Upload
trinv
View
216
Download
0
Embed Size (px)
Citation preview
7/27/2019 9.WCDMA P&O a en Handover Control 201012
1/66
Handover control feature
7/27/2019 9.WCDMA P&O a en Handover Control 201012
2/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
3/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
4/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
5/66
Intra-frequency handover
Function Introduction
Measurement ControlRelated Events
Event Handling
Case Study
7/27/2019 9.WCDMA P&O a en Handover Control 201012
6/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
7/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
8/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
9/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
10/66
Time-To-Trigger
Reportingevent 1A
Measurementquantity
Time
TrigTime[MAX_INTRA_MEAS_EVENT]
P CPICH 1RptRange
[MAX_INTRA_MEAS_EVENT]
P CPICH 2
P CPICH 3
7/27/2019 9.WCDMA P&O a en Handover Control 201012
11/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
12/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
13/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
14/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
15/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
16/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
17/66
Intra-frequency handover
Function Introduction
Measurement ControlRelated Events
Event Handling
Case Study
7/27/2019 9.WCDMA P&O a en Handover Control 201012
18/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
19/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
20/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
21/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
22/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
23/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
24/66
Inter-frequency handover
Function Introduction
Measurement ControlRelated Events
Event Handling
Case Study
7/27/2019 9.WCDMA P&O a en Handover Control 201012
25/66
Measurement Control
When to set up inter-frequency Measurement?
When to modify inter-frequency Measurement?
When to delete inter-frequency Measurement?
7/27/2019 9.WCDMA P&O a en Handover Control 201012
26/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
27/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
28/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
29/66
The inter-frequency configuration index
7/27/2019 9.WCDMA P&O a en Handover Control 201012
30/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
31/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
32/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
33/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
34/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
35/66
Inter-frequency handover
Function Introduction
Measurement ControlRelated Events
Event Handling
Case Study
7/27/2019 9.WCDMA P&O a en Handover Control 201012
36/66
Event Handling
Event 2A/2B/2C
Event 2Dz Compressed mode
z Configure MC of 2A/2B/2C/2E
Event 2E: attempt to Inter-RAT handover
Event 2Fz Close compressed mode
z Disable inter-freq MC
7/27/2019 9.WCDMA P&O a en Handover Control 201012
37/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
38/66
Inter-Frequency Handover Sample
38
7/27/2019 9.WCDMA P&O a en Handover Control 201012
39/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
40/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
41/66
Inter-RAT handover
Measurement Control
Related EventsEvent Handling
Case Study
7/27/2019 9.WCDMA P&O a en Handover Control 201012
42/66
Measurement Control
When to set up inter-RAT Measurement?
When to modify inter-RAT Measurement?
When to delete inter-RAT Measurement?
7/27/2019 9.WCDMA P&O a en Handover Control 201012
43/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
44/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
45/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
46/66
The inter-RAT configuration index
7/27/2019 9.WCDMA P&O a en Handover Control 201012
47/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
48/66
Configuration Parameter
7/27/2019 9.WCDMA P&O a en Handover Control 201012
49/66
Configuration Parameter
Measurement configuration index: 7
7/27/2019 9.WCDMA P&O a en Handover Control 201012
50/66
Configuration Parameter
7/27/2019 9.WCDMA P&O a en Handover Control 201012
51/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
52/66
Inter-RAT Handover Parameter Summary
Parameter Name Default Value TRUE Value
Time To Trigger 3A 100ms 100ms
Time To Trigger 3B 100ms 100ms
Time To Trigger 3C 100ms 100ms
UTRAN Filter Coefficient(Rat) 3 3
GSM Filter Coefficient(Rat) 3 3
GSM BSIC Verification Required Indicatior Required Required
UTRAN Quality Estimation Reporting Indicator Not Report Not Report
GSM Carrier RSSI Reporting Indicator Report Report
Cell individual offset(gsmRelation) 0db 0db
UTRAN Measurement Quantity for Inter-frequencyand Inter-RAT Measurements
RSCP RSCP
Share Cover Indication Neighbor Neighbor
7/27/2019 9.WCDMA P&O a en Handover Control 201012
53/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
54/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
55/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
56/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
57/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
58/66
Inter-RAT Handover Sample2
58
Ec_f1
GSM
Ec_f2
2D t2F 2D
2
F
2E 3A
2
D
2
E
3A(
G)
RSCP
3A(
W)
7/27/2019 9.WCDMA P&O a en Handover Control 201012
59/66
Content
Intra-frequency handover
Inter-frequency handoverInter-RAT handover
HSDPA handover
HSUPA handover
7/27/2019 9.WCDMA P&O a en Handover Control 201012
60/66
Function description
For HSDPA in some cases there is handoverassociated with channel switch
7/27/2019 9.WCDMA P&O a en Handover Control 201012
61/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
62/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
63/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
64/66
7/27/2019 9.WCDMA P&O a en Handover Control 201012
65/66
I f h d
7/27/2019 9.WCDMA P&O a en Handover Control 201012
66/66
Inter-frequency handover
HS-DSCH/E-DCH->DCH/DCH
DCH/DCH->HS-DSCH/E-DCH
HS-DSCH/E-DCH->HS-DSCH/E-DCH HS-DSCH/E-DCH->HS-DSCH/DCH
HS-DSCH/DCH->HS-DSCH/E-DCH