FR48053E - Improvements to cathode beam exploration devices usable in particular in television - Google Patents

Improvements to cathode beam exploration devices usable in particular in television

Info

Publication number
FR48053E
FR48053E FR48053DA FR48053E FR 48053 E FR48053 E FR 48053E FR 48053D A FR48053D A FR 48053DA FR 48053 E FR48053 E FR 48053E
Authority
FR
France
Prior art keywords
television
cathode beam
devices usable
exploration devices
beam exploration
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)
Inventor
Pierre Marie Gabriel Toulon
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 filed Critical
Application granted granted Critical
Publication of FR48053E publication Critical patent/FR48053E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/0333—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect addressed by a beam of charged particles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7425—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being a dielectric deformable layer controlled by an electron beam, e.g. eidophor projector

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Transforming Electric Information Into Light Information (AREA)
FR48053D 1935-07-09 1936-05-15 Improvements to cathode beam exploration devices usable in particular in television Expired FR48053E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2213060X 1935-07-09
FR48053T 1936-05-15

Publications (1)

Publication Number Publication Date
FR48053E true FR48053E (en) 1937-10-18

Family

ID=32071146

Family Applications (2)

Application Number Title Priority Date Filing Date
FR804151D Expired FR804151A (en) 1935-07-09 1935-07-09 Improvements to cathode beam exploration devices usable in particular in television
FR48053D Expired FR48053E (en) 1935-07-09 1936-05-15 Improvements to cathode beam exploration devices usable in particular in television

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR804151D Expired FR804151A (en) 1935-07-09 1935-07-09 Improvements to cathode beam exploration devices usable in particular in television

Country Status (3)

Country Link
US (1) US2213060A (en)
FR (2) FR804151A (en)
GB (1) GB481592A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2481621A (en) * 1945-05-02 1949-09-13 Skiatron Corp Light modulation by cathode-ray orientation of liquid-suspended particles
DE760691C (en) * 1938-04-29 1953-02-02 Hazeltine Corp TV equipment with cathode ray tubes
DE893506C (en) * 1939-10-07 1953-10-15 Fernseh Gmbh Process for generating projectable images for television purposes
US2670402A (en) * 1948-11-23 1954-02-23 Alvin M Marks Screen for producing television images

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751849C (en) * 1935-06-14 1954-08-09 Fernseh Gmbh Light control screen for cathode ray tubes
GB466031A (en) * 1935-11-20 1937-05-20 Marconi Wireless Telegraph Co Improvements in or relating to electrically controlled light valves
DE906578C (en) * 1937-03-30 1954-03-15 Fernseh Gmbh Arrangement with a screen for visualizing electrical records
DE744196C (en) * 1938-06-24 1944-01-12 Fernseh Gmbh Cathode ray tubes in which a z. B. intensity-controlled electron beam generates a charge image on an insulator
DE838169C (en) * 1946-02-09 1952-03-27 Compagnie Generale de Telegraphie sans FiI, Paris Vacuum tube with a beam of particles (electrons) to excite a luminous phenomenon
US2921129A (en) * 1948-11-23 1960-01-12 Alvin M Marks Method and screen for producing television images
FR994390A (en) * 1949-06-09 1951-11-15 Device for projecting television images
US2681380A (en) * 1951-09-26 1954-06-15 Us Air Force Color television projection system
US3410823A (en) * 1964-10-15 1968-11-12 Mobay Chemical Corp Method of removing contaminants from polycarbonates
US3426147A (en) * 1966-08-03 1969-02-04 Joseph T Mcnaney Light gate system means

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE760691C (en) * 1938-04-29 1953-02-02 Hazeltine Corp TV equipment with cathode ray tubes
DE893506C (en) * 1939-10-07 1953-10-15 Fernseh Gmbh Process for generating projectable images for television purposes
US2481621A (en) * 1945-05-02 1949-09-13 Skiatron Corp Light modulation by cathode-ray orientation of liquid-suspended particles
US2670402A (en) * 1948-11-23 1954-02-23 Alvin M Marks Screen for producing television images

Also Published As

Publication number Publication date
GB481592A (en) 1938-03-09
US2213060A (en) 1940-08-27
FR804151A (en) 1936-10-17

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