Pentek 6210 Operating Manual page 133

EIGHT WIDEBAND FRONT ENDS
ANTENNA 1
COMMON LO
ANTENNA 2
ANTENNA 3
ANTENNA 4
ANTENNA 5
ANTENNA 6
ANTENNA 7
ANTENNA 8
Figure 52. Receive Chain for a Phased Array Cellular Base Station with Eight Antennas and 32 Channels
REV. 0
SYNC 1
AD6620 (1)
AD6620 (2)
AD6620 (3)
AD6640
AD6620 (30)
AD6620 (31)
AD6620 (32)
AD6640 AD6620s (32 CHANNELS)
SYNC 1
AD6620 (1)
AD6620 (2)
AD6620 (3)
AD6640
AD6620 (30)
AD6620 (31)
AD6620 (32)
AD6640 AD6620s (32 CHANNELS)
SYNC 1
AD6620 (1)
AD6620 (2)
AD6620 (3)
AD6640
AD6620 (30)
AD6620 (31)
AD6620 (32)
AD6620s (32 CHANNELS)
AD6640
SYNC 1
AD6620 (1)
AD6620 (2)
AD6620 (3)
AD6640
AD6620 (30)
AD6620 (31)
AD6620 (32)
AD6640 AD6620s (32 CHANNELS)
–23–
COMBINE SIGNALS
FROM EIGHT ANTENNA'S
ADSP-21xx
SUM
(1)
ADSP-21xx
SUM
(2)
ADSP-21xx
SUM
(3)
32 CHANNELS OUT
EACH CHANNEL IS SUMMATION
FROM EIGHT ANTENNA'S
ADSP-21xx
SUM
(30)
ADSP-21xx
SUM
(31)
ADSP-21xx
SUM
(32)
AD6640