GB1257211A - - Google Patents

Info

Publication number
GB1257211A
GB1257211A GB1257211DA GB1257211A GB 1257211 A GB1257211 A GB 1257211A GB 1257211D A GB1257211D A GB 1257211DA GB 1257211 A GB1257211 A GB 1257211A
Authority
GB
United Kingdom
Prior art keywords
code
entered
keys
register
sets
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
Other languages
English (en)
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 filed Critical
Publication of GB1257211A publication Critical patent/GB1257211A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/02—Details
    • H03M11/04—Coding of multifunction keys
    • H03M11/06—Coding of multifunction keys by operating the multifunction key itself in different ways
    • H03M11/08—Coding of multifunction keys by operating the multifunction key itself in different ways by operating selected combinations of multifunction keys
    • 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
    • G06F3/0232—Manual direct entries, e.g. key to main memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/02—Apparatus or circuits at the transmitting end

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Input From Keyboards Or The Like (AREA)
GB1257211D 1969-01-01 1969-01-01 Expired GB1257211A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4669 1969-01-01

Publications (1)

Publication Number Publication Date
GB1257211A true GB1257211A (https=) 1971-12-15

Family

ID=9697421

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1257211D Expired GB1257211A (https=) 1969-01-01 1969-01-01

Country Status (1)

Country Link
GB (1) GB1257211A (https=)

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees