GB1409545A - Control system for coded data transmission - Google Patents

Control system for coded data transmission

Info

Publication number
GB1409545A
GB1409545A GB4164572A GB4164572A GB1409545A GB 1409545 A GB1409545 A GB 1409545A GB 4164572 A GB4164572 A GB 4164572A GB 4164572 A GB4164572 A GB 4164572A GB 1409545 A GB1409545 A GB 1409545A
Authority
GB
United Kingdom
Prior art keywords
circuit
processor
signal
gates
error
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
GB4164572A
Other languages
English (en)
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.)
CII HONEYWELL BULL
Original Assignee
CII HONEYWELL BULL
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 CII HONEYWELL BULL filed Critical CII HONEYWELL BULL
Publication of GB1409545A publication Critical patent/GB1409545A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Logic Circuits (AREA)
  • Debugging And Monitoring (AREA)
GB4164572A 1971-09-22 1972-09-07 Control system for coded data transmission Expired GB1409545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7134085A FR2153731A5 (enExample) 1971-09-22 1971-09-22

Publications (1)

Publication Number Publication Date
GB1409545A true GB1409545A (en) 1975-10-08

Family

ID=9083305

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4164572A Expired GB1409545A (en) 1971-09-22 1972-09-07 Control system for coded data transmission

Country Status (5)

Country Link
US (1) US3863223A (enExample)
DE (1) DE2246514A1 (enExample)
FR (1) FR2153731A5 (enExample)
GB (1) GB1409545A (enExample)
IT (1) IT967082B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57105023A (en) * 1980-12-23 1982-06-30 Toshiba Corp Data transfer system
US6108785A (en) * 1997-03-31 2000-08-22 Intel Corporation Method and apparatus for preventing unauthorized usage of a computer system
GB2422538A (en) 2005-01-31 2006-08-02 Peter Catchpole Clothing/footwear display stand which operates by magnetic attraction between the clothing/footwear and the stand

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3465289A (en) * 1966-04-19 1969-09-02 Ultronic Systems Corp Validity checking system
GB1285444A (en) * 1968-08-30 1972-08-16 Smiths Industries Ltd Improvements in or relating to access-control equipment and item-dispensing systems including such equipment
US3576544A (en) * 1968-10-18 1971-04-27 Ibm Storage protection system
US3609697A (en) * 1968-10-21 1971-09-28 Ibm Program security device
JPS5113981B1 (enExample) * 1969-03-04 1976-05-06
US3618028A (en) * 1970-04-20 1971-11-02 Ibm Local storage facility

Also Published As

Publication number Publication date
FR2153731A5 (enExample) 1973-05-04
IT967082B (it) 1974-02-28
DE2246514A1 (de) 1973-03-29
US3863223A (en) 1975-01-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees