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Class Information
Number: 330/152
Name: Amplifiers > Cascaded differently coupled between stages
Description: Subject matter including at least three stages of amplification (each stage as defined in the class definition) such that, the input signal for each stage, except the first, is the output signal of the preceding stage; and where two of the interstage coupling means between successive amplifying devices have different characteristics.










Sub-classes under this class:

Class Number Class Name Patents
330/153 Including a cathode follower stage 2
330/154 Transformer or resonant circuit in interstage coupling (e.g., stagger tuning) 8


Patents under this class:

Patent Number Title Of Patent Date Issued
8619847 Reconditioning equalizer filter for non-constant envelop signals Dec. 31, 2013
8045642 IQ-modulator pre-distortion Oct. 25, 2011
7817713 Enhanced reconditioning equalizer filter for non-constant envelop signals Oct. 19, 2010
7071784 High linearity digital variable gain amplifier Jul. 4, 2006
5382849 Circuit configuration for signal limitation and field intensity detection Jan. 17, 1995











 
 
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