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+* gsm protocol intro as far as needed
+* distinction smartphone / featurephone
+  * feature phones
+    * single processor (BP) for gsm stack + UI
+  * smartphones
+    * dual processor (AP / BP)
+    * baseband processor like in feature phone
+    * additional application processor for OS/UI
+    * PDA + phone in a box
+    * different interconnects
+
+* closer look at baseband chipset architecture
+  * DBB (MCU+DSP)
+    * integrated peripherals
+     * GSM TDMA timer / interrupt
+     * A5 ciphering unit
+     * GEA ciphering unit
+     * low power timers / RTC crystal calibration for power saving
+  * synchronous clock architecture
+    * AFC / VCTCXO
+  * ABB
+  * RF Frontend
+    * VCO + PLL + mixer
+    * RF PA
+    * Antenna switch (MEMS or diode)
+    * integrated frontend modules
+
+* introduction to GSM software architecture
+  * layer 1
+    * synchronous part
+    * asynchronous part
+  * layer 2
+  * layer 3
+  * telephony API
+  * actual UI
+  * AT command parser or related
+
+* misc
+  * gprs
+  * edge
+  * 3g
+  * multi-sim
+  * more powerful feature phones
+
+
+* glossary 
+* references
+