Paper
29 November 2007 Arenani: pointing and information query system for object beyond your reach
Mariko Adachi, Kunio Sakamoto
Author Affiliations +
Abstract
The authors developed a prototype information query system. It is easy to get the information about an object with in your reach. But it is troublesome to do the same in case that the object is far away. If someone is around you, you can ask an easy question with a finger pointing; "What is that?" Our developed system also realizes this approach using information technologies. The system consists of a laser pointer, transmitter and receiver units for an optical communication. The laser pointer is used for pointing an object. Moreover this laser light is modulated for sending information about user's identification (ID) codes to identify who asks a question. Each object has a receiver for laser light communication and sends user's identification to a main computer. After pointing an object, a questioner receives an answer through a wireless information network like an email on the cellular phone.
© (2007) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Mariko Adachi and Kunio Sakamoto "Arenani: pointing and information query system for object beyond your reach", Proc. SPIE 6833, Electronic Imaging and Multimedia Technology V, 68331Q (29 November 2007); https://doi.org/10.1117/12.754951
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KEYWORDS
Receivers

Transmitters

Computer networks

Infrared radiation

Optical communications

Telecommunications

Control systems

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