Existing solutions for monitoring in-building coverage
Three types of in-building coverage solutions exist in the market: Passive,
Active, and Hybrid.
The figure below shows a typical in-building coverage system for a
building. One signal source feeds the distributed antenna system (DAS).
The following table compares the three solutions.
|
|
Passive
|
Active
|
Hybrid
|
|
Media
|
Coax cables
|
Fiber optic and CAT5
|
Fiberoptic and CAT5 + Coax
|
|
Upgrade to multi-service
system
|
No additional cost to the
DAS
|
DAS replacement
|
DAS replacement
|
|
Active components
|
No
|
In the main hub and near
each antenna
|
In the main hub and near
each floor
|
|
Management
|
No |
Exists
|
Partial
|
|
Cost
|
Low
|
High
|
Medium
|
|
Installed systems
|
85%
|
5%
|
10%
|