CA1122714A - Portable keyboard device - Google Patents

Portable keyboard device

Info

Publication number
CA1122714A
CA1122714A CA321,644A CA321644A CA1122714A CA 1122714 A CA1122714 A CA 1122714A CA 321644 A CA321644 A CA 321644A CA 1122714 A CA1122714 A CA 1122714A
Authority
CA
Canada
Prior art keywords
keys
processor
word
key
signals
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
CA321,644A
Other languages
English (en)
French (fr)
Inventor
Cyril Endfield
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1122714A publication Critical patent/CA1122714A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/10—Arrangements of keyboards, e.g. key button disposition
    • B41J5/107—Arrangements of keyboards, e.g. key button disposition for special purposes, e.g. Braille, Chinese, multi-language options

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Document Processing Apparatus (AREA)
  • Printers Characterized By Their Purpose (AREA)
CA321,644A 1978-02-23 1979-02-16 Portable keyboard device Expired CA1122714A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7271/78 1978-02-23
GB727178 1978-02-23

Publications (1)

Publication Number Publication Date
CA1122714A true CA1122714A (en) 1982-04-27

Family

ID=9829907

Family Applications (1)

Application Number Title Priority Date Filing Date
CA321,644A Expired CA1122714A (en) 1978-02-23 1979-02-16 Portable keyboard device

Country Status (14)

Country Link
JP (1) JPS54125924A (da)
AU (1) AU524088B2 (da)
BE (1) BE874334A (da)
CA (1) CA1122714A (da)
CH (1) CH631276A5 (da)
DE (1) DE2906943A1 (da)
DK (1) DK161415C (da)
FR (1) FR2418493B1 (da)
HK (1) HK10983A (da)
LU (1) LU80971A1 (da)
NL (1) NL7901432A (da)
SE (1) SE439075B (da)
SG (1) SG63782G (da)
ZA (1) ZA79886B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852718A (ja) * 1981-09-25 1983-03-29 Yoshio Kaneya 入力制御盤装置
JPS5915276A (ja) * 1982-02-02 1984-01-26 ア−ゴプリツク・リミテツド 短期操作習得に使用されるコ−デイツクキ−ボ−ド、習得方法およびそのコ−ド
DE3686930T2 (de) * 1985-07-18 1993-05-13 Yoshiro Hashimoto Tastatur fuer eine informationenverarbeitende vorrichtung.
JPS6219923A (ja) * 1985-07-18 1987-01-28 Yoshiro Hashimoto 片手操作型の情報処理用キ−ボ−ド
FR2585487B1 (fr) * 1985-07-29 1990-09-07 Guyot Sionnest Laurent Claviers pour ordinateurs, < a 70 cm2 et a moins de 13 contacts actionnes de facon combinee par les doigts d'une seule main
IT1189768B (it) * 1986-06-18 1988-02-04 Alfredo Fanara Piastrina per la introduzione digitale guidata di simboli alfanumerici o speciali in sistemi di elaborazione dati
US7901870B1 (en) 2004-05-12 2011-03-08 Cirrex Systems Llc Adjusting optical properties of optical thin films
US7565084B1 (en) 2004-09-15 2009-07-21 Wach Michael L Robustly stabilizing laser systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2109091A5 (da) * 1970-09-24 1972-05-26 Commissariat Energie Atomique
IT980896B (it) * 1973-04-24 1974-10-10 Olivetti & Co Spa Perfezionamenti alle calcolatri ci elettroniche
FR2251864A1 (en) * 1973-11-21 1975-06-13 Termiflex Corp Portable input and output unit for connection to a data processor - is basically a calculator with transmitter and receiver
GB1496522A (en) * 1974-01-22 1977-12-30 Endfield C Keyboard
DE2606491B2 (de) * 1976-02-18 1980-04-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Textbearbeitungseinrichtung

Also Published As

Publication number Publication date
AU4444679A (en) 1979-08-30
ZA79886B (en) 1980-03-26
BE874334A (fr) 1979-06-18
DK161415C (da) 1991-12-23
DE2906943A1 (de) 1979-08-30
JPS54125924A (en) 1979-09-29
HK10983A (en) 1983-03-24
SE439075B (sv) 1985-05-28
CH631276A5 (en) 1982-07-30
AU524088B2 (en) 1982-09-02
FR2418493B1 (fr) 1986-09-26
DK161415B (da) 1991-07-01
NL7901432A (nl) 1979-08-27
DK75479A (da) 1979-08-24
SE7901453L (sv) 1979-08-24
DE2906943C2 (da) 1989-12-21
FR2418493A1 (fr) 1979-09-21
LU80971A1 (fr) 1979-06-18
JPS6360410B2 (da) 1988-11-24
SG63782G (en) 1983-09-09

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 19990427