LG C3600, Service Manual

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3. TECHNICAL BRIEF
3.3 BaseBand Transmit Section
i. The AD6537B transmit section is designed to support GMSK for both single slot and
multislot applications.
ii. The AD6537B transmit section consists of a digital GMSK modulator, a matched pair of
10-bit DACs and a matched pair of reconstruction filter.
Figure 3-5 AD6537B BASEBAND TRANSMIT SECTION
3.4 BaseBand Receive Section
i. This section consists of two identical ADC channels that process baseband in-phase(I)
and quadrature(Q) signals.
ii. Each channel consists a coarse switched capacitor Anti-alias filter, followed by a low
pass digital filter.
Figure 3-6 AD6537B BASEBAND RECEIVER SECTION
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