Change in osmo-bsc[master]: doc: power_control.adoc: Add small time graph showcasing P_CON_INTERVAL

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laforge gerrit-no-reply at lists.osmocom.org
Tue Sep 7 18:13:21 UTC 2021


laforge has submitted this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/25356 )

Change subject: doc: power_control.adoc: Add small time graph showcasing P_CON_INTERVAL
......................................................................

doc: power_control.adoc: Add small time graph showcasing P_CON_INTERVAL

Original graph made by Vadim Yanitskiy.

Change-Id: I9b76088b2d46973b477deb555214d64fcc746754
Related: SYS#5371
---
M doc/manuals/chapters/power_control.adoc
1 file changed, 16 insertions(+), 1 deletion(-)

Approvals:
  Jenkins Builder: Verified
  osmith: Looks good to me, but someone else must approve
  laforge: Looks good to me, approved



diff --git a/doc/manuals/chapters/power_control.adoc b/doc/manuals/chapters/power_control.adoc
index 30c36b1..95adbb1 100644
--- a/doc/manuals/chapters/power_control.adoc
+++ b/doc/manuals/chapters/power_control.adoc
@@ -163,7 +163,22 @@
 second Uplink SACCH block is skipped;  value 2 corresponds to the interval of
 1920 ms, so 3/4 received SACCH blocks are skipped.
 
-3GPP TS 45.008 briefly mentiones this parameter in table A.1 (P_Con_INTERVAL).
+3GPP TS 45.008 briefly mentions this parameter in table A.1 (P_Con_INTERVAL).
+
+A small time graph is depicted below for better understanding of the meaning of
+values for this parameter, since it is not obvious at all.
+
+.Example: Suspension interval accomplished by several values of P_CON_INTERVAL
+----
+|<-->| - one SACCH multi-frame period
+|    |
+|----|----|----|----|----|----|----|----|----> SACCH multi-frames
+a) *    *    *    *    *    *    *    *    *      P_CON_INTERVAL=0 (0.48 s, default)
+b) *         *         *         *         *      P_CON_INTERVAL=1 (0.96 s)
+c) *                   *                   *      P_CON_INTERVAL=2 (1.92 s)
+d) *                             *                P_CON_INTERVAL=3 (2.88 s)
+e) *                                       *      P_CON_INTERVAL=4 (3.84 s)
+----
 
 ==== Power change step size
 

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Gerrit-Project: osmo-bsc
Gerrit-Branch: master
Gerrit-Change-Id: I9b76088b2d46973b477deb555214d64fcc746754
Gerrit-Change-Number: 25356
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <pespin at sysmocom.de>
Gerrit-Reviewer: Hoernchen <ewild at sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <laforge at osmocom.org>
Gerrit-Reviewer: osmith <osmith at sysmocom.de>
Gerrit-MessageType: merged
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