Casio unveils "prototype visible light communication system using smartphones. The system flashes smartphone screens to achieve visible light communication (VLC). When someone takes a photo with a smartphone camera, the subjects simply turn their smartphone screens toward the camera device to display personal information or messages in the photo. The images and information are shared on the spot among everyone’s smartphones":
The same system enables users to receive information from a shop or advertiser, by viewing digital signage or an LED light source placed in front of the shop through a smartphone camera:
The Youtube video shows how the system works:
The same system enables users to receive information from a shop or advertiser, by viewing digital signage or an LED light source placed in front of the shop through a smartphone camera:
The Youtube video shows how the system works:
Casio Presents "Image Sensor Communication Technology"
Reviewed by MCH
on
January 12, 2012
Rating:
Reviewed by MCH
on
January 12, 2012
Rating:
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