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23.1.2
Description
Typical uses
Requirements for using
digital cellular phones
Configuration of Devices
Digital Cellular Phones
Digital cellular phones comprise of the technologies CDMA and GSM with its subgroup
GPRS.
•
To transmit real-time data.
•
To receive real-time data.
Example use
Step
Description
1.
Reference and rover must both be equipped with a digital cellular phone.
2.
Ensure that the digital cellular phone at the reference is on.
3.
The rover digital cellular phone contacts the selected reference of which the phone
number was pre-defined. Refer to "23.3 Creating a New Device".
4.
One rover can dial in to the reference digital cellular phone at a time.
5.
As soon as the reference digital cellular phone is contacted, real-time data is sent
to the rover digital cellular phone that has called.
Several digital cellular phone numbers can be pre-defined on the rover. Dialing a
different number dials that particular reference station.
Always required:
•
To download raw observations from a remote location.
•
To steer a receiver.
•
AT command language must be supported by the digital cellular
phone. Refer to "23.3 Creating a New Device".
•
Working area must be covered by a digital cellular phone
network.
•
The network operator must support data transmission.
GPS1200+
575
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