Dinstar DWG2000E - 6.4 Isolation by Antenna Radiation Pattern

DWG2000E/F/G GSM/CDMA VoIP Gateway User Manual
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Shenzhen Dinstar Technologies Co., Ltd.
88
In real practical application, the antenna are all elliptic polarization, they have a
certain ratio. So putting the same type antennas in orthogonal position will be helpful
for isolation.
6.4 Isolate by antenna radiation pattern
Radiation pattern of low directivity antenna
radiation pattern of high directivity antenna
Recommended placement with nonmetal shelf