Cisco AIR-LAP1131G-A-K9 Hardware Installation Guide - Page 112

Quadruple Phase, Shift Keying

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Glossary M MAC modulation multipath multicast packet Media Access Control address. A unique 48-bit number used in Ethernet data packets to identify an Ethernet device, such as an access point or your client adapter. Any of several techniques for combining user information with a transmitter's carrier signal. The echoes created as a radio signal bounces off of physical objects. A single data message (packet) sent to multiple addresses. O omni-directional This typically refers to a primarily circular antenna radiation pattern. orthogonal A modulation technique used by IEEE 802.11a-compliant wireless LANs for Frequency Division transmission at 6, 9, 12, 18, 24, 36, 48, and 54 Mbps. Multiplex (OFDM) P packet A basic message unit for communication across a network. A packet usually includes routing information, data, and sometimes error detection information. Q Quadruple Phase Shift Keying A modulation technique used by IEEE 802.11b-compliant wireless LANs for transmission at 2 Mbps. R range A linear measure of the distance that a transmitter can send a signal. receiver sensitivity A measurement of the weakest signal a receiver can receive and still correctly translate it into data. RF Radio frequency. A generic term for radio-based technology. GL-4 Cisco Aironet 1100 Series Access Point Hardware Installation Guide OL-4309-07

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Glossary
GL-4
Cisco Aironet 1100 Series Access Point Hardware Installation Guide
OL-4309-07
M
MAC
Media Access Control address. A unique 48-bit number used in Ethernet data
packets to identify an Ethernet device, such as an access point or your client
adapter.
modulation
Any of several techniques for combining user information with a transmitter’s
carrier signal.
multipath
The echoes created as a radio signal bounces off of physical objects.
multicast packet
A single data message (packet) sent to multiple addresses.
O
omni-directional
This typically refers to a primarily circular antenna radiation pattern.
orthogonal
Frequency Division
Multiplex (OFDM)
A modulation technique used by IEEE 802.11a-compliant wireless LANs for
transmission at 6, 9, 12, 18, 24, 36, 48, and 54 Mbps.
P
packet
A basic message unit for communication across a network. A packet usually includes routing
information, data, and sometimes error detection information.
Q
Quadruple Phase
Shift Keying
A modulation technique used by IEEE 802.11b-compliant wireless LANs for
transmission at 2 Mbps.
R
range
A linear measure of the distance that a transmitter can send a signal.
receiver sensitivity
A measurement of the weakest signal a receiver can receive and still correctly
translate it into data.
RF
Radio frequency. A generic term for radio-based technology.