FR1173311A - Device for converting electrical signals into variations in light intensity - Google Patents

Device for converting electrical signals into variations in light intensity

Info

Publication number
FR1173311A
FR1173311A FR1173311DA FR1173311A FR 1173311 A FR1173311 A FR 1173311A FR 1173311D A FR1173311D A FR 1173311DA FR 1173311 A FR1173311 A FR 1173311A
Authority
FR
France
Prior art keywords
variations
light intensity
electrical signals
converting electrical
converting
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.)
TI Gotham Inc
Original Assignee
Time Inc
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 Time Inc filed Critical Time Inc
Application granted granted Critical
Publication of FR1173311A publication Critical patent/FR1173311A/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
    • H04N1/40—Picture signal circuits
    • H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
FR1173311D 1954-06-01 1957-03-23 Device for converting electrical signals into variations in light intensity Expired FR1173311A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US433435A US2829313A (en) 1954-06-01 1954-06-01 Glow lamp stabilizing system

Publications (1)

Publication Number Publication Date
FR1173311A true FR1173311A (en) 1959-02-24

Family

ID=23720127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1173311D Expired FR1173311A (en) 1954-06-01 1957-03-23 Device for converting electrical signals into variations in light intensity

Country Status (3)

Country Link
US (1) US2829313A (en)
FR (1) FR1173311A (en)
GB (1) GB770885A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2936426A (en) * 1955-05-02 1960-05-10 Joseph F Mcclean Filter network
US3331969A (en) * 1964-10-08 1967-07-18 Plastic Applicators Circuit for reproduction of a plurality of similar low-level d.c. signals
DE3724256A1 (en) * 1987-07-22 1989-02-02 Hell Rudolf Dr Ing Gmbh FUNCTIONALITY OF A CIRCUIT ARRANGEMENT FOR THE OPERATION OF ENGRAVING SYSTEMS FOR THE ENGRAVING OF PRINTING FORMS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2389649A (en) * 1942-06-15 1945-11-27 Stupakoff Ceramic & Mfg Co Variable intensity light signaling apparatus
US2553585A (en) * 1948-09-30 1951-05-22 Int Standard Electric Corp Electric discharge tube

Also Published As

Publication number Publication date
US2829313A (en) 1958-04-01
GB770885A (en) 1957-03-27

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