SAWBRIDGEWORTH, U.K. -- The GSA (Global mobile Suppliers Association) has published an update to its Evolution to LTE report, highlighting the growing investment in LTE. 237 operators have either launched commercial service, or are in trials, tests or studies.

The GSA report covers both LTE FDD and LTE TDD system modes and confirms that 174 firm commercial LTE network deployments are in progress or planned in 64 countries, including 26 networks that have commercially launched. A further 63 operators in 21 additional countries are engaged in LTE technology trials, tests or studies. The report also notes a significant increase in LTE-related activities in many developing markets, including technology trials.

Taken together, it means that 237 operators in 85 countries are now investing in LTE.

Global Mobile Suppliers Association (GSA)