| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
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| 08/12/2014 | US8803614 Current reuse electronic device based on magnetic coupling components |
| 08/12/2014 | US8803613 Power amplification apparatus |
| 08/12/2014 | US8803612 Low-noise amplifier with high linearity |
| 08/12/2014 | US8803611 Current mode logic circuit and method |
| 08/12/2014 | US8803610 Semiconductor integrated circuit device |
| 08/12/2014 | US8803609 Bandwidth extension of an amplifier |
| 08/12/2014 | US8803608 Apparatus for amplifying an input-signal |
| 08/12/2014 | US8803603 Envelope tracking system for MIMO |
| 08/12/2014 | US8803602 Common mode bias circuit |
| 08/12/2014 | US8803596 Differential source follower having 6dB gain with applications to WiGig baseband filters |
| 08/12/2014 | US8803535 Impedance mismatch detection circuit |
| 08/12/2014 | US8803490 Current-mode active termination |
| 08/12/2014 | US8803064 Signal processing device, including charge injection circuit, and photodetection device |
| 08/07/2014 | WO2014120612A1 Method and apparatus for applying predistortion to an input signal for a nonlinear power amplifier |
| 08/07/2014 | WO2014120047A1 Radio frequency power combiner |
| 08/07/2014 | WO2013165653A9 Split capacitors scheme for suppressing overshoot voltage glitches in class d amplifier output stage |
| 08/07/2014 | US20140218116 Power Amplifier Apparatus and Power Amplifier Circuit |
| 08/07/2014 | US20140218115 Current compensation circuit, method and operational amplifier |
| 08/07/2014 | US20140218114 Complementary Low Noise Transductor with Active Single Ended to Differential Signal Conversion |
| 08/07/2014 | US20140218112 Compensation Circuitry And Method For Amplifiers Driving Large Capacitive Loads |
| 08/07/2014 | US20140218111 Operational amplifier circuit and method for enhancing driving capacity thereof |
| 08/07/2014 | US20140218110 Sensing Amplifier Using Capacitive Coupling to Realize Dynamic Reference Voltage |
| 08/07/2014 | US20140218109 2g support for 2g and 3g/4g envelope tracking modulator |
| 08/07/2014 | US20140218108 Timing alignment for power amplifier |
| 08/07/2014 | US20140218106 Power Amplifier Power Controller |
| 08/07/2014 | US20140218104 Power amplification device |
| 08/07/2014 | US20140218103 Lock-in amplifier with phase-synchronous processing |
| 08/07/2014 | US20140217960 Self-adapting voltage amplifier and battery charger detection |
| 08/06/2014 | EP2763316A1 Signal synthesis circuit, digital audio amplifier, and power supply circuit |
| 08/06/2014 | EP2763314A1 Redundant amplifier and switching method thereof |
| 08/06/2014 | EP2761743A1 Resource pooling amplifier |
| 08/06/2014 | EP2761741A1 Digitally-scalable transformer combining power amplifier |
| 08/06/2014 | CN203761392U Lte数字光纤直放站双通道功放电路 Lte digital fiber optic repeater dual channel amplifier circuit |
| 08/06/2014 | CN203761361U 电平移位电路 Level shift circuit |
| 08/06/2014 | CN203761340U 一种应用于双通道功放电源的电路 Applied to dual-channel power amplifier circuit |
| 08/06/2014 | CN203761339U 一种信号采样电路结构 A signal sampling circuit structure |
| 08/06/2014 | CN203761338U 音频功率放大器 Audio Power Amplifier |
| 08/06/2014 | CN203761337U 功率可调的定向强声示警系统 Power adjustable directional strong voice warning system |
| 08/06/2014 | CN203761336U 一种卫星音频信号放大电路 A satellite audio signal amplifying circuit |
| 08/06/2014 | CN103975607A 具有输入滤波器的麦克风缓冲器电路 Input filter having a microphone buffer circuit |
| 08/06/2014 | CN103975524A 异步开关模式电源 Asynchronous switching mode power supply |
| 08/06/2014 | CN103975503A 无线电场功率传输系统和方法 Radio field power transfer system and method |
| 08/06/2014 | CN103973294A 取最小值电路 Taking the minimum circuit |
| 08/06/2014 | CN103973249A 一种可变增益放大器 A variable gain amplifier |
| 08/06/2014 | CN103973247A 轨到轨差分输入电路 Rail-to-rail differential input circuit |
| 08/06/2014 | CN103973246A 一种用于光接收机的低噪声跨阻放大器 A low-noise transimpedance amplifier optical receiver |
| 08/06/2014 | CN103973245A 放大器电路以及应用于放大器电路的方法 The method is applied to the amplifier circuit and the amplifier circuit |
| 08/06/2014 | CN103973244A 一种电流补偿电路、方法和运算放大器 A current compensation circuit, methods and operational amplifiers |
| 08/06/2014 | CN103973243A 拥有极大直流开环电压增益的cmos运算放大器 DC has a great open-loop voltage gain of the op amp cmos |
| 08/06/2014 | CN103973242A 一种电力线载波功率放大电路 A power line carrier power amplifier circuit |
| 08/06/2014 | CN103973241A 可动态调整增益的功率放大电路 Dynamically adjusting the gain of the power amplifier circuit |
| 08/06/2014 | CN103973240A 一种音频功率放大电路 An audio power amplifier circuit |
| 08/06/2014 | CN103973239A 用于磁悬浮涡轮分子泵的开关功率放大器 Switching power amplifier for magnetic levitation turbo molecular pump |
