Title:
ON-VEHICLE SPEAKER SYSTEM
Document Type and Number:
Japanese Patent JP2003040041
Kind Code:
A
Abstract:
To provide an on-vehicle speaker system where the desired acoustic feature is obtained without sound discontinuation in the vehicle, views of a driver and occupants are not blocked, and too much room of the vehicle interior is not occupied.
A piezoelectric film loudspeaker 1 is a transparent plane speaker comprising a polymer piezoelectric film and a transparent or translucent electrode. The piezoelectric film loudspeaker 1 is supported by a frame 2 and a transparent resin support plate 3, and mounted on the side part in the vehicle.
Inventors:
WATANABE SHIGERU
Application Number:
JP2001225396A
Publication Date:
February 13, 2003
Filing Date:
July 26, 2001
Export Citation:
Assignee:
PIONEER ELECTRONIC CORP
PIONEER TOHOKU CORP
PIONEER TOHOKU CORP
International Classes:
B60R11/02; B60J1/20; H04R1/02; H04R7/02; H04R7/12; H04R17/00; (IPC1-7): B60R11/02; B60J1/20; H04R1/02; H04R7/02; H04R7/12; H04R17/00
Attorney, Agent or Firm:
Nobuhiro Kobashi (1 outside)