FR39301E - Improvements in methods and devices for exploring images on television - Google Patents

Improvements in methods and devices for exploring images on television

Info

Publication number
FR39301E
FR39301E FR39301DA FR39301E FR 39301 E FR39301 E FR 39301E FR 39301D A FR39301D A FR 39301DA FR 39301 E FR39301 E FR 39301E
Authority
FR
France
Prior art keywords
television
methods
devices
exploring
images
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
Other languages
French (fr)
Inventor
Pierre-Marie-Gabriel Toulon
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 filed Critical
Application granted granted Critical
Publication of FR39301E publication Critical patent/FR39301E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/34—Elemental scanning area oscillated rapidly in direction transverse to main scanning direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR39301D 1930-04-09 1930-04-09 Improvements in methods and devices for exploring images on television Expired FR39301E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR39301T 1930-04-09

Publications (1)

Publication Number Publication Date
FR39301E true FR39301E (en) 1931-10-12

Family

ID=8675705

Family Applications (2)

Application Number Title Priority Date Filing Date
FR705689D Expired FR705689A (en) 1930-04-09 1930-02-08 Improvement in methods and devices for exploring images on television
FR39301D Expired FR39301E (en) 1930-04-09 1930-04-09 Improvements in methods and devices for exploring images on television

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR705689D Expired FR705689A (en) 1930-04-09 1930-02-08 Improvement in methods and devices for exploring images on television

Country Status (1)

Country Link
FR (2) FR705689A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR986834A (en) * 1949-03-22 1951-08-06 S E D A C Soc Process for acting on the cathode beam of a television tube in order to ensure its secrecy

Also Published As

Publication number Publication date
FR705689A (en) 1931-06-11

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