FR48537E - Perfectionnements à la télévision - Google Patents

Perfectionnements à la télévision

Info

Publication number
FR48537E
FR48537E FR48537DA FR48537E FR 48537 E FR48537 E FR 48537E FR 48537D A FR48537D A FR 48537DA FR 48537 E FR48537 E FR 48537E
Authority
FR
France
Prior art keywords
enhancements
television
television enhancements
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
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries 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
Priority claimed from GB1442234A external-priority patent/GB442666A/en
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR48537E publication Critical patent/FR48537E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/30—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at anode potential, e.g. iconoscope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/30—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at anode potential, e.g. iconoscope
    • H01J31/32—Tubes with image amplification section, e.g. image-iconoscope, supericonoscope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/34—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at cathode potential, e.g. orthicon
FR48537D 1934-05-12 1937-05-19 Perfectionnements à la télévision Expired FR48537E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1442234A GB442666A (en) 1936-05-20 1934-05-12 Improvements in or relating to television
GB1424336A GB475928A (en) 1936-05-20 1936-05-20 Improvements in or relating to television

Publications (1)

Publication Number Publication Date
FR48537E true FR48537E (fr) 1938-03-08

Family

ID=32071272

Family Applications (2)

Application Number Title Priority Date Filing Date
FR789938D Expired FR789938A (fr) 1934-05-12 1935-05-11 Perfectionnements à la télévision
FR48537D Expired FR48537E (fr) 1934-05-12 1937-05-19 Perfectionnements à la télévision

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR789938D Expired FR789938A (fr) 1934-05-12 1935-05-11 Perfectionnements à la télévision

Country Status (4)

Country Link
US (2) US2244466A (fr)
DE (1) DE918753C (fr)
FR (2) FR789938A (fr)
NL (1) NL45020C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753637C (de) * 1938-03-29 1954-03-08 Fernseh Gmbh Verfahren zum Betrieb von Bildspeicherroehren, vorzugsweise mit einseitiger Speicherelektrode

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756553C (de) * 1938-02-16 1958-04-24 Fernseh Gmbh Speichernde Bildfaengerroehre mit Kathodenstrahlabtastung und zwei getrennten, einander dicht parallel gegenueberliegenden Mosaikelektroden
DE758533C (de) * 1940-04-15 1953-01-26 Fernseh Gmbh Verfahren zur Kompensation der durch das Streufeld der elektro-magnetischen Vorabbildungsspulen hervorgerufenen Verzerrungen
GB653926A (en) * 1948-06-22 1951-05-30 Emi Ltd Improvements in or relating to circuit arrangements embodying electron discharge devices employing target electrodes
GB704676A (en) * 1951-01-05 1954-02-24 Pye Ltd Television transmitting apparatus
GB767570A (en) * 1954-04-29 1957-02-06 English Electric Valve Co Ltd Improvements in or relating to television and like camera tube arrangements

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR715912A (fr) * 1930-05-01 1931-12-11
US2157048A (en) * 1930-07-17 1939-05-02 Rca Corp Television system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753637C (de) * 1938-03-29 1954-03-08 Fernseh Gmbh Verfahren zum Betrieb von Bildspeicherroehren, vorzugsweise mit einseitiger Speicherelektrode

Also Published As

Publication number Publication date
DE918753C (de) 1954-10-04
US2225063A (en) 1940-12-17
US2244466A (en) 1941-06-03
NL45020C (fr) 1939-02-15
FR789938A (fr) 1935-11-08

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