Title:
ELECTROSTATIC ELECTROACOUSTICAL TRANSDUCER
Document Type and Number:
WIPO Patent Application WO2002017677
Kind Code:
A3
Abstract:
The invention refers to an electrostatic electroacoustical transducer (1) comprising: an electrically conductive fixed electrode plate (5), having an active surface (8) with recesses (7); a conductive or semiconductive flexible diaphragm (9) disposed in a distance to the active surface (8) of the electrode plate (5) and within the recesses (7); and insulating means (10) disposed between the electrode plate (5) and the diaphragm (9).
Inventors:
STOFFEL AXEL (DE)
SKVOR ZDENEK (CZ)
SKVOR ZDENEK (CZ)
Application Number:
PCT/EP2001/009766
Publication Date:
September 26, 2002
Filing Date:
August 23, 2001
Export Citation:
Assignee:
FACHHOCHSCHULE FURTWANGEN (DE)
STOFFEL AXEL (DE)
SKVOR ZDENEK (CZ)
STOFFEL AXEL (DE)
SKVOR ZDENEK (CZ)
International Classes:
G01L9/00; G01N27/22; H04R19/00; H04R19/02; H04R19/04; H04R31/00; (IPC1-7): H04R19/00
Domestic Patent References:
| WO2000001194A2 | 2000-01-06 |
Foreign References:
| US4006317A | 1977-02-01 | |||
| DE19900969A1 | 1999-08-19 |
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