[Tinyos-2-commits] CVS: tinyos-2.x/doc/txt tep124.txt,1.6,1.7
Omprakash Gnawali
gnawali at users.sourceforge.net
Thu Nov 20 23:19:15 PST 2008
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Update of /cvsroot/tinyos/tinyos-2.x/doc/txt
In directory ddv4jf1.ch3.sourceforge.com:/tmp/cvs-serv15137
Modified Files:
tep124.txt
Log Message:
some reorg
Index: tep124.txt
===================================================================
RCS file: /cvsroot/tinyos/tinyos-2.x/doc/txt/tep124.txt,v
retrieving revision 1.6
retrieving revision 1.7
diff -C2 -d -r1.6 -r1.7
*** tep124.txt 21 Nov 2008 06:54:40 -0000 1.6
--- tep124.txt 21 Nov 2008 07:19:12 -0000 1.7
***************
*** 49,64 ****
============================================================================
! 2.1 Link Quality
! --------------------------------------------------------------------
!
! The link quality between a directed node pair (A,B) is the probability
! that a packet transmitted by A will be successfully received by B. The
! bidirectional link quality of an undirected node pair (A,B) is the
! product of the link quality of (A,B) and (B,A). This definition
! assumes independent link losses. It also includes the case when
! the link quality of (A,B) and (B,A) are different; this can occur
! due to local interference or noise.
!
! 2.2 In-bound Link Quality
--------------------------------------------------------------------
--- 49,53 ----
============================================================================
! 2.1 In-bound Link Quality
--------------------------------------------------------------------
***************
*** 66,74 ****
quality is a value in the range of 0 to 255 that describes the quality
of the link from A to B estimated by B by counting the successfully
! received packets from A among all the transmitted packets or using
! link quality indicators such as LQI and RSSI provided by the radio on
! the node B, or some other methods.
! 2.3 Out-bound Link Quality
--------------------------------------------------------------------
--- 55,61 ----
quality is a value in the range of 0 to 255 that describes the quality
of the link from A to B estimated by B by counting the successfully
! received packets from A among all the packets transmitted by B.
! 2.2 Out-bound Link Quality
--------------------------------------------------------------------
***************
*** 79,82 ****
--- 66,80 ----
link qualities.
+ 2.3 Link Quality
+ --------------------------------------------------------------------
+
+ The link quality between a directed node pair (A,B) is the probability
+ that a packet transmitted by A will be successfully received and
+ acknowledged by B. The bidirectional link quality of an undirected
+ node pair (A,B) is the product of the link quality of (A,B) and
+ (B,A). This definition assumes independent link losses. It also
+ includes the case when the link quality of (A,B) and (B,A) are
+ different; this can occur due to local interference or noise.
+
2.4 Link Information Entry
--------------------------------------------------------------------
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