PC bts

7/27/2019 PC bts

1/64

12.,$3RZHU&RQWURO3371LWKL Company confidential

3RZHU&RQWURO

-1LWKLDQDWKDQ

7/27/2019 PC bts

2/64


$*(1'$

,QWURGXFWLRQ

2SHQ/RRS3RZHU&RQWURO

5DQGRP$FFHVV3URFHGXUH )DVW/RRS3RZHU&RQWURO

2XWHU/RRS3RZHU&RQWURO

0LVFHOODQHRXV7RSLFVRUQ3RZHU&RQWURO 6XPPDU\

7/27/2019 PC bts

3/64


,QWURGXFWLRQ

7/27/2019 PC bts

4/64


3RZHU&RQWURO3&

:&'0$LVLQWHUIHUHQFHOLPLWHG

3RZHUFRQWUROLVQHFHVVDU\IRUHDFKXVHUWRWUDVPLWDQGUHFHLYHMXVW

HQRXJKSRZHUFDXVLQJPLQLPXPLQWHUIHUHQFHWRRWKHUXVHUV 6HFRQGDU\DGYDQWDJHLVWKHUHGXFHGEDWWHU\FRQVXPSWLRQIRU8(V

8(WUDFNV3&3,&+LHLWUHDFKHVIUHTXHQF\VORWVFUDPEOLQJFRGHV\QFKURQL]DWLRQEHIRUH3&VWDUWV

3&LVFRQQHFWLRQEDVHG

,QWKHFDVHRIDPXOWLVHUYLFHFRQQHFWLRQWKHSRZHUFRQWUROIDVWWDUJHWVHWWRWKHKLJKHVWRIWKHDOOVHUYLFHVLQXVH

7KHPDLQPHDVXUHPHQWSDUDPHWHU6,5LVXVHGIRU3&

(F,RLVPHDVXUHGDQGHTXDOWR56&3566,6,5LVFDOFXODWHGPXOWLSO\LQJ(F,RZLWK6)LQWKH8/DQG6)LQWKH'/

7/27/2019 PC bts

5/64


3&IRU0XOWLVHUYLFHFRQHFWLRQ

6SHHFKVHUYLFH

9LGHR

VHUYLFH

:HEEURZVLQJ

Air interface:

Common fast PC

for all services

One target for fastPC

51&

Estimate the quality foreach service

Set target according tothe service requiring

highest target forfast PC

)DVW3&

%6

2QHSK\VLFDOFRQQHFWLRQ

Set targetfor fast PC

5HFHLYHG

GDWDIRUDOOVHUYLFHV

7/27/2019 PC bts

6/64


(IIHFWRI7[5[3RZHUVRQ,QWHUIHUHQFH/HYHOV

'RZQOLQNWUDQVPLVVLRQSRZHU,QWHUIHUHQFHWRWKHQHWZRUN

8SOLQNUHFHLYHGSRZHU

,QWHUIHUHQFHWRRZQFHOOXVHUV

8SOLQNWUDQVPLVVLRQSRZHU

,QWHUIHUHQFHWRRWKHUFHOOV

6LQFHHYHU\7[DQG5[SRZHULVFDXVLQJLQWHUIHUHQFHWRRWKHUV3&LVQHFHVVDU\WROLPLWWKHLQWHUIHUHQFH

7/27/2019 PC bts

7/64


3RZHU&RQWURO/RRSV

2SHQ/RRS3&&RQWUROV7[SRZHURI5$&+)$&+06HVWLPWHVSDWKORVVEHWZHHQ8(%76

)$&+LVFRQWUROOHGE\VHQGLQJTXDOLW\LQIRUPDWLRQRQ5$&+

)DVW&ORVHG/RRS3&&RQWUROV7[SRZHURI'&+

2XWHU/RRS3&&RQWUROV7[SRZHURI'&+ '/SRZHUFRQWUROIRU157WUDIILF

5HWUDQVPLVVLRQSURWRFROGRHVQRWQHFHVVLWDWHIDVWSRZHU

FRQWURO/LPLWHG'/SRZHUUDLVHRUVORZHU'/SRZHUFRQWUROUDWH+]

