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US 6,554,098 B1Granted
Panel speaker with wide free space
AssigneeNEC Corporation
InventorTatsumi Komura
Life of this patent
Estimating the term…
Abstract
A panel speaker includes an acoustic vibrating plate, and a vibration driver mounted off a center of the acoustic vibrating plate and applying vibration to the acoustic vibrating plate. A control unit may be provided to control the vibration driver to apply vibration to the acoustic vibrating plate.
Claims23
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a vibration driver mounted off a center of said acoustic vibrating plate and applying vibration to said acoustic vibrating plate,
- wherein said vibration driver is located at or on an edge portion of said acoustic vibrating plate.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a vibration driver mounted off a center of said acoustic vibrating plate and applying vibration to said acoustic vibrating plate,
- wherein said vibration driver is located outside of a region defined by connecting intermediate points of lines extending between said center of said acoustic vibrating plate and edges of said acoustic vibrating plate,
- wherein a direction of application of said vibration by the driver is a direction other than a direction perpendicular to a surface plane of said acoustic vibrating plate.
2 more elements
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a vibration driver mounted off a center of said acoustic vibrating plate and applying vibration to said acoustic vibrating plate,
- wherein said acoustic vibrating plate has a transparent member provided at least locally thereon to allow a background to be viewed.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a vibration driver mounted off a center of said acoustic vibrating plate and applying vibration to said acoustic vibrating plate,
- wherein said acoustic vibrating plate has a transparent provided at least locally thereon to allow a background to be viewed,
- wherein said acoustic vibrating plate has a reflection protective film provided at least locally thereon to prevent reflection of incoming light.
2 more elements
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a vibration driver mounted off a center of said acoustic vibrating plate and applying vibration to said acoustic vibrating plate,
- wherein said acoustic vibrating plate has a light reflective film at least locally thereon to reflect incoming light.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate, and applying vibration on said acoustic vibrating plate,
- wherein at least one of said plurality of vibration drivers is located at or on an edge portion of said acoustic vibrating plate.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate, and applying vibration on said acoustic vibrating plate,
- wherein a direction of application of said vibration by at least one of said plurality of vibration drivers is a direction other than a direction perpendicular to a surface plane of said acoustic vibrating plate.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate, and applying vibration on said acoustic vibrating plate,
- wherein a phase of said vibration applied by at least one of said plurality of vibration drivers is different from a phase of said vibration applied by each of the remaining vibration drivers.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate, and applying vibration on said acoustic vibrating plate,
- wherein said acoustic vibrating plate has a transparent member provided at least locally thereon to allow a background to be viewed.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate, and applying vibration on said acoustic vibrating plate,
- wherein said acoustic vibrating plate has a transparent member provided at least locally thereon to allow a background to be viewed,
- wherein said acoustic vibrating plate has a reflection preventing film provided at least locally thereon to prevent reflection of incoming light.
2 more elements
A panel speaker comprising:
- an acoustic vibrating plate;
- and
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate, and applying vibration on said acoustic vibrating plate,
- wherein said acoustic vibrating plate has a light reflective film provided at least locally thereon to reflect incoming light.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate and applying vibration on said acoustic vibrating plate;
- and
- a control unit controlling at least one of said plurality of vibration drivers.
1 more element
A panel speaker comprising:
- an acoustic vibrating plate;
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate and applying vibration on said acoustic vibrating plate;
- and
- a control unit controlling at least one of said plurality of vibration drivers,
- wherein said control unit controls a phase of said vibration applied by said at least one vibration driver.
2 more elements
A panel speaker comprising:
- an acoustic vibrating plate;
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate and applying vibration on said acoustic vibrating plate;
- and
- a control unit controlling at least one of said plurality of vibration drivers,
- wherein said acoustic vibrating plate has a transparent member provided at least locally thereon to allow a background to be viewed.
2 more elements
A panel speaker comprising:
- an acoustic vibrating plate;
- a plurality of vibration drivers mounted outside of a region defined by connecting intermediate points of lines extending between a center of said acoustic vibrating plate and edges of said acoustic vibrating plate and applying vibration on said acoustic vibrating plate;
- and
- a control unit controlling at least one of said plurality of vibration drivers, wherein said acoustic vibrating plate has a light reflective film provided at least locally thereon to reflect incoming light.
1 more element
Dependencies are inferred from the claim text.