219307 ⎘
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 using Darlington amplifiers
Sub-classes:COMMON-MODE STABILIZATION OF HIGH-FREQUENCY DIFFERENTIAL DISTRIBUTED DRIVER AMPLIFIER
#2Boost circuit for use in power amplifier
#3Apparatus and methods for radio frequency amplifiers
#4Transimpedance circuit
#5Linear FET feedback amplifier
#6Apparatus and methods for radio frequency amplifiers
#7Reduction of stored charge in the base region of a bipolar transistor to improve switching speed
#8Complementary Darlington Emitter Follower with Improved Switching Speed and Improved Cross-over Control and Increased Output Voltage
#9Monolithic Darlington with Intermediate Base Contact
#10Apparatus and methods for electronic amplification
#11Amplifying circuit and current-voltage conversion circuit
#12Linear FET feedback amplifier
#13High-voltage impulse amplifier
#14Temperature compensated self-bias darlington pair amplifier
#15Constant Current Darlington Circuits for High Power
#16Control circuit for controlling a current and/or voltage of an electronic circuit
#17Zapping Circuit
#18Handset radiofrequency front end module in fine pitch quad flat no lead (FQFP-N) package
#19ESD protection circuits for RF input pins
#20Voltage overload protection circuits
#21ESD unit protection cell for distributed amplifiers
#22Temperature compensation circuit
#23Biasing stage for an amplifier
#24Small signal amplifier with large signal output boost stage
#25On-chip temperature compensation circuit for an electronic device
#26Low distortion amplifier
#27Self-biased darlington amplifier
#28Biased Darlington transistor pair, method, and system
#29Frequency generator and communication system using the same