NL203468A - - Google Patents

Info

Publication number
NL203468A
NL203468A NL203468DA NL203468A NL 203468 A NL203468 A NL 203468A NL 203468D A NL203468D A NL 203468DA NL 203468 A NL203468 A NL 203468A
Authority
NL
Netherlands
Application number
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.)
Publication of NL203468A publication Critical patent/NL203468A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/407Control or modification of tonal gradation or of extreme levels, e.g. background level
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Toys (AREA)
  • Facsimiles In General (AREA)
  • Facsimile Transmission Control (AREA)
NL203468D 1955-01-28 NL203468A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2668/55A GB763820A (en) 1955-01-28 1955-01-28 Facsimile recorder including an automatic gain control system

Publications (1)

Publication Number Publication Date
NL203468A true NL203468A (https=)

Family

ID=9743662

Family Applications (2)

Application Number Title Priority Date Filing Date
NL104055D NL104055C (https=) 1955-01-28
NL203468D NL203468A (https=) 1955-01-28

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL104055D NL104055C (https=) 1955-01-28

Country Status (7)

Country Link
US (1) US2853543A (https=)
BE (1) BE544747A (https=)
CH (1) CH338863A (https=)
DE (1) DE1096402B (https=)
FR (1) FR1140576A (https=)
GB (1) GB763820A (https=)
NL (2) NL203468A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619493A (en) * 1968-12-20 1971-11-09 Graphic Sciences Inc Automatic gain control for graphic data transmission system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1690300A (en) * 1925-04-03 1928-11-06 Bell Telephone Labor Inc Transmission of pictures by electricity
US1820335A (en) * 1926-08-09 1931-08-25 Drahtlose Telegraphie Gmbh Intensity control
DE569789C (de) * 1927-04-21 1933-02-08 Siemens & Halske Akt Ges Einrichtung zur selbsttaetigen Regelung des Wirkungsgrades von UEbertragungssystemen
US1746729A (en) * 1927-12-06 1930-02-11 Bell Telephone Labor Inc Electrooptical system
US2506668A (en) * 1946-10-31 1950-05-09 Rca Corp Gain control system for facsimile scanning
US2545463A (en) * 1948-01-02 1951-03-20 Faximile Inc Black and white limiter

Also Published As

Publication number Publication date
FR1140576A (fr) 1957-07-29
DE1096402B (de) 1961-01-05
GB763820A (en) 1956-12-19
BE544747A (https=)
CH338863A (de) 1959-06-15
NL104055C (https=)
US2853543A (en) 1958-09-23

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