Difference between revisions of "C3-Indoor"
From its-wiki.no
Josef.Noll (Talk | contribs) |
Josef.Noll (Talk | contribs) |
||
| Line 5: | Line 5: | ||
* path loss ''L'' should always be more than free space loss. Log-normal shadow fading standard deviation of 12 dB | * path loss ''L'' should always be more than free space loss. Log-normal shadow fading standard deviation of 12 dB | ||
* Path loss model: <math>L_{indoor}=37 \log{r} + 18.3 \ n^{((n+2)/(n+1)-0.46} </math> [dB] | * Path loss model: <math>L_{indoor}=37 \log{r} + 18.3 \ n^{((n+2)/(n+1)-0.46} </math> [dB] | ||
| + | |||
| + | |||
| + | ==⌘Modelling approach - indoor== | ||
| + | [[File:RayTracing.png]] | ||
| + | |||
| + | Typical ETSI parameters: 8 kbps, BER < 10'^-3^', 20 ms delay, 50 % activity | ||
| + | |||
| + | (Source:Radio Wave Propagation for Telecommunication, Springer, and ETSI TR 101 112 V3.2.0 (1998-04)) | ||
Revision as of 21:01, 20 September 2014
| Wiki for ITS | ||||||
|---|---|---|---|---|---|---|
|
|
⌘ETSI Indoor Office test environment
- derived from COST 231
- r is transmitter-receiver distance in m; n is number of floors in the path
- path loss L should always be more than free space loss. Log-normal shadow fading standard deviation of 12 dB
- Path loss model:
[dB]
⌘Modelling approach - indoor
Typical ETSI parameters: 8 kbps, BER < 10'^-3^', 20 ms delay, 50 % activity
(Source:Radio Wave Propagation for Telecommunication, Springer, and ETSI TR 101 112 V3.2.0 (1998-04))
