ClassID:

204885

H01J23/26 - CPC Classification

Classification description:

Details of transit-time tubes of the types covered by group; Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge; Slow-wave structures, e.g. delay systems Helical slow-wave structures; Adjustment therefor

Sub-classes:
Recent Application in this class:
#1
20260031297
2026-01-29

SLOW-WAVE STRUCTURE, TRAVELING-WAVE TUBE, AND COMMUNICATION APPARATUS

#2
20220044904
2022-02-10

Methods of making a self-assembled slow-wave structures

#3
20210367573
2021-11-25

Electroplated helical slow-wave structures for high-frequency signals

#4
20210099142
2021-04-01

Traveling wave tube amplifier having a helical slow-wave structure supported by a cylindrical scaffold

#5
20200058460
2020-02-20

Microwave amplification device including a microwave electron tube having a getter that can be controlled

#6
20190164714
2019-05-30

Internal load for a travelling wave tube using a folded-waveguide slow-wave structure

#7
20160099127
2016-04-07

Electron device and method for manufacturing an electron device

#8
20140292190
2014-10-02

Electron tube

#9
20140265826
2014-09-18

Asymmetrical slow wave structures to eliminate backward wave oscillations in wideband traveling wave tubes

#10
20120248979
2012-10-04

High frequency helical amplifier and oscillator

#11
20120187832
2012-07-26

High frequency helical amplifier and oscillator

#12
20120181930
2012-07-19

High frequency helical amplifier and oscillator

#13
20120181927
2012-07-19

High frequency helical amplifier and oscillator

#14
20120176034
2012-07-12

High frequency helical amplifier and oscillator

#15
20120119646
2012-05-17

Helical slow-wave structure including a helix of rectagular cross-section having grooves therein adapted to receive supporting rods therein

#16
20080272698
2008-11-06

High frequency helical amplifier and oscillator

#17
20060097669
2006-05-11

Electron tube