User's Manual Part 1

BTS Sector Configurations

08/01/2001

1-27

1X SCt4812ET Lite BTS Optimization/ATP

PRELIMINARY

Sector Configuration

There are a number of ways to configure the BTS frame. Table 1-4

outlines the basic requirements. For more detailed information also see

Table 1-5 and Figure 1-9. Bandpass filters are used for single–carrier

configurations and two–carrier systems when carriers are either adjacent

or not adjacent

Table 1-4: BTS Sector Configuration

Number of

Carriers

Number of

Sectors

Channel Spacing Filter/Combiner Requirements

1 3 N/A Bandpass Filter

2 3 Adjacent or

Non–adjacent

Bandpass Filter

The matrix in Table 1-5 shows the correlation between the various sector

configurations and BBX cards.