Licensed or Unlicensed?
Countries have different rules for wireless frequencies and who has rights to use them
Shared wireless spectrum
Wireless frequencies can be categorized into:
1. Licensed – assigned to operators for exclusive usage, typically offering the greatest reliability and performance.
2. Unlicensed – assigned to everyone for non-exclusive usage, subject to regulatory constraints such as power transmission.
Common Unlicensed Frequencies
|2.4GHz||Wi-Fi, Bluetooth, ZigBee. May be congested.|
|3.5GHz||CBRS: Part licensed; part unlicensed. US government has priority access|
|5GHz||Wi-Fi (especially 802.11ac): higher speed, lower range.|
|6GHz||Wi-Fi 6, satellite. Part licensed; part unlicensed.|
Common Licensed Frequencies
|600MHz||LTE (Canada, US)|
|700MHz||LTE, 5G (Americas, Caribbean, Europe, APAC)|
|800MHz||GSM, LTE, 5G (EMEA)|
|850MHz||GSM, LTE, 5G (Americas, APAC)|
|900MHz||GSM, 5G (APAC, EMEA); LTE (Europe, APAC)|
|1800MHz||GSM, LTE, 5G (APAC, EMEA)|
|1900MHz||GSM, 5G (Americas)|
|2100MHz||LTE, 5G (APAC, EMEA)|
|2.6GHz||LTE, 5G (Canada, Central & South Americas, Europe, Africa, APAC)|
|3.5GHz|| CBRS: Part licensed; part unlicensed
|26GHz||5G (Mostly EMEA & US)|
|28GHz||5G (Mostly APAC)|