Digital Baseband - LG MG810c Service Manual

3.5 Digital Baseband

Figure 7. Top level block diagram of the Calypso-Plus
A. General Description
• Calypso-Plus device is an evolution of Calypso(C035) device integrating hardware enhancements
targeting the implementation of a new range of user's applications.
• It supports the digital baseband processing of GSM radio signals in switching circuit mode and
packet data mode up to class 12 in compliance with the ETSI specification of the GPRS protocol.
• The functional enhancement of the Calypso-Plus offer an increase computing performance of both
ARM7 based MCU and C54x based DSP sub-system in addition to numerous new connectivity.
3. H/W Circuit Description
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