PAN nodes PAN:个域网 USB Phone 10米左右 Camera Game Pad Printer 1394 Cable Stereo Camcor VCR der HomePNA Wearable Implant Body Area Network (BAN) BAN:体域网 Short-range wireless network for an individual Consists of wearable or implanted electronic devices that transmit ID or sensor data to 距离外置访问点最多几米 a gateway device. Uses either electric-field,electric-current, Access point is several meters or electromagnetic communication technology Connects to an external access point that is Gateway away,at most not more than several meters distant WearableBAN：体域网 距离外置访问点最多几米 PAN：个域网 10米左右