Tata Elxsi offers comprehensive solutions to help product manufacturers design and develop wireless subsystems to deliver high-speed data and Internet services to mobile users. This includes:

	Core development, customization and integration of GSM, GPRS, IS-95B, EDGE, UMTS, W-CDMA, and CDMA-2000 protocols in core network base stations and terminal equipment.
	Application level integration of protocol stacks in mobile devices. Development of applications and middleware for multimedia messaging (MMS/EMS), fax, e-mail, web browsing, etc in cell phones and handheld computers operating in GPRS/3G networks.

Our expertise includes development of high-performance GPRS/3G protocol solutions optimized for maximum throughput at highest transaction speeds, for wireless base stations and terminals. Tata Elxsi has rich expertise in the following areas:

	Signaling protocols - NBAP, RANAPand RNSAP
	Control protocols - RRC, RLC, MAC and BMC
	Packet Data Convergence Protocol
	SS7 signaling components like TCAP, SCCP, M3UA, SCTP and MTP3
	ATM signaling stack