AU506838B2 - Gas discharge display system - Google Patents

Gas discharge display system

Info

Publication number
AU506838B2
AU506838B2 AU19762/76A AU1976276A AU506838B2 AU 506838 B2 AU506838 B2 AU 506838B2 AU 19762/76 A AU19762/76 A AU 19762/76A AU 1976276 A AU1976276 A AU 1976276A AU 506838 B2 AU506838 B2 AU 506838B2
Authority
AU
Australia
Prior art keywords
display system
gas discharge
discharge display
gas
display
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
AU19762/76A
Other languages
English (en)
Other versions
AU1976276A (en
Inventor
W Aung
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of AU1976276A publication Critical patent/AU1976276A/en
Application granted granted Critical
Publication of AU506838B2 publication Critical patent/AU506838B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident light
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/02—Indicating arrangements
    • H03J1/04—Indicating arrangements with optical indicating means
    • H03J1/045—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
    • H03J1/047—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like using electronic means, e.g. LED's
    • H03J1/048—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like using electronic means, e.g. LED's with digital indication
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of Gas Discharge Display Tubes (AREA)
AU19762/76A 1975-11-21 1976-11-18 Gas discharge display system Expired AU506838B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7513608A NL7513608A (nl) 1975-11-21 1975-11-21 Gasontladingsweergeefinrichting.

Publications (2)

Publication Number Publication Date
AU1976276A AU1976276A (en) 1978-05-25
AU506838B2 true AU506838B2 (en) 1980-01-24

Family

ID=19824893

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19762/76A Expired AU506838B2 (en) 1975-11-21 1976-11-18 Gas discharge display system

Country Status (9)

Country Link
US (1) US4096411A (enExample)
JP (1) JPS5264231A (enExample)
AU (1) AU506838B2 (enExample)
CA (1) CA1073568A (enExample)
DE (1) DE2651463C2 (enExample)
FR (1) FR2332610A1 (enExample)
GB (1) GB1535431A (enExample)
IT (1) IT1064399B (enExample)
NL (1) NL7513608A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57142692A (en) * 1981-02-27 1982-09-03 Nippon Electric Co Driving system for discharge display element

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1362230A (fr) * 1963-07-01 1964-05-29 Philips Nv Dispositif pour la mise en service d'une charge
US3600631A (en) * 1968-07-02 1971-08-17 Burroughs Corp Optional high voltage booster circuit for indicator tube
US3737803A (en) * 1969-01-05 1973-06-05 Matsushita Electric Works Ltd Control system for electric circuit utilizing photosensitive solid oscillator
GB1320001A (en) * 1969-06-19 1973-06-13 Tesla Np Read-out display circuit arrangement for gas-filled tubes
US3798531A (en) * 1972-06-05 1974-03-19 Instrumentation Specialties Co Switching-mode power supply
US3875527A (en) * 1973-07-11 1975-04-01 Hernando Javier Garcia Environmental parameter controlled oscillator system

Also Published As

Publication number Publication date
NL7513608A (nl) 1977-05-24
FR2332610B1 (enExample) 1981-12-11
DE2651463A1 (de) 1977-05-26
AU1976276A (en) 1978-05-25
DE2651463C2 (de) 1984-02-23
US4096411A (en) 1978-06-20
GB1535431A (en) 1978-12-13
FR2332610A1 (fr) 1977-06-17
JPS5264231A (en) 1977-05-27
CA1073568A (en) 1980-03-11
IT1064399B (it) 1985-02-18

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