All mobile broadband systems (3G, 4G and soon 5G) are based on the ITU’s (International Telecommunications Union) IMT (International Mobile Telecommunications) standards.
The initial set of IMT standards was approved by ITU in the year 2000 and called IMT-2000. This formed the basis of 3G deployments. In January 2012, ITU defined the 4G wireless cellular technology, IMT-Advanced.
The development of the standards for the next generation, IMT-2020, was issued by ITU in 2015 for 5G, the standard was expected to be completed in 2020, but requirements were finalized.
Following are the requirements for 5G network as specified in IMT 2020:-
If you are curious to know about the use cases mentioned in the table (eMBB, URLLc and eMTC), please go through my subsequent blog post – https://nehakatyal2007.wordpress.com/2022/07/24/5g-use-cases/