BENGALURU: India headquartered communications giant Bharti Airtel Limited (Airtel)’s digital TV (DTH) segment reported a y-o-y growth in Q2-2015 (current quarter) in revenue of 23 per cent to Rs 626.3 crore as compared to the year ago revenue of Rs 507.2 crore. Q-o-q, the company reported a growth of 5.