GB1373601A - Spot positioning control for display tubes - Google Patents

Spot positioning control for display tubes

Info

Publication number
GB1373601A
GB1373601A GB3497972A GB3497972A GB1373601A GB 1373601 A GB1373601 A GB 1373601A GB 3497972 A GB3497972 A GB 3497972A GB 3497972 A GB3497972 A GB 3497972A GB 1373601 A GB1373601 A GB 1373601A
Authority
GB
United Kingdom
Prior art keywords
deflection
grating
ramp
spot
arrangement
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
GB3497972A
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.)
Crosfield Electronics Ltd
Original Assignee
Crosfield Electronics 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 Crosfield Electronics Ltd filed Critical Crosfield Electronics Ltd
Priority to GB3497972A priority Critical patent/GB1373601A/en
Priority to US370642A priority patent/US3872348A/en
Priority to DE19732334509 priority patent/DE2334509A1/de
Priority to JP48077996A priority patent/JPS4946867A/ja
Priority to FR7326036A priority patent/FR2194044B3/fr
Publication of GB1373601A publication Critical patent/GB1373601A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B19/00—Photoelectronic composing machines
    • B41B19/01—Photoelectronic composing machines having electron-beam tubes producing an image of at least one character which is photographed
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/08—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system
    • G09G1/10—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system the deflection signals being produced by essentially digital means, e.g. incrementally

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Details Of Television Scanning (AREA)
  • Projection-Type Copiers In General (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Electron Beam Exposure (AREA)
GB3497972A 1972-07-26 1972-07-26 Spot positioning control for display tubes Expired GB1373601A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB3497972A GB1373601A (en) 1972-07-26 1972-07-26 Spot positioning control for display tubes
US370642A US3872348A (en) 1972-07-26 1973-06-18 Spot positioning control for display tubes
DE19732334509 DE2334509A1 (de) 1972-07-26 1973-07-06 Verfahren und einrichtung zur positionierung eines lichtpunktes auf einem gitternetz
JP48077996A JPS4946867A (enExample) 1972-07-26 1973-07-12
FR7326036A FR2194044B3 (enExample) 1972-07-26 1973-07-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3497972A GB1373601A (en) 1972-07-26 1972-07-26 Spot positioning control for display tubes

Publications (1)

Publication Number Publication Date
GB1373601A true GB1373601A (en) 1974-11-13

Family

ID=10372371

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3497972A Expired GB1373601A (en) 1972-07-26 1972-07-26 Spot positioning control for display tubes

Country Status (5)

Country Link
US (1) US3872348A (enExample)
JP (1) JPS4946867A (enExample)
DE (1) DE2334509A1 (enExample)
FR (1) FR2194044B3 (enExample)
GB (1) GB1373601A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153499U (enExample) * 1976-05-17 1977-11-21
JPS5325500U (enExample) * 1976-08-06 1978-03-03
US4513278A (en) * 1977-09-26 1985-04-23 Burroughs Corporation Video Synthesizer for a digital video display system employing a plurality of grayscale levels displayed in discrete steps of luminance
JPS56155897U (enExample) * 1980-04-21 1981-11-20
US4472707A (en) * 1982-06-18 1984-09-18 Allied Corporation Display processor digital automatic gain control providing enhanced resolution and accuracy
US4749907A (en) * 1985-12-02 1988-06-07 Tektronix, Inc. Method and apparatus for automatically calibrating a graticuled cathode ray tube
WO2000038410A1 (en) * 1998-12-23 2000-06-29 Polaroid Corporation Scanning system for film recorder
US9291828B2 (en) 2010-12-22 2016-03-22 Seereal Technologies S.A. Combined light modulation device for tracking users
DE102011005154B4 (de) * 2010-12-22 2022-03-31 Seereal Technologies S.A. Lichtmodulationsvorrichtung für ein holographisches oder ein autostereoskopisches Display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB641936A (en) * 1946-08-02 1950-08-23 Cinema Television Ltd Improvements in or relating to television systems
US3564121A (en) * 1965-09-17 1971-02-16 David M Goodman Systems for modulation of beam-index color cathode ray tubes, and the like
GB1186067A (en) * 1967-06-16 1970-04-02 Mullard Ltd Improvements in or relating to Circuit Arrangements including a Colour Display Cathode Ray Tube of the Index Type
US3717729A (en) * 1971-06-09 1973-02-20 Philips Corp Color television receiver for displaying a received television signal on a picture tube of the indexing type

Also Published As

Publication number Publication date
FR2194044A1 (enExample) 1974-02-22
US3872348A (en) 1975-03-18
FR2194044B3 (enExample) 1976-07-02
JPS4946867A (enExample) 1974-05-07
DE2334509A1 (de) 1974-02-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees