27 OMC-Radio-Parameters-104-ok.ppt

8/10/2019 27 OMC-Radio-Parameters-104-ok.ppt

1/104

CBB_A04_E1OMC Radio Parameters Introduction

ZTE University

CDMA-BSS Course Team


2/104

Main Content

BSS Parameters

BTS Parameters

Cell Parameters

Carrier Parameters

Channel Parameters


3/104

BSS Parameter

BSS Parameters

Forward Power Control Parameters

1X Forward Power Control

Parameters

Reverse Power Control Parameters

BSS Neighbor Cell

BSC Handoff Parameters

Gain Parameters

RLP Parameters

PTT SCH Parameters

Pay Phone Parameters

Special Number Parameters

Switch Parameters

There are twelve parameter tables in BSS grade.


4/104


5/104

BSS Parameters

MSC ID

Description :Switch ID.

Service provider specifies this parameter. The first 16 digits represent Market

ID. The last 8 digits represent the Switch number.

Value Range: 0 ~ 255.

Setting: Network operator maintains this parameter. It is unchangeable at

background.

MS MCC :Mobile Country Code

Value Range: 000~999

Default: 460

Description: It is the first three digits of the International Mobile Station Identity

(IMSI).

China = 460, USA = 310, Canada =302a, Singapore = 525.


6/104

BSS Parameters

MS MNC: Mobile Network Code

Value Range: 00~99

Default: 03

Description: part of the IMSI.

MS IMSI_11_12 Value Range: 00~99

Default: 03

Description: the eleventh and twelfth digits of the IIMSI, when IMSI is 15 digitals

in length IMSI_11_12 is equal to MNC.

An IMSI that is 15 digits in length is called a class0 IMSI (the NMSI is 12

digits in length); an IMSI that is less than 15 digits in length is called a

class 1 IMSI (the NMSI is less than 12 digits in length).

IMSI Structure


7/104

BSS Parameters


8/104

BSS Parameters

Intercurrent Voice and data supported indicator Value Range: 0, 1 Default: 0 Description: Indication of BS concurrent service beingsupported.

Packet data services zone id (Data service) Value Range: 0 255 Default: 1Description: If the base station supports a packet data

service zone, the base station shall set this field to itsnon-zero packet data services zone identifier. If thebase station does not support a packet data servicezone, the base station shall set this field to 0.


9/104


10/104

BSS Parameter

BSS Parameters


1X Forward Power Control Parameters


BSS Neighbor Cell


Gain Parameters

RLP Parameters

PTT SCH Parameters



Switch Parameters


11/104


This is for CSM1500


12/104

BSS Parameter

BSS Parameters




BSS Neighbor Cell


Gain Parameters

RLP Parameters

PTT SCH ParametersPay Phone Parameters


Switch Parameters


13/104


14/104


MS Power control step size1/2/3

Value Range: 0~2

Default: MS Power control step size 1:0

MS Power control step size 2:1MS Power control step size 3:2

Description: Step length of reverse close loop power control (1 leg, 2

or more legs). In terms of power control bits in power control

subchannel, MS adjusts transmission power according to this step

length.


15/104


16/104

This is for reverse closedPower control setpoint For example:13000: 21-13=8 dB



17/104

BSS Parameter

BSS ParametersForward Power Control Parameters



BSS Neighbor Cell


Gain Parameters

RLP Parameters

PTT SCH Parameters



Switch Parameters


18/104

BSS Neighbor cell


19/104

BSS Neighbor cell

Press here, system will jump this windows.


20/104

Neighbor cell parameters

Global neighbor cell ID Value Range: 0~1023 Default: - Description: Global neighbor cell Id is generated by backgroundautomatically. It is unchangeable.

Global neighbor cell typeValue Range: 0,1

Default: -Description: There is or there isn t relationship between BSC of localcell and BSC of neighbour cell. Not Protocol Filed.


21/104


CI Discriminator: Neighbor cell discrimination mode.

Value Range: 1,2,5,7

Default: 2

Description: Not Protocol Filed.


22/104


MarketId: (A unique market identity provided by aservice provider )

Value Range: 0~65535Default:-

Description: When the CI Discriminator isn t 7 , Location, Market Id and Switch Number are inactivated.

SwitchNumberValue Range: 0~255Default: -Description: used to uniquely identify a specialswitching center in a group of switching centers underthe same Market ID. when CI_Discriminator equals to 7,SwitchNumber is valid and used to construct MSCID.


23/104

BSS Parameter

BSS Parameters




BSS Neighbor Cell


Gain Parameters

RLP Parameters

PTT SCH Parameters



Switch Parameters


24/104



25/104


Hard handoff support RC3 and up indicator .

Value Range: 0,1

Default: 1

Description: Indication of 1X hard handoff being

supported. If not support, the MS of RC3 or above are

treated as IS-95 MS. This parameter is used in hard

handoff with disconnected BSC.


26/104


Parameters as Search window are default .

Value Range: 0,1

Default: 0

Description: Indication of set the parameters such as

search window and etc. in default. This parameter is

used in hard handoff with disconnected BSC.


27/104


SOWD and TOWD include hardware delay

Value Range: 0,1

Default: 1

Description: SOWD and TOWD contain hardware delay

indication. This parameter is used in the hard handoff

with disconnected BSC.


28/104

BSS Parameter

BSS Parameters




BSS Neighbor Cell


Gain Parameters

RLP Parameters

PTT SCH Parameters



Switch Parameters


29/104

BSS Parameter

Gain ParametersRLP ParametersPTT SCH ParametersPay Phone ParametersSpecial Number Parameters

Switch Parameters

In the most of the conditions, the default valueis used in these parameter tables.


30/104

Main Content

BSS Parameters

BTS Parameters

Cell Parameters

Carrier Parameters

Channel Parameters


31/104

BTS Parameters

The parametersof this table areused for EV-DO

service!


32/104

BTS Parameters


33/104

1X Forward Power ControlParameters/Switch Parameters

Forward power uprise step size(1/2/3 leg)

Value Range: 1 ~ 7. The unit is 0.25dB

Default: Forward power uprise step size(1 leg) = 4

Forward power uprise step size(2 leg) = 2

Forward power uprise step size(3 leg) = 1

Description: Forward power control uprising step length. If the power

control step length is set too high, the forward quick power control

response time is short, but the stable state power deviation is high. Ifthe power control step length is set too low, the stable state power

deviation is low, but the forward quick power control response time is

long.


34/104


Forward power down step size(1/2/3 leg)

Value Range: 1 ~ 7. The unit is 0.25dB

Default: Forward power down step size(1 leg) = 4

Forward power down step size(2 leg) = 2

Forward power down step size(3 leg) = 1

Description: Forward power control descending step length. If the

power control step length is set too high, the forward quick power

control response time is short, but the stable state power deviation ishigh. If the power control step length is set too low, the stable state

power deviation is low, but the forward quick power control response

time is long.


35/104

BTS Parameters

Power

The powerassigned by BTSto a subscriber.

Maximum

Minimum

Initial

These two parametersdecide Maximum

threshold andMinimum threshold


36/104


RCC2 FCH initial power (voice)Value Range: 163~203. The unit is DGU

Default: 179

Description: RC3/4/5 voice service F-FCH initial transmitting power. If

the initial transmitting power is set too high, F-FCH initial transmitting

power is high, and the MS is easier to receive information correctly

(Frame Error Rate is low), but the forward capacity is lowered when

the channel is established. If the initial transmitting power is set too

low, F-FCH initial transmitting power is low, and the MS may receive

wrong information (Frame Error Rate is high), but the forward power

resource is saved.


37/104


Nominal transmit power for voice (1/2/3 leg)

Value Range: 1~255. The unit is DGU

Default: Nominal transmit power for voice (1 leg) = 169

Nominal transmit power for voice (2 leg) = 175

Nominal transmit power for voice (3 leg) = 171

Description: Voice service nominal power.

Power region for voice (1/2/3 leg)

Value Range: 1~255. The unit is DGU

Default: Power region for voice (1 leg) = 80

Power region for voice (2 leg) = 40

Power region for voice (3 leg) = 32

Description: Voice service power variation region.


38/104

Main Content

BSS Parameters

BTS Parameters

Cell Parameters

Carrier Parameters

Channel Parameters


39/104

Cell Parameter

Cell Parameter

System Parameter

Power Control Reporting Parameter

Handoff Parameter

Reverse Link Overload Parameter

SCH Rate Parameter

Redirect Message Parameters

Link Cell

Neighbor Frequency

ECAM Information Repeat Parameters


40/104


41/104

Cell Parameter


42/104


43/104

Cell Parameter

Cell Identity : CI Value Range: 0~65535

Default:-

Description: Each cell has a unique CI.

Pilot PN sequence offset: PILOT_PN

Value Range: 0~511

Unit: 64PN chip

Description: Protocol Field.

Pilot PN sequence offset index increment: PILOT_INC

Value Range: 0~15

Unit: 64PN chip

Default: 4

Description: Protocol Field.


44/104


45/104

Cell Parameter

Cell ParameterSystem Parameter


Handoff Parameter


SCH Rate Parameter


Link Cell

Neighbor Frequency



46/104

System Parameter


47/104


48/104

Cell Parameter

Cell Parameter

System Parameter


Handoff Parameter


SCH Rate Parameter


Link Cell

Neighbor Frequency



49/104


For forward slow powerControl.


50/104

Cell Parameter

Cell Parameter

System Parameter


Handoff ParameterReverse Link Overload Parameter

SCH Rate Parameter


Link Cell

Neighbor Frequency



51/104

Handoff Parameter


52/104


53/104

Handoff Parameters

Pilot detection threshold: T_ADDValue range: 0 ~ 47 Default: 26 Unit: -0.5dbDescription: be used to trigger a mobile station to send a pilot signalstrength measurement message to start the handoff process.

Pilot drop threshold: T_DROPValue range: 0 ~ 47 Default: 30 Unit: -0.5dbDescription: be used to trigger a mobile station to send a pilot signalstrength measurement message to start the handoff drop process.

Active Set versus Candidate Set comparison threshold: T_COMPValue range: 0 ~ 15 Default: 5 Unit: 0.5dBDescription: be used to control the transfer of pilot signals from the

candidate set to the active set.


54/104


55/104

IS-2000 Soft Handoff algorithm


56/104

Dynamic Add Threshold: [(SOFT_SLOPE/8) 10 log10(PS1) + ADD_INTERCEPT/2]Dynamic Drop Threshold : [(SOFT_SLOPE/8) 10 log10(PS2) + DROP_INTERCEPT/2]

IS-2000 Soft New Parameters

Slope in the inequality criterion for adding or dropping a pilot :SOFT_SLOPEValue range: 0 ~ 63 Default: 0 Unit: -Description: Soft handoff slope .

Intercept in the inequality criterion for adding a pilot to Active Set: ADD_INTERCEPT

Value range: 0 ~ 63 Default: 26 Unit: -0.5dBDescription: Add soft handoff intercept.

Intercept in the inequality criterion for dropping a pilot from the Active Set: DROP_INTERCEPT

Value range: 0 ~ 63 Default: 30 Unit: -0.5dBDescription: Drop soft handoff intercept .


57/104

Cell Parameter



Handoff Parameter


SCH Rate Parameter


Link Cell

Neighbor Frequency

ECAM Information Repeat

Parameters


58/104



59/104


Reverse Power Control Mode:Value range: 0 ~ 4 Default: 3

Description: Reverse overload control mode.


60/104


RC2/RC3/RC4/RSCH Correction Factor

Value range: 0 ~ 32767

Unit: 1/1000

Description: The equivalent user mode will calculate the

reverse load via converting all reverse service channels

into 8 K voice R-FCH under RC1. This set of

parameters will convert R-FCH of RC1, RC3 and RC4,different target FERs and coding mode (volume or

TURBO) R-SCH into the correction factor for 8 K voice

R-FCH under RC1.


61/104

Cell Parameter



Handoff Parameter


SCH rate Parameter


Link Cell

Neighbor Frequency



62/104

We can control RSCHrate by setting the

parameters of this table

SCH Rate Parameter


63/104

Cell Parameter



Handoff Parameter


SCH Rate Parameter


Link Cell

Neighbor Frequency



64/104


65/104

Cell Parameter



Handoff Parameter


SCH Rate Parameter


Link Cell

Neighbor Frequency



66/104

Link Cell

Add neighbor PNAccording to designing .


67/104

Cell Parameter

Cell Parameter

System Parameter


Handoff Parameter


RSCH Rate Parameter


Link Cell

Neighbor frequency



68/104

Neighbor frequency

Add neighbor PN forHandoff between carriers .


69/104


70/104


We can adjusthow to repeatECAM here.


71/104

Main Content

BSS Parameters

BTS Parameters

Cell ParametersCarrier Parameters

Channel Parameters


72/104

Carrier Parameter

Carrier Parameter

Global Redirect Message Parameters

PTT SCH Power Control Parameters

Neighbor Cell List

Access Parameter

Power Control Message Parameter

Forward Power Overload Parameter

Periodic Pilot Measurement Request Order

Traffic Parameter


73/104


74/104

Carrier Parameter

We can use thesetwo parameters

to balance trafficfor multiple

carrier.


75/104

Carrier Parameter

QPCH support indicator: QPCH_SUPPORTEDValue range: 0: not supported, 1: supportedDefault: 0Description: QPCH is a new control channel in the 1Xsystem compared with the IS95 system, which can onlywork above RC3.

Nominal transmit power offsetValue range: 0~15, corresponding to 8 -~ 7 (db)respectivelyDefault: 0Description: Nominal transmit power offset, expressedin binary supplemental code. This parameter and theparameter Extended nominal transmit power are usedin the open loop power control of reverse links.


