这是一个介绍可见光通信OFDM的ppt 介绍了LED白光可见光通信的优点及发张潜力，并结合OFDM技术对可见光通信做了深入的说明。-This is an introduction of visible light communication ppt describes the advantages of OFDM white LED visible light communication and sent Zhang potential, combined with OFDM technology for visible light communication done a thorough explanation.