IT1073211B - Perfezionamento nei dispositivo di presentazione di informazioni in particolare per eliminare le riflessioni sulla superficie di lettura - Google Patents

Perfezionamento nei dispositivo di presentazione di informazioni in particolare per eliminare le riflessioni sulla superficie di lettura

Info

Publication number
IT1073211B
IT1073211B IT4844277A IT4844277A IT1073211B IT 1073211 B IT1073211 B IT 1073211B IT 4844277 A IT4844277 A IT 4844277A IT 4844277 A IT4844277 A IT 4844277A IT 1073211 B IT1073211 B IT 1073211B
Authority
IT
Italy
Prior art keywords
reflections
eliminate
improvement
information
presentation device
Prior art date
Application number
IT4844277A
Other languages
English (en)
Original Assignee
Digicourse Inc
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
Priority claimed from US05/670,965 external-priority patent/US4032222A/en
Application filed by Digicourse Inc filed Critical Digicourse Inc
Application granted granted Critical
Publication of IT1073211B publication Critical patent/IT1073211B/it

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
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/10—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G06F15/0216—Constructional details or arrangements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Instrument Panels (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Gas-Filled Discharge Tubes (AREA)
IT4844277A 1976-03-26 1977-03-11 Perfezionamento nei dispositivo di presentazione di informazioni in particolare per eliminare le riflessioni sulla superficie di lettura IT1073211B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/670,965 US4032222A (en) 1974-11-25 1976-03-26 Controlled reflection readout for digital displays

Publications (1)

Publication Number Publication Date
IT1073211B true IT1073211B (it) 1985-04-13

Family

ID=24692615

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4844277A IT1073211B (it) 1976-03-26 1977-03-11 Perfezionamento nei dispositivo di presentazione di informazioni in particolare per eliminare le riflessioni sulla superficie di lettura

Country Status (13)

Country Link
JP (1) JPS52119098A (it)
AU (1) AU510635B2 (it)
BE (1) BE852909A (it)
CA (1) CA1081509A (it)
DE (1) DE2711763A1 (it)
DK (1) DK132877A (it)
FR (1) FR2345705A1 (it)
GB (1) GB1545431A (it)
IE (1) IE44793B1 (it)
IT (1) IT1073211B (it)
LU (1) LU77025A1 (it)
NL (1) NL7611054A (it)
SE (1) SE7703438L (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE413116B (sv) * 1978-12-01 1980-04-14 Haeggbom Rolf Anordning for eliminering av storande reflektion i en bildyta

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB653663A (en) * 1948-05-13 1951-05-23 Westinghouse Brake & Signal Improvements relating to mimic diagram panels for railway and other indication systems
GB1084523A (en) * 1964-11-16 1967-09-27 Ferranti Ltd Improvements relating to means for viewing a display presented on or behind a partially reflecting surface
GB1108411A (en) * 1966-02-18 1968-04-03 Rover Co Ltd Indicating instrument
US3499112A (en) * 1967-03-31 1970-03-03 Rca Corp Electro-optical device
GB1322434A (en) * 1970-08-17 1973-07-04 Suwa Seikosha Kk Switchboards
JPS4913634U (it) * 1972-05-05 1974-02-05
JPS5014422U (it) * 1973-06-05 1975-02-15
FR2314551A1 (fr) * 1975-06-13 1977-01-07 Satam Boitier anti-reflet

Also Published As

Publication number Publication date
CA1081509A (en) 1980-07-15
AU2360777A (en) 1978-09-28
LU77025A1 (it) 1977-07-22
DK132877A (da) 1977-09-27
GB1545431A (en) 1979-05-10
IE44793B1 (en) 1982-04-07
SE7703438L (sv) 1977-09-27
BE852909A (fr) 1977-07-18
JPS52119098A (en) 1977-10-06
NL7611054A (nl) 1977-09-28
FR2345705A1 (fr) 1977-10-21
IE44793L (en) 1977-09-26
AU510635B2 (en) 1980-07-03
DE2711763A1 (de) 1977-09-29

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