7/27/2019 PC bts

8/64


3RZHU&RQWURO/RRSV

(IIHFWLYHSRZHUFRQWUROLVHVVHQWLDOLQ:&'0$GXHWRIUHTXHQF\UHXVHIDFWRURIRQHLQLGHDOFDVH

)DVWSRZHUFRQWURO PDNHV(E1RUHTXLUHPHQWVORZHU HTXDOL]HVUHFHLYHGSRZHUVDW%76LQXSOLQNDYRLGVQHDUIDUHIIHFW LQWURGXFHVLQWHUIHUHQFHSHDNVLQWKHWUDQVPLVVLRQ

2SHQORRSSRZHUFRQWUROIRULQLWLDOSRZHUVHWWLQJRIWKH8( 2XWHU3&ORRSDWDVORZHUUDWHDFURVVWKH,XELQWHUIDFHLQXSOLQN

$GMXVWVWKH6,5WDUJHWWRDFKLHYHDWDUJHW%/(5%(5GHSHQGLQJRQ WKH8(VSHHG

$YDLODEOHPXOWLSDWKGLYHUVLW\ 8(SRZHUFRQWUROG\QDPLFVFORVHWRSHDNSRZHU 6+2EUDQFKHV

7KHUHLVDOVRVLPLODURXWHUORRSSRZHUFRQWUROLQ8(

7/27/2019 PC bts

9/64



7/27/2019 PC bts

10/64



3XUSRVH7RVHWWKHLQLWLDOWUDQVPLWWHGSRZHURI35$&+'3&&+LQWKH8/DQG'3&+)$&+LQWKH'/

8(GHWHUPLQHVWKHXSOLQNSUHDPEOHSRZHURI35$&+ 8(35$&+)LUVW3UHDPEOH3RZHU 7UDQVPLVVLRQSRZHURI&3,&+%URDGFDVWRQ%&+ 'RZQOLQN56&3PHDVXUHPHQWRIDFWLYHFHOORQ&3,&+0HDVXUHGE\8( 7RWDOUHFHLYHGZLGHEDQGLQWHUIHUHQFHSRZHUDW:&'0$%76%URDGFDVWRQ

%&+ 5HTXLUHGUHFHLYHG6,5DWWKH:&'0$%76%URDGFDVWRQ%&+

8(GHWHUPLQHVWKH8/SRZHURI'3&&+DVIROORZV '3&&+LQLWLDOSRZHU8SOLQN'3&&+SRZHURIIVHW6HQWE\51&'RZQOLQN

56&3PHDVXUHPHQWRIDFWLYHFHOORQ&3,&+0HDVXUHGE\8( )$&+IURP%76LVIL[HGDQGVHWRQDSHUFHOOEDVLV5$1

2SHQORRS3&LVDSDUWRIUDQGRPDFFHVVSURFHGXUHIRU35$&+FKDQQHO

7/27/2019 PC bts

11/64


5DQGRP$FFHVV3URFHGXUH

7/27/2019 PC bts

12/64



8(WUDQVPLWVWKHILUVWSUHDPEOHZLWKWKHSRZHUGHWHUPLQHGE\8/RSHQORRS3&

,IWKH8(GRHVQRWGHWHFWDQ\DFTXLVLWLRQLQGLFDWRULQ$,&+LWLQFUHDVHVWKHSUHDPEOH7[SRZHUE\DVSHFLILHGRIIVHW3R

,IWKH8(GHWHFWVWKHSRVLWLYHLQGLFDWRULQ$,&+LWWUDQVPLWVWKHUDQGRPDFFHVVPHVVDJHRUDFFHVVVORWVDIWHUWKH8/DFFHVVVORWRI

WKHODVWWUDQVPLWWHGSUHDPEOH 7KH7[SRZHURIWKHFRQWUROSDUWRIUDQGRPDFFHVVPHVVDJHVKRXOGEH

3SPKLJKHUWKDQWKHODVWWUDQVPLWWHGSUHDPEOHSRZHU

7KHUHTXLUHGSRZHURIIVHWYDOXHVIRUUDQGRPDFFHVVSURFHGXUH 3RZHURIIVHWEHWZHHQWKHSUHDPEOHDQGFRQWUROSDUWPHVVDJHLQ35$&+3SP 3RZHURIIVHWZKHQQRDFTXLVLWLRQLQGLFDWRULVQRWUHFHLYHGLQ$,&+3RZHU5DPS

