High efficiency planar magnetic transducer with angled...

Details High efficiency planar magnetic transducer with angled... High efficiency planar magnetic transducer with angled...

2006-08-08

2006-08-08

Ni, Suhan (Department: 2646)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Having electrostatic element

C381S176000, C381S399000

Reexamination Certificate

active

07088837

ABSTRACT:
An acoustical speaker and planar magnetic transducer therefore wherein the transducer is provided with at least array of spaced magnets which are oriented having their pole faces at an angle with respect to a plane defining a surface of a sound producing diaphragm on which extends an electrical trace circuit.

REFERENCES:
patent: 4471173 (1984-09-01), Winey
patent: 5297214 (1994-03-01), Bruney
patent: 5430805 (1995-07-01), Stevenson et al.
patent: 6154557 (2000-11-01), Montour et al.
patent: 6810126 (2004-10-01), Levitsky
patent: 6934402 (2005-08-01), Croft et al.

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