Glossary
A
- absolute measure of power
Actual power measurement, not a ratio or a relative value, is Watt (W), milliwatt (mW), decibel relative to one milliwatt (dBm).
- absorption
Occurs when material absorbs an RF signal. None of the signal penetrates through the material.
- access point
A wireless infrastructure device connected to a distribution system allowing wireless LAN devices to access computer network resources. Contains at least two network interfaces, 10/100/1000 BaseT/Tx Ethernet (usually) and RF (wireless).
- active gain
An increase in signal strength from devices such as amplifiers. Devices that provide active gain require an external power source.
- active mode
Part of the original IEEE 802.11 standard defining power-save features for wireless LAN ...
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