Схема сотового телефона Other MITSUBISHI ASTRAL, GALAXY, GEO, GEO WAP, COSMO

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Mitsubishi Electric Telecom Europe SA
ZA le Piquet, 35370 Etrelles
Date: 04/00
Phone: +33 2 99 75 71 00Fax: +33 2 99 75 71 47
TABLE OF CONTENTS
1 Block Diagram
Description of Block Diagram.
IC300 One-C (VWS22100).
IC100 IPD (Rohm BH6070KU).
IC600 RF-IC (Hitachi HD155121FEB).
Memory system.
System Clock.
2. Battery management.
2.1 Block Diagram.
2.2 Description.
2.3 Charging process.
Main characteristics.
Autonomy Control.
Real Time Clock (Geo and Geo WAP)
3. RF Section.
Frequency range.
E-GSM Frequency :
DCS Frequency :
Synthetiser Circuit Description.
RF Block Diagram.
Reception Block Diagram.
Description of Reception Block Diagram
Transmission.
Transmission Block Diagram.
Description of Transmission Block Diagram.
Power Control.
4. Speech coder.
Full rate / Half rate / Enhanced full rate.
5. Analogue Audio.