Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/259
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including differential amplifier > Having d.c. feedback bias control for stabilization
Description: Subject matter including a feedback circuit for direct currents for the purpose of operating point stabilization.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
6018268 High speed and high gain operational amplifier Jan. 25, 2000
6016079 Power amplifier device Jan. 18, 2000
5973547 Self-biasing, offset-nulling power supply monitor circuit Oct. 26, 1999
5940235 Reproducing circuit for a magnetic head incorporating the voltage-to-current and an exponent current amplifier Aug. 17, 1999
5896062 Amplifier with switched DC bias voltage feedback Apr. 20, 1999
5864587 Differential signal receiver Jan. 26, 1999
5838197 High-gain amplifier circuit having voltage/current converter Nov. 17, 1998
5798664 Offset cancelling amplifier circuit having Miller integrator as offset detector Aug. 25, 1998
5774019 Low distortion differential amplifier circuit Jun. 30, 1998
5694083 Single end input high frequency amplifier Dec. 2, 1997
5666354 CMOS bi-directional differential link Sep. 9, 1997
5654666 High input resistance circuit with base current compensation and method of compensating base current Aug. 5, 1997
5642078 Amplifier having frequency compensation by gain degeneration Jun. 24, 1997
5635874 Stable distortion amplifier for audio signals Jun. 3, 1997
5594387 Amplifier circuit having nagative feedback loop for self-bias Jan. 14, 1997
5568090 Amplifier circuit with dynamic output stage biasing Oct. 22, 1996
5557239 Direct current offset compensating circuit of an audio system Sep. 17, 1996
5548453 Reproducing circuit for magneto-resistive head having an initial amplifying stage, a differential amplifying stage, and means for controlling the time of operation thereof Aug. 20, 1996
5508656 Amplifier with offset correction Apr. 16, 1996
5483195 Second generation low noise microwave voltage controlled oscillator Jan. 9, 1996
5471665 Differential DC offset compensation circuit Nov. 28, 1995
5430765 Digital data receiver having DC offset cancelling preamplifier and dual-mode transimpedance amplifier Jul. 4, 1995
5424683 Differential amplification circuit wherein a DC level at an output terminal is automatically adjusted and a power amplifier wherein a BTL drive circuit is driven by a half wave Jun. 13, 1995
5406222 High gain transistor amplifier Apr. 11, 1995
5386207 Comparator with application in data communication Jan. 31, 1995
5341108 Amplifier biasing circuit Aug. 23, 1994
5307024 Linearized level-shifting amplifier Apr. 26, 1994
5295161 Fiber optic amplifier with active elements feedback circuit Mar. 15, 1994
5276405 Integrated instrumentation amplifier for below-ground inputs Jan. 4, 1994
5270883 Magnetic read/write circuit Dec. 14, 1993
5258723 Integrated instrumentation amplifier with integrated frequency-compensating capacitance Nov. 2, 1993
5254956 Composite differential amplifier Oct. 19, 1993
5237332 Receiver distortion correction circuit and method Aug. 17, 1993
5233312 DC feedback circuit using sample and hold circuits Aug. 3, 1993
5229720 VCA circuit Jul. 20, 1993
5218320 Wideband amplifier circuit having automatic gain and offset voltage control Jun. 8, 1993
5218318 Variable gain amplifier Jun. 8, 1993
5210505 Apparatus and method for an input stage of an operational amplifier May. 11, 1993
5204636 Dynamic limiting circuit for an amplifier Apr. 20, 1993
5179354 Operational amplifier Jan. 12, 1993
5175749 Apparatus and method for DC offset correction in a receiver Dec. 29, 1992
5157349 Differential operational amplifier Oct. 20, 1992
5150073 Low-noise preamplifier stage, in particular for magnetic heads Sep. 22, 1992
5148165 CMOS digital to analog signal converter circuit Sep. 15, 1992
5148119 Precise reference voltage generator for feedforward compensated amplifiers Sep. 15, 1992
5142243 Apparatus and method for an input stage of an operational amplifier Aug. 25, 1992
5113146 Amplifier arrangement May. 12, 1992
5087890 Amplifier circuit Feb. 11, 1992
5075540 Optical encoder with offset adjusting means Dec. 24, 1991
5061900 Self-zeroing amplifier Oct. 29, 1991

1 2 3 4 5 6 7










 
 
  Recently Added Patents
VGPU: a real time GPU emulator
Synchronization of web applications and media
Electrode binder composition, electrode slurry, electrode, and electrical storage device
Battery comprising circuitry for charge and discharge control, and method of operating a battery
Pipe coupling
Anti-reductive high-frequency ceramic dielectric material sintered at low temperature and matched with copper internal electrode
Switching apparatus and controlling method thereof
  Randomly Featured Patents
Method to control BAW resonator top electrode edge during patterning
Method of forming a fuel feed passage in the feed arm of a fuel injector
Multi-carrier modulation with source information allocated over variable quality communication channel
Method of controlling mycotic infections and compositions therefor
Block system with corner block and method of manufacturing a block
Microwave magnetron-type device
Solid polymer electrolyte fuel cell
Program for monitoring cumulative fitness activity
Shifting arrangement for an automatic transmission of a motor vehicle
Connection between the spindle head of a gear-type or universal joint spindle and a roll neck