6WHS3R

7/27/2019 PC bts

13/64



7KHPHVVDJHSDUWRIWKHXSOLQN35$&+XVHVJDLQIDFWRUVWRFRQWUROWKHFRQWUROGDWDSDUWUHODWLYHSRZHUVLPLODUWRWKHXSOLQNGHGLFDWHGSK\VLFDOFKDQQHOV

5$1VXSSRUWVWKH35$&+GDWDELWUDWHVVXFKDVNVSVZLWKWKHFRUUHVSRQGLQJVSUHDGLQJIDFWRUVRU

7KHGDWDUDWHIRUFRQWUROSDUWLVNVSV

7KHUHIRUHWKHUHZLOOEHVHWVRIJDLQIDFWRUVIRUGDWDSDUWDQGFRQWUROSDUW

7/27/2019 PC bts

14/64


)DVW/RRS3RZHU&RQWURO

7/27/2019 PC bts

15/64


8SOLQN)DVW3RZHU&RQWURO73&

3

38(DQG8(DUHWUDQVPLWWLQJRQWKHVDPHIUHTXHQF\!HTXDOL]LQJWUDQVPLWWHUSRZHUVLVFULWLFDOQHDUIDUSUREOHP

2SWLPXPVLWXDWLRQ33DWWKH%76DWDOOWLPHV

'LIIHUHQWSDWKDWWHQXDWLRQVDUHFRPSHQVDWHGE\XVLQJSRZHUFRQWURO

2SHQORRSSRZHUFRQWURO8(DGMXVWVLWVLQLWLDOWUDQVPLWWHUSRZHUDFFRUGLQJWRUHFHLYHGVLJQDOOHYHO

&ORVHGORRSSRZHUFRQWURO%76FRPPDQGV8(WRLQFUHDVHRUGHFUHDVHLWVWUDQVPLVVLRQSRZHUDWN+],WLVEDVHGRQUHFHLYHGVLJQDOWRLQWHUIHUHQFHUDWLR6,5HVWLPDWHVLQ%76

&ORVHGORRSSRZHUFRQWURODOVRIROORZVWKHIDVWIDGLQJSDWWHUQDWORZDQGPHGLXPVSHHGVNPK

%76

8(

8(

73&FRPPDQGV

73&FRPPDQGV

LI6,5!6,5VHWWKHQGRZQHOVHXS

8(DGMXVWVSRZHUDFFRUGLQJWR73&FRPPDQGV

7/27/2019 PC bts

16/64


)DVW3RZHU&RQWURO

0 200 400 600 800-20

-15

-10

-5

0

5

10

15

20

ChannelTrans mitte d powerRe ce ive d powe r

Max. doppler 5Hz, One Rayleigh tap channel, ant. diversity

7/27/2019 PC bts

17/64


8SOLQN)DVW&ORVHG/RRS3&

*HQHUDWHVWKH73&ELWLQHDFK3&F\FOH+]

'DWD

7)&,

7)&,

73&

73&

3LORW

3LORW'DWD

)%,

'DWD

'DWD 7)&,73&

3LORW

7LPHVORWPV

'DWD

'3'&+ '3&&+ '3'&+ '3&&+

8/'3&&+

DW%6

8/'3'&+

DW%6

'/'3&+DW%6

8SOLQN6,5

0HDVXUHPHQW

7LPHVORWPV

6HWWLQJRIWKH

73&FRPPDQG

)UDPHWLPLQJGHOD\EHWZHHQ8/'/'3&+VLVFKLSV

7/27/2019 PC bts

18/64



Data2Data1

*1,2 The SIR measurement periods illustrated here are examples. Other ways of measurement are allowed to achieveaccurate SIR estimation.

*3 If there is not enough time for UTRAN to respond to the TPC, the action can be delayed until the next slot.

Data1TPC

Data1TPC

PILOTPILOT

PILOT

Response

To TPC (*3)

TPC

DL SIRmeasurement (*1)

PILOT TFCI TPC

DL-UL timing

offset (1024 chips)

Slot (2560 chips)

PILOTPILOT Data2Data1TPC

PILOTPILOT TFCI TPC

Slot (2560 chips)

Propagation delay

UL SIRmeasurement (*2)

Responseto TPC

DL DPCCHat UTRAN

Propagation delay

DL DPCCHat UE

UL DPCCHat UTRAN

UL DPCCHat UE

512 chips

TFCI

TFCI

7/27/2019 PC bts

19/64


8SOLQN)DVW&ORVHG/RRS3&FRQWG:&'0$%76

0HDVXUHG6,56,5WDUJHW!73&FRPPDQGLV0HDVXUHG6,5!6,5WDUJHW!73&FRPPDQGLV

&RPSDUHPHDVXUHG6,5ZLWK6,5WDUJHWYDOXHUHFHLYHGIURP8/RXWHUORRS3&

0HDVXUHUHFHLYHG6,5RIWKHSLORWELWVRQ8/'3&&+

06

06VHWVWKHSRZHURQ8/'3&&+DQG8/'3'&+IROORZLQJZD\

73&FRPPDQG!LQFUHDVHSRZHUE\G%

73&FRPPDQG!GHFUHDVHSRZHUE\G%

8/'3&&+'3'&+V

6HQG73&FRPPDQGRQ'/'3&&+

&KDQJHGSRZHURQ8/'3&&+'3'&+V

7KHILJXUHVKRZV8/IDVWFORVHGORRS3&SURFHGXUHLQRQHUDGLROLQNFDVH

7/27/2019 PC bts

20/64


8/)DVW&ORVHG/RRS&RQWURO3&

7ZRDOJRULWKPVWRSURFHVV73&FRPPDQGVWRRQH73&FRPPDQGZKHWKHUWKH\DUHLQ6+2RUQRW

8(DGMXVWVWKH'3&&+SRZHUE\'3&&+

73&

[73&BFPG

,I3RZHU&RQWURO$OJRULWKP3&$VHWE\QHWZRUNSODQQLQJWKHQ$OJRULWKP

7KHUHFHLYHG73&FRPPDQGLVWKHQ73&BFPG

7KHUHFHLYHG73&FRPPHQGLVWKHQ73&BFPG

,I8(LVLQVRIWHUKDQGRYHU 51&VHWVWKHVDPH73&FRPELQDWLRQLQGH[SDUDPHWHUIRUWKHUDGLR

OLQNVXQGHURQH%766RWKHUHFHLYHG73&FRPPDQGVDUHNQRZQWREHWKHVDPHDQGFRPELQHGWRRQH73&FRPPDQG

7/27/2019 PC bts

21/64



,I8(LQ6RIWKDQGRYHU

8(PHDVXUHV6,5YDOXHIRUHDFKFHOO ,I6,5LVVXIILFLHQWO\ODUJHWKH73&LVUHJDUGHGUHOLDEOH 73&ELWVIURPVRIWHUKDQGRYHUOLQNVIURPWKHUHVSHFWLYH%76VZLOOE

