What is IOT?

  • The internet of things, also called The Internet of Objects, refers to a wireless network between objects.
  • By embedding short-range mobile transceivers into a wide array of additional gadgets and everyday items, enabling new forms of communication between people and things, and between things themselves.

IOT Technologies Wireless standards

Wifi (WLAN, IEEE 802.11 a/b/g/n

Bluetooth (IEEE 802.15.1)

Zigbee (IEEE 802.15.4)

Wimax (IEEE 802.16)

Wifi 5 (IEEE 802.11ac)

Wifi 6 (IEEE 802.11ax)


WiGig (IEEE 802.11ad)

WiGig 2 (IEEE 802.11ay)

Modern wireless communication comparison

Network PAN
PowerVery LowVery LowLowVery LowLow-HighHigh
Speed400 Kbps400 Kbps700 Kbps250 Kbps11-100 Mbps11-100 Mbps
Range<10 cm <3 m<30 m10-300 m4-20 m50 Km
ApplicationPay, get access, sharetrackingNetwork for data exchange, headsetSensor networks, building and industrial automationInternet, MultimediaMetro area broadband internet connectivity
Cost adderLowLowLowMediumMediumHigh

Future wireless communication comparison

ParametersWifi 5
Wifi 6WiGigWiGig 2
IEEE StandardIEEE 802.11acIEEE 802.11axIEEE 802.11adIEEE 802.11ay
Frequency Band (GHz)5-61-76060
PowerVery LowVery LowVery LowVery Low
Speed1-7 Gbps11 Gbps7 Gbps20-40 Gbps
Transmission Bandwidth160 MHz160 MHz1760 MHz8.64 GHz
Modulation format256-QAM1024-QAM256-QAM256-QAM
ApplicationInternet, MultimediaInternet, MultimediaInternet, MultimediaInternet, Multimedia