DE3163347D1 - Device for measuring and visualizing the amplitude of a low-frequency signal - Google Patents

Device for measuring and visualizing the amplitude of a low-frequency signal

Info

Publication number
DE3163347D1
DE3163347D1 DE8181400300T DE3163347T DE3163347D1 DE 3163347 D1 DE3163347 D1 DE 3163347D1 DE 8181400300 T DE8181400300 T DE 8181400300T DE 3163347 T DE3163347 T DE 3163347T DE 3163347 D1 DE3163347 D1 DE 3163347D1
Authority
DE
Germany
Prior art keywords
visualizing
amplitude
measuring
low
frequency signal
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
DE8181400300T
Other languages
German (de)
English (en)
Inventor
Jacques Roger Blanchet
Jean-Claude Pietri
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Application granted granted Critical
Publication of DE3163347D1 publication Critical patent/DE3163347D1/de
Expired legal-status Critical Current

Links

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
    • G01R13/408—Two or three dimensional representation of measured values
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
DE8181400300T 1980-04-23 1981-02-26 Device for measuring and visualizing the amplitude of a low-frequency signal Expired DE3163347D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8009159A FR2481458A1 (fr) 1980-04-23 1980-04-23 Dispositif de mesure et de visualisation de l'amplitude d'un signal basse frequence

Publications (1)

Publication Number Publication Date
DE3163347D1 true DE3163347D1 (en) 1984-06-07

Family

ID=9241279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181400300T Expired DE3163347D1 (en) 1980-04-23 1981-02-26 Device for measuring and visualizing the amplitude of a low-frequency signal

Country Status (3)

Country Link
EP (1) EP0038726B1 (https=)
DE (1) DE3163347D1 (https=)
FR (1) FR2481458A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022007U (ja) * 1983-07-21 1985-02-15 ソニー株式会社 衛星放送受信用アンテナの方向調整装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819882Y2 (ja) * 1976-11-15 1983-04-23 ソニー株式会社 テレビジヨン受像機

Also Published As

Publication number Publication date
FR2481458A1 (fr) 1981-10-30
FR2481458B1 (https=) 1983-02-04
EP0038726A1 (fr) 1981-10-28
EP0038726B1 (fr) 1984-05-02

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee