GB1367504A - Area electron flood gun - Google Patents

Area electron flood gun

Info

Publication number
GB1367504A
GB1367504A GB4939971A GB4939971A GB1367504A GB 1367504 A GB1367504 A GB 1367504A GB 4939971 A GB4939971 A GB 4939971A GB 4939971 A GB4939971 A GB 4939971A GB 1367504 A GB1367504 A GB 1367504A
Authority
GB
United Kingdom
Prior art keywords
filament
electrode
filaments
director
electron
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB4939971A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of GB1367504A publication Critical patent/GB1367504A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/029—Schematic arrangements for beam forming
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
    • H01J29/525—Digitally controlled systems, e.g. Digisplay
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/026—Eliminating deleterious effects due to thermal effects, electric or magnetic field

Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB4939971A 1970-10-26 1971-10-25 Area electron flood gun Expired GB1367504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8390970A 1970-10-26 1970-10-26

Publications (1)

Publication Number Publication Date
GB1367504A true GB1367504A (en) 1974-09-18

Family

ID=22181441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4939971A Expired GB1367504A (en) 1970-10-26 1971-10-25 Area electron flood gun

Country Status (7)

Country Link
US (1) US3769540A (enrdf_load_stackoverflow)
JP (1) JPS5329984B1 (enrdf_load_stackoverflow)
CA (1) CA929202A (enrdf_load_stackoverflow)
DE (1) DE2151101A1 (enrdf_load_stackoverflow)
FR (1) FR2113201A5 (enrdf_load_stackoverflow)
GB (1) GB1367504A (enrdf_load_stackoverflow)
NL (1) NL7113613A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2347927C3 (de) * 1973-09-24 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Ringförmige Steuerelektrode für einen im wesentlichen trichterförmigen Stützisolator einer gekapselten, gasisolierten Hochspannungsrohrleitung
US3979636A (en) * 1974-11-21 1976-09-07 Texas Instruments Incorporated Charged particle beam scanning device
US3979635A (en) * 1975-02-05 1976-09-07 Texas Instruments Incorporated Charged particle beam scanning device
GB2337358B (en) 1998-05-16 2002-06-05 Ibm Active correction technique for a magnetic matrix display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS444800Y1 (enrdf_load_stackoverflow) * 1965-08-23 1969-02-21
US3408532A (en) * 1965-12-06 1968-10-29 Northrop Corp Electron beam scanning device
US3483422A (en) * 1968-07-26 1969-12-09 Northrop Corp Electron beam scanner with transverse digital control
US3505559A (en) * 1968-09-25 1970-04-07 Northrop Corp Electron beam line scanner device

Also Published As

Publication number Publication date
NL7113613A (enrdf_load_stackoverflow) 1972-04-28
CA929202A (en) 1973-06-26
DE2151101A1 (de) 1972-04-27
FR2113201A5 (enrdf_load_stackoverflow) 1972-06-23
US3769540A (en) 1973-10-30
JPS5329984B1 (enrdf_load_stackoverflow) 1978-08-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee