Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
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:

Class Number Class Name Patents
330/77 At least one push-pull stage 5
330/80 By coil in parallel to and resonating with inter-electrode capacity 2
330/79 By transformer feedback 15
330/78 To or from electrode common to input and output 3


Patents under this class:

Patent Number Title Of Patent Date Issued
8374279 Modulation device for a transmission path, method for signal processing in a transmission path, and transmission path having the modulation device Feb. 12, 2013
7646247 Ahuja compensation circuit for operational amplifier Jan. 12, 2010
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











 
 
  Recently Added Patents
Self-assembled, micropatterned, and radio frequency (RF) shielded biocontainers and their uses for remote spatially controlled chemical delivery
Resistor-2 resistor (R-2R) digital-to-analog converter with resistor network reversal
Mobile communication device and method for providing positioning information
Silicon-on-insulator (SOI) structure configured for reduced harmonics and method of forming the structure
Blur correction device and imaging apparatus
Battery power management system and method
Switchgear operating apparatus and three-phase switchgear
  Randomly Featured Patents
Massage apparatus having massage rollers mounted to an arm housing which includes improved slider arrangement
Cooperative multi-level scheduler for virtual engines
Knife handle
Automatic stud driving tool
Multi-cycle downhole tool with hydraulic damping
Distributed RF repeater arrangement for cordless telephones
Fluorine-containing resin for preparing paint
Safety device protecting against overpressure failure of a nuclear reactor pressure vessel
Method of manufacturing cylindrical bearing member
Wear leveling for low-wear areas of low-latency random read memory