H01J3/00 - CPC Classification Index

ClassID:

204506 ⎘

H01J3/00 - CPC Classification

Classification description:

Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps

Sub-classes:

H01J3/02 » Electron guns 34
H01J3/04 » Ion guns 36
H01J3/06 » two or more guns being arranged in a single vacuum space, e.g. for plural-ray tubes 2
H01J3/07 » Arrangements for controlling convergence of a plurality of beams 5
H01J3/08 » Arrangements for controlling intensity of ray or beam 11
H01J3/10 » Arrangements for centering ray or beam 5
H01J3/12 » Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses 15
H01J3/14 » Arrangements for focusing or reflecting ray or beam 60
H01J3/26 » Arrangements for deflecting ray or beam 41
H01J3/36 » Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration 7
H01J3/38 » Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements 17
H01J3/40 » Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection 18

Recent Application in this class:

20250253115

2025-08-07

SWITCHING DEVICES AND ARRANGEMENTS FOR AN ELECTRODE OF AN ION TRAP DEVICE

20210233756

2021-07-29

Method for producing an atom trap, and atom trap

20190027798

2019-01-24

RF filter tuning system and method for manufacturing filter using the same

20170316335

2017-11-02

Ion trapping device with insulating layer exposure prevention and method for manufacturing same

20170153872

2017-06-01

Random number generation using threshold switching mechanism

20170098878

2017-04-06

RF filter tuning system and method for manufacturing filter using the same

20160027604

2016-01-28

Ion trap apparatus and method for manufacturing same

20150043389

2015-02-12

Method and apparatus for signaling to a mobile device which set of training sequence codes to use for a communication link

20140008545

2014-01-09

METHODS, APPARATUS AND COMPOSITIONS FOR DIFFUSING AND MITIGATING LASER ENERGY, INFRARED ENERGY AND ELECTRON BEAMS

#10

20130265995

2013-10-10

Method and apparatus for signaling to a mobile device with set of training sequence codes to use for a communication link

#11

20130240751

2013-09-19

Charged particle extraction device and method of design there for

#12

20110170482

2011-07-14

Method and apparatus for signaling to a mobile device which set of training sequence codes to use for a communication link

#13

20110100798

2011-05-05

Charged particle extraction device and method of design there for

#14

20100044580

2010-02-25

Charged particle extraction device and method of design there for

#15

20070086571

2007-04-19

Device for generation of x-ray radiation with a cold electron source