Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
H03K 4/32

combined with means for generating the driving pulses

Introduced: September 1968

Full Title

Generating pulses having essentially a finite slope or stepped portions > having triangular shape > having sawtooth shape > using as active elements vacuum tubes only > in which a sawtooth current is produced through an inductor > using a tube operating as a switching device > combined with means for generating the driving pulses

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

Navigate with arrow keys, Enter to open

  • H03K 4/34 using a single tube with positive feedback through a transformer IPC+CPC Available in IPC and CPC