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3. TECHNICAL BRIEF
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Front
End
Module
Duplexer
RTR6275
WCDMA
PAM
MSM6245
WCDMA
TX SAW
WCDMA
RX SAW
PM6650
-2M
GSM
PAM
GSM
TX SAW
COUPLER
VCTCXO
Bluetooth
RF Module
U-SIM
1.3M CAM
USB
MIC
SPK/RCV
KEYPAD
NAND, SDRAM
FLASH
MAIN LCD
VGA CAM
GSM900 Rx
GSM1800 Rx
GSM1900 Rx
GSM900 Tx
GSM1800/1900 Tx
AntSW Logic
WCDMA2100 Tx
WCDMA2100 Rx
GSM
VCO
WCDMA
VCO
HDET
GSM Block
WCDMA Block
Figure 1.10 Simplified Block Diagram