JPS5724993A - Method of driving dc of filament for fluorescent display tube - Google Patents

Method of driving dc of filament for fluorescent display tube

Info

Publication number
JPS5724993A
JPS5724993A JP9988680A JP9988680A JPS5724993A JP S5724993 A JPS5724993 A JP S5724993A JP 9988680 A JP9988680 A JP 9988680A JP 9988680 A JP9988680 A JP 9988680A JP S5724993 A JPS5724993 A JP S5724993A
Authority
JP
Japan
Prior art keywords
filament
driving
display tube
fluorescent display
fluorescent
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.)
Pending
Application number
JP9988680A
Other languages
Japanese (ja)
Inventor
Shigeru Horikoshi
Osamu Igarashi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9988680A priority Critical patent/JPS5724993A/en
Publication of JPS5724993A publication Critical patent/JPS5724993A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP9988680A 1980-07-23 1980-07-23 Method of driving dc of filament for fluorescent display tube Pending JPS5724993A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9988680A JPS5724993A (en) 1980-07-23 1980-07-23 Method of driving dc of filament for fluorescent display tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9988680A JPS5724993A (en) 1980-07-23 1980-07-23 Method of driving dc of filament for fluorescent display tube

Publications (1)

Publication Number Publication Date
JPS5724993A true JPS5724993A (en) 1982-02-09

Family

ID=14259259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9988680A Pending JPS5724993A (en) 1980-07-23 1980-07-23 Method of driving dc of filament for fluorescent display tube

Country Status (1)

Country Link
JP (1) JPS5724993A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS645536U (en) * 1987-06-29 1989-01-12

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS645536U (en) * 1987-06-29 1989-01-12

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