| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
|---|
| 01/27/2015 | US8939377 RFID device |
| 01/22/2015 | WO2015009459A1 Folded cascode amplifier |
| 01/22/2015 | WO2015008449A1 Orthogonal modulator |
| 01/22/2015 | WO2015008429A1 Constant current constant voltage circuit |
| 01/22/2015 | WO2015006866A1 Dual-band high efficiency doherty amplifiers with hybrid packaged power devices |
| 01/22/2015 | US20150024699 Convergence Estimation for Iterative Predistortion Factor Determination for Predistortion in Power Amplifiers |
| 01/22/2015 | US20150022271 Dynamic Amplifier Supply |
| 01/22/2015 | US20150022270 Dual-band high efficiency doherty amplifiers with hybrid packaged power devices |
| 01/22/2015 | US20150022269 Device and method for controlling an input signal of a power amplifier |
| 01/22/2015 | US20150022268 Dc offset cancellation circuit |
| 01/22/2015 | US20150022267 Apparatus and methods for electronic amplification |
| 01/22/2015 | US20150022266 Folded cascode amplifier |
| 01/22/2015 | US20150022265 Adaptive boost supply with slope control |
| 01/21/2015 | EP2827501A1 Interface circuit for driving fully-differential circuits |
| 01/21/2015 | EP2827495A1 Dynamic amplifier supply |
| 01/21/2015 | EP2826143A1 Look up table-based sum predistorter for power amplifification with concurrent dual band inputs |
| 01/21/2015 | CN204119176U 一种高效率f类/逆f类功率放大器 A high-efficiency class f / f inverse power amplifier |
| 01/21/2015 | CN204119175U 一种基于pcb工艺的超宽带微波功率放大器模块 Pcb technology based ultra-wideband microwave power amplifier module |
| 01/21/2015 | CN204119171U 卫星导航航空增强系统宽带低噪射频信号放大器 Aviation enhanced broadband satellite navigation system low-noise RF amplifier |
| 01/21/2015 | CN104303416A 用于增强的功率放大器正向功率检测的集成技术 Forward power amplifier for enhanced detection of integrated technology |
| 01/21/2015 | CN104300929A 一种震波检测前置非线性放大器 One kind of nonlinear waves detected pre-amp |
| 01/21/2015 | CN104300928A 差动转单端转换器 Differential to single-ended converter |
| 01/21/2015 | CN104300927A 具有斜度控制的自适应升压供电 Adaptive power boost pitch control |
| 01/21/2015 | CN104300926A 一种用于多媒体电子设备的音频功率放大器 An audio power amplifier multimedia electronic devices |
| 01/21/2015 | CN104300925A 一种高效率f类/逆f类功率放大器 A high-efficiency class f / f inverse power amplifier |
| 01/21/2015 | CN104300924A 一种包络跟踪电源和包络跟踪射频功率放大器 One kind of envelope tracking power supply and RF power amplifier envelope tracking |
| 01/21/2015 | CN104300923A 为功率放大器的前置补偿的估计装置及估计方法 Estimation method for estimating means and the power amplifier predistortion |
| 01/21/2015 | CN104300922A 高速差分光电检测系统 High-speed differential optical detection system |
| 01/21/2015 | CN104300918A 噪声低的放大器电路 Low noise amplifier circuit |
| 01/21/2015 | CN104300916A 信号处理电路及信号处理方法 A signal processing circuit and a signal processing method |
| 01/21/2015 | CN102668386B Rf信号生成电路以及无线发送机 Rf signal generating circuit and a wireless transmitter |
| 01/21/2015 | CN102246412B 具有可编程关断电压的放大器 Programmable turn-off voltage amplifier with |
| 01/20/2015 | US8938207 Radio frequency receiver and radio receiver |
| 01/20/2015 | US8938027 Distortion compensation circuit, and transmission device using distortion compensation circuit and high-frequency power amplifier |
| 01/20/2015 | US8937820 Switched-mode power supply apparatus and method |
| 01/20/2015 | US8937797 Method and apparatus to detect a broken wire condition in an integrated circuit |
| 01/20/2015 | US8937567 Delta-sigma modulator, integrator, and wireless communication device |
| 01/20/2015 | US8937510 Operational amplifier module and method for enhancing driving capability of operational amplifier circuit |
| 01/20/2015 | US8937509 Multi-channel biopotential signal acquisition systems |
| 01/20/2015 | US8937508 Differential amplifier |
| 01/20/2015 | US8937507 Self oscillating modulator |
| 01/15/2015 | WO2015003930A1 Electric amplifier circuit for amplifying an output signal of a microphone |
| 01/15/2015 | US20150017934 Amplifying device, transmitting device |
| 01/15/2015 | US20150016205 Semiconductor circuit |
| 01/15/2015 | US20150015340 Variable switched dc-to-dc voltage converter |
| 01/15/2015 | US20150015339 Power amplifier architectures with input power protection circuits |
| 01/15/2015 | US20150015338 Power amplifier |
| 01/15/2015 | US20150015336 Cmos cascode power cells |
| 01/15/2015 | US20150015335 Sense amplifier layout for finfet technology |
| 01/15/2015 | US20150015334 Analog circuits having improved transistors, and methods therefor |
| 01/15/2015 | US20150015333 Differential measurements with a large common mode input voltage |
