219306 ⎘
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements; Dc amplifiers in which all stages are dc-coupled with semiconductor devices only with bipolar transistors
Sub-classes:LOGARITHMIC CURRENT TO VOLTAGE CONVERTERS WITH EMITTER RESISTANCE COMPENSATION
#2Constant current generation circuit for optocoupler isolation amplifier and current precision adjustment method
#3SYSTEMS AND METHODS FOR TIA BASE CURRENT DETECTION AND COMPENSATION
#4Systems and methods for TIA base current detection and compensation
#5Bias circuit
#6Bootstrapped application arrangement and application to the unity gain follower
#7Trans-impedance amplifier with fast overdrive recovery
#8Amplifier circuit
#9Ultra-broadband transimpedance amplifiers (tia) for optical fiber communications
#10High-frequency amplifier module
#11Amplifier circuit
#12Amplifier with voltage and current feedback error correction
#13Multi-path broadband amplifier
#14Circuit for compensating base current of transistor and amplifier circuit provided with the same
#15Feedback amplifier
#16OUTPUT STAGE, AMPLIFIER CONTROL LOOP AND USE OF THE OUTPUT STAGE
#17Current monitor for sensing the current in a current path and corresponding control device
#18Window comparator circuit for limiting input voltage applied to object circuit
#19Twisted pair communications line system
#20Setting the DC operating current of a rail-to-rail output stage of an op-amp
#21Temperature compensation for RF detectors
#22Method and system for varying gain exponentially with respect to a control signal
#23Ground skimming output stage
#24Alternating current level detection circuit
#25Constant current bias circuit and associated method
#26Method and system for varying gain exponentially with respect to a control signal
#27CLASS-AB OUTPUT CIRCUIT
#28Output circuit and current source circuit used in the same
#29Handset radiofrequency front end module in fine pitch quad flat no lead (FQFP-N) package
#30Radio frequency digital-to-analog converter
#31RF power amplifier
#32Amplifier unit and optical disc drive
#33Output power detection circuit
#34Output stage, amplifier control loop and use of the output stage
#35High linearity digital variable gain amplifier
#36High linearity digital variable gain amplifier
#37Ground skimming output stage
#38Amplifier circuit having an impedance-controllable bias-boosting circuit
#39Automatic gain control feedback amplifier
#40Transconductance amplifier with temperature sensitive current limiting
#41High output current wideband output stage/buffer amplifier
#42Amplifier bias enhancement technique
#43Variable gain amplifier with improved control characteristics linearity
#44Radio frequency digital-to-analog converter
#45Transistor assembly
#46Amplifier arrangement
#47Electronic circuit for converting a current signal to a voltage signal
#48Amplifier circuit with active gain step circuit
#49Integrated circuit with an amplifier