device
03/19/2014EP2709271A2 Quiescent current determination using in-package voltage measurements
03/19/2014EP2707951A1 Positive feedback common gate low noise amplifier
03/19/2014EP2707950A1 Power supply with rectifier protection
03/19/2014EP2707949A1 Current buffer
03/19/2014EP2707948A2 System providing switchable impedance transformer matching for power amplifiers
03/19/2014CN203491983U High common mode rejection ratio pre-amplification circuit of biological myoelectricity data collection system
03/19/2014CN203491982U Simple broadband signal amplification circuit for computer network processing unit
03/19/2014CN203491981U Amplifying circuit used for computer signal tuning
03/19/2014CN203491980U High-fidelity audio power amplification integrated circuit
03/19/2014CN203491979U Frequency conversion power amplifier
03/19/2014CN203491978U Output stage circuit, class AB amplifier and electronic device
03/19/2014CN103650357A Wireless apparatus and method for manufacturing same
03/19/2014CN103650338A Feedforward active decoupling
03/19/2014CN103650337A Apparatus and methods for biasing power amplifiers
03/19/2014CN103650336A System providing switchable impedance transformer matching for power amplifiers
03/19/2014CN103648188A Wifi signal amplifier
03/19/2014CN103647555A Tracking and holding circuit with dynamic error compensation function
03/19/2014CN103647519A Input stage of operational amplifier
03/19/2014CN103647518A Adjustable input error amplifier for single-stage power factor correction controller
03/19/2014CN103647517A Power amplifier
03/19/2014CN103647515A Amplifier and mobile communication device
03/19/2014CN102355207B Ka frequency-band solid-state power amplifier
03/18/2014US8675886 Method and apparatus for providing a splitter in a notification system
03/18/2014US8674770 Transimpedance amplifier and light receiving circuit
03/18/2014US8674767 Body biasing device and operational amplifier thereof
03/18/2014US8674766 Differential amplifier stage with integrated offset cancellation circuit
03/18/2014US8674765 Fully differential amplifier topology to drive dynamic speakers in class AB mode
03/18/2014US8674764 High-frequency power amplifying device
03/18/2014US8674763 Multi-autonomous electronic amplifier
03/18/2014US8674762 RF power amplifier with spectrally grouped nanosized switches
03/18/2014US8674755 Differential source follower having 6dB gain with applications to WiGig baseband filters
03/13/2014WO2014039982A1 Impedance compensation for operational amplifiers used in variable environments
03/13/2014WO2014037926A2 High-frequency drain power supply to decrease power dissipation in class-ab power amplifiers
03/13/2014WO2014037017A1 Sinus-cosinus-modulator (sine-cosine modulator)
03/13/2014WO2014036644A1 Doherty amplifier having compact output matching and combining networks
03/13/2014WO2014016770A3 Digital upconversion for multi-band multi-order power amplifiers
03/13/2014US20140070891 High frequency amplifier
03/13/2014US20140070890 Power amplifier
03/13/2014US20140070889 Low-quiescent current headset driver
03/13/2014US20140070888 Buffering Apparatus and Method
03/13/2014US20140070887 Impedance compensation for operational amplifiers used in variable environments
03/13/2014US20140070886 Amplifier with voltage and current feedback error correction
03/13/2014US20140070885 Power supply arrangement for single ended class d amplifier
03/13/2014US20140070883 High Efficiency Amplifier
03/13/2014US20140070845 Transmitter swing control circuit and method
03/13/2014DE102013217545A1 System und verfahren für das senden eines hochfrequenzsignals mittels einer lautsprecherspule System and method for sending a high-frequency signal by means of a loudspeaker coil
03/12/2014EP2706661A2 Low-quiescent current headset driver
03/12/2014EP2705605A1 Amplification circuit and reception chain
03/12/2014EP2705604A2 Power managent system for pseudo-envelope and average power tracking
03/12/2014EP2705603A1 Wireless communications including distributed feedback architecture
03/12/2014CN203482164U Low-power-consumption precise driving amplifier
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