Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
  • G01R13/00—Arrangements for displaying electric variables or waveforms
  • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
  • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
  • G01R13/405—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs
  • G01R13/406—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs representing measured value by a dot or a single line
• • 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
• • 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

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Control Of Indicators Other Than Cathode Ray Tubes (AREA)
• Lighting Device Outwards From Vehicle And Optical Signal (AREA)
• Control Of El Displays (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=62567060

Family Applications (1)

Country Status (6)

Families Citing this family (5)

Family Cites Families (5)

• 1971
  • 1971-05-13 DE DE2123736A patent/DE2123736B2/de not_active Ceased
• 1972
  • 1972-03-17 FR FR7209332A patent/FR2137473A1/fr not_active Withdrawn
  • 1972-05-10 US US00251901A patent/US3789362A/en not_active Expired - Lifetime
  • 1972-05-12 ZA ZA723227A patent/ZA723227B/xx unknown
  • 1972-05-12 BR BR2998/72A patent/BR7202998D0/pt unknown
  • 1972-05-15 GB GB2273272A patent/GB1370850A/en not_active Expired
  • 1972-12-08 DE DE2260149A patent/DE2260149A1/de active Pending

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