FRPELQHGWREHRQHFRPPDQGEHIRUHWKHQH[WVWHS ,IHYHQRQHRIWKHUHOLDEOH73&ELWVLVIURPDVRIWKDQGRYHU%6

WKHPRELOHWUDQVPLVVLRQSRZHULVGHFUHDVHG ,IDOOUHOLDEOH73&ELWVDUHIURPGLIIHUHQW%6VLQ6+2WKHSRZHU

LVLQFUHDVHG

7KHUHOLDELOLW\RI6,5YDOXHLVLQLWLDOO\JLYHQE\WKHDGPLVVLRQFRQWURODQGLVXSGDWHGE\WKHKDQGRYHUFRQWURO

7/27/2019 PC bts

22/64



,I3&$WKHQ$OJRULWKP1RWLQ5$1 73&FRPPDQGSURFHVVLQJLVRQVORWF\FOH7KHVHWVRIVORWVDUHDOLJQHG

WRWKHIUDPHERXQGDULHVZLWKRXWRYHUODSSLQJRQHRQDQRWKHU

7KHILUVW73&FRPPDQGVIURPDVHWRIVORWV73&BFPG $IWHUWKHWK73&8(PDNHVKDUGGHFLVLRQRQDOOWKHUHFHLYHG73&FRPPDQGV

,IDOOKDUGGHFLVLRQVZLWKLQDVHWDUHWKHQ73&BFPG ,IDOOKDUGGHFLVLRQVZLWKLQDVHWDUHWKHQ73&BFPG

RWKHUZLVH73&BFPG

,I8(LVLQVRIWHUKDQGRYHU 51&VHWVWKHVDPH73&FRPELQDWLRQLQGH[SDUDPHWHUIRUWKHUDGLR

OLQNVXQGHURQH%66RWKHUHFHLYHG73&FRPPDQGVDUHNQRZQWREH

WKHVDPHDQGFRPELQHGWRRQH73&FRPPDQG

7/27/2019 PC bts

23/64


8/)DVW&ORVHG/RRS&RQWURO3&

,I8(LVLQVRIWKDQGRYHU 7KHUHFHLYHG73&FRPPDQGVPD\EHGLIIHUHQWDQGFRPELQDWLRQRI

WKH73&FRPPDQGVIURPUDGLROLQNVDUHSHUIRUPHGE\WKH8(DV

IROORZV )RUHDFKFHOOLQWKHDFWLYHVHW73&BWHPSSDUDPHWHULVIRUPHGDVWKHIROORZLQJ ,IDOO73&FRPPDQGVIURPDFHOODUHWKHQ73&BWHPSLV ,IDOO73&FRPPDQGVIURPDFHOODUHWKHQ73&BWHPSLV 2WKHUZLVH73&BWHPSLV 7KHQWKHVH73&BWHPSVIURPHDFKFHOODUHFRPELQHGWRRQH73&BFPGDVJLYHQEHORZ

LI WKHQ73&BFPGLV

,ILWLVWKHQ73&BFPGLVDQGRWKHUZLVH73&BFPG 7KHSRZHUFKDQJHVWHSVL]H73&RUG%LVD8(VSHFLILFSDUDPHWHUEXWFRQWUROOHG

E\WKHQHWZRUN

=

>N

i

itempTPC

N 15.0_

1

7/27/2019 PC bts

24/64


6HWWLQJRI8/'3&&+DQG'3'&+3RZHUV

8/ 73& SURFHGXUH FRQWUROV VLPXOWDQHRXVO\ SRZHU RI '3&&+ DQG LWVFRUUHVSRQGLQJ '3'&+ 3& ORRS DGMXVWV WKH SRZHU RI WKH '3&&+ DQG'3'&+VZLWKWKHVDPHDPRXQW

+RZHYHU WKHUH DUH GLIIHUHQW JDLQ IDFWRUV YDULDEOH IUDPH E\ IUDPHEDVLVLQ'3&&+DQG'3'&+VFDXVHGE\GLIIHUHQWGDWDUDWHVIRU'3&&+DQG'3'&+V

7KH06VFDOHVWKHWRWDO7[SRZHURI'3&&+DQG'3'&+LQVXFKDZD\WKDW'3&&+SRZHUIROORZVWKH3&QRWH[FHHGLQJWKHPD[LPXPDOORZHGSRZHUVHWRXWE\51&/LPLWLQJ8(SRZHUIHDWXUHQRWLQ5$1

7KH JDLQ IDFWRUV IRU '3&&+ DQG '3'&+V IRU HDFK XVHG 7)& LVFDOFXODWHGEDVHGRQVLJQDOHGUHIHUHQFH7)&YDOXHV.

