CH514216A - Informationsspeicher mit Löscheinrichtung - Google Patents

Informationsspeicher mit Löscheinrichtung

Info

Publication number
CH514216A
CH514216A CH1852570A CH1852570A CH514216A CH 514216 A CH514216 A CH 514216A CH 1852570 A CH1852570 A CH 1852570A CH 1852570 A CH1852570 A CH 1852570A CH 514216 A CH514216 A CH 514216A
Authority
CH
Switzerland
Prior art keywords
extinguishing device
information store
store
information
extinguishing
Prior art date
Application number
CH1852570A
Other languages
English (en)
Inventor
Oskar Dipl Ing Stuerzinger
Original Assignee
Europ Handelsges Anst
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 Europ Handelsges Anst filed Critical Europ Handelsges Anst
Priority to CH1852570A priority Critical patent/CH514216A/de
Priority to AT835471A priority patent/AT322246B/de
Priority to DE19712149131 priority patent/DE2149131A1/de
Publication of CH514216A publication Critical patent/CH514216A/de
Priority to NL7114402A priority patent/NL7114402A/xx
Priority to BE774753A priority patent/BE774753A/xx
Priority to US00196990A priority patent/US3755631A/en
Priority to GB5221071A priority patent/GB1341456A/en
Priority to CA127,813A priority patent/CA943247A/en
Priority to FR7144742A priority patent/FR2118066B1/fr
Priority to NO4587/71A priority patent/NO135552C/no

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/024—Erasing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
CH1852570A 1970-12-14 1970-12-14 Informationsspeicher mit Löscheinrichtung CH514216A (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CH1852570A CH514216A (de) 1970-12-14 1970-12-14 Informationsspeicher mit Löscheinrichtung
AT835471A AT322246B (de) 1970-12-14 1971-09-27 Löscheinrichtung für einen digitalen informationsspeicher
DE19712149131 DE2149131A1 (de) 1970-12-14 1971-10-01 Informationsspeicher mit Loescheinrichtung
NL7114402A NL7114402A (de) 1970-12-14 1971-10-20
BE774753A BE774753A (fr) 1970-12-14 1971-10-29 Memoire avec dispositif de destruction de l'information
US00196990A US3755631A (en) 1970-12-14 1971-11-09 Manual erase mechanism for magnetic record
GB5221071A GB1341456A (en) 1970-12-14 1971-11-10 Information storage including an erasing mechanism
CA127,813A CA943247A (en) 1970-12-14 1971-11-16 Information storage containing an extinguishing mechanism
FR7144742A FR2118066B1 (de) 1970-12-14 1971-12-13
NO4587/71A NO135552C (de) 1970-12-14 1971-12-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1852570A CH514216A (de) 1970-12-14 1970-12-14 Informationsspeicher mit Löscheinrichtung

Publications (1)

Publication Number Publication Date
CH514216A true CH514216A (de) 1971-10-15

Family

ID=4433586

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1852570A CH514216A (de) 1970-12-14 1970-12-14 Informationsspeicher mit Löscheinrichtung

Country Status (10)

Country Link
US (1) US3755631A (de)
AT (1) AT322246B (de)
BE (1) BE774753A (de)
CA (1) CA943247A (de)
CH (1) CH514216A (de)
DE (1) DE2149131A1 (de)
FR (1) FR2118066B1 (de)
GB (1) GB1341456A (de)
NL (1) NL7114402A (de)
NO (1) NO135552C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286295A (en) * 1979-06-22 1981-08-25 George Ipolyi Device for erasing visible recorded signals from a recording medium having oriented magnetic components
US4325089A (en) * 1979-12-10 1982-04-13 Hsu Da L System for safeguarding magnetically recorded data

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3327067A (en) * 1963-02-04 1967-06-20 Lockheed Aircraft Corp Cockpit sound recorder
US3351717A (en) * 1965-08-12 1967-11-07 Teletype Corp Permanent magnet erase head
US3655924A (en) * 1970-12-01 1972-04-11 Steve Snyder Enterprises Inc Tape pick-up head demagnetizer

Also Published As

Publication number Publication date
FR2118066A1 (de) 1972-07-28
CA943247A (en) 1974-03-05
BE774753A (fr) 1972-02-14
NO135552B (de) 1977-01-10
AT322246B (de) 1975-05-12
GB1341456A (en) 1973-12-19
NO135552C (de) 1977-04-20
FR2118066B1 (de) 1976-09-03
US3755631A (en) 1973-08-28
DE2149131A1 (de) 1972-06-29
NL7114402A (de) 1972-06-16

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Legal Events

Date Code Title Description
PL Patent ceased