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16. What is GI?
GI stands for Guard Interval. It’s a measure to protect wireless
devices from cross- interference. If there are two wireless
devices using the same or near channel, and they are close
enough, radio interference will occur and reduce the radio
resource usability.
17. What is STBC?
STBC stands for Space-Time Block Coding, which is a
technique used to transfer multiple copies of data by multiple
antenna, to improve data transfer performance. By using
multiple antennas, not only data transfer rate is improved, but
also the wireless stability.
18. What is WPS?
WPS stands for Wi-Fi Protected Setup. It provides a simple
way to establish unencrypted or encrypted connections
between wireless clients and access point automatically. User
can press a software or hardware button to activate WPS
function, and WPS-compatible wireless clients and access
point will establish connection by themselves. There are two
types of WPS: PBC (Push-Button Configuration) and PIN
code.
