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All About SIM Cards

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Showing posts with label Alphabets. Show all posts
Showing posts with label Alphabets. Show all posts
Wednesday, June 27, 2012

GSM 7 bit Default Alphabet

Back to old school times, we studied the alphabet before learning words and other things. The same rule also applies in GSM world. The GSM has its own set of alphabet: some characters are similar to ASCII some others are not. You can get the specification (3GPP TS 03.38) freely here. So let's start learning!

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Tuesday, June 26, 2012

Coding of Alpha fields in the SIM for UCS2

This article discusses about the alpha field coding used by SIM card to display UCS2 on Mobile Equipment's display (phone's display).

Alpha fields? UCS2? What are they? Okay let's start by learning the definitions...

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