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Class Information
Number: 330/76
Name: Amplifiers > Signal feedback > Compensating for inter-electrode impedance (e.g., neutralization)
Description: Subject matter wherein the "signal feedback circuit means" are provided from compensating for or nullifying the undesirable feedback caused by any inter-electrode impedances of a vacuum tube amplifying device.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7142059 |
Amplifier arrangement |
Nov. 28, 2006 |
| 6879215 |
Synthetic circuit component and amplifier applications |
Apr. 12, 2005 |
| 5877654 |
Class a amplifier with a digitally programmable miller compensation network |
Mar. 2, 1999 |
| 5729176 |
Linear differential gain stage |
Mar. 17, 1998 |
| 5392001 |
Capacitively-coupled amplifier with improved low frequency response |
Feb. 21, 1995 |
| 4910476 |
High-frequency amplifier with automatic neutrodyning circuit |
Mar. 20, 1990 |
| 4904951 |
Method and circuit for reducing effects of distributed capacitance associated with large thin film resistors |
Feb. 27, 1990 |
| 4751471 |
Amplifying circuit particularly adapted for amplifying a biopotential input signal |
Jun. 14, 1988 |
| 4588959 |
Hum neutralization circuit |
May. 13, 1986 |
| 4246542 |
Filter using a state-variable biquadratic transfer function circuit |
Jan. 20, 1981 |
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