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Airtel (Bharti Airtel), India

The first operator to launch TD-LTE commercial services in India om April 2012 from the areas of Mumbai, Delhi, Kolkata and Bangalore. 


Spectrum 
2.3 GHz band 40 (BWA licences in Kolkata, Karnataka, Punjab, Maharashtra ; 2300-2325, 2320-2340, 2325-2345, 2327.4-2347.5)
3G licences in 13 circles

Networks
TD-LTE band 40 from April 2012 - about 1500 BS, plan to increase up to 20000 by 2017. MIMO2x2, MIMO4x4 and Beamforming have been utilised, specific filters have been added to the RRU's to ensure smooth coexistance. LTE 2300 MHz solution has been consistently integrated with WiFi Carrier Class solution. 
TD-LTE (coverage)

3G


Subs number
LTE 3180 Sep.05 2012

UE
smartphones
CPE
  1. Huawei B593s-82, indoor ..2012.09..
USB
  1. Huawei E392-92, ..2012.06..

News
2012.10.18 Airtel rolls out postpaid 4G LTE in Pune (Maharashtra). Before it was LTE in Bangalore and Kolkata. 

2012.04 Launched TD-LTE b40 2300-2400 commercial services.
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