| 摘要 |
The present invention relates to a projector for outputting advertisement images, and it is an aim of the present invention to provide a projector for advertisement images which can project advertisement images onto surfaces of windows in a train. For this purpose, the projector of the present invention comprises: an image-processing unit installed in the engine room of the train to play back advertisement images; image distribution units installed in the respective passenger cars of the train to receive the advertisement images by communicating with the image-processing unit; and a plurality of image output units arranged at a predetermined interval and close to the windows in the passenger cars so as to output, onto the windows, the advertisement images transmitted from the image-processing unit and received by the image distribution units, such that the advertisement images can be projected onto the surfaces of the windows. |
