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Sdcch=no. tch/2 ag:pg=1:2

1 TRX cell BCCH TRX 0 1 2 3 4 5 6 7

MBCCHC TCHF TCHF TCHF TCHF TCHF TCHF TCHF

(sd 4 and 3 ccch block)

out of 3 ccch block 1 you can define as AGCH so rest 2 will be pagingMBCCB

(sd 3, cbch 1 and 3 ccch block)


MBCCH SDCCH/8 TCHF TCHF TCHF TCHF TCHF TCHF

(sd 0, 9 ccch block, out of 9, 3 blck for AGCH and rest 6 for paging)

SDCCB ( 7 SD and 1 CBCH)

TCH TRX TCHF TCHF TCHF TCHF TCHF TCHF TCHF TCHF


MBCCH SDCCB TCHF TCHF TCHF TCHF TCHF TCHF(sd 0, 9 ccch block, out of 9, 3 blck for AGCH and rest 6 for paging)

TCH TRX SDCCH/8 TCHF TCHF TCHF TCHF TCHF TCHF TCHF



MBCCH SDCCB TCHF TCHF TCHF TCHF TCHF TCHF

(sd 0, 9 ccch block, out of 9, 3 blck for AGCH and rest 6 for paging)




1,3,5,7,9,11,13,15,17 = 9 freq

2,4,6,8,10.12.14.16= 8 freq

117 = 0.16

2

0,2,4,6,8,10,12,14,16= 9 TRX

31 15 BCCH15 TCH 7.5 8 TRX

1 GB

17 9

14

17 8.5

11 TRX w/o gd

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12 with gd

MA 1

MA 2

cells 1 2 3 4 5 6 7 8 9

Freq 1 2 3 4 5 6 7 8 9

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1. TCH Ch

2. SDCCH

3. AGCH

4. PCH

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10 11 12

10 11 12

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TRX Id

1

2

3

4

5

6

7

8

Combiner

TRX1 Combiner

TRX1

TRX2

TRX3

TRX4

Sector 1

Sector 2

Sector 3

TRX1

TRX2

TRX3

TRX2

TRX3

TRX4

TRX4 Combiner

Combiner

Duplexer

Duplexer

Combiner

Combiner

Duplexer

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X-Pol Ant

RX Div(T3&4)RX main(T1&2)

RX main(T3&4)

RX Div(T1&2)

Duplexer

Duplexer

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Baseband hopping

FREQ TS0 TS1 TS2 TS3 TS4 TS5 TS6

Sector 1 ( 4 TRX ) TRX1 BCCH TRX F1 MS1

TRX2 TCH TRX F3TRX3 TCH TRX F5

TRX4 TCH TRX F7

HSN=0 that cyclic hopping, HSN=/ Random hopping

Sector 2 ( 4 TRX ) TRX1 BCCH TRX F9

TRX2 TCH TRX 11

TRX3 TCH TRX 13

TRX4 TCH TRX 15

Sector 3 ( 4 TRX ) TRX1 BCCH TRX F17TRX2 TCH TRX 19

TRX3 TCH TRX 21

TRX4 TCH TRX 23

RF hopping

MAIO TS0 TS1 TS2 TS3 TS4 TS5 TS6


TRX2 TCH TRX 0

TRX3 TCH TRX 1

TRX4 TCH TRX 2


Sector 2 ( 4 TRX ) TRX1 BCCH TRX

TRX2 TCH TRX 3

TRX3 TCH TRX 4

TRX4 TCH TRX 5


TRX2 TCH TRX 6

TRX3 TCH TRX 7

TRX4 TCH TRX 8

MA List id 1

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MA List ARFCN F1,3,5,7,9,11,13,15,17,19,21,23,25,27 14 Freq without Adj Freq

