Product category:
Wireless Communications
News Release from: TDC (Telecom Design Communications) | Subject: Siemens XT75 and XT65 modules
Edited by the Electronicstalk Editorial
Team on 25 September 2006
Modules marry GPS with data transceivers
and JVM
Modules combine a high sensitivity GPS receiver with Edge class 10 or GPRS class 12 transceivers and a Java virtual machine for customised software implementation.
Available now from TDC, the Siemens XT75 and XT65 modules combine a high sensitivity GPS receiver with Edge class 10 or GPRS class 12 transceivers for transmitting data over the Internet and a Java virtual machine for customised software implementation Both modules support CSD, voice, SMS and fax and have quad-band capability; consequently they can be used on all GSM mobile networks worldwide
This article was originally published on Electronicstalk on 18 Dec 2002 at 8.00am (UK)
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The XT65 and XT75 are RoHS compliant and are highly suited to applications such as navigation, fleet management, emergency calls, vehicle positioning and location-based services.
By using these modules, users can identify the exact location of a vehicle, person, end device or goods in transit.
The integrated AT Command based TCP/IP stack converts the NMEA or UBEX GPS data into data packets and then transmits these via Edge (XT75) or GPRS (XT75 and XT65) technology to the central site.
Both the XT65 and XT75 measure 34 x 59 x 3.5mm and weigh less than 10g which make them easy to integrate into compact designs.
The integrated GPS receiver provides fast time to first fix (TTFF) satellite positioning via 16 parallel channels with the ability to decode GPS signals down to -157dBm.
The use of active and passive antennas is supported and the GPS data can be polled via a proprietary set of AT commands from the GSM/GPRS serial port.
The XT65 and XT75 are world class modules, both supporting 850, 900, 1800 and 1900MHz.
The XT75 with Edge support can transmit and receive at up to three times the speed of ISDN.
Both modules implement intelligent power-saving modes to minimise current consumption.
The integrated RIL driver ensures simple connection to embedded devices using Microsoft Windows Mobile.
Managing Director of TDC, Jerry Sandys comments: "Thanks to the integrated Java platform, high sensitivity GPS and high speed GPRS/Edge functionality; the XT65 and XT75 offer a complete solution for developers and ensure a shorter time to market".
"The integration of these major core components within the XT65 and XT75 mean system integrators can also benefit from fewer items on their bill of materials and lower cost manufacturing".
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