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FR1329749A - Electro-optical indicator - Google Patents

Electro-optical indicator

Info

Publication number
FR1329749A
FR1329749A FR897868A FR897868A FR1329749A FR 1329749 A FR1329749 A FR 1329749A FR 897868 A FR897868 A FR 897868A FR 897868 A FR897868 A FR 897868A FR 1329749 A FR1329749 A FR 1329749A
Authority
FR
France
Prior art keywords
electro
optical indicator
indicator
optical
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
FR897868A
Other languages
French (fr)
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.)
Unisys Corp
Original Assignee
Burroughs 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
Priority claimed from US115128A external-priority patent/US3260880A/en
Application filed by Burroughs Corp filed Critical Burroughs Corp
Priority to FR897868A priority Critical patent/FR1329749A/en
Application granted granted Critical
Publication of FR1329749A publication Critical patent/FR1329749A/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
    • 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
    • G09G3/06—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 using controlled light sources
    • 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
    • G09F9/313—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 gas discharge devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
    • H01J17/49—Display panels, e.g. with crossed electrodes, e.g. making use of direct current
    • H01J17/491—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with electrodes arranged side by side and substantially in the same plane, e.g. for displaying alphanumeric characters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
FR897868A 1961-06-06 1962-05-17 Electro-optical indicator Expired FR1329749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR897868A FR1329749A (en) 1961-06-06 1962-05-17 Electro-optical indicator

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US115128A US3260880A (en) 1961-06-06 1961-06-06 Electro-optical indicator devices with multiple anodes for each cell
FR897868A FR1329749A (en) 1961-06-06 1962-05-17 Electro-optical indicator
US74702568A 1968-07-11 1968-07-11

Publications (1)

Publication Number Publication Date
FR1329749A true FR1329749A (en) 1963-06-14

Family

ID=27246574

Family Applications (1)

Application Number Title Priority Date Filing Date
FR897868A Expired FR1329749A (en) 1961-06-06 1962-05-17 Electro-optical indicator

Country Status (1)

Country Link
FR (1) FR1329749A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007562A1 (en) * 1978-07-20 1980-02-06 Siemens Aktiengesellschaft Cathode for a gas discharge display tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007562A1 (en) * 1978-07-20 1980-02-06 Siemens Aktiengesellschaft Cathode for a gas discharge display tube

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