7KHJDLQIDFWRUVGXULQJFRPSUHVVHGIUDPHV5$1DUHEDVHGRQWKH

JDLQIDFWRUVGHILQHGLQQRUPDOIUDPHV

7/27/2019 PC bts

25/64


'/)DVW&ORVHG/RRS3&

3RZHUVHWWLQJRQ'/'3&+FDQEHVHHQDVIROORZV

3232DQG32 DUH SRZHU RIIVHWV RI '3&&+SLORW73& DQG 7)&,UHVSHFWLYHO\

7[ SRZHU RI '3&&+ DQG '3'&+V LQFUHDVHG RU GHFUHDVHG ZLWK WKHVDPHDPRXQWEXWZLWKRIIVHWVVHWE\106

,QLWLDO PLQLPXP DQG PD[LPXP WUDQVPLVVLRQ SRZHU IRU '/ '3&+

GHWHUPLQHGE\$&IXQFWLRQDOLW\

' D W D 7 )& ,7 3& 3LORW' D W D

' 3 ' & + ' 3 & & + ' 3 ' & + ' 3 & & +

'/'3&+DW

: & ' 0 $ % 7 6

7LPHVORWPV

32 32

32

'RZQOLQN

7UDQVPLVVLRQ

3 R Z H U

7/27/2019 PC bts

26/64


'/)DVW/RRS3&

8(PHDVXUHVWKH6,5RQ'/'3&&+GXULQJWKHSLORWSHULRGLQQRQKDQGRYHUPRGH

%XWLQKDQGRYHUPRGH8(PHDVXUHVWKH6,5IRU'/'3&&+LQDSLORW3&DIWHUWKH0'&

%HIRUHJHQHUDWLQJ73&FRPPDQGV8(FKHFNV'3&B02'('RZQOLQN3RZHU&RQWURO0RGH

'3&B02'(SDUDPHWHULVD8(VSHFLILFSDUDPHWHUFRQWUROOHGE\WKHQHWZRUN ,I'3&B02'(LV8(VHQGVXQLTXH73&FRPPDQGLQHDFKVORWLQWKH

ILUVWDYDLODEOH73&ILHOGLQWKH8/'3&&+ ,I'3&B02'(LVUHSHDWVWKHVDPH73&FRPPDQGVRYHUVORWEXWD

QHZ73&FRPPDQGLVVHQWDWWKHEHJLQQLQJRIWKHIUDPH '3&B02'(LVVHWWRLQ5$151&VHQGVLWWR8(LQ55&

7/27/2019 PC bts

27/64


'/)DVW/RRS3&

8SRQUHFHLYLQJWKH73&FRPPDQGV%6DGMXVWVLWVGRZQOLQN'3&&+'3'&+SRZHUDFFRUGLQJO\

)RU'3&B02'(%76HVWLPDWHVWKHWUDQVPLWWHG73&FRPPDQG73&HVWWREHRUDQGXSGDWHVWKHSRZHULQHYHU\VORW

,I'3&B02'(%76HVWLPDWHVWKHWUDQVPLWWHG73&FRPPDQG73&HVWRYHUWKUHHVORWVWREHRUDQGXSGDWHVWKHSRZHUHYHU\WKUHHVORWV

7/27/2019 PC bts

28/64


2XWHU/RRS3RZHU&RQWURO

7/27/2019 PC bts

29/64


8SOLQN2XWHU/RRS3RZHU&RQWURO%76

%76

51&

Macro diversitycombining

Outer looppower control

,XE

Fast powercontrol 1.5 kHz

6,5WDUJHWIRUIDVWSRZHUFRQWURO

+]

5HFHLYHGGDWD

2XWHUORRS3&DGMXVWVWKH

6,5WDUJHWVUHTXLUHGGHSHQGLQJRQ8(VSHHGDQGPXOWLSWKSURSDJDWLRQHQYLURQPHQWWRDFKLHYHUHTXLUHGTXDOLW\ZLWKPLQ

SRZHU

7/27/2019 PC bts

30/64


8SOLQN2XWHU/RRS73&

CNRNC

if SIR > (SIR)set then "down"else "up"

frame reliability info

(SIR)set adjustmentcommand

outer loopcontrol

if FER increase then(SIR)set "up"

else (SIR)set "down"