MAIO 0,1,.13

MAIO step size 1

MA List id 2

MA List ARFCN F2,4,.28 14 Freq without Adj Freq

MAIO 0,1,.13

MAIO step size 1

MA 1 4 TRX

HSN 1 1 BCCH

MAIO 0 3 TCH-Hop TRX

MAIO Step Size 1

Site A Site B

4 TRX 4 TRX

1 BCCH 1 BCCH

3 TCH-Hop TRX 3 TCH-Hop TRX

MA 1

HSN 1 MA 1

MAIO 6 HSN 1

MAIO Step Size 1 MAIO 3

MAIO Step Size 1

2X2 hopping

1X1

MA List 3

MA ARFCN F1,2..28

MAIO Step Size 2

RF hopping


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TRX2 TCH TRX 0

TRX3 TCH TRX 2

TRX4 TCH TRX 4



TRX2 TCH TRX 6

TRX3 TCH TRX 8

TRX4 TCH TRX 10


TRX2 TCH TRX 12

TRX3 TCH TRX 14

TRX4 TCH TRX 16

MA 1 4 TRX

HSN 1 1 BCCH

MAIO 0 3 TCH-Hop TRX

MAIO Step Size 2

Site A Site B

4 TRX 4 TRX

1 BCCH 1 BCCH

3 TCH-Hop TRX 3 TCH-Hop TRX

MA 1

HSN 1 MA 1

MAIO 12 HSN 1

MAIO Step Size 2 MAIO 6

MAIO Step Size 2

3X3

1X3

RF hopping


Sector 1 ( 4 TRX ) TRX1 BCCH TRX F90

TRX2 TCH TRX 0

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TRX3 TCH TRX 1

TRX4 TCH TRX 2



TRX2 TCH TRX 0TRX3 TCH TRX 1

TRX4 TCH TRX 2


TRX2 TCH TRX 0

TRX3 TCH TRX 1

TRX4 TCH TRX 2

31 15 BCCB

16 TCH

1X1 28 Freq

8 3+3+2 4+4+3

0.5625

0.5

16(4+4+3)

Freq List 1,2,..16

MAIO 0,1,..15

Nokia Siemens/Eric

TCH TRX1 0 1 1

TCH TRX2 2 3 3

TCH TRX3 4 5 5

TCH TRX4 6 7 7

TCH TRX5 8 9 9

TCH TRX6 10 11 11

TCH TRX7 12 13 13

TCH TRX8 14 15 15

TCH TRX9 0 1 16

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TS7

TS7 MA List =1 HSN=1

Ma Step Size=1

0 6 12

2 8 14

4 10 16

MA List =1 HSN=1

MA List =1 HSN=1

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MA List =3 HSN=1

MA List =3 HSN=1


F1,3,5,7

MAIO Step Size=1

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MA List =2 HSN=1

F9,11,13,15MAIO Step Size=1

MA List =3 HSN=1

F17,19,21,23

MAIO Step Size=1

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BSC Nokia 3i

6 BCSU

1 BCSU

110 TRX

total = 660 TRX

248 Sites/BCF ids 2.66129

248 Cells 2.66129

660 TRX

1(Phy)+1 PCU Per BCSU

1 PCU

64 GPRS Enable Cells/ 128 GPRS TRX/256 GPRS TS

1 NSEI

Air Abis A

MS BTS BSC/BSCU+PCU MSC MSC 1

Gb LAC LAC 1

LAC 2

SGSN GGSN Internet

RAC

RAC=>>RAC>>>NSEI>>>Cells>>TRX>>>TS

20 cells

RAC 1 RAC 3

NSEI 1 NSEI 2

40 cells

RAC 2

LAC 2

NSEI 1 LAC 1

PLMN

MSC

BCS BSC Para

BCF( Site) BCF Para

BTS ( Cell) HO Para, PC Para, GPRS Para, Hopping, Access

TRX CH Type, TRX Para

TS Ch Config.

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BSIC Plan

7 7 7 7 7 7 7

NCC 6 6 6 6 6 6 6

BCCH/BCC 0 1 2 3 4 5 6

1 Sec 1

23 sec 2

4

5

6 sec 3

7

8

9

10

11

12

13

1415

a 2-60 c 4-61

b 2-60

Nbr a c Nbr c a

b

Cell 1 PLMN 5 Cell 2 PLMN 5,6

F1 NCC+BCC 60

BSIC=50 F2

M R

F1 RX Level XX BSIC 50

F2 RX Level YY BSIC 60

M R

F2 RX Level XX BSIC 60

F1 RX Level YY BSIC 50

NCC 6,7

PLMN=6&7

DR Cell 1 F2 Cell 2 F1

TCH full TCH

SDCCH got

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MS1

M R

F2 RX Level -65 BSIC 60


If TCH cong is there and other Nbr is better than -85 dBm then it will triggSDCCH to TCH Handover

Queuing

Cell 1 F2 Cell 2 F1

TCH full TCH

MS will

wait for 12

sec on

SDCCH SDCCH got

MS1

M RF2 RX Level -65 BSIC 60


Class mark

1 MS 3 SD 2

2 MS 1 SD 0

VIP 3 MS 2 SD 1

Queuing Length 50%

Means 50 % of Avil TCH

2 TRX cell, 14 TCH

Qu length = 7

7 MS can wait on SDCCH

Queuing time

Max time

10 Sec

DR Time Min Time MAX time

2 12

0 2 4 6 8 10

Queuing MS1DR Time

Location Update

LAC 1 LAC 2

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MS 1 MS 1

LAC 1 Cell 1 RX -75 , C1 = Min RX Acc Min( -105) - Current RX Level ( -75)= 30

LAC 2 Cell 3 RX - 73 C1=32

Cell 1 C1 < Cell 3 C1 by 2 dB

LAC 1 Cell 1 RX -85 , C1 = Min RX Acc Min( -105

LAC 2 Cell 3 RX - 73 C1=32

Cell 1 C1 < Cell 3 C1 by 12 dB

Now its more 6 dB so MS will give LOC Up req to

Dedicate mode 1st HO will happen and once call is release then MS will do imm LAC up

