This has also raised concerns over undetected infiltrations from across the Line of Control and terrorists potentially residing in the outskirts of cities and villages, they said.
The officials said Pakistani intelligence operatives have adopted the modus operandi of investing in illegal call exchanges that switch Voice over Internet Protocol (VoIP) calls to normal Indian mobile calls.
The service - Photon TV - is available to the Tata Photon plus users across 22 states, Anil Sardana, Tata Teleservices Managing Director, told reporters here.
A deputy general manager for Global System for Mobile Communications services and assistant general manager (sales) of MTNL, Mumbai, had allegedly entered into a criminal conspiracy with nine distributors of MTNL subscriber identity module (SIM) cards and helped them in extracting commission from the company on the basis of fake customer forms.
The GSM operators decided to withdraw their plea when the TDSAT was about to reserve its order on the maintainability of the petition after hearing the case for more than one-and-a-half hours.
Bharat Sanchar Nigam Limited had invited bids to add 93 million GSM lines about two years ago and one of the leading vendor Nokia-Siemens Network was disqualified on technical issues and since then the PSU has not been able to place the orders because of various reasons including legal battles.
The company added 2.8 million wireless subscribers on its GSM and CDMA platforms in the month of June, RCom said in a statement. RCom offers telephony services on both GSM and CDMA platforms.
The move may prove a shot in arm for the Chinese firms such as Huawei and ZTE, who were not allowed to put in bids for the 5.5 million tender due to security concerns.
According to the data released by the Telecom Regulatory Authority of India, wireless subscriber base (GSM, CDMA and fixed wireless phones) rose to 635.51 million by the end of June from 617.53 million in May, registering a growth of 2.91 per cent.
The company recently received permission to launch GSM services within its existing license and is awaiting allocation of spectrum, the radio frequency that enables wireless communications, from the government. CDMA and GSM services cannot be operated on the same spectrum.
RCom had recently received spectrum in 13 circles under the new cross over technology policy, in which a code division multiple access operator can also operate GSM services with the same licence. IT operates GSM in the remaining circles.
Confirming the development, Chairman Venugopal Dhoot said, "We will use the CDMA technology for mobile services in the country."
The figure is expected to rise to 25-30 per cent, adding around 100 million new cellular subscribers by 2009, according to a recent study by LIRNEasia and AC Nielson.
British Telecom of the UK is considering a low-powered global system for mobile communications service in India, which can bring down the costs significantly on calls made by mobile phones inside offices.
Having lost the battle for Hutchison Essar, Anil Ambani-controlled Reliance Communications is drawing up plans to invest up to $2.5 billion.
Mukesh Ambani's Reliance Industries Ltd is preparing to apply for permission to set up a nation-wide broadband telecom network for internal (non-commercial) use.
China on Friday officially launched the world's first dual-mode mobile phones, which function in both GSM (Global System for Mobile Communications) and CDMA (Code Division Multiple Access) networks.
Spurred by the introduction of full mobility cellular services and competitive response from the GSM camp, the Indian cellular market is estimated to register a 96 per cent growth to reach 56 million connections by 2004-end.
China United Telecom plans to launch mobile phone handsets with dual-band technology in mid-July that shares data and voice service between GSM and CDMA users.
India is expected to have 100 million GSM (global system for mobile communications) customers by 2007-08 compared to 26 million subscribers as on March 2004, according to the Global Mobile Suppliers Association.
India's mobile subscriber base, both CDMA (Code Division Multiple Access) and GSM (Global System for Mobile Communications), went up by 17.97 lakh