Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/81
Name: Amplifiers > Signal feedback > At least one push-pull signal stage
Description: Subject matter including at least one stage of push-pull signal amplification.










Sub-classes under this class:

Class Number Class Name Patents
330/83 Including d.c. path for signal feedback 3
330/82 Positive and negative feedback 6


Patents under this class:

Patent Number Title Of Patent Date Issued
8446228 Oscillator circuit May. 21, 2013
8022776 Origami cascaded topology for analog and mixed-signal applications Sep. 20, 2011
6069503 High value FET resistors on a submicron MOS technology May. 30, 2000
5604461 Transformerless output vacuum tube audio amplifier Feb. 18, 1997
4321552 Amplifier comprising a first and a second amplifier element Mar. 23, 1982
4112386 Modular radio frequency amplifier having a gain variable by external passive component selection Sep. 5, 1978
4066975 Audio amplifier with improved stability Jan. 3, 1978











 
 
  Recently Added Patents
Fuel cell and a method of manufacturing a fuel cell
Methods and systems for representing missed approach information in perspective view on a cockpit display
Method and system for providing status of a machine
Encoding method and encoding device, decoding method and decoding device and transcoding method and transcoder for multi-object audio signals
Global codebook for coordinated multi-point processing
Stabilised prostaglandin composition
Image stabilization
  Randomly Featured Patents
Method for authentication and protection of subscribers in telecommunications systems
Method and apparatus for monitoring parameters of an RF powered load in the presence of harmonics
Method of maintaining bacterial sterility in urine drainage bags
Base panel retaining baby walker against movement
Aerosol spray dispenser
Dual function retainer for a ratcheting wrench
Method and device for decoding LDPC encoded codewords with a fast convergence speed
Automatic weight sorting machine
Thermal imaging device with scanned light emitting diodes (LEDs) and second linear array of plural symbology LEDs
Using sign extension to compress on-chip data processor trace and timing information for export