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)
11/2006
11/01/2006	CN1855702A Off-set correcting circuit and operational amplifier circuit
11/01/2006	CN1855701A Differential amplifier and data driver for display
11/01/2006	CN1855700A Differential amplifier, data driver and display
11/01/2006	CN1855699A Output circuit for amplifying and outputting the input signals
11/01/2006	CN1855698A A doherty amplifier and signal processing method thereof
11/01/2006	CN1855697A Radio frequency power amplifier
11/01/2006	CN1283042C Amplifying circuit and power apparatus with the same
10/2006
10/31/2006	US7130546 Optical receiver
10/31/2006	US7130346 Method and apparatus having a digital PWM signal generator with integral noise shaping
10/31/2006	US7130179 Switching device provided with polarity-inverting means
10/31/2006	US7129804 Reflection loss suppression circuit
10/31/2006	US7129790 Phase-locked loop circuit
10/31/2006	US7129786 Bias circuit for smart power amplifier
10/31/2006	US7129785 Methods and systems for biasing a power amplifier
10/31/2006	US7129784 Multilevel power amplifier architecture using multi-tap transformer
10/31/2006	US7129783 Hybrid active combiner and circulator
10/31/2006	US7129782 Fully differential amplifier with start up circuit
10/31/2006	US7129781 High slew ECL device and method therefor
10/31/2006	US7129780 Compound load for differential circuits
10/31/2006	US7129778 Digital cross cancellation system
10/31/2006	US7129776 Bias voltage generator circuit
10/31/2006	US7129773 Band-gap type constant voltage generating circuit
10/31/2006	US7129589 Use of an internal on-chip inductor for electrostatic discharge protection of circuits which use bond wire inductance as their load
10/31/2006	US7129463 Photocurrent sensing circuit having stabilized feedback loop
10/26/2006	WO2006112957A2 Amplifying a signal using a current shared power amplifier
10/26/2006	WO2006112687A1 Amplifier with a three-phase power supply
10/26/2006	WO2006112669A1 Temperature compensation bias circuit for the darlington amplifier
10/26/2006	WO2006111892A2 A parallel arranged linear amplifier and dc-dc converter
10/26/2006	WO2006111891A1 A power supply system.
10/26/2006	WO2006111840A1 A method for voltage modulation
10/26/2006	US20060240791 Differential/single-ended input stage
10/26/2006	US20060240788 Transmission output control circuit, and wireless device using the same
10/26/2006	US20060239630 Optical fiber radio transmission system, transmission device, and reception device
10/26/2006	US20060238269 Reflection loss suppression circuit
10/26/2006	US20060238258 Ultracapacitor audio amplifier
10/26/2006	US20060238257 Control of transmission power in a mobile station
10/26/2006	US20060238254 Input system for a variable gain amplifier having class-AB transconductance stages
10/26/2006	US20060238253 Sensitivity switchable detection circuit and method
10/26/2006	US20060238252 Network device with power potential rectifier
10/26/2006	US20060238251 Analog circuit and display device and electronic device
10/26/2006	US20060238250 Method for dynamic insertion loss control for 10/100/1000 mhz ethernet signaling
10/26/2006	US20060238249 Control circuit for operational amplifier and method thereof
10/26/2006	US20060238248 Differential inductor-based low noise amplifier
10/26/2006	US20060238246 Distortion compensating amplifier
10/26/2006	US20060238245 RF amplifier employing active load linearization
10/26/2006	US20060238243 Differential amplifier, data driver and display
10/26/2006	US20060238242 Differential amplifier and data driver for display
10/26/2006	US20060238241 Monolithic class d amplifier
10/26/2006	US20060238221 Circuit having source follower and semiconductor device having the circuit
10/26/2006	US20060237631 Amplification type solid-state imaging device
10/26/2006	US20060237104 Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces
10/25/2006	EP1714385A1 Digital microphone
10/25/2006	EP1714384A2 Adaptive bias current circuit and method for amplifiers
