FR658372A - Improvements in telegraphy of images and the like - Google Patents

Improvements in telegraphy of images and the like

Info

Publication number
FR658372A
FR658372A FR658372DA FR658372A FR 658372 A FR658372 A FR 658372A FR 658372D A FR658372D A FR 658372DA FR 658372 A FR658372 A FR 658372A
Authority
FR
France
Prior art keywords
telegraphy
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)
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.)
Marconis Wireless Telegraph Co Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
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 Marconis Wireless Telegraph Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR658372A publication Critical patent/FR658372A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/029—Heads optically focused on only one picture element at a time

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR658372D 1927-07-27 1928-07-25 Improvements in telegraphy of images and the like Expired FR658372A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB658372X 1927-07-27

Publications (1)

Publication Number Publication Date
FR658372A true FR658372A (en) 1929-06-04

Family

ID=10490706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR658372D Expired FR658372A (en) 1927-07-27 1928-07-25 Improvements in telegraphy of images and the like

Country Status (1)

Country Link
FR (1) FR658372A (en)

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