References

 

The following specs are used for the articles in my blog:

SMS specification

3GPP TS 23.040

Describes the PDUs for PDU mode. It also contains details on combining SMS messages and EMS.

GSM-7 Character set and Data Coding Scheme

3GPP TS 23.038

Contains the details on how to code text in SMS PDUs. It also explains the Data Coding Scheme used to create special messages (like flash messages).


AT commands for GSM modems

3GPP TS 27.007

Explains the many AT commands that can be used to manage a GSM modem

AT commands sending SMS though GSM modems

3GPP TS 27.005

Explains the different AT commands that can be used for sending and receiving SMS messages

WAP specifications

Wireless Application Protocol Downloads

Contains references to all WAP specifications

WDP (Wireless Datagram Protocol)

WAP-259-WDP-20010614-a

This explains how WAP PDUs are mapped on SMS messages

WSP (Wireless Session Protocol)

WAP-230-WSP-20010705-a

This contains details on how to encode headers used in WAP push over SMS

Push OTA

WAP-235-PushOTA-20010425-a

How to perform a ‘connectionless push’, which is used in WAP push over SMS.

WBXML (Wireless Binary XML format)

WAP-192-WBXML-20010725-a

This explains the mechanism used to encode XML documents (like SI and SL)

Service Indication

WAP-167-ServiceInd-20010731-a

This describes the SI variant of WAP push

Service Load

WAP-168-ServiceLoad-20010731-a

This describes the SL variant of WAP push

Nokia Over the Air Settings

Over The Air Settings Specification, Version 7.0

Used to send bookmarks and configuration. This is a Nokia document, but in general these features are also supported by Sony Ericsson.