Title:
広告板
Document Type and Number:
Japanese Patent JP2010503889
Kind Code:
A
Abstract:
An advertisement board, which comprises one or more light emitting diodes capable of full-color display, one or more advertisement sheets, a light guide plate, and a frame, comprises: a frame which is provided with a containing portion for containing the one or more light emitting diodes, the one or more advertisement sheets, and the light guide plate, and parts of which are openable and closable in order to easily replace the one or more advertisement sheets; the one or more light emitting diodes placed at one side of the frame; the one or more advertisement sheets located on the light emitting diodes, and displaying advertisement contents by the light emitted from the light emitting diodes; the light guide plate which is located on the rear surface of the one or more advertisement sheets, diffuses the light emitted from the light emitting diodes, and sends the light to the one or more advertisement sheets to make the picture quality of the advertisement contents clearer
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Inventors:
Jejegu
Application Number:
JP2009528176A
Publication Date:
February 04, 2010
Filing Date:
September 10, 2007
Export Citation:
Assignee:
Jejegu
International Classes:
G09F13/18
Domestic Patent References:
| JPH07199841A | 1995-08-04 | |||
| JP2000002669A | 2000-01-07 | |||
| JP3019556B | ||||
| JP2005091716A | 2005-04-07 |
Attorney, Agent or Firm:
Takayoshi Kusumoto
Takanobu Nakaetsu
Takanobu Nakaetsu