Measurement Stand and Methodology for Research of the Off-Body and Body-to-Body Radio Channels in WBANs with Different Diversity Schemes
Table 3
The mean () and standard deviation () of system loss for different placements of the space diversity Rx antennas for lying scenarios in the ferry environment.
Scenario
Rx no.
Rx antenna placement
Upper berth
Lower berth
(dB)
(dB)
(dB)
(dB)
(dB)
(dB)
Lying on the back with hands along the body
Rx1
TOF
58.7
2.9
4.7
62.5
8.2
6.6
Rx2
TOB
61.6
4.9
54.3
5.1
Rx1
TOF
50.8
8.3
4.0
50.4
2.5
4.2
Rx2
ABR
59.1
4.5
52.9
3.9
Lying on the front with hands under the head
Rx1
TOF
61.4
10.0
4.7
58.5
6.1
4.3
Rx2
TOB
51.4
5.0
52.4
5.1
Rx1
TOF
53.4
6.7
4.1
63.4
1.5
4.2
Rx2
ABR
60.1
4.0
64.9
7.7
Lying on the left side with the right hand under the head
Rx1
TOF
46.8
8.4
4.3
57.2
4.3
4.8
Rx2
TOB
55.2
4.9
61.5
5.7
Rx1
TOF
55.7
8.4
4.1
49.3
13.6
4.1
Rx2
ABR
64.1
3.8
62.9
4.3
Lying on the right side with the right hand under the head