20100317 x cal x&x cap x report

© 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


X-CAL-X window interface

3Important


X-CAL-X setting

• CPE • SCANNER• GPS

• Legend• Map layer• RAS import

4


Real-Time Mapping

5


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)


MAC managerment message

7


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


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


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


X-CAP-X

11


Beecem/Beecem >Power Info>RSSI>RSSI-All Data

觀察 CPE

RSSI


Beecem/Beecem >Power Info>Tx Power>CINRBeecem/Beecem >Power Info>CINR Mean>CINR Mean-All Data

觀察 CPE

CINR


看 CPE

throughput

Throughput Info>APP>FTP>FWD Throughput


XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble Power

看 SCANNER

RSSI


XCAL-XD >2.5GHz>3.A(10MHz)>Best Server>Top 1>Preamble CINR

觀察SCANNER

CINR


Beecem/Beecem >System Info>BSID

看單一天線涵蓋範圍


Beecem/Beecem >System Info>Cell ID>Preamble Index

觀察基站涵蓋


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


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


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


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


Call Result>FTP Call (click mouse right key on legend and unselect “success”)

觀察 CPE

Drop

Setup fail

所發生位置


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


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


End report

26

20100317 x cal x&x cap x report

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