Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/154
Name: Amplifiers > Cascaded differently coupled between stages > Transformer or resonant circuit in interstage coupling (e.g., stagger tuning)
Description: Subject matter wherein at least one of the interstage coupling means has a signal coupling transformer or a resonant circuit contained therein.

Patents under this class:

Patent Number Title Of Patent Date Issued
8406710 Method and apparatus of minimizing extrinsic parasitic resistance in 60 GHz power amplifier circuits Mar. 26, 2013
8203384 Amplifier Jun. 19, 2012
8022776 Origami cascaded topology for analog and mixed-signal applications Sep. 20, 2011
7944296 Low power mode amplification with a transformer output matching and a virtual ground May. 17, 2011
7589586 High frequency signal detection circuit Sep. 15, 2009
6259899 System and method for analysis of intermodulation dispersion Jul. 10, 2001
4854566 Orthopedic device Aug. 8, 1989
4498052 Signal detecting circuit Feb. 5, 1985

  Recently Added Patents
Systems, methods and apparatus for payment processing
Fluorescent molecule and method for detecting target nucleic acid
Therapeutic compositions and methods
Clamp for fence panels
Device for preparing a body fluid for a bacteriological analysis
Method and system for parallelizing data copy in a distributed file system
High damage threshold frequency conversion system
  Randomly Featured Patents
Nonvolatile semiconductor memory system
Doped semiconductor material, a method of manufacturing the doped semiconductor material, and a semiconductor device
Glycopeptide phosphonate derivatives
Process for preparing 2-[(N-2-pyridylcarbomyl)methyl]saccharin
Method of calibrating an X-ray detector
Multi-section sediment pore water sampler
Seamless peer-to-peer communications in a layered communications architecture
Method for heat-bonding polyester films or sheet-like structures and said polyester films or sheet-like structures
Polyurea composite armor