GB1275761A - Improvements in and relating to electronic display arrangements - Google Patents

Improvements in and relating to electronic display arrangements

Info

Publication number
GB1275761A
GB1275761A GB34490/69A GB3449069A GB1275761A GB 1275761 A GB1275761 A GB 1275761A GB 34490/69 A GB34490/69 A GB 34490/69A GB 3449069 A GB3449069 A GB 3449069A GB 1275761 A GB1275761 A GB 1275761A
Authority
GB
United Kingdom
Prior art keywords
waveforms
symbols
wave
characters
line
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
GB34490/69A
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of GB1275761A publication Critical patent/GB1275761A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G09G1/12—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 analogue means
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
GB34490/69A 1968-07-15 1969-07-09 Improvements in and relating to electronic display arrangements Expired GB1275761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4904168 1968-07-15

Publications (1)

Publication Number Publication Date
GB1275761A true GB1275761A (en) 1972-05-24

Family

ID=12819982

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34490/69A Expired GB1275761A (en) 1968-07-15 1969-07-09 Improvements in and relating to electronic display arrangements

Country Status (5)

Country Link
US (1) US3631456A (enrdf_load_stackoverflow)
DE (1) DE1935969B2 (enrdf_load_stackoverflow)
FR (1) FR2014608A1 (enrdf_load_stackoverflow)
GB (1) GB1275761A (enrdf_load_stackoverflow)
NL (1) NL6910740A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711849A (en) * 1971-03-08 1973-01-16 Vector General Character font generating system for cathode-ray tube displays, or the like
GB1374206A (en) * 1972-05-05 1974-11-20 Aston Electronic Dev Electronic character generators
US4335380A (en) * 1980-06-16 1982-06-15 Wright David Y Multi-beam raster scan display monitor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2763808A (en) * 1956-09-18 lurcott
NL75718C (enrdf_load_stackoverflow) * 1948-07-09 1954-08-16
US2978608A (en) * 1956-12-24 1961-04-04 Ibm Character synthesizing tube
CH416688A (fr) * 1965-03-31 1966-07-15 Paillard Sa Dispositif pour fournir des signaux électriques pour la commande d'un dispositif d'affichage
US3524998A (en) * 1968-01-26 1970-08-18 Tektronix Inc Resistive conversion device

Also Published As

Publication number Publication date
NL6910740A (enrdf_load_stackoverflow) 1970-01-19
FR2014608A1 (enrdf_load_stackoverflow) 1970-04-17
US3631456A (en) 1971-12-28
DE1935969A1 (de) 1970-01-29
DE1935969B2 (de) 1971-05-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee