Title:
DISPLAY DEVICE
Document Type and Number:
Japanese Patent JPH10133612
Kind Code:
A
Abstract:
To provide a display device in which partial gradation of color generated in a display screen of a CRT caused by vibration of an incorporated loudspeaker is prevented.
A loudspeaker 24 and a voice coil 26 are fixed to an attaching metal fitting 25 so that positions of them are a plane symmetry position where vibration of them are canceled each other, and they are incorporated in a case 2, a variable signal canceling vibration of the loudspeaker 24 by the voice coil 26 is generated by a variable device 23, as vibration of the loudspeaker 24 is canceled, the case 2 is not vibrated by the loudspeaker 24, also, partial gradation of color generated on a display screen of a CRT 21 mounted in the case 2 is prevented.
Inventors:
ODAKA MASANORI
ICHIKAWA RYOHEI
NITTA MITSURU
OKUDA MASATO
ICHIKAWA RYOHEI
NITTA MITSURU
OKUDA MASATO
Application Number:
JP28777596A
Publication Date:
May 22, 1998
Filing Date:
October 30, 1996
Export Citation:
Assignee:
NIPPON DENKI HOME ELECTRONICS
International Classes:
H04N9/12; G09G1/00; G10K11/16; G10K11/178; H04R1/02; (IPC1-7): G09G1/00; G10K11/16; G10K11/178; H04N9/12; H04R1/02