Wi‑Fi

E41426

Wi‑Fi is a widely used wireless networking technology that allows devices to connect to the internet and communicate over local area networks using radio waves.

Aliases (3)

Statements (58)
Predicate Object
instanceOf IEEE 802.11 standard family
wireless networking technology
alsoKnownAs WiFi
Wi‑Fi networking
basedOnStandard IEEE 802.11
competesWith Bluetooth
Ethernet
cellular data networks
developedBy Wi‑Fi Alliance
enables local network file sharing
media streaming
wireless internet access
governedBy Wi‑Fi Alliance certification
hasComponent access point
wireless client
wireless router
hasRange hundreds of meters outdoors
tens of meters indoors
introduced late 1990s
isUsedIn IoT devices
home networks
laptops
office networks
public hotspots
smartphones
tablets
marketedAs Wi‑Fi 4
Wi‑Fi 5
Wi‑Fi 6
Wi‑Fi 6E
Wi‑Fi 7
operatesInFrequencyBand 2.4 GHz
5 GHz
6 GHz
supports device‑to‑device communication
internet access
wireless local area network
supportsFeature MIMO
beamforming
channel bonding
supportsStandard IEEE 802.11a
IEEE 802.11ac
IEEE 802.11ax
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
usesAuthenticationMethod enterprise authentication
pre‑shared key
usesMedium radio waves
usesModulation DSSS
OFDM
usesSecurityProtocol WEP
WPA
WPA2
WPA3
usesTopology ad hoc mode
infrastructure mode
mesh networking


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