- WPAN: individual radio networks. This group includes the wireless technology with
small coverage range of several meters to tens of meters up. These technologies serve
the purpose of connecting peripheral devices such as printers, keyboards, mice, hard discs, lock
USB, clock, ... with mobile phone, computer. The technologies in this group
include: Bluetooth, Wibree, Zigbee, UWB, Wireless USB, EnOcean, ... Most of
these technologies are standardized by IEEE, namely the working group (Working
Group) 802.15. Therefore, the standard also known as IEEE 802.15.4
and IEEE 802.15.3 ...
- WLAN: Wireless local area network. This group includes technologies have coverage
range of several hundred meters. The highlight is the Wifi technology with many different standards extended
family of 802.11 a / b / g / h / i / ... Technology Wifi has achieved a
great success in recent years. Besides, it was a so-called WiFi at listening to
the HIPERLAN and HiperLAN2, competitors of Wifi is standardized by
ETSI.
đang được dịch, vui lòng đợi..
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