SE428065B - Signalgenerator for ett presentationssystem - Google Patents

Signalgenerator for ett presentationssystem

Info

Publication number
SE428065B
SE428065B SE7808358A SE7808358A SE428065B SE 428065 B SE428065 B SE 428065B SE 7808358 A SE7808358 A SE 7808358A SE 7808358 A SE7808358 A SE 7808358A SE 428065 B SE428065 B SE 428065B
Authority
SE
Sweden
Prior art keywords
character
signal
segment
register
length
Prior art date
Application number
SE7808358A
Other languages
English (en)
Swedish (sv)
Other versions
SE7808358L (sv
Inventor
P F Green
B B Mead
Original Assignee
Smiths 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 Smiths Industries Ltd filed Critical Smiths Industries Ltd
Publication of SE7808358L publication Critical patent/SE7808358L/xx
Publication of SE428065B publication Critical patent/SE428065B/sv

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)
  • Image Generation (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
SE7808358A 1977-08-04 1978-08-03 Signalgenerator for ett presentationssystem SE428065B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/821,936 US4146925A (en) 1977-08-04 1977-08-04 Graphics generator

Publications (2)

Publication Number Publication Date
SE7808358L SE7808358L (sv) 1979-02-05
SE428065B true SE428065B (sv) 1983-05-30

Family

ID=25234645

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7808358A SE428065B (sv) 1977-08-04 1978-08-03 Signalgenerator for ett presentationssystem

Country Status (7)

Country Link
US (1) US4146925A (de)
CA (1) CA1082824A (de)
DE (1) DE2833175C2 (de)
FR (1) FR2399698B1 (de)
GB (1) GB2002207B (de)
IT (1) IT1109434B (de)
SE (1) SE428065B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54120522A (en) * 1978-03-10 1979-09-19 Pacific Kogyo Kk Code converter
US4298945A (en) * 1978-05-12 1981-11-03 Eltra Corporation Character generating method and apparatus
GB2037545B (en) * 1978-05-31 1983-03-30 Purdy H Reproduction of character images particularly for typesetting apparatus
US4435779A (en) 1979-01-08 1984-03-06 Atari, Inc. Data processing system with programmable graphics generator
US4254467A (en) * 1979-06-04 1981-03-03 Xerox Corporation Vector to raster processor
JPS566294A (en) * 1979-06-29 1981-01-22 Hitachi Ltd Graphic display device
WO1981002487A1 (en) * 1980-02-29 1981-09-03 Calma Graphics display system and method
US4413323A (en) * 1980-08-05 1983-11-01 Sundstrand Data Control, Inc. Digital symbol generator with symbol error checking
US4371933A (en) * 1980-10-06 1983-02-01 International Business Machines Corporation Bi-directional display of circular arcs
US4412296A (en) * 1981-06-10 1983-10-25 Smiths Industries, Inc. Graphics clipping circuit
US4481605A (en) * 1982-03-05 1984-11-06 Sperry Corporation Display vector generator utilizing sine/cosine accumulation
US4553214A (en) * 1982-07-01 1985-11-12 Sperry Corporation Angle based stroke generator
JPS59210486A (ja) * 1983-05-13 1984-11-29 株式会社日立製作所 デイスプレイ制御装置
EP0128228B1 (de) * 1983-06-08 1988-01-07 Ibm Deutschland Gmbh Verfahren und Anordnung zur Erzeugung von Impulsen beliebiger Zeitrelation innerhalb unmittelbar aufeinanderfolgender Impulsintervalle mit sehr hoher Genauigkeit und zeitlicher Auflösung
JPH0750508B2 (ja) * 1985-04-08 1995-05-31 株式会社日立製作所 描画処理装置
US5371842A (en) * 1990-04-19 1994-12-06 Bioscience Analysis Software Ltd. System for real-time display of the waveshape of an incoming stream of digital data samples
US5984515A (en) * 1995-12-15 1999-11-16 Intel Corporation Computer implemented method for providing a two dimensional rotation of packed data
WO1997024681A1 (en) * 1995-12-19 1997-07-10 Intel Corporation A computer system performing a two-dimensional rotation of packed data representing multimedia information

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1504774A (fr) * 1966-10-27 1967-12-08 Nouvelles Tech Radio Electr Et Dispositif pour afficher des vecteurs sur l'écran d'un tube à rayons cathodiques
US3576461A (en) * 1969-03-19 1971-04-27 Rca Corp Constant velocity vector generator
US3735389A (en) * 1970-02-24 1973-05-22 Zeta Research Digital graphic display apparatus, system and method
US3809868A (en) * 1971-01-13 1974-05-07 Hughes Aircraft Co System for generating orthogonal control signals to produce curvilinear motion
DE2214585C3 (de) * 1972-03-24 1975-05-28 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Darstellung von Zeichensegmenten
US3775760A (en) * 1972-04-07 1973-11-27 Collins Radio Co Cathode ray tube stroke writing using digital techniques
DE2323684A1 (de) * 1972-05-16 1973-11-29 Hughes Aircraft Co Vorrichtung zur erzeugung von steuersignalen fuer bewegungen in zueinander senkrechten richtungen
US3789200A (en) * 1972-06-30 1974-01-29 Ibm Circle or arc generator for graphic display
US3946365A (en) * 1973-12-13 1976-03-23 Bantner John A Graphic symbol generator
US4023027A (en) * 1975-11-10 1977-05-10 Rockwell International Corporation Circle/graphics CRT deflection generation using digital techniques

Also Published As

Publication number Publication date
IT1109434B (it) 1985-12-16
SE7808358L (sv) 1979-02-05
GB2002207A (en) 1979-02-14
DE2833175A1 (de) 1979-02-15
IT7850511A0 (it) 1978-07-27
US4146925A (en) 1979-03-27
DE2833175C2 (de) 1987-04-09
GB2002207B (en) 1982-01-27
FR2399698B1 (fr) 1986-03-21
FR2399698A1 (fr) 1979-03-02
CA1082824A (en) 1980-07-29

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