GB1393653A - Display device with means for drawing vectors - Google Patents

Display device with means for drawing vectors

Info

Publication number
GB1393653A
GB1393653A GB2749773A GB2749773A GB1393653A GB 1393653 A GB1393653 A GB 1393653A GB 2749773 A GB2749773 A GB 2749773A GB 2749773 A GB2749773 A GB 2749773A GB 1393653 A GB1393653 A GB 1393653A
Authority
GB
United Kingdom
Prior art keywords
larger
quantities
deflection
converters
converter
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
GB2749773A
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment Corp
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 Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of GB1393653A publication Critical patent/GB1393653A/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
    • G09G1/10—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)
  • Controls And Circuits For Display Device (AREA)
  • Details Of Television Scanning (AREA)
GB2749773A 1972-06-08 1973-06-08 Display device with means for drawing vectors Expired GB1393653A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00260897A US3800183A (en) 1972-06-08 1972-06-08 Display device with means for drawing vectors

Publications (1)

Publication Number Publication Date
GB1393653A true GB1393653A (en) 1975-05-07

Family

ID=22991105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2749773A Expired GB1393653A (en) 1972-06-08 1973-06-08 Display device with means for drawing vectors

Country Status (7)

Country Link
US (1) US3800183A (cg-RX-API-DMAC7.html)
JP (1) JPS4963344A (cg-RX-API-DMAC7.html)
CA (1) CA998756A (cg-RX-API-DMAC7.html)
DE (1) DE2329446A1 (cg-RX-API-DMAC7.html)
FR (1) FR2188877A5 (cg-RX-API-DMAC7.html)
GB (1) GB1393653A (cg-RX-API-DMAC7.html)
IE (1) IE38117B1 (cg-RX-API-DMAC7.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919013A1 (de) 1978-05-12 1979-12-06 Eltra Corp Verfahren zum kodieren von schriftzeichen und nach diesem verfahren arbeitende speichereinrichtung in einem setzgeraet
US4254468A (en) * 1979-05-03 1981-03-03 Eltra Corporation Typesetter character generating apparatus
US4298945A (en) * 1978-05-12 1981-11-03 Eltra Corporation Character generating method and apparatus
GB2120056A (en) * 1982-01-06 1983-11-23 Bradley Milton Co Circuitry for controlling a crt beam

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115863A (en) * 1976-12-07 1978-09-19 Sperry Rand Corporation Digital stroke display with vector, circle and character generation capability
US4218751A (en) * 1979-03-07 1980-08-19 International Business Machines Corporation Absolute difference generator for use in display systems
US4365305A (en) * 1981-01-05 1982-12-21 Western Electric Company, Inc. Vector generator for computer graphics
US4491925A (en) * 1981-06-19 1985-01-01 Raytheon Company Precision time tracking line generator
US4532504A (en) * 1982-09-09 1985-07-30 Sperry Corporation Slew length timer
US4686642A (en) * 1984-10-18 1987-08-11 Etak, Inc. Method and apparatus for generating a stroke on a display

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544835A (en) * 1966-04-15 1970-12-01 Ametek Inc Digitally controlled generation of a trace
US3582705A (en) * 1969-07-15 1971-06-01 Information Int Inc Vector display system
US3586874A (en) * 1969-08-13 1971-06-22 Gen Electric Integrated circuit periodic ramp generator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919013A1 (de) 1978-05-12 1979-12-06 Eltra Corp Verfahren zum kodieren von schriftzeichen und nach diesem verfahren arbeitende speichereinrichtung in einem setzgeraet
US4298945A (en) * 1978-05-12 1981-11-03 Eltra Corporation Character generating method and apparatus
DE2953600C2 (de) * 1978-05-12 1985-06-27 Eltra Corp., New York, N.Y. Setzgerät zur automatischen Generierung von Schriftzeichen
US4254468A (en) * 1979-05-03 1981-03-03 Eltra Corporation Typesetter character generating apparatus
GB2120056A (en) * 1982-01-06 1983-11-23 Bradley Milton Co Circuitry for controlling a crt beam

Also Published As

Publication number Publication date
IE38117B1 (en) 1978-01-04
FR2188877A5 (cg-RX-API-DMAC7.html) 1974-01-18
IE38117L (en) 1973-12-08
US3800183A (en) 1974-03-26
CA998756A (en) 1976-10-19
JPS4963344A (cg-RX-API-DMAC7.html) 1974-06-19
DE2329446A1 (de) 1973-12-20

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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