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© Copyright 2007, Global Mobile Corp.1
Jerry Lu
Mar. 17, 2010
XCAL-X &X-CAP-X
© Copyright 2007, Global Mobile Corp.
X-CAL-X
• Function:
1. field test get the log files
2. Replay the log file
2
© Copyright 2007, Global Mobile Corp.
X-CAL-X window interface
3Important
© Copyright 2007, Global Mobile Corp.
X-CAL-X setting
• CPE • SCANNER• GPS
• Legend• Map layer• RAS import
4
© Copyright 2007, Global Mobile Corp.
Real-Time Mapping
5
© Copyright 2007, Global Mobile Corp.
RSSI / CINR legend
6
RSSI
MAX-(-65)-(-75)-(-85)-(-95)-MIN
CINR
MAX-23-14-7(-2)-MIN
Throughput
10M-5M-2M-500K-250K
CPE Tx power
(20)-(10)-(0)-(-10)
© Copyright 2007, Global Mobile Corp.
MAC managerment message
7
© Copyright 2007, Global Mobile Corp.
RF parameter in MAC messageMESSAGE
DCD (downlink) modulation EIRPMax=36dBm
Centerfrequency
BS-ID
Handovertrigger
UCD (uplink) modulation UL-Prembase
MOB_PAG_ADV Paging Group ID
MOB_NBR_ADV NBR list NBR PI NBR paging group ID
NBRUL-Prembase
NBR BSID
8
© Copyright 2007, Global Mobile Corp.9
RF parameter in MAC message (con’t)MESSAGE
RNG_REQ MS MAC Serving BS-ID CMAC
RNG_RSP MS MAC CID CMAC
MOB_SCN_REQ CMAC
MOB_SCN_RSP CMAC
MOB_MSHO_REG Target PI Target CINR Target RSSI
MOB_BSHO_RSP Target BS-ID Target PI
MOB_HO_IND Target BS-ID Target PI
© Copyright 2007, Global Mobile Corp.
Note of X-CAL-X
• Check all hardware is normal and working• Check the size of log in file is increasing• Re-execution x-cal-x if it is necessary
10
© Copyright 2007, Global Mobile Corp.
X-CAP-X
11
© Copyright 2007, Global Mobile Corp.12
Beecem/Beecem >Power Info>RSSI>RSSI-All Data
觀察 CPE
RSSI
© Copyright 2007, Global Mobile Corp.13
Beecem/Beecem >Power Info>Tx Power>CINRBeecem/Beecem >Power Info>CINR Mean>CINR Mean-All Data
觀察 CPE
CINR
© Copyright 2007, Global Mobile Corp.14
看 CPE
throughput
Throughput Info>APP>FTP>FWD Throughput
© Copyright 2007, Global Mobile Corp.15
XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble Power
看 SCANNER
RSSI
© Copyright 2007, Global Mobile Corp.16
XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble CINR
觀察SCANNER
CINR
© Copyright 2007, Global Mobile Corp.17
Beecem/Beecem >System Info>BSID
看單一天線涵蓋範圍
© Copyright 2007, Global Mobile Corp.18
Beecem/Beecem >System Info>Cell ID>Preamble Index
觀察基站涵蓋
© Copyright 2007, Global Mobile Corp.19
XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble CINRFilter setting :
3.A(10MHz)Best Server Top 1 Preamble Power >= -65
3.A(10MHz) Best Server Top 1 Preamble CINR <=7
觀察RSSI/CINR
不一致
© Copyright 2007, Global Mobile Corp.20
XCAL-XD >2.5GHz>3.A(10MHz)>Channel 396(2600.00MHz)>Best Preamble Index>Top 1>Preamble CINRFilter setting :
3.A(10MHz)Channel 396(2600.00MHz)Top 1 Preamble Power >= -65
3.A(10MHz)Channel 396(2600.00MHz)Top 1 Preamble CINR <=7
觀察同頻干擾
© Copyright 2007, Global Mobile Corp.21
製作四象限圖 :
觀察區塊訊號品質
Table
XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble Power
XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble CINR
Click mouse right key Create Correlation
Click mouse right key Quadrant Plot Setting >X=-65 Y=7
© Copyright 2007, Global Mobile Corp.22
RSSI> -65
CINR<7
Signal is worse
RSSI> -65
CINR>7
Signal is fine
RSSI< -65
CINR<7
Poor Coverage
RSSI< -65
CINR>7
Poor signal strength
觀察區塊訊號品質
© Copyright 2007, Global Mobile Corp.23
Call Result>FTP Call (click mouse right key on legend and unselect “success”)
觀察 CPE
Drop
Setup fail
所發生位置
© Copyright 2007, Global Mobile Corp.24
Beecem/Beecem >Power Info>Tx Power>Tx Power-All Data
Filter setting :
Beceem CPE Power Info RSSI All Data[dBm] >=-75
Beceem CPE Power Info CINR Mean All Data[dB] >=7
Beceem CPE Power Info Tx Headroom [dB] <=1
觀察 CPE Poor uplink
RSSI>-75,CINR>7
Tx Power >80%
25 dBm = 316.22mW
316.22 x 80%=252.8mw
252.8mW24dBm
Headroom <=1
© Copyright 2007, Global Mobile Corp.25
Beecem/Beecem >Power Info>Tx Power>Tx Power-All Data
Filter setting :
Beceem CPE Power Info Tx Headroom [dB] =0
觀察 CPE Full power
是否發生在異常位置
© Copyright 2007, Global Mobile Corp.
End report
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