GB2122027B - Semiconductor transducer and method of manufacture - Google Patents

Semiconductor transducer and method of manufacture

Info

Publication number
GB2122027B
GB2122027B GB08213885A GB8213885A GB2122027B GB 2122027 B GB2122027 B GB 2122027B GB 08213885 A GB08213885 A GB 08213885A GB 8213885 A GB8213885 A GB 8213885A GB 2122027 B GB2122027 B GB 2122027B
Authority
GB
United Kingdom
Prior art keywords
manufacture
semiconductor transducer
transducer
semiconductor
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
GB08213885A
Other versions
GB2122027A (en
Inventor
John Christopher Greenwood
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB08213885A priority Critical patent/GB2122027B/en
Publication of GB2122027A publication Critical patent/GB2122027A/en
Application granted granted Critical
Publication of GB2122027B publication Critical patent/GB2122027B/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
    • H04R21/00—Variable-resistance transducers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Pressure Sensors (AREA)
GB08213885A 1982-05-13 1982-05-13 Semiconductor transducer and method of manufacture Expired GB2122027B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08213885A GB2122027B (en) 1982-05-13 1982-05-13 Semiconductor transducer and method of manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08213885A GB2122027B (en) 1982-05-13 1982-05-13 Semiconductor transducer and method of manufacture

Publications (2)

Publication Number Publication Date
GB2122027A GB2122027A (en) 1984-01-04
GB2122027B true GB2122027B (en) 1986-02-05

Family

ID=10530331

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08213885A Expired GB2122027B (en) 1982-05-13 1982-05-13 Semiconductor transducer and method of manufacture

Country Status (1)

Country Link
GB (1) GB2122027B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4570498A (en) * 1984-04-11 1986-02-18 Hitachi, Ltd. Differential pressure measuring transducer assembly
NL8502543A (en) * 1985-09-17 1987-04-16 Sentron V O F ELECTRONIC PRESSURE SENSITIVE ELEMENT MADE OF SEMICONDUCTOR MATERIAL.
GB2215053B (en) * 1988-02-13 1991-09-11 Stc Plc Transducer device
JPH04294280A (en) * 1991-03-22 1992-10-19 Aisin Seiki Co Ltd Acceleration detector

Also Published As

Publication number Publication date
GB2122027A (en) 1984-01-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee