ES358462A1 - Un dispositivo para presentar lineas de isodensidad sobre la pantalla de un tubo de imagen. - Google Patents

Un dispositivo para presentar lineas de isodensidad sobre la pantalla de un tubo de imagen.

Info

Publication number
ES358462A1
ES358462A1 ES358462A ES358462A ES358462A1 ES 358462 A1 ES358462 A1 ES 358462A1 ES 358462 A ES358462 A ES 358462A ES 358462 A ES358462 A ES 358462A ES 358462 A1 ES358462 A1 ES 358462A1
Authority
ES
Spain
Prior art keywords
signal
displaying
image
circuitry
limited
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
ES358462A
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.)
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 ES358462A1 publication Critical patent/ES358462A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/33—Transforming infrared radiation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Measurement Of Radiation (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Picture Signal Circuits (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
ES358462A 1967-09-26 1968-09-24 Un dispositivo para presentar lineas de isodensidad sobre la pantalla de un tubo de imagen. Expired ES358462A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR122249A FR1545782A (fr) 1967-09-26 1967-09-26 Dispositif pour tracer les isothermes dans un appareil d'exploration optique au moyen de rayons infrarouges

Publications (1)

Publication Number Publication Date
ES358462A1 true ES358462A1 (es) 1970-05-16

Family

ID=8638973

Family Applications (1)

Application Number Title Priority Date Filing Date
ES358462A Expired ES358462A1 (es) 1967-09-26 1968-09-24 Un dispositivo para presentar lineas de isodensidad sobre la pantalla de un tubo de imagen.

Country Status (11)

Country Link
US (1) US3711642A (es)
AT (1) AT290165B (es)
BE (1) BE721336A (es)
DE (1) DE1762927C3 (es)
DK (1) DK137259B (es)
ES (1) ES358462A1 (es)
FR (1) FR1545782A (es)
GB (1) GB1224670A (es)
NL (1) NL6813539A (es)
NO (1) NO123539B (es)
SE (1) SE339338B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669466A (en) * 1985-01-16 1987-06-02 Lri L.P. Method and apparatus for analysis and correction of abnormal refractive errors of the eye

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005045A (en) * 1956-02-10 1961-10-17 William J Shanahan Video quantizing and contour level apparatus
DE1039842B (de) * 1957-08-14 1958-09-25 Rudol Hell Dr Ing Verfahren zur kuenstlichen Kontraststeigerung an Tonwertspruengen und Konturen in mittels elektronischer Klischier-maschinen herzustellenden Klischees
US3354266A (en) * 1964-05-25 1967-11-21 North American Aviation Inc Isophote converter

Also Published As

Publication number Publication date
DK137259C (es) 1978-07-10
GB1224670A (en) 1971-03-10
DE1762927C3 (de) 1979-06-07
DE1762927A1 (de) 1970-12-23
DK137259B (da) 1978-02-06
SE339338B (es) 1971-10-04
DE1762927B2 (de) 1976-03-25
FR1545782A (fr) 1968-11-15
NL6813539A (es) 1969-03-28
AT290165B (de) 1971-05-25
BE721336A (es) 1969-03-24
NO123539B (es) 1971-12-06
US3711642A (en) 1973-01-16

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