DE2135455A1 - Piezowiderstandsubertrager und vor richtungen mit Halbleiterschichten und de ren Herstellungsverfahren - Google Patents

Piezowiderstandsubertrager und vor richtungen mit Halbleiterschichten und de ren Herstellungsverfahren

Info

Publication number
DE2135455A1
DE2135455A1 DE19712135455 DE2135455A DE2135455A1 DE 2135455 A1 DE2135455 A1 DE 2135455A1 DE 19712135455 DE19712135455 DE 19712135455 DE 2135455 A DE2135455 A DE 2135455A DE 2135455 A1 DE2135455 A1 DE 2135455A1
Authority
DE
Germany
Prior art keywords
conductive
electrodes
heat
resistant
layer
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.)
Pending
Application number
DE19712135455
Other languages
German (de)
English (en)
Inventor
Radu Dr.; Devenyi Andrei Gavrila Dr.; Bukarest; Florea Valer Mediash; Korony Gheorghe Buka rest; Gngorovici (Rumänien). P
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.)
INST DE FIZICA BUKAREST
Original Assignee
INST DE FIZICA BUKAREST
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 INST DE FIZICA BUKAREST filed Critical INST DE FIZICA BUKAREST
Publication of DE2135455A1 publication Critical patent/DE2135455A1/de
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R21/00Variable-resistance transducers
    • H04R21/02Microphones
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00Measuring force or stress, in general
    • G01L1/18Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00Measuring force or stress, in general
    • G01L1/20Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2287Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
    • G01L1/2293Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges of the semi-conductor type
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C10/00Adjustable resistors
    • H01C10/10Adjustable resistors adjustable by mechanical pressure or force
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R21/00Variable-resistance transducers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/42Piezoelectric device making
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49002Electrical device making
    • Y10T29/49005Acoustic transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Force In General (AREA)
DE19712135455 1970-07-16 1971-07-15 Piezowiderstandsubertrager und vor richtungen mit Halbleiterschichten und de ren Herstellungsverfahren Pending DE2135455A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO6394670 1970-07-16

Publications (1)

Publication Number Publication Date
DE2135455A1 true DE2135455A1 (de) 1972-01-20

Family

ID=20087965

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712135455 Pending DE2135455A1 (de) 1970-07-16 1971-07-15 Piezowiderstandsubertrager und vor richtungen mit Halbleiterschichten und de ren Herstellungsverfahren

Country Status (4)

Country Link
US (1) US3705993A (enExample)
DE (1) DE2135455A1 (enExample)
FR (1) FR2098451B1 (enExample)
NL (1) NL7109824A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3026785A1 (de) * 1979-07-17 1981-02-05 Data Instr Inc Druckwandler und verfahren zu seiner herstellung

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2828605C3 (de) * 1977-06-29 1982-01-14 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa Halbleitervorrichtung
GB2098739B (en) * 1981-05-16 1985-01-16 Colvern Ltd Electrical strain gauges
WO1994028372A1 (en) * 1993-05-25 1994-12-08 Rosemount Inc. Organic chemical sensor
DE10135170A1 (de) * 2001-07-19 2003-02-06 Bosch Gmbh Robert Herstellungsverfahren für ein Dünnschichtbauelement und Dünnschichtbauelement
EP1905270B8 (en) * 2005-07-18 2012-04-11 Datec Coating Corporation Low temperature fired, lead-free thick film heating element
US20100126273A1 (en) * 2008-11-25 2010-05-27 New Jersey Institute Of Technology Flexible impact sensors and methods of making same
US11327599B2 (en) 2011-04-26 2022-05-10 Sentons Inc. Identifying a contact type
KR102070612B1 (ko) 2011-11-18 2020-01-30 센톤스 아이엔씨. 국소형 햅틱 피드백
US11262253B2 (en) * 2017-08-14 2022-03-01 Sentons Inc. Touch input detection using a piezoresistive sensor
EP2780783B1 (en) 2011-11-18 2022-12-28 Sentons Inc. Detecting touch input force
US11580829B2 (en) 2017-08-14 2023-02-14 Sentons Inc. Dynamic feedback for haptics

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3026785A1 (de) * 1979-07-17 1981-02-05 Data Instr Inc Druckwandler und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
FR2098451B1 (enExample) 1973-06-29
US3705993A (en) 1972-12-12
FR2098451A1 (enExample) 1972-03-10
NL7109824A (enExample) 1972-01-18

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