Indoor positioning: beacons?

[ishanijerin1]

No, there's also the option of optical fiber!
Are you familiar with the term "visible light communication technology"?
At first glance, it may seem like the latest communication technology, but in simple terms, it is "information transmission via light visible to the human eye." Optical communication is ancient, and is found in many familiar things such as smoke signals, lighthouses, and traffic lights that began to be used in ancient Greece around 800 BC.

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Visible light communication has a long history, but advertising database we would like to introduce a new technology that has recently emerged that can determine indoor positioning information.



■ Panasonic Optical ID Solution (LinkRay)



・Announced in December 2015
・ID signals are generated by rapidly modulating the blinking of LED lighting, and are received by a smartphone camera
・Utilizes the smartphone's built-in image sensor (camera) and a dedicated app
・Installs optical ID transmission functionality in LED lighting, interior-illuminated signs, and digital signage
・Introduced in March as a navigation function within the Tokyu Line app from Musashi-Kosugi Station to surrounding facilities



■Philips Indoor Positioning System (IPS)



・Deployed in Europe since around 2014, announced entry into the Japanese market in March 2017
・LED lighting fixtures emit unique blinking patterns and the light is received by a smartphone camera, allowing the system to recognize location and direction with an accuracy of several tens of centimeters
・Performs three-point positioning to determine one's own location using the position information of multiple lighting fixtures
・Introduced in supermarkets such as "Carrefour" in France and "Aswork" in the United Arab Emirates