發送短信

數:

提供者:

CAPTCHA:

  ______    ______   _____      _____    __   _   
 /_   _//  /_   _// |  __ \\   |  ___|| | || | || 
 `-| |,-    -| ||-  | |  \ ||  | ||__   | '--' || 
   | ||     _| ||_  | |__/ ||  | ||__   | .--. || 
   |_||    /_____// |_____//   |_____|| |_|| |_|| 
   `-`'    `-----`   -----`    `-----`  `-`  `-`

Please enter what you see:

發送短信 : Demonstration of a low-complexity indoor visible light positioning system using an enhanced TDOA scheme