Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/185
Name: Amplifiers > Input networks
Description: Subject matter involving significant detail or distinctive characteristics of the electrical circuit coupling a source of signal energy to the input of the amplifying device; or involving electrical characteristics of the source; or involving input electrical parameters of the amplifying device to which the signal input is coupled.

Sub-classes under this class:

Class Number Class Name Patents
330/191 D.c. coupled 2
330/186 To cathode 2
330/188 Transformer coupled 27

Patents under this class:

Patent Number Title Of Patent Date Issued
8310750 Waveform shaping circuit and optical switching device Nov. 13, 2012
5751555 Electronic component having reduced capacitance May. 12, 1998
4725789 Circuit arrangement for a low-noise audio frequency source Feb. 16, 1988
4600892 RF amplifier with frequency spectrum control Jul. 15, 1986

  Recently Added Patents
Optical modulator module
Method and system for detecting center pivot collision
Particles with high surface charge for crystalline colloidal arrays
Dye sensitised solar cell
Magnetic resonance imaging apparatus for use with radiotherapy
Transaction finance processing system and approach
Apparatus for generating electrical energy from rocking activated energy
  Randomly Featured Patents
Apparatus and process for cutting of extruded material
Mixed alkoxyaminosilanes, methods of making same and vulcanizing silicons prepared therefrom
6-alkylamino-2,2'-disubstituted-7,8-disubstituted-2H-1-benzopyran derivatives as 5-lipoxygenase inhibitor
Electrical connector and connector slide-in mounting bracket arrangement
Virtual postage meter with multiple origins of deposit
Method for preparing organopolysilanes and their uses
Semiconductor device and production process thereof, as well as wire bonding device used therefor
Three-terminal filter using area flexural vibration mode
Projector with controls for the slide changer