FR772911A - Improvements to television devices - Google Patents

Improvements to television devices

Info

Publication number
FR772911A
FR772911A FR772911DA FR772911A FR 772911 A FR772911 A FR 772911A FR 772911D A FR772911D A FR 772911DA FR 772911 A FR772911 A FR 772911A
Authority
FR
France
Prior art keywords
television devices
television
devices
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.)
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
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR772911A publication Critical patent/FR772911A/en
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
FR772911D 1933-05-05 1934-05-05 Improvements to television devices Expired FR772911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB13197/33A GB419452A (en) 1933-05-05 1933-05-05 Improvements in or relating to television

Publications (1)

Publication Number Publication Date
FR772911A true FR772911A (en) 1934-11-08

Family

ID=10018598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772911D Expired FR772911A (en) 1933-05-05 1934-05-05 Improvements to television devices

Country Status (3)

Country Link
US (1) US2100259A (en)
FR (1) FR772911A (en)
GB (1) GB419452A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741899C (en) * 1940-05-29 1943-11-18 Fernseh Gmbh Image transmitter tubes with a grid-shaped storage electrode acting as a control grid
DE757332C (en) * 1936-01-16 1952-03-03 Emi Ltd Saving image transmitter tubes with electron-permeable mosaic electrode
DE763126C (en) * 1935-07-26 1952-05-23 Rca Corp Retaining image catcher with one-sided mosaic electrode
DE889604C (en) * 1936-12-12 1953-09-10 Alfred Dr-Ing Bigalke Image catcher tube with cathode ray scanning and built-in secondary electron multiplier
DE754045C (en) * 1937-07-28 1958-04-24 Fernseh Gmbh Storage image decomposition tube with one-sided photoelectric mosaic electrode
DE754133C (en) * 1935-08-14 1958-04-24 Fernseh Gmbh Mosaic electrode for storing image decomposition tubes

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE739261C (en) * 1937-05-15 1943-09-16 Rca Corp Operating method for a cathode ray transmitter tube with a mosaic screen and a fused-on secondary electron multiplier
DE918757C (en) * 1937-06-26 1954-10-04 Fernseh Gmbh Saving image catcher tubes
DE753637C (en) * 1938-03-29 1954-03-08 Fernseh Gmbh Method for operating image storage tubes, preferably with a storage electrode on one side
US2442287A (en) * 1943-08-13 1948-05-25 Pye Ltd Means for reproducing X-ray images

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763126C (en) * 1935-07-26 1952-05-23 Rca Corp Retaining image catcher with one-sided mosaic electrode
DE754133C (en) * 1935-08-14 1958-04-24 Fernseh Gmbh Mosaic electrode for storing image decomposition tubes
DE757332C (en) * 1936-01-16 1952-03-03 Emi Ltd Saving image transmitter tubes with electron-permeable mosaic electrode
DE889604C (en) * 1936-12-12 1953-09-10 Alfred Dr-Ing Bigalke Image catcher tube with cathode ray scanning and built-in secondary electron multiplier
DE754045C (en) * 1937-07-28 1958-04-24 Fernseh Gmbh Storage image decomposition tube with one-sided photoelectric mosaic electrode
DE741899C (en) * 1940-05-29 1943-11-18 Fernseh Gmbh Image transmitter tubes with a grid-shaped storage electrode acting as a control grid

Also Published As

Publication number Publication date
GB419452A (en) 1934-11-05
US2100259A (en) 1937-11-23

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