IT1200520B - SURFACE MEMORY DEVICE FOR DIGITAL INFORMATION AND PROCEDURE TO READ AND RECODE THIS DEVICE - Google Patents

SURFACE MEMORY DEVICE FOR DIGITAL INFORMATION AND PROCEDURE TO READ AND RECODE THIS DEVICE

Info

Publication number
IT1200520B
IT1200520B IT8267881A IT6788182A IT1200520B IT 1200520 B IT1200520 B IT 1200520B IT 8267881 A IT8267881 A IT 8267881A IT 6788182 A IT6788182 A IT 6788182A IT 1200520 B IT1200520 B IT 1200520B
Authority
IT
Italy
Prior art keywords
recode
procedure
read
digital information
surface memory
Prior art date
Application number
IT8267881A
Other languages
Italian (it)
Other versions
IT8267881A0 (en
Inventor
Peter Meyer
Original Assignee
Gnt Automatic As
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 Gnt Automatic As filed Critical Gnt Automatic As
Publication of IT8267881A0 publication Critical patent/IT8267881A0/en
Application granted granted Critical
Publication of IT1200520B publication Critical patent/IT1200520B/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/04—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using capacitive elements
IT8267881A 1981-07-10 1982-07-12 SURFACE MEMORY DEVICE FOR DIGITAL INFORMATION AND PROCEDURE TO READ AND RECODE THIS DEVICE IT1200520B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK306081A DK306081A (en) 1981-07-10 1981-07-10 FLOOR-BASED DIGITAL INFORMATION STORAGE AND PROCEDURES FOR READING AND CODING THE SAME

Publications (2)

Publication Number Publication Date
IT8267881A0 IT8267881A0 (en) 1982-07-12
IT1200520B true IT1200520B (en) 1989-01-18

Family

ID=8118622

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8267881A IT1200520B (en) 1981-07-10 1982-07-12 SURFACE MEMORY DEVICE FOR DIGITAL INFORMATION AND PROCEDURE TO READ AND RECODE THIS DEVICE

Country Status (8)

Country Link
EP (1) EP0083610A1 (en)
JP (1) JPS58501347A (en)
DK (1) DK306081A (en)
ES (1) ES513853A0 (en)
IT (1) IT1200520B (en)
NO (1) NO830802L (en)
PT (1) PT75219B (en)
WO (1) WO1983000255A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK143783A (en) * 1982-06-17 1983-12-18 Gnt Automatic As DATA STORAGE
GB2436634A (en) * 2006-03-28 2007-10-03 Avantone Oy Machine readable code system
WO2009154900A1 (en) 2008-06-20 2009-12-23 Mattel, Inc. Capacitive touchpad and toy incorporating the same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3397A (en) * 1844-01-06 Island
GB1037633A (en) * 1962-07-10 1966-08-03 Ibm Improvements in information stores
SE300534B (en) * 1965-04-05 1968-04-29 Alfa Laval Ab
US3445824A (en) * 1965-11-26 1969-05-20 Automatic Elect Lab Information storage matrix utilizing electrets
US3506969A (en) * 1967-04-04 1970-04-14 Ibm Balanced capacitor read only storage using a single balance line for the two drive lines and slotted capacitive plates to increase fringing
US3604900A (en) * 1969-07-07 1971-09-14 Sprague Electric Co Electronic credit card
SE338464B (en) * 1970-05-25 1971-09-06 Securadyne Ltd
CA1135854A (en) * 1977-09-30 1982-11-16 Michel Moussie Programmable read only memory cell

Also Published As

Publication number Publication date
PT75219A (en) 1982-08-01
ES8307407A1 (en) 1983-06-16
ES513853A0 (en) 1983-06-16
EP0083610A1 (en) 1983-07-20
JPS58501347A (en) 1983-08-11
NO830802L (en) 1983-03-08
WO1983000255A1 (en) 1983-01-20
PT75219B (en) 1984-11-26
IT8267881A0 (en) 1982-07-12
DK306081A (en) 1983-03-14

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