Chapter 1 – Product Description and Specifications
Benefits/Features in Applications
Short Development Time. The MultiModem CDMA USB Wireless Modem can make your existing and next generation device, machine, or system, communication-ready without requiring any hardware changes to its design. It actually provides faster time-to-market because it relieves the burden and expense of obtaining network and RF approvals. This complete, ready-to-deploy wireless modem allows you to enhance your product while you focus on developing its core features.
Voice Features. The MultiModem CDMA USB provides telephony and Dual Tone Multi Frequency (DTMF) functionality as well as QCELP (13K) and echo cancellation.
Short Message Services. The MultiModem CDMA USB Wireless Modem offers SMS features such cell broadcast, Over the Air Activation (OTA), OTASP, and OTAPA. It is SMS Mobile Originated and SMS Mobile Terminated.
Compatible Supplementary Services. The MultiModem CDMA USB Wireless Modem is compatible with supplementary services such as call forwarding, call barring, multiparty, call waiting and call hold, calling line identification, closed user group and explicit call transfer.
Management Features. The MultiModem CDMA USB Wireless Modem provides advanced management features including phone book management, fixed dialing number, and real time clock and alarm management.
Industry-standard Modem Commands. The MultiModem CDMA USB Wireless Modem provides industry- standard AT-style commands for ease of integration into your existing software application.
Industrial Chassis. The MultiModem CDMA USB Wireless Modem is packaged in a rugged, water resistant, industrial chassis. The chassis has an RS-232 DE-15 Voice/Data interface connector and a permanent screw- type power connector. It also has an SMA antenna connector. The chassis can be side-mounted on a panel or top-mounted on a desktop or other surface. A set of LEDs indicates the modem’s operational status.
Packet-Switched Data. The MultiModem CDMA USB Wireless Modem supports CDMA2000 1xRTT packet- switched cellular data. This enables mobile Internet functionality by allowing interworking between the existing Internet and the cellular network at speeds up to 153.6K bps (forward and reverse). Any service that is used over the fixed Internet today – File Transfer Protocol (FTP), web browsing, chat, e-mail, telnet – is available over the cellular network, as well.
Circuit-Switched Data (CSD). The MultiModem CDMA USB Wireless Modem supports CDMA IS-95A and IS-95B circuit-switched cellular data connections. Circuit-switched data connections support speeds up to 14.4K bps as well as Class 2.0 Group 3 fax. CSD cellular wireless connections are ideal for applications that require a quick wireless replacement of an existing point-to-point analog dial-up connection. They integrate seamlessly with your current application requiring little infrastructure change.
Internet-Enabled. Some models of the MultiModem CDMA USB Wireless Modem include an embedded TCP/IP protocol stack to bring Internet connectivity to any device without making changes to its hardware design. Using the Internet protocols and the wirless connection to an IP network, the modem sends and receives data over the Internet. It can also serve a single web page in response to a web browser request.
