NL166140C - Toetsenbord. - Google Patents

Toetsenbord.

Info

Publication number
NL166140C
NL166140C NL7016723.A NL7016723A NL166140C NL 166140 C NL166140 C NL 166140C NL 7016723 A NL7016723 A NL 7016723A NL 166140 C NL166140 C NL 166140C
Authority
NL
Netherlands
Prior art keywords
keyboard
Prior art date
Application number
NL7016723.A
Other languages
English (en)
Other versions
NL166140B (nl
NL7016723A (nl
Inventor
Johannes Mattheus Ing Elzinga
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL7016723.A priority Critical patent/NL166140C/nl
Priority to DE19712154596 priority patent/DE2154596C3/de
Priority to US00195415A priority patent/US3750160A/en
Priority to CA127317A priority patent/CA925794A/en
Priority to JP8951071A priority patent/JPS5315336B1/ja
Priority to CH1639771A priority patent/CH538156A/de
Priority to IT54016/71A priority patent/IT944874B/it
Priority to GB5240771A priority patent/GB1370654A/en
Priority to AT972771A priority patent/AT324021B/de
Priority to BE775310A priority patent/BE775310A/xx
Publication of NL7016723A publication Critical patent/NL7016723A/xx
Publication of NL166140B publication Critical patent/NL166140B/nl
Application granted granted Critical
Publication of NL166140C publication Critical patent/NL166140C/nl

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
    • H03M11/20—Dynamic coding, i.e. by key scanning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Input From Keyboards Or The Like (AREA)
NL7016723.A 1970-11-14 1970-11-14 Toetsenbord. NL166140C (nl)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL7016723.A NL166140C (nl) 1970-11-14 1970-11-14 Toetsenbord.
DE19712154596 DE2154596C3 (de) 1970-11-14 1971-11-03 Dateneingabevorrichtung mit einer Tastatur
US00195415A US3750160A (en) 1970-11-14 1971-11-03 Keyboard with roll-over feature
CA127317A CA925794A (en) 1970-11-14 1971-11-10 Keyboard with roll-over feature
JP8951071A JPS5315336B1 (nl) 1970-11-14 1971-11-11
CH1639771A CH538156A (de) 1970-11-14 1971-11-11 Tastatur
IT54016/71A IT944874B (it) 1970-11-14 1971-11-11 Perfezionamento nelle disposizioni a tastiera di impostazione ed in troduzione di dati ad esempio in calcolatori elettronici
GB5240771A GB1370654A (en) 1970-11-14 1971-11-11 Keyboard with roll-over feature
AT972771A AT324021B (de) 1970-11-14 1971-11-11 Tastatur mit abfrageanordnung
BE775310A BE775310A (fr) 1970-11-14 1971-11-12 Clavier permettant la commande des touches au legato

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7016723.A NL166140C (nl) 1970-11-14 1970-11-14 Toetsenbord.

Publications (3)

Publication Number Publication Date
NL7016723A NL7016723A (nl) 1972-05-16
NL166140B NL166140B (nl) 1981-01-15
NL166140C true NL166140C (nl) 1981-06-15

Family

ID=19811565

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7016723.A NL166140C (nl) 1970-11-14 1970-11-14 Toetsenbord.

Country Status (9)

Country Link
US (1) US3750160A (nl)
JP (1) JPS5315336B1 (nl)
AT (1) AT324021B (nl)
BE (1) BE775310A (nl)
CA (1) CA925794A (nl)
CH (1) CH538156A (nl)
GB (1) GB1370654A (nl)
IT (1) IT944874B (nl)
NL (1) NL166140C (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3932838A (en) * 1971-04-23 1976-01-13 General Electric Company Method and apparatus for controlling circuitry with a plurality of switching means
GB1416456A (en) * 1971-12-07 1975-12-03 Matsushita Electric Industrial Co Ltd Signal processing arrangements
JPS4931232A (nl) * 1972-07-21 1974-03-20
US3825926A (en) * 1973-02-05 1974-07-23 Ibm Interfacing circuitry for connecting a remote keyboard with a data receiving buffer
US3974478A (en) * 1973-08-09 1976-08-10 Nippon Gakki Seizo Kabushiki Kaisha Key switch scanning and encoding system
US3995252A (en) * 1973-12-26 1976-11-30 General Electric Company Data processing arrangement for printers
US4134320A (en) * 1974-08-19 1979-01-16 Nippon Gakki Seizo Kabushiki Kaisha Key assigner for use in electronic musical instrument
US3982236A (en) * 1974-12-24 1976-09-21 Haig Kafafian Communications and control method and apparatus for persons who may have muscular incoordination and/or spasticity
US4117758A (en) * 1976-11-04 1978-10-03 Kimball International, Inc. Binary word debouncer
JPS5477532A (en) * 1977-12-02 1979-06-21 Matsushita Electric Ind Co Ltd Key identifying circuit
DE3023579C2 (de) * 1980-06-24 1984-10-31 Matth. Hohner Ag, 7218 Trossingen Elektronisches Musikinstrument

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675239A (en) * 1970-09-14 1972-07-04 Ncr Co Unlimited roll keyboard circuit

Also Published As

Publication number Publication date
GB1370654A (en) 1974-10-16
DE2154596A1 (de) 1972-05-25
JPS5315336B1 (nl) 1978-05-24
DE2154596B2 (de) 1976-08-05
BE775310A (fr) 1972-05-12
NL166140B (nl) 1981-01-15
CA925794A (en) 1973-05-08
US3750160A (en) 1973-07-31
CH538156A (de) 1973-06-15
NL7016723A (nl) 1972-05-16
AT324021B (de) 1975-08-11
IT944874B (it) 1973-04-20

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee