VoIP module can be integrated into digital handsets - Embedded.com

VoIP module can be integrated into digital handsets


Aimed at feature phones, smart phones and PDA phones, the VWLAN7100 voice-over-Internet protocol (VoIP) module is a complete end-to-end solution that can be integrated into a phone design to support the emerging dual-mode cellular and local-area networks. The products is the first in the SyVoice family, developed by SyChip. The plug-n-play module includes all the hardware and software needed to add VoIP and data functions to a standard cell phone. It lets a phone roam between a cellular network and a WLAN network. It also allows a high-data-rate connection over a WLAN network for standard data functions, like Web browsing and e-mail.

VWLAN7100 combines a VoIP processor and an 802.11b/g WLAN modem. The module is designed to interface to most available baseband and application processors. It incorporates software features such as a SIP 2.0 stack; VoCoders G.711, G.729AB, G.723, G.726, jitter buffer; call control functions including origination/termination, forwarding, waiting, hold, transfer, and three-way; audio control; and IPSEC. Included are drivers to support the Rex, Windows Mobile, Linux, Palm, Nucleus, and Symbian operating systems. The module is sampling now and comes in a quad flat no-lead (QFN) package. Pricing for the modules will be below $20 per 10,000units. For more information visit www.sychip.com/products.htm.

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