| 01/15/2015 | US20150015332 Method and Circuit for Controlled Gain Reduction of a Gain Stage |
| 01/15/2015 | US20150015331 Method and Circuit for Controlled Gain Reduction of a Differential Pair |
| 01/15/2015 | US20150015330 Differential-to-single-end converter |
| 01/15/2015 | US20150015329 Radio frequency composite class-s power amplifier having discrete power control |
| 01/15/2015 | US20150015327 Controller and Method for Controlling a Signal Processor |
| 01/15/2015 | US20150015307 Comparator and amplifier |
| 01/15/2015 | US20150014518 High-speed transimpedance amplifier |
| 01/15/2015 | US20150013459 Iv converter and inertial force sensor using iv converter |
| 01/15/2015 | DE112013001608T5 Verbesserte Transkonduktanzschaltung Improved transconductance |
| 01/14/2015 | EP2824833A1 Improved digital pre-distortion systems in transmitters |
| 01/14/2015 | EP2824832A1 Electric amplifier circuit for amplifying an output signal of a microphone |
| 01/14/2015 | EP2824831A2 Transmitter system with digital phase rotator used for applying digital phase rotation to constellation data and related signal transmission method thereof |
| 01/14/2015 | EP2822458A1 Apparatus and method for processing signals |
| 01/14/2015 | CN204103873U 一种有源前馈电路构成频率补偿的差分运算放大器 An active feedforward circuit of differential operational amplifier frequency compensation |
| 01/14/2015 | CN204103872U 一种带啸叫抑制功能的音频功率放大装置 An audio power amplifier with howling suppression device |
| 01/14/2015 | CN204103871U 一种s波段固态功率放大器 One kind of s-band solid state power amplifier |
| 01/14/2015 | CN204103870U 一种交流提升机低频电源输出功率放大电路 An AC hoist low-frequency power amplifier output power |
| 01/14/2015 | CN204103869U 一种耗电量低的高频放大器 One kind of low-frequency power amplifier |
| 01/14/2015 | CN104283520A 一种家庭智能音频功率放大器 A home intelligent audio power amplifier |
| 01/14/2015 | CN104283519A 电流复用型前馈补偿全差分运算放大器 Before the current reuse feeder compensate fully differential operational amplifier |
| 01/14/2015 | CN104283518A 工艺、电压和温度耐受差分电路 Process, voltage and temperature tolerance difference circuit |
| 01/14/2015 | CN104283517A 修线运算放大器电路及其运作方法 Repair line operational amplifier circuit and method of operation |
| 01/14/2015 | CN104283516A 基于双重反馈结构的ab类输出级的运算放大器 Based on the feedback structure of dual class ab op amp output stage |
| 01/14/2015 | CN104283515A 功率放大电路 Power amplifier circuit |
| 01/14/2015 | CN104280303A 一种用于里氏硬度计探头识别和信号放大的电路 An Leeb hardness tester probe recognition and signal amplification circuitry for |
| 01/14/2015 | CN103023314B 升降压开关电源及其控制器 Buck switching power supply and controller |
| 01/14/2015 | CN102656797B 具有对损耗功率进行受控反馈的放大器装置 Loss of power amplifier means having a controlled feedback |
| 01/14/2015 | CN102577104B 多赫蒂放大器用合成器 Doherty amplifier with synths |
| 01/14/2015 | CN102510267B 一种二级运算放大器电路 One kind of two operational amplifier circuit |
| 01/14/2015 | CN102386863B 集成电路和单端到差分放大器 IC and single-ended to differential amplifier |
| 01/14/2015 | CN102210100B 用于放大数字信号的电路装置和用于总线系统的收发器电路 Circuit means for amplifying digital signals and a transceiver circuits of the bus system |
| 01/14/2015 | CN102160280B 产生用于切换电容器电路的有效时间相依的偏置电流 Generate the bias current for switching capacitor circuits effective time dependent |
| 01/13/2015 | US8934573 Distortion-compensated RF transmitter and method therefor |
| 01/13/2015 | US8933755 Unity-gain buffer with enhanced slew rate |
| 01/13/2015 | US8933754 Linear differential amplifier with high input impedance |
| 01/13/2015 | US8933753 Versatile audio power amplifier |
| 01/13/2015 | US8933751 High resolution capacitor |
| 01/13/2015 | US8933729 Stacked receivers |
| 01/08/2015 | WO2015003098A1 Integrated circuit wireless communication unit and method for providing a power supply |
| 01/08/2015 | WO2015002294A1 Power amplification module |
| 01/08/2015 | WO2015002127A1 Power amplification module, and front end circuit |
| 01/08/2015 | WO2015001851A1 Power amplification module |
| 01/08/2015 | WO2015001824A1 Wireless communication device |
| 01/08/2015 | WO2015001371A1 Emitter follower buffer with reverse-bias protection |
| 01/08/2015 | WO2015000156A1 Apparatus and method in apparatus |
| 01/08/2015 | US20150010110 Modulation agnostic digital hybrid mode power amplifier system and method |
| 01/08/2015 | US20150008984 Circulator Power Amplifier Circuit And Design Method Therefor |
| 01/08/2015 | US20150008983 Amplifying apparatus |
| 01/08/2015 | US20150008981 Repair operational amplifier circuit and operating method thereof |