From 87aa619d0b924bd6bcc6f34a62bcab0be4c153f2 Mon Sep 17 00:00:00 2001 From: Pau Espin Pedrol Date: Mon, 6 Sep 2021 12:24:12 +0200 Subject: doc: power_control.adoc: Add small time graph showcasing P_CON_INTERVAL Original graph made by Vadim Yanitskiy. Change-Id: I9b76088b2d46973b477deb555214d64fcc746754 Related: SYS#5371 --- doc/manuals/chapters/power_control.adoc | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/doc/manuals/chapters/power_control.adoc b/doc/manuals/chapters/power_control.adoc index 30c36b127..95adbb147 100644 --- a/doc/manuals/chapters/power_control.adoc +++ b/doc/manuals/chapters/power_control.adoc @@ -163,7 +163,22 @@ Setting `ctrl-interval` to 1 increases the interval to 960 ms, so basically ever 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 -- cgit v1.2.3