Patent · US Expired

Impedance tapered dematron

US4376908A · kind A · utility

1Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 29, 1980
Grant dateMar 15, 1983
Priority date
Expiry dateDec 29, 2000

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J25/44
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A crossed field amplifier including a linear, ladder type slow wave device ncluding an array of closely spaced parallel U-shaped rungs with a pair of oppositely wound helices running side-by-side inside said array, and a pair of trimmers running along each side of said array of rungs, the trimmer height at the input or cathode end of said slow wave structure being increased compared to its height for the remainder of said slow wave device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.