News In Brief: Bharti Airtel, TiVo, China Unicom, Qualcomm Venture China

Indian carrier Bharti Airtel launched 3G services in the Karnataka circle – its largest area by revenue market share – yesterday, and plans to go live in the 13 other circles where it won licenses by March.
 
Personal video recorder pioneer TiVo has teamed with Charter, the US’s fourth largest cable operator, to distribute content via a hybrid platform that utilizes regular cable and next generation IP technologies.
 
UK researchers have developed what is thought to be the first mobile app allowing children to detect predatory adults posing as juniors online.
 
Shares in China Unicom hit their highest level in more than two years yesterday, on positive reaction to its new co-investment deal with Telefonica.
 
Generous smartphone subsidies will be required to meet China's goal of exceeding 100 million 3G users and the market should soon see sub-$100 (€73) smartphones available, Qualcomm Venture China director James Shen told Digitimes.com.