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LTE LTE LTE LTE mmmmeasurementeasurementeasurementeasurement e e e eventsventsventsvents
DateDateDateDate:::: 12.03.2010
Revision:Revision:Revision:Revision: 001/LME/010
Author:Author:Author:Author: Jakub Bluszcz
Leliwa Technical Bulletin
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Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Table of contentsTable of contentsTable of contentsTable of contents
Table of contents ............................................................................................................................................................................2
Parameter s-measure .....................................................................................................................................................................3
Event A1 .........................................................................................................................................................................................4
Event A2 .........................................................................................................................................................................................5
Event A3 .........................................................................................................................................................................................6
Event A4 .........................................................................................................................................................................................7
Event A5 .........................................................................................................................................................................................8
Event B1 .........................................................................................................................................................................................9
Event B2 .......................................................................................................................................................................................10
Speed dependant scaling of measurement parameters ................................................................................................................11
Acronyms and Abbreviations ........................................................................................................................................................12
References ...................................................................................................................................................................................13
Disclaimer.....................................................................................................................................................................................14
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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PPPPaaaarameter srameter srameter srameter s----measuremeasuremeasuremeasure
time
RS
RP
s-c
ell
s-measure
MEASUREMENTS
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Event A1Event A1Event A1Event A1
Hysteresis
time
trigg
erQ
uant
ity
a1-Threshold
timeT
oTrig
ger
triggerType=eventeventId=eventA1
repo
rtIn
terv
al
reportAmount
repo
rtO
nLea
ve
Serving becomes better than threshold
reportQuantity
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Event A2Event A2Event A2Event A2
Hysteresis
Serving becomes worse than threshold
time
trigg
erQ
uant
ity
a2-Threshold
timeT
oTrig
ger
triggerType=eventeventId=eventA2
repo
rtIn
terv
al
reportAmount
repo
rtO
nLea
ve
reportQuantity
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Event A3Event A3Event A3Event A3
time
trigg
erQ
uant
ity
triggerType=eventeventId=eventA3
Neighbour becomes offset better than serving
offset
Hysteresis
timeToTrigger reportInterval
reportAmount
reportOnLeave
reportQuantity
Offset = a3-offset + offsetFreq s + cellIndividualOffset s – offsetFreq n - cellIndividualOffset n
n-cell
s-cell
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Event A4Event A4Event A4Event A4
Neighbour becomes offset better than threshold
time
trigg
erQ
uant
ity
a4-Threshold
Hysteresis
triggerType=eventeventId=eventA4
reportAmount
reportQuantity
offset
timeToTrigger reportInterval
reportOnLeave
Offset = offsetFreq n + cellIndividualOffset n
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Event A5Event A5Event A5Event A5
a5-Threshold1
Serving becomes worse than thr.1 and neighbour becomes better than thr.2 tr
igge
rQua
ntity
time
offset
condition 1 fulfilled
condition 2 fulfilled
reportAmount
timeToTrigger reportIntervalreportOnLeave
reportQuantity
a5-Threshold2
Hysteresis
Hysteresis
triggerType=event eventId=eventA5
offset = offsetFreq n + cellIndividualOffset n
n-cell
s-cell
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Event B1Event B1Event B1Event B1
Inter RAT neighbour becomes better than threshold
time
utra
-RS
CP
/utra
EcN
0 R
SS
I(R
XLE
V)
a1-ThresholdUTRA/GERAN
Hysteresis
triggerType=eventeventId=eventB1
reportAmount
reportQuantity
OffsetFreq
timeToTrigger reportInterval
reportOnLeave
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Event B2Event B2Event B2Event B2
Serving becomes worse than threshold1 and inter RAT neighbour becomes better
than threshold2)tr
igge
rQua
ntity
time
condition 1 fulfilled
condition 2 fulfilled
reportAmount
timeToTrigger reportIntervalreportOnLeave
reportQuantity
b2-Threshold2UTRA/GERAN
Hysteresis
Hysteresis
triggerType=event eventId=eventB2
n-cell
s-cellb2-Threshold1
OffsetFreq
utra
-RS
CP
/utr
aEcN
0 R
SS
I(R
XLE
V)
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Speed dependant scaling of measurement parametersSpeed dependant scaling of measurement parametersSpeed dependant scaling of measurement parametersSpeed dependant scaling of measurement parameters
timeToTrigger
time
trigg
erQ
uant
ity
timeToTriger:=timeToTrigger*sf-Medium (medium-mobility detected)
timeToTriger:=timeToTrigger*sf-High (high-mobility detected)
Leliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical BulletinLeliwa Technical Bulletin LTE m LTE m LTE m LTE measurement eventseasurement eventseasurement eventseasurement events
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Acronyms and AbbreviationsAcronyms and AbbreviationsAcronyms and AbbreviationsAcronyms and Abbreviations
AKAAKAAKAAKA Authentication and Key Agreement CCOCCOCCOCCO Cell Change Order CDMACDMACDMACDMA Code Division Multiple Access DCCHDCCHDCCHDCCH Dedicated Control Channel DLDLDLDL Downlink EGPRSEGPRSEGPRSEGPRS Enhanced General Packet Radio Service GERANGERANGERANGERAN GSM/EDGE Radio Access Network HOHOHOHO Handover MMEMMEMMEMME Mobility Management Entity NASNASNASNAS Non-access Stratum Signalling PCCHPCCHPCCHPCCH Paging Control Channel PLMNPLMNPLMNPLMN Public Land Mobile Network PSIPSIPSIPSI Public Service Identity RATRATRATRAT Radio Access Technology RLCRLCRLCRLC Radio Link Control RNTIRNTIRNTIRNTI Radio Network Temporary Identifier RRCRRCRRCRRC Radio Resource Control RSCPRSCPRSCPRSCP Received Signal Code Power RSRPRSRPRSRPRSRP Reference Signal Received Power RXLEVRXLEVRXLEVRXLEV Received Signal Level TMSITMSITMSITMSI Temporary Mobile Subscriber Identity Number UEUEUEUE User Equipment ULULULUL Uplink UTRANUTRANUTRANUTRAN UMTS Terrestrial Radio Access Network
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RRRReferenceseferenceseferenceseferences
This section contains the locations of various specifications, document references and useful information where you can learn more about
this subject.
[1] 3GPP TS 36.331 Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification
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