IT975280B - Tastiera capacitiva - Google Patents

Tastiera capacitiva

Info

Publication number
IT975280B
IT975280B IT70268/72A IT7026872A IT975280B IT 975280 B IT975280 B IT 975280B IT 70268/72 A IT70268/72 A IT 70268/72A IT 7026872 A IT7026872 A IT 7026872A IT 975280 B IT975280 B IT 975280B
Authority
IT
Italy
Prior art keywords
capacitive keyboard
capacitive
keyboard
Prior art date
Application number
IT70268/72A
Other languages
English (en)
Original Assignee
Olivetti & Co Spa
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 Olivetti & Co Spa filed Critical Olivetti & Co Spa
Priority to IT70268/72A priority Critical patent/IT975280B/it
Priority to JP48112946A priority patent/JPS4975024A/ja
Priority to DE19732351446 priority patent/DE2351446A1/de
Priority to FR7337084A priority patent/FR2204315A5/fr
Priority to BR8124/73A priority patent/BR7308124D0/pt
Application granted granted Critical
Publication of IT975280B publication Critical patent/IT975280B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
    • H03K17/98—Switches controlled by moving an element forming part of the switch using a capacitive movable element having a plurality of control members, e.g. keyboard
    • 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
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
IT70268/72A 1972-10-18 1972-10-18 Tastiera capacitiva IT975280B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT70268/72A IT975280B (it) 1972-10-18 1972-10-18 Tastiera capacitiva
JP48112946A JPS4975024A (it) 1972-10-18 1973-10-09
DE19732351446 DE2351446A1 (de) 1972-10-18 1973-10-10 Tastatur mit kapazitiver abfuehlung
FR7337084A FR2204315A5 (it) 1972-10-18 1973-10-17
BR8124/73A BR7308124D0 (pt) 1972-10-18 1973-10-17 Teclado com sensores capacitivos aperfeicoado

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT70268/72A IT975280B (it) 1972-10-18 1972-10-18 Tastiera capacitiva

Publications (1)

Publication Number Publication Date
IT975280B true IT975280B (it) 1974-07-20

Family

ID=11313704

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70268/72A IT975280B (it) 1972-10-18 1972-10-18 Tastiera capacitiva

Country Status (5)

Country Link
JP (1) JPS4975024A (it)
BR (1) BR7308124D0 (it)
DE (1) DE2351446A1 (it)
FR (1) FR2204315A5 (it)
IT (1) IT975280B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5186931U (it) * 1974-12-30 1976-07-12
US4405917A (en) * 1981-04-28 1983-09-20 Honeywell Inc. Matrix screening and grounding arrangement and method
DE3642780A1 (de) * 1986-05-05 1987-11-12 Siemens Ag Detektormatte und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
FR2204315A5 (it) 1974-05-17
BR7308124D0 (pt) 1974-07-11
DE2351446A1 (de) 1974-05-02
JPS4975024A (it) 1974-07-19

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