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Schellin et al., 1992 - Google Patents

Silicon subminiature microphones with organic piezoelectric layers-fabrication and acoustical behavior

Schellin et al., 1992

Document ID
2920562584745479908
Author
Schellin R
Hess G
Kuehnel W
Sessler G
Fukada E
Publication year
Publication venue
IEEE transactions on electrical insulation

External Links

Snippet

A silicon subminiature microphone, based on the piezoelectric effect of organic films such as aromatic polyurea, PVDF, and PVDF/TrFE, is proposed. The acoustical sensor is fabricated using a slightly modified integrated circuit technology process and a standard …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L41/00Piezo-electric devices in general; Electrostrictive devices in general; Magnetostrictive devices in general; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L41/16Selection of materials
    • H01L41/18Selection of materials for piezo-electric or electrostrictive devices, e.g. bulk piezo-electric crystals
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L41/00Piezo-electric devices in general; Electrostrictive devices in general; Magnetostrictive devices in general; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L41/22Processes or apparatus specially adapted for the assembly, manufacture or treatment of piezo-electric or electrostrictive devices or of parts thereof
    • H01L41/35Forming piezo-electric or electrostrictive materials
    • H01L41/45Organic materials

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