NO135552B - - Google Patents
Download PDFInfo
- Publication number
- NO135552B NO135552B NO4587/71A NO458771A NO135552B NO 135552 B NO135552 B NO 135552B NO 4587/71 A NO4587/71 A NO 4587/71A NO 458771 A NO458771 A NO 458771A NO 135552 B NO135552 B NO 135552B
- Authority
- NO
- Norway
- Prior art keywords
- magazine
- generator
- information
- extinguishing
- signal generator
- Prior art date
Links
- 230000010355 oscillation Effects 0.000 claims 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000005520 electrodynamics Effects 0.000 claims 1
- 230000005284 excitation Effects 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 5
- 230000032683 aging Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1852570A CH514216A (de) | 1970-12-14 | 1970-12-14 | Informationsspeicher mit Löscheinrichtung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135552B true NO135552B (enExample) | 1977-01-10 |
| NO135552C NO135552C (enExample) | 1977-04-20 |
Family
ID=4433586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4587/71A NO135552C (enExample) | 1970-12-14 | 1971-12-13 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3755631A (enExample) |
| AT (1) | AT322246B (enExample) |
| BE (1) | BE774753A (enExample) |
| CA (1) | CA943247A (enExample) |
| CH (1) | CH514216A (enExample) |
| DE (1) | DE2149131A1 (enExample) |
| FR (1) | FR2118066B1 (enExample) |
| GB (1) | GB1341456A (enExample) |
| NL (1) | NL7114402A (enExample) |
| NO (1) | NO135552C (enExample) |
Families Citing this family (2)
| 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)
| 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 |
-
1970
- 1970-12-14 CH CH1852570A patent/CH514216A/de not_active IP Right Cessation
-
1971
- 1971-09-27 AT AT835471A patent/AT322246B/de not_active IP Right Cessation
- 1971-10-01 DE DE19712149131 patent/DE2149131A1/de active Pending
- 1971-10-20 NL NL7114402A patent/NL7114402A/xx unknown
- 1971-10-29 BE BE774753A patent/BE774753A/xx unknown
- 1971-11-09 US US00196990A patent/US3755631A/en not_active Expired - Lifetime
- 1971-11-10 GB GB5221071A patent/GB1341456A/en not_active Expired
- 1971-11-16 CA CA127,813A patent/CA943247A/en not_active Expired
- 1971-12-13 FR FR7144742A patent/FR2118066B1/fr not_active Expired
- 1971-12-13 NO NO4587/71A patent/NO135552C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2118066A1 (enExample) | 1972-07-28 |
| GB1341456A (en) | 1973-12-19 |
| NO135552C (enExample) | 1977-04-20 |
| BE774753A (fr) | 1972-02-14 |
| CH514216A (de) | 1971-10-15 |
| DE2149131A1 (de) | 1972-06-29 |
| FR2118066B1 (enExample) | 1976-09-03 |
| US3755631A (en) | 1973-08-28 |
| AT322246B (de) | 1975-05-12 |
| NL7114402A (enExample) | 1972-06-16 |
| CA943247A (en) | 1974-03-05 |
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