| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
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| 05/24/2012 | WO2012066526A1 Power amplifier with an adaptive bias |
| 05/24/2012 | US20120127138 Output circuit, data driver, and display device |
| 05/24/2012 | US20120126900 Semiconductor device |
| 05/24/2012 | US20120126899 Power Amplifier with Stabilising Network |
| 05/24/2012 | US20120126898 Amplifying apparatus |
| 05/24/2012 | US20120126897 Input common mode circuit |
| 05/24/2012 | US20120126896 Offset cancellation for continuous-time circuits |
| 05/24/2012 | US20120126894 Differential amplifier |
| 05/24/2012 | US20120126890 Power amplifier |
| 05/24/2012 | US20120126888 Differential Output Inductor for Class D Amplifier |
| 05/24/2012 | US20120126887 High-efficiency power amplifier with multiple power modes |
| 05/24/2012 | DE102011085460A1 Hochleistungs-Leistungsverstärker mit mehreren Leistungsmodi High-power amplifier with multiple power modes |
| 05/23/2012 | EP2456090A1 Multiple antenna transceiver |
| 05/23/2012 | EP2456068A1 Low-noise amplifier with impedance boosting circuit |
| 05/23/2012 | EP2454811A1 Amplifier stage |
| 05/23/2012 | EP2266203B1 Integrated circuit and corresponding method of processing a multitype radio frequency digital signal |
| 05/23/2012 | EP1710918B1 Transmitter and wireless communication apparatus |
| 05/23/2012 | CN202231676U Novel vehicle-mounted audio power amplifier circuit |
| 05/23/2012 | CN102474971A Pulse modulated RF power control method and pulse modulated RF power supply device |
| 05/23/2012 | CN102474253A 传输门电路及利用了该传输门电路的功率合成电路、功率放大电路、发送装置及通信装置 A transfer gate circuit and the use of the transmission gate circuit, the power synthesizing circuit, a power amplification circuit, a transmission apparatus and communication apparatus |
| 05/23/2012 | CN102474240A 滤波器电路以及包括该滤波器电路的光盘装置 And an optical disk device includes a filter circuit of the filter circuit |
| 05/23/2012 | CN102474231A 可变增益放大器 A variable gain amplifier |
| 05/23/2012 | CN102474230A Operational amplifier having improved slew rate |
| 05/23/2012 | CN102474229A 分割偏置电流可缩放缓冲器 Split bias current scalable buffer |
| 05/23/2012 | CN102474228A 高频功率放大器 High frequency power amplifier |
| 05/23/2012 | CN102474227A 具有可变匹配电路以改进线性度的放大器 An amplifier having a variable matching circuit in order to improve the linearity |
| 05/23/2012 | CN102474226A 多级阻抗匹配 Multi-stage impedance matching |
| 05/23/2012 | CN102474225A Bias current monitor and control mechanism for amplifiers |
| 05/23/2012 | CN102474224A 放大器级 Amplifier stage |
| 05/23/2012 | CN102474223A 具有多重操作模式的放大器模块 Amplifier module with multiple operating modes |
| 05/23/2012 | CN102474222A 爆裂声减少电路和音频放大器中使用的具有这种爆裂声减少电路的音频电路 The audio circuitry crackle reduction circuit and audio amplifier used has such a popping sound reduction circuit |
| 05/23/2012 | CN102472774A 具有快速响应的宽动态范围静电计 Wide dynamic range with fast response electrometer |
| 05/23/2012 | CN102469195A 音频放大器 Audio Amplifiers |
| 05/23/2012 | CN102468884A 光电转换电路 Photoelectric converting circuit |
| 05/23/2012 | CN102468810A 功放电路 Amplifier circuit |
| 05/23/2012 | CN102468809A 一种高功率线性功率放大器 A high-power linear power amplifier |
| 05/23/2012 | CN101800522B Tunable ferro-electric filter |
| 05/23/2012 | CN101594325B Linearization method for pre-distorted radio frequency amplifier |
| 05/23/2012 | CN101584113B Transmission device and transmission power control method |
| 05/23/2012 | CN101483411B Fast switch circuit for controlling a differential-pair amplifier and method thereof |
| 05/23/2012 | CN101465633B Device for generating signal |
| 05/23/2012 | CN101345333B Printing antenna system of vehicle rear window glass |
| 05/22/2012 | US8185067 Modulation method and apparatus |
| 05/22/2012 | US8184139 Redundance control of temperature compensation for a LED printhead |
| 05/22/2012 | US8184083 Source driver in liquid crystal display device, output buffer included in the source driver, and method of operating the output buffer |
| 05/22/2012 | US8183933 High-voltage impulse amplifier |
| 05/22/2012 | US8183932 Method and system for processing signals via an integrated low noise amplifier having configurable input signaling mode |
| 05/22/2012 | US8183931 Amplifier circuit and methods of operation thereof |
| 05/22/2012 | US8183930 Power amplifier device |
