Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/190
Name: Amplifiers > Input networks > Transformer coupled > With transformer structure
Description: Subject matter involving the structure of the transformer in the input coupling circuit.










Patents under this class:

Patent Number Title Of Patent Date Issued
8044540 Systems and methods for a SPDT switch or SPMT switch with transformer Oct. 25, 2011
7982544 Method and system for amplifying a signal using a transformer matched transistor Jul. 19, 2011
7898340 Method and system for amplifying a signal using a transformer matched transistor Mar. 1, 2011
7348845 System and method for employing variable magnetic flux bias in an amplifier Mar. 25, 2008
6424227 Monolithic balanced RF power amplifier Jul. 23, 2002
4968949 Ohmically isolating input circuit Nov. 6, 1990
4779058 Ohmically isolated input circuit Oct. 18, 1988
4497004 Picture reproducing apparatus in a helical scanning video tape recorder Jan. 29, 1985
4490844 Low frequency transformer Dec. 25, 1984











 
 
  Recently Added Patents
LO generation with deskewed input oscillator signal
Semiconductor device including multi-chip
System for highlighting targets on head up displays with near focus plane
Process for recovering and recycling an acid catalyst
Architectural panel with bamboo rings light density embossed surface
Plants and seeds of hybrid corn variety CH367819
Nuclear fuel assembly bottom nozzle
  Randomly Featured Patents
Instantaneous fluid heating device and process
Valve security device
Wafer processing method
Apparatus and method for measuring optimum water quality and informing quality of water
Two color chewing gum
Three-phase harmonic reduction filter for bidirectional power converters
Polymeric adsorbents with enhanced adsorption capacity and kinetics and a process for their manufacture
Compensation for motor inertia in electric power assisted steering systems
Obtaining identification information for a neighboring network element
Stimulating dopaminerginic activity