RLT

RLT will be maintain in MS as well in BTS for that particular Time Slot allocated to MS in

PO( Power Offset )

BTS TX Power = Max power ( 43 dBm ) - PO

37 dBm

Interference

Cell 1 Cell 2

F1 F1

TS 2 = MS 1 TS 2= Idle

-85 dBm

-65 dBm

TS 2 = MS 2

MS 2 should be better

Cell 1 0,1,2,7

0,0,1,3,4,5,5,0

Ch assignment

MS 1 TS 5

if you loss any DL or UL SACCH Block then it will decr by 1 or if you decode SACCHBlk successfully then it will incr by 2. Once it is become 0 then ch will be release that is

called as RF Drop.

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MS 2 TS 4

MS 3 TS 7

MS 4 TS 2

MS 5 TS 3

MS 6 TS 4

MS 7 TS 5

MS 8 TS 6

Half Rate

TCH 1 TCH 2 TCH 3 TCH 4 TC TCH 6 TCH 7

if any new call then FR

Then it is H

t=0 sanjay

t=1 PradeepDaval

Onkar

sanjay

Pradeep

Daval

Onkar

C2

C2=c1+CELL RESELECT OFFSET - temp offset* (pent time

Micro cell MS 1 Macro

C2 Y Cell 1

Cell 2 RX -65 and C1=35

Cell 2

RX -60 and C1=40

cond 1 C2=C1+10-20*fun(*(time*240ms)

if timer is not 0 then value

if qual is bad then only handover

level -90 and macro cell -60 c2=40+10-20=30

cell 1 c1=35 > cell2 c2=30

cond 2

c2=40+10-0=50

c2 > c1 by 15 dB

TX Power

HR Rate TS

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5 33

6 29

7 27

8 25

9 23

10 2111 19

12 17

13 15

14 13

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MSC 2

LAC 4

LAC 3

Para, Idle para

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7

6

7

BCCH

a c b

MR 2-60 -75

ms freq 2

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er DR call

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) - Current RX Level ( -85)= 20

Cell 3

date

uplink

then -75

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TCH 8 TCH 9 TCH 10

R

TCH 9.6

TCH 0Tch 0

0

2.4

)

/p is 1

HR Rate TS

HR Rate TS

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A B

F1 F21X1 1X1

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Mean Samples SD

-81 -65 16 16

-76 5 5

-87 -6 6

-98 -17 17

-65 16 16

-76 5 5-87 -6 6

-98 -17 17

-65 16 16

-76 5 5

-87 -6 6

-98 -17 17

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-47

-48

-49

-50

-51

-52

Adj-Ch -53 HO-54

-55

-56

-57

-58

-59

C -60

-61

-62

-63

Co-Ch -64

-65-66

-67

-68

-69

-70

-71

-72

-73

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Power budget

GENERAL INFORMATION

Frequency 1800 System: DCS1800

Case desc MS Class: 1

RECEIVING END: BS MS

RX RF- Input Sensitivity dBm -108.00 -100.00 A

Interference Degradation Margin dB 3.00 3.00 B

Body Proximity Loss dB 0.00 2.00 C

Cable Loss + Connectors dB 3.00 0.00 D

Rx Antenna Gain dBi 18.00 0.00 E

Diversity Gain dB 4.00 0.00 F

Isotropic Power dBm -124.00 -95.00 G=A+B+C+D-E-F

Field Strength dBV/m 18.31 47.31 H=G+Z*

TRANSMITTING END: MS BS

TX RF Output Peak Power W 1.00 29.50

(mean power over RF cycle) dBm 30.00 44.70 K

Body Proximity Loss dB 2.00 0.00 L

Isolator + Combiner + Filter dB 0.00 2.20 M

RF-Peak Power, Combiner Outpu dBm 28.00 42.50 N=K-L-M

Cable Loss + Connectors dB 0.00 3.00 O

TX Antenna Gain dBi 0.00 18.00 P

Peak EIRP W 0.63 562.11

(EIRP = ERP + 2dB) dBm 28.00 57.50 Q=N-O+P

* Z = 77.2 + 20*log(freq[MHz])

LINK-BALANCE EVALUATION UL DL

Theoretic Isotropic Path Loss dB 152.00 152.50 R=Q-G

Isotropic Path Loss to be conside dB 152.00 UL Limited Min (UL,DL)

Path Loss unbalancement dB 0.50 Abs (UL-DL)

TX RF Max Output Power to be u dBm 30.00 44.20

BT99 - AFE with combiner bypass

132812278 Trx Config Sdcch

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