Version 3 (modified by Fran Boon, 13 years ago) ( diff )

GPS coordinates

Blueprint for the J2ME client

J2ME is the most widespread environment for mobile devices:

There should be a simple set of forms for data entry.

GPS coordinates should be taken automatically if available (inc via Bluetooth) or can be entered manually, where not available automatically.

The back-end transport is best done via SMS as this is cheap & widely-available.

  • compressed multi-part SMS to get maximal throughput.

The forms should be updatable via SMS.

This would work like the one which comes with FrontlineSMS, but be Open, as well as Free:

Sahana has a J2ME client for the PHP back-end, but this uses XML-RPC (=> requires Internet) & isn't maintained:



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