Timeline of Microwave Radio Technology

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1930
Microwave Capacity Evolution
First Microwave link

First Microwave link was designed and Implemented by Marconi which was used to connect the Vatican City with the Castel Gandolfo.

1950
Microwave Capacity Evolution
10 channel system

AT&T built a 10-channel
microwave radio relay system
in the US.

1980
Microwave Capacity Evolution
Digital Modulation

Analog RF systems began
giving way to more efficient,
higher-capacity digital systems

1991
1G
First Digital Cellular Network

The first commercial digital cellular network, the 2G generation, was launched in 1991.

2005
2G,3G
STM-1 Microwave link

Until 2005 the highest data rate supported by Microwave link over a 56Mhz channel using a 128QAM was 2 x STM-1 or 311 Mbps.

2009
4G,LTE
Dual Polarization Microwave Links

Dual Polarized Microwave Links became common in year 2009 which increased the capacity upto 1Gbps.

2016
5G
Eband Microwave Links

In 2016 Eband Microwave links deployment increased providing Capacity upto 10Gbps.

2025
5G NR
100 Gbps Microwave links

Point-to-Point links supporting more than
100Gbps capacities using D Band, MIMO are expected to be commercially available within the next 5–8 years.

Farees Ahmed

The aim of this blog is to serve as a quick reference guide for the Curious. Appreciate your feedback and comments !