CA995369A - Capacitive transducer - Google Patents

Capacitive transducer

Info

Publication number
CA995369A
CA995369A CA100,973A CA100973A CA995369A CA 995369 A CA995369 A CA 995369A CA 100973 A CA100973 A CA 100973A CA 995369 A CA995369 A CA 995369A
Authority
CA
Canada
Prior art keywords
capacitive transducer
capacitive
transducer
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
CA100,973A
Other languages
English (en)
Other versions
CA100973S (en
Inventor
Sayman F. Demirdjioghlou
Robert M. Van Dyk
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.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
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 Northern Electric Co Ltd filed Critical Northern Electric Co Ltd
Priority to CA100,973A priority Critical patent/CA995369A/en
Priority to GB5325471A priority patent/GB1304497A/en
Application granted granted Critical
Publication of CA995369A publication Critical patent/CA995369A/en
Expired legal-status Critical Current

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
    • 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
CA100,973A 1970-12-17 1970-12-17 Capacitive transducer Expired CA995369A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA100,973A CA995369A (en) 1970-12-17 1970-12-17 Capacitive transducer
GB5325471A GB1304497A (enrdf_load_stackoverflow) 1970-12-17 1971-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA100,973A CA995369A (en) 1970-12-17 1970-12-17 Capacitive transducer

Publications (1)

Publication Number Publication Date
CA995369A true CA995369A (en) 1976-08-17

Family

ID=4088273

Family Applications (1)

Application Number Title Priority Date Filing Date
CA100,973A Expired CA995369A (en) 1970-12-17 1970-12-17 Capacitive transducer

Country Status (2)

Country Link
CA (1) CA995369A (enrdf_load_stackoverflow)
GB (1) GB1304497A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101832750A (zh) * 2010-05-20 2010-09-15 中国海洋大学 变电介质电容式琴键压下量振荡测量传感装置与方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI89651C (fi) * 1991-11-12 1993-10-25 Nokia Mobile Phones Ltd Elektroniskt knaeppningssvar foer en folieknappsats i en mobiltelefon

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101832750A (zh) * 2010-05-20 2010-09-15 中国海洋大学 变电介质电容式琴键压下量振荡测量传感装置与方法

Also Published As

Publication number Publication date
GB1304497A (enrdf_load_stackoverflow) 1973-01-24

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