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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

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