JPS5249288B1 - - Google Patents

Info

Publication number
JPS5249288B1
JPS5249288B1 JP45020302A JP2030270A JPS5249288B1 JP S5249288 B1 JPS5249288 B1 JP S5249288B1 JP 45020302 A JP45020302 A JP 45020302A JP 2030270 A JP2030270 A JP 2030270A JP S5249288 B1 JPS5249288 B1 JP S5249288B1
Authority
JP
Japan
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.)
Pending
Application number
JP45020302A
Other languages
Japanese (ja)
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
Priority to JP45020302A priority Critical patent/JPS5249288B1/ja
Priority to FR7108115A priority patent/FR2084368A5/fr
Priority to US00122666A priority patent/US3761918A/en
Priority to DE19712111520 priority patent/DE2111520C3/de
Publication of JPS5249288B1 publication Critical patent/JPS5249288B1/ja
Pending 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
    • H03M11/22—Static coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/085—Error detection or correction by redundancy in data representation, e.g. by using checking codes using codes with inherent redundancy, e.g. n-out-of-m codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Calculators And Similar Devices (AREA)
JP45020302A 1970-03-10 1970-03-10 Pending JPS5249288B1 (enExample)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP45020302A JPS5249288B1 (enExample) 1970-03-10 1970-03-10
FR7108115A FR2084368A5 (enExample) 1970-03-10 1971-03-09
US00122666A US3761918A (en) 1970-03-10 1971-03-10 Concurrent entry preventing system
DE19712111520 DE2111520C3 (de) 1970-03-10 1971-03-10 Schaltung zum Erzeugen eines Warnoder Sperrsignales beim gleichzeitigen Betätigen von mindestens zwei ausgewählten Tasten insbesondere einer Schreib- oder Rechenmaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45020302A JPS5249288B1 (enExample) 1970-03-10 1970-03-10

Publications (1)

Publication Number Publication Date
JPS5249288B1 true JPS5249288B1 (enExample) 1977-12-16

Family

ID=12023339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45020302A Pending JPS5249288B1 (enExample) 1970-03-10 1970-03-10

Country Status (3)

Country Link
US (1) US3761918A (enExample)
JP (1) JPS5249288B1 (enExample)
FR (1) FR2084368A5 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USH1970H1 (en) 1971-07-19 2001-06-05 Texas Instruments Incorporated Variable function programmed system
GB35278A (enExample) * 1972-07-26
US4833446A (en) * 1979-11-21 1989-05-23 Ergoplic Ltd. Keyboard apparatus and method
US4680572A (en) * 1981-12-14 1987-07-14 Ncr Corporation Chord entry keying of data fields
US8281041B2 (en) * 2006-11-22 2012-10-02 Carefusion 303, Inc. System and method for preventing keypad entry errors
TWI345168B (en) * 2007-09-27 2011-07-11 Sunplus Innovation Technology Inc Tilt-wheel mouse circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735091A (en) * 1956-02-14 burkhart
US2603746A (en) * 1950-10-13 1952-07-15 Monroe Calculating Machine Switching circuit
US2737647A (en) * 1952-10-25 1956-03-06 Monroe Calculating Machine Keyboard alarm
US2718633A (en) * 1952-10-25 1955-09-20 Monroe Calculating Machine Keyboard circuit for electronic computers and the like
US3483553A (en) * 1967-06-08 1969-12-09 Scantlin Electronics Inc Keyboard input system

Also Published As

Publication number Publication date
US3761918A (en) 1973-09-25
FR2084368A5 (enExample) 1971-12-17
DE2111520A1 (de) 1971-09-30
DE2111520B2 (de) 1975-07-10

Similar Documents

Publication Publication Date Title
ATA96471A (enExample)
AU2044470A (enExample)
AU1146470A (enExample)
AU1473870A (enExample)
AU2130570A (enExample)
AU2085370A (enExample)
AU2017870A (enExample)
AU1833270A (enExample)
AU1716970A (enExample)
AU1326870A (enExample)
AU1517670A (enExample)
AU1336970A (enExample)
AR195465A1 (enExample)
AU1591370A (enExample)
AU1872870A (enExample)
AU2144270A (enExample)
AU2131570A (enExample)
AU1328670A (enExample)
AU1277070A (enExample)
AU1343870A (enExample)
AU1247570A (enExample)
AU2130770A (enExample)
AU1235770A (enExample)
AU1581370A (enExample)
AU1086670A (enExample)