Airtel has deployed its 4G Advanced services in Tamil Nadu to deliver mobile broadband speeds of up to 135 Mbps.

Customers in Chennai, Madurai, Hosur, Vellore, Puducherry, Tiruchi, Coimbatore, Salem and Tiruppur can get the 4G experience, says a company press release.

Airtel launched its 4G services in Tamil Nadu starting from Chennai in May 2015 on the 1800 Mhz band using the FDD LTE standard and recently added capacity on 2300 Mhz band using TD LTE.

With today’s roll-out, Tamil Nadu is among the few places globally to have high speed data services over 4G Advanced, the release said.

Under the carrier aggregation deployment, the capacities of TD LTE (2300 MHz spectrum band) and FD LTE (1800 MHz spectrum band) have been combined to enable better spectrum utilisation and efficiency.

In February 2016, Airtel deployed India’s first carrier aggregation in Kerala and the network achieved 4G data speeds of up to 135 Mbps on commercially available mobile devices.

Project Leap The deployment is a part of Airtel’s ongoing network transformation program – Project Leap, under which Airtel plans to invest ₹60,000 crore over the next three years across India, to meet the growing demand of voice as well as high speed data services in India and deliver the best network experience to its customers, the release said.