Step B. Determine How Many Aps Are Needed - Alcatel OmniAccess Wireless System 2.1 Product Manual

Building Type
Hospital
Warehouse/
Manufacturing
S is the minimum signal strength over 95% of the coverage area.
Note 1:
Requires 802.11a.
Note 2:

Step B. Determine How Many APs are Needed

In this step you define the coverage area for each floor in the building and divide it into rectangles and
calculate how many APs are needed by dividing the area of each rectangle by the Z factor squared.
This example is for a typical office building with a desired average user throughput of 5 Mbps.
11/5/04
90-100831-300 Rev 2Alcatel OmniAccess Wireless Access Point Quick Installation Guide 13
Measure-
ment
(Note 1)
1 Mbps
2
5000
A (ft. )
R (ft.) 50
Z (ft.) 71
S (dBm) -85
2
7000
A (ft. )
R (ft.) 59
Z (ft.) 84
S (dBm) -85
Step 2: Determining Deployment Strategy
Average User Throughput
12 Mbps
5 Mbps
(Note 2)
4000 3500
45 42
63 59
-75 -70
6000 5000
55 50
77 71
-75 -70
Step B. Determine How Many APs are Needed
18 Mbps
(Note 2)
3000
39
55
-65
4000
45
63
-65