76/104

Carrier Parameter

For carrier handoff


77/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List Access Parameter




Traffic Parameter


78/104

Carrier Parameter

Just default!


79/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List

Access Parameter




Traffic Parameter


80/104

Neighbor Cell List

Attention the relationship withThe cell neighbor list!Carrier neighbor


81/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List

Access Parameter




Traffic Parameter


82/104

Access Parameter


83/104

A bi


84/104

Request Message ready

for transmission

Sequence 2 Sequence 3Access ProbeSequence 1

Access Channel

Request Attempt

Sequence MAX_RSP_SEQ

(15max )

System Time

RS PD RS

Access Probe

1+NUM_STEP

(16 max )

PD PD

Access Probe 3PI

PI

IP

RT TATA RT TA

Select access channel Initial Power

System Time

Access Probe

2Access Probe

1

PD =0 for

ResponseMessage Access Procedure

is depending on the Access parameter .

Access Probing

A P


85/104

Access Parameter

NUM_STEP, PWR_STEP and INIT_PWR function simultaneously in the

access attempt sequence of an MS.

INIT_PWR :Initial power offset of access

Unit: dB

Value range: -16 ~ 15 Default: 0

PWR_STEP :Power increment

Unit: dB

Value range: 0 ~ 7 Default: 3

NUM_STEP :Number of access trials

Value range: 0 ~ 15 Default: 6

Description: The maximum number of access probe to be transmitted.

A P


86/104

Access Parameter

MAX_CAP_SZUnit: FrameValue range: 0 ~ 7 Default: 3Description: Maximum Access Channel message capsule size. 3 less thanthe maximum number of Access Channel frames in an Access Channelmessage capsule.

PAM_SZUnit: FrameValue range: 0 ~ 15 Default: 3Description:Access Channel preamble length. 1 less than the number of

Access Channel frames that mobile stations are to transmit in each AccessChannel preamble.

A P


87/104

Access Parameter

PROBE_BKOFFValue Range: 0~15 Default:0

Description: The next access probe is transmitted after an additional

backoff delay, RT, from 0 to 1+PROBE_BKOFF slots.

RT = 0 ~ [PROBE_BKOFF +1] slots

BKOFF

Value Range: 0~15 Default:0

Description: For every access probe sequence, a backoff delay, RS,from 0 to 1+BKOFF slots is generated pseudorandomly.

RS = 0 ~ [BKOFF +1] slots


88/104

C i P t


89/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List

Access Parameter




Traffic Parameter

P C t l M g P t


90/104


Po er Control Message Parameter


91/104


Forward Power Control

Operation Mode Indicator

Value Range: 0~6

Default:0

Description: Indication

of forward power control

operation mode of F-

FCH where there is no

F-SCH.

Carrier Parameter


92/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List

Access Parameter




Traffic Parameter



93/104




94/104


Rating Power: RATING_PWR Unit: Milliwatt

Value: 0~30000

Description: The parameter refers to the rated power of HPA ,

Provided by network planning .

Cell Power design value: CELL_PWR

Unit: Milliwatt

Value: 0~30000

Description: Designed power of the cell.

Carrier Parameter


95/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List

Access Parameter




Traffic Parameter



96/104

For carrier handoff


Carrier Parameter


97/104

Carrier Parameter

Carrier Parameter



Neighbor Cell List

Access Parameter




Traffic Parameter

Traffic Parameter


98/104

Traffic Parameter

CE search window


99/104

Main Content

BSS Parameters

BTS Parameters

Cell ParametersCarrier Parameters

Channel Parameters

Channel Parameters


100/104

Channel Parameters

Pilot Channel

Synchronous Channel

Paging Channel

Access Channel

Configuring Pilot Channel


101/104




102/104


ModuleIdValue range:

Default: 1

Description: Module where the Pliot channel is located,The

parameter has influence upon cell coverage.

ElementId

Value range: 0 ~ 35

Default: 0

Description: Element where the pilot channel is located. The

parameter has influence upon cell coverage.

Pilot channel gain


103/104

40255INPILOTCH_GA

10 _

PWR CELLmW PilotPower

Pilot channel gain

Unit: (X-255)/4

Value range: 0 ~ 255 Default: 225Description : Provided by network planning, generallyaccording to the default value.Suppose the configuration value is X, the corresponding dBvalue is (x- 255)/4. For example, if Pilot_gain is set to 225, the

corresponding dB value is (225-255)/4 = -7.5dB.

The Synchronous Channel, Paging Channel and AccessChannel are similar to this.


104/104

Documents

27 OMC-Radio-Parameters-104-ok.ppt