| 08/06/2014 | CN103973238A 射频信号放大器和放大系统 RF signal amplifier and amplifier system |
| 08/06/2014 | CN103973234A 一种射频功率放大器谐波抑制组合电路 A radio frequency power amplifier combination of harmonic suppression circuit |
| 08/06/2014 | CN103973233A 基于差分结构有源电感的低噪声放大器 Based on the structure of the active inductor differential low-noise amplifier |
| 08/06/2014 | CN103973232A 用于射频集成电路的设备 RF integrated circuits for equipment |
| 08/06/2014 | CN103972944A 自适应电压放大器和电池充电器检测 Adaptive voltage amplifier and battery charger detection |
| 08/06/2014 | CN102570985B 一种用于电力线多载波通信系统的功率放大电路 Power A power line carrier communication system for a multi-amplifier circuit |
| 08/06/2014 | CN102480276B 折叠式共源共栅运算放大器 The folded cascode op amp |
| 08/06/2014 | CN102332867B 一种带有单端电路补偿结构的低噪声放大器 A single-ended low-noise amplifier circuit with a compensation structure |
| 08/06/2014 | CN102100001B 开关功率放大器和控制开关功率放大器的方法 Switching power amplifier and power amplifier control switch method |
| 08/06/2014 | CN101783653B 用于可变增益放大器的方法和系统 The method for a variable gain amplifier and system |
| 08/05/2014 | US8798199 Composite power amplifier, transmitter, and composite-power-amplifier control method |
| 08/05/2014 | US8798191 Transmission apparatus, radio communication apparatus, and transmission method |
| 08/05/2014 | US8797113 Power amplifier, wireless communication device, and power amplification method |
| 08/05/2014 | US8797104 Amplifier with floating well |
| 08/05/2014 | US8797103 Apparatus and methods for capacitive load reduction |
| 08/05/2014 | US8797102 Power amplifying circuit and high-frequency module |
| 08/05/2014 | US8797101 High frequency amplifier circuit |
| 08/05/2014 | US8797100 Circuit unit, bias circuit with circuit unit and differential amplifier circuit with first and second circuit unit |
| 08/05/2014 | US8797099 Power amplifier device and power amplifier circuit thereof |
| 08/05/2014 | US8797098 Variable gain amplifier |
| 08/05/2014 | US8797068 Input/output sense amplifier and semiconductor apparatus including the same |
| 08/05/2014 | US8797026 Comparator circuit having latching behavior and digital output sensors therefrom |
| 07/31/2014 | WO2014116933A2 Communications based adjustments of an envelope tracking power supply |
| 07/31/2014 | WO2014116687A2 Amplifiers with improved isolation |
| 07/31/2014 | WO2014116674A1 Single-input multiple-output amplifiers with independent gain control per output |
| 07/31/2014 | WO2014114632A1 Differential output stage of an amplification device, for driving a load |
| 07/31/2014 | US20140211570 Memory Read Techniques using Miller Capacitance Decoupling Circuit |
| 07/31/2014 | US20140210558 Systems and methods for biasing amplifiers using adaptive closed-loop control and adaptive predistortion |
| 07/31/2014 | US20140210556 High-frequency amplifier |
| 07/31/2014 | US20140210555 Radio frequency signal amplifier and amplifying system |
| 07/31/2014 | US20140210554 Amplifiers with improved isolation |
| 07/31/2014 | US20140210552 Apparatus and methods for biasing a power amplifier |
| 07/31/2014 | US20140209787 Liquid drop detection |
| 07/31/2014 | DE102014101142A1 Neukalibrierung einer Hüllkurvenverfolgungsübertragungsfunktion während einer aktiven Sendung Recalibrating a Hüllkurvenverfolgungsübertragungsfunktion during an active program |
| 07/30/2014 | CN203747759U 功率放大电路 Power amplifier circuit |
| 07/30/2014 | CN103957000A 一种用于mos晶体管模拟集成电路的小信号分析方法 Small-signal analysis method for analog integrated circuits mos transistors |
| 07/30/2014 | CN103956983A 一种具有嵌位功能的误差放大器 Having a clamping function of the error amplifier |
| 07/30/2014 | CN103956982A 一种用于两级差分放大器的连续时间共模反馈电路 A continuous time for a two-stage differential amplifier common-mode feedback circuit |
| 07/30/2014 | CN103956981A 一种消除直流失调电压的运算放大器电路 For eliminating the DC offset voltage of the op amp circuit |
| 07/30/2014 | CN103956980A 一种无限制性线电压跟随功率缓冲放大器 One kind of unrestricted power line voltage follower buffer amplifier |
| 07/30/2014 | CN103956979A 功率放大管的供电控制装置及其上电、下电控制方法 Power supply control device and the power amplifier tube power up, power control method |
| 07/30/2014 | CN103956978A 一种超宽带cmos低噪声放大器自动化设计方法及cmos lna设备 Cmos an ultra wideband low-noise amplifier design methods and automation equipment cmos lna |
| 07/30/2014 | CN102386865B 运算放大电路 Operational amplifier circuit |
| 07/30/2014 | CN102340285B 用以产生与放大差动信号的电路与方法 Circuit and method for generating and amplifying a differential signal |
| 07/30/2014 | CN102334279B 推挽式线性混合h类放大器 Push-pull amplifier linear mixed h class |
| 07/29/2014 | US8792583 Linearization in the presence of phase variations |
| 07/29/2014 | US8791772 LCL high power combiner |