Qualcomm, Nokia make up, tie up

What is an OS?
Operating system, or simply OS, pertains to the computer's master control program. It is a collection of software, firmware and hardware elements that controls the execution of computer programs.

What is UMTS?
Universal Mobile Telecommunications Service: The European implementation of the 3G wireless phone system. It is a packet-based transmission of text, digitised voice, video, and multimedia at data rates up to 1,920kbps. UMTS offers a consistent set of services to mobile computer and phone users, no matter where they are located.
UMTS has evolved from its basic format through developments such as High Speed Downlink Packet Access (HSDPA) and High Speed Uplink Packet Access (HSUPA) to provide very high bandwidth capabilities to support the next generation of telecommunication services. UMTS can be connected to various backbone networks like the Internet, ISDN, GSM or to a UMTS network.

What is Symbian?
The Symbian platform is an open source operating system for mobile devices. It was created by merging and integrating software assets contributed by Nokia, NTT DoCoMo, and Sony Ericsson, including Symbian OS, the S60, UIQ and MOAP(S) user interfaces.
The Symbian Foundation was formed to steward the Symbian platform, which is based on Symbian OS.