WiFi PDA

A part of a series on
Antennas
Frequent sorts Dipole Fractal Loop Satellite dish Television Whip
Parts Balun Block upconverter Coaxial cable Counterpoise (ground system) Feed Feed line Low-noise block downconverter Passive radiator Receiver Rotator Stub Transmitter Tuner Twin-lead
Methods Antenna farm Amateur radio Cellular network Hotspot Municipal wireless network Radio Radio masts and towers Wi-Fi Wireless
Security and regulation Mobile phone radiation and health Wireless electronic devices and health International Telecommunication Union (Radio Regulations) World Radiocommunication Conference
Radiation sources / areas Boresight Focal cloud Ground plane Main lobe Near and far field Side lobe Vertical plane
Traits Array gain Directivity Efficiency Electrical length Equivalent radius Factor Friis transmission equation Gain Height Radiation pattern Radiation resistance Radio propagation Radio spectrum Signal-to-noise ratio Spurious emission
Methods Beam steering Beam tilt Beamforming Bell Laboratories Layered Space-Time (BLAST) Multiple-input multiple-output (MIMO) Reconfiguration Spread spectrum Wideband Space Division Multiple Access (WSDMA)
v t e

A diagram displaying a Wi-Fi community

A hotspot is a bodily location the place individuals could acquire Internet access, sometimes utilizing Wi-Fi expertise, by way of a wireless local area network (WLAN) utilizing a router linked to an internet service provider.

Public hotspots could also be present in quite a lot of companies to be used of consumers in lots of developed city areas all through the world, equivalent to coffee shops. Many lodges supply wifi entry to friends, both in visitor rooms or within the foyer. Hotspots differ from wireless access points, that are the units used to supply a wi-fi community service. Non-public hotspots permit Web entry to a tool (equivalent to a pill) by way of one other system which can have information entry by way of say a cell system.