required (SIR)set for 1 % FER

time

MS stands still

RXWHUORRS73&PDLQWDLQVOLQNTXDOLW\

RSWLPL]HVFDSDFLW\UDQJH

LVWKHOLQNDGDSWDWLRQPHWKRGLQ

:&'0$ GXULQJVRIWKDQGRYHUFRPHVDIWHUVRIW

KDQGRYHUIUDPHVHOHFWLRQ

7/27/2019 PC bts

31/64


8SOLQN2XWHU/RRS)XQFWLRQDOLW\

UL outer loop PC

Entity #NUL outer loop PC

Entity #1

UL outer Loop PC

Controller

RNC

BS 1

UL fast closedloop PC

BS 2

UL fast closedloop PC

L1/FP

UL Outer Loop PC

L1/FP

L1/FPL1/FP

7KHIXQFWLRQDOLW\KDVSDUWVVXFKDVFRQWUROOHUDQGRXWHUORRS3&HQWLWLHV

RQH8/RXWHUORRS3&(QWLW\IRUHDFK

WUDQVSRUWFKDQQHO5$%LQWKH51& 7KHHQWLWLHVFDOFXODWHUHTXLUHG6,5

WDUJHWVDFFRUGLQJWRWKHTXDOLW\HVWLPDWHV

8/2XWHU/RRS3&&RQWUROOHUFRQWUROVDOO8/2/3&(QWLWLHVXQGHUWKHVDPH55&FRQQHFWLRQ

8/RXWHUORRS3&FRQWUROOHULQWKH3&RI'0&8XQLWLQ51&

8/RXWHUORRS3&&RQWUROOHUJHWVEHDUHUVSHFLILFSDUDPHWHUVIRUHDFK'&+IURPWKH$GPLVVLRQ&RQWURO

/)3/'&+)UDPH3URWRFRO

7/27/2019 PC bts

32/64


8/2XWHU/RRS3RZHU&RQWUROIXQFWLRQV

$GPLVVLRQ&RQWURO$&

8/2XWHU/RRS3&&RQWUROOHU

3&3DUDPHWHUV6,57DUJHW

&ROOHFWLQJRIWKH6,57DUJHWFKDQJHV

6HWWLQJRIWKHSDUDPHWHUV$FWLYLW\VWDWHFRQWURO

/RDG&RQWURO/&

$FWLYLW\UHSRUW

6,57DUJHWPRGLILFDWLRQFRPPDQG

3&3DUDPHWHUV

$FWLYLW\FRQWUROUHSRUW

1HZ6,57DUJHW

3&SDUDPHWHUVDWWKH5$%VHWXS

/5$%6HWXS

,QLWLDO6,57DUJHW

8/ 2 W / 3 & W O I WL

7/27/2019 PC bts

33/64


8/2XWHU/RRS3RZHU&RQWUROIXQFWLRQV

8/2XWHU/RRS3&(QWLW\(QWLW\SDUDPHWHUVUHSRUWLQJSHULRG

DFWLYLW\VWDWH

VHOHFWHGWRWUDQVPLWQHZ6,57DUJHWRQRII

3&SDUDPHWHUV

&DOFXODWLRQRI6,57DUJHWFKDQJH7UDQVPLWQHZ6,57DUJHWYDOXHWR%6RQRII

0'&

%6

6,57DUJHW

8/IDVWFORVHGORRS3&

4XDOLW\LQIRPDWLRQ)(5%(51HZ6,57DUJHW

/)3 6,57DUJHW /)38/TXDOLW\ LQIR

)3)UDPH3URWRFRO

7/27/2019 PC bts

34/64


8SOLQN2XWHU/RRS&RQWURO$OJRULWKP

5HFHLYHGTXDOLW\EHWWHUWKDQUHTXLUHG

TXDOLW\

,QFUHDVH6,5WDUJHW

'HFUHDVH6,5WDUJHW

1R

7/27/2019 PC bts

35/64


8SOLQN2XWHU/RRS3&$OJRULWKP

0DLQWDLQVWKH(E1RVHWSRLQWIRUDQXSOLQNEHDUHU

7KH(E1RVHWSRLQWLVDSSOLHGWRWKHGHWHUPLQDWLRQRI