Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/7
Name: Amplifiers > With capacitive amplifying device
Description: Subject matter wherein the amplifying device is a nonlinear capacitor.

Patents under this class:

Patent Number Title Of Patent Date Issued
8600442 Power recovery circuit based on partial standing waves Dec. 3, 2013
8350206 Transimpedance amplifier circuit for converting an input current to an output voltage such circuits used for the evalutation of output signals of photo detectors, which are generating a curren Jan. 8, 2013
8120386 Amplifiers using gated diodes Feb. 21, 2012
7489084 Power supply apparatus and high frequency circuit system Feb. 10, 2009
6294945 System and method for compensating the dielectric absorption of a capacitor using the dielectric absorption of another capacitor Sep. 25, 2001
4622510 Parametric electric machine Nov. 11, 1986
4560914 High voltage amplifier for capacitive load Dec. 24, 1985
4138665 Preamplifier for analog to digital converters Feb. 6, 1979
3939468 Differential charge amplifier for marine seismic applications Feb. 17, 1976

  Recently Added Patents
Information retrieval system, information retrieval method, and information retrieval program
Formation of a masking layer on a dielectric region to facilitate formation of a capping layer on electrically conductive regions separated by the dielectric region
Monitoring and correcting upstream packet loss
Comparison of visual information
Hybrid fiber constructions to mitigate creep in composites
Breathing mask
Electronic component, a semiconductor wafer and a method for producing an electronic component
  Randomly Featured Patents
High efficiency, light weight audio amplifier and power supply
Mobile lift crane with variable position counterweight
Dispersed metal sulfide catalysts for hydroprocessing
Robust interactive color editing
PTFE membrane filter for exhaust air of vacuum toilet system
Process for the purification of waste water
Apparatus and method for selecting measure by evaluating recovery time
Systems and methods for upgradeable scalable switching
Petunia plant named `DLITT262`
Noise and crosstalk reduction in mid-riser biased encoders