讲解WLAN的原理和类型！还有组成！wlan的分类-~~~

图像编辑控件，图像编辑控件 图像编辑控件-Image Edit Control

systems (GNSS) signal modulation schemes. MSK is used in global system for mobile communications because of its spectral efficiency, while OFDM is used in WLAN and digital video broadcast-terrestrial because of its multipath mitigation capabi