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US 2023/0412984 A1Published application
Thin loudspeaker
AssigneeNational Central University
InventorsPo-Lei LEE, Kuo-Kai SHYU
Life of this patent
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Abstract
A thin loudspeaker is provided. The thin loudspeaker includes a small magnet and a thin coil diaphragm. The coil diaphragm has a plurality of planar coils and a membrane. The membrane has a plurality of laminated substrates. The planar coils are interconnected, stacked, and respectively formed on the substrates. The magnet is disposed to contact the underside of the coil diaphragm along the common central axis of the planar coils.
Claims10
A thin loudspeaker, comprising:
- a magnet;
- and
- a coil diaphragm, including a plurality of planar coils and a membrane, wherein the membrane has a plurality of laminated substrates, and the plurality of planar coils are interconnected, stacked and respectively formed on the substrates;
- wherein the magnet is disposed to contact the underside of the coil diaphragm along the common central axis of the plurality of planar coils.
1 more element
A thin loudspeaker, comprising:
- a plurality of magnets;
- and
- a coil diaphragm, including a plurality of planar coils and a membrane, wherein the membrane has two laminated substrates, and the planar coils are interconnected and dispersedly formed on the substrates;
- wherein the magnets respectively correspond to the planar coils, and are disposed to contact the underside of the coil diaphragm along the central axis of a respective corresponding planar coil.
1 more element
Dependencies are inferred from the claim text.