GB1073750A - Improvements in or relating to electro-mechanical transducers - Google Patents

Improvements in or relating to electro-mechanical transducers

Info

Publication number
GB1073750A
GB1073750A GB37426/64A GB3742664A GB1073750A GB 1073750 A GB1073750 A GB 1073750A GB 37426/64 A GB37426/64 A GB 37426/64A GB 3742664 A GB3742664 A GB 3742664A GB 1073750 A GB1073750 A GB 1073750A
Authority
GB
United Kingdom
Prior art keywords
junction
collector
pressure
emitter
stylus
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
GB37426/64A
Other languages
English (en)
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of GB1073750A publication Critical patent/GB1073750A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
  • Bipolar Transistors (AREA)
GB37426/64A 1963-09-13 1964-09-14 Improvements in or relating to electro-mechanical transducers Expired GB1073750A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES0087293 1963-09-13
DES0087673 1963-09-30

Publications (1)

Publication Number Publication Date
GB1073750A true GB1073750A (en) 1967-06-28

Family

ID=25997398

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37426/64A Expired GB1073750A (en) 1963-09-13 1964-09-14 Improvements in or relating to electro-mechanical transducers

Country Status (8)

Country Link
US (1) US3365553A (en:Method)
AT (1) AT252341B (en:Method)
BE (1) BE653061A (en:Method)
CH (1) CH433811A (en:Method)
DE (1) DE1250654B (en:Method)
GB (1) GB1073750A (en:Method)
NL (1) NL6409410A (en:Method)
SE (1) SE325314B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2253276A (en) * 1991-01-31 1992-09-02 Rolls Royce Plc Fluid shear stress transducer

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6608194A (en:Method) * 1966-06-14 1967-12-15
DE102008008931B3 (de) 2008-02-13 2009-07-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Schalten von elektrischen Signalen und Leistungen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530745A (en) * 1948-12-10 1950-11-21 Bell Telephone Labor Inc Transistor microphone with conductive grains
US2632062A (en) * 1949-06-15 1953-03-17 Bell Telephone Labor Inc Semiconductor transducer
US3215568A (en) * 1960-07-18 1965-11-02 Bell Telephone Labor Inc Semiconductor devices
DE1213896B (de) * 1961-03-09 1966-04-07 Siemens Ag Anordnung zur Umwandlung mechanischer Schwingungen in elektrische
US3212162A (en) * 1962-01-05 1965-10-19 Fairchild Camera Instr Co Fabricating semiconductor devices
US3312790A (en) * 1963-05-23 1967-04-04 Bell Telephone Labor Inc Stress-responsive semiconductor transducers
US3199340A (en) * 1963-05-29 1965-08-10 Raymond G Hartenstein Accelerometer with fm output
US3278696A (en) * 1963-06-12 1966-10-11 Bell Telephone Labor Inc Transistor microphone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2253276A (en) * 1991-01-31 1992-09-02 Rolls Royce Plc Fluid shear stress transducer

Also Published As

Publication number Publication date
CH433811A (de) 1967-04-15
NL6409410A (en:Method) 1965-03-15
SE325314B (en:Method) 1970-06-29
DE1250654B (en:Method) 1967-09-21
US3365553A (en) 1968-01-23
BE653061A (en:Method) 1965-03-15
AT252341B (de) 1967-02-10

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