| 05/22/2012 | US8183929 Multi-chip doherty amplifier with integrated power detection |
| 05/22/2012 | US8183928 CMOS power amplifier and temperature compensation circuit thereof |
| 05/22/2012 | US8183927 Power amplifier |
| 05/22/2012 | US8183926 Electronic circuit output stage |
| 05/22/2012 | US8183922 Differential pair with constant offset |
| 05/22/2012 | US8183921 Offset cancellation for continuous-time circuits |
| 05/22/2012 | US8183920 Variable gain amplifier with reduced power consumption |
| 05/22/2012 | US8183919 Power amplifier |
| 05/22/2012 | US8183918 Circuitry and method for reducing second and third-order nonlinearities |
| 05/22/2012 | US8183916 Non-inverting amplifier and voltage supply circuit including the same |
| 05/22/2012 | US8183514 Signal waveform measuring apparatus and method comprising a wavelength conversion element |
| 05/18/2012 | WO2012064437A1 Transformer coupled distributed amplifier |
| 05/18/2012 | WO2012063462A1 Mixing circuit |
| 05/17/2012 | US20120121273 Common base circuit with output compensation, current-to-voltage circuit configured with common base amplifier, and optical receiver implemented with the same |
| 05/17/2012 | US20120119835 Current mode power amplifier providing harmonic distortion suppression |
| 05/17/2012 | US20120119834 Amplifier circuit with overshoot suppression |
| 05/17/2012 | US20120119833 Class ab output stages and amplifiers including class ab output stages |
| 05/17/2012 | US20120119830 Module for modulation and amplification |
| 05/17/2012 | US20120119829 Repair amplification circuit and method for repairing data line |
| 05/16/2012 | EP2452430A1 Dual-performance low noise amplifier for satellite-based radiofrequency communication |
| 05/16/2012 | CN102460965A 在rf驱动器放大器发射器中的增益控制线性 Linear gain control in the rf drive amplifiers in the transmitter |
| 05/16/2012 | CN102460964A 音频放大器的偏移消除 Eliminate the offset of the audio amplifier |
| 05/16/2012 | CN102460963A Amplifier circuit, integrating circuit, and light-detection device |
| 05/16/2012 | CN102460962A 横流最小化 Minimize cross-flow |
| 05/16/2012 | CN102460961A Integrating circuit and light-detection device |
| 05/16/2012 | CN102460960A D类放大装置 Class D amplification device |
| 05/16/2012 | CN102460959A Rf单端/差动转换器 Rf single-ended / differential converter |
| 05/16/2012 | CN102460957A 用于无线装置中的过驱动状态的检测电路 For the wireless device in an overdrive state detecting circuit |
| 05/16/2012 | CN102460692A Integrated power amplifier with load inductor located under ic die |
| 05/16/2012 | CN102457238A 用于双行波管放大器的功率管理系统 For two-traveling wave tube amplifier power management system |
| 05/16/2012 | CN102457237A 单电源发散放大电路 Single power amplifier circuit divergence |
| 05/16/2012 | CN102457236A 单电源发散放大电路 Single power amplifier circuit divergence |
| 05/16/2012 | CN102457235A 声音伪三极管特性放大设备和声音伪三极管特性推挽式放大设备 Pseudo-triode characteristic sound amplification equipment and sound pseudo-triode push-pull amplification device characteristics |
| 05/16/2012 | CN102457234A 一种音频功率放大模块 An audio power amplifier module |
| 05/16/2012 | CN102457233A Cmos低噪声放大电路 Cmos low noise amplifier |
| 05/16/2012 | CN101944884B Automatic compensating device and method for grid voltage of power amplification module |
| 05/16/2012 | CN101465621B Power amplifier |
| 05/16/2012 | CN101364792B D type amplifying circuit |
| 05/15/2012 | US8179200 Amplifier circuit and light receiving amplifier circuit using the same |
| 05/15/2012 | US8179199 Transistor resistor and associated method |
| 05/15/2012 | US8179197 Electronic circuits including a MOSFET and a dual-gate JFET |
| 05/15/2012 | US8179196 High voltage amplification using low breakdown voltage devices |
| 05/10/2012 | WO2012061385A1 Method and apparatus for power amplifier linearization |
| 05/10/2012 | WO2012061253A1 Power amplifiers |
| 05/10/2012 | WO2012018233A3 Amplifier supporting multi mode and amplifying method thereof |
| 05/10/2012 | US20120116268 Switched Resonant Ultrasonic Power Amplifier System |
| 05/10/2012 | US20120115426 Power amplifier saturation detection |
| 05/10/2012 | US20120113291 Photo-sensor, measurement apparatus and camera system |
| 05/10/2012 | US20120112840 Semiconductor integrated circuit device |
| 05/10/2012 | US20120112839 Amplifier, apparatus and method for controlling amplifier in communication system |
| 05/10/2012 | US20120112838 Rf power amplifier and rf power module using the same |