10/25/2006	EP1714383A1 Methods and systems for signal amplification through envelope removal and restoration
10/25/2006	EP1714382A1 Cascode cmos rf power amplifier with isolated transistors
10/25/2006	EP1714381A1 Power amplifier with stabilising network
10/25/2006	EP1714380A2 Low power consumption adaptive power amplifier related application
10/25/2006	EP1714379A1 Programmable radio transceiver
10/25/2006	EP1527533A4 High sensitivity, high resolution detection of signals
10/25/2006	EP1224732B1 Compensation circuit and method for a power transistor
10/25/2006	EP0860024A4 Circuit structure having a flip-mounted matrix of devices
10/25/2006	CN1853344A Device and method for signal processing
10/25/2006	CN1853343A 放大器 Amplifier
10/25/2006	CN1852025A Operation amplifier and its manufacturing method
10/25/2006	CN1852024A Warm back-up and multual-aid system of power amplifier
10/24/2006	US7127061 Line driver for digital signal transmission
10/24/2006	US7126568 Method and system for precharging OLED/PLED displays with a precharge latency
10/24/2006	US7126518 Output circuit, digital analog circuit and display device
10/24/2006	US7126428 Radio frequency variable gain amplifier with linearity insensitive to gain
10/24/2006	US7126427 Electronic circuit
10/24/2006	US7126426 Cascode amplifier structures including wide bandgap field effect transistor with field plates
10/24/2006	US7126425 Voltage control circuit for common mode voltage and method for controlling the same
10/24/2006	US7126424 Interface circuit for connecting to an output of a frequency converter
10/24/2006	US7126423 Differential difference amplifier for amplifying small signals close to zero volts
10/24/2006	US7126421 Method for aligning feed forward loops
10/24/2006	US7126420 R.F. output power control
10/24/2006	US7126419 Analog summing and differencing circuit, optical receiving circuit, optical transmitting circuit, automatic gain control amplifier, automatic frequency compensation amplifier, and limiting amplifier
10/24/2006	US7126418 Delay mismatched feed forward amplifier system using penalties and floors for control
10/24/2006	US7126417 Distributed gain network
10/24/2006	US7126416 Pulse amplitude modulation (PAM) method and circuit for improving the performance of a D-class audio amplifier
10/24/2006	US7126415 Switched-capacitor circuits with reduced finite-gain effect
10/24/2006	US7126414 Arrangement and method for controlling an amplifier circuit corresponding to energy uptake in the amplifier circuit
10/24/2006	US7126413 Method and corresponding circuit structure to correlate the transconductance of transistors of different types
10/24/2006	US7126412 Preamplification circuit
10/24/2006	US7126406 Programmable logic device having an embedded differential clock tree
10/24/2006	US7126385 Differential inverter circuit
10/24/2006	US7126377 Linear buffer
10/24/2006	US7126102 Photoelectric conversion device and camera using photoelectric conversion device
10/19/2006	WO2006109731A1 High frequency amplifier and transmitting/receiving system
10/19/2006	WO2006109245A1 Class-d amplifier
10/19/2006	WO2006109235A1 Class-d amplifier
10/19/2006	WO2006109214A1 Broadband amplifier
10/19/2006	WO2006108575A1 System and method for compensating the temperature of a resistor
10/19/2006	WO2005074413A3 Class e amplifier with inductive clamp
10/19/2006	US20060234656 Communication semiconductor integrated circuit, communication electronic component and wireless communication system
10/19/2006	US20060232349 Integrated circuit arrangement
10/19/2006	US20060232342 Circuits and methods for implementing transformer-coupled amplifiers at millimeter wave frequencies
10/19/2006	US20060232341 Radio frequency power amplifier
10/19/2006	US20060232340 Current mirror with low headroom requirement
10/19/2006	US20060232337 Fully differential amplifier device with output-common-mode feedback and control method thereof

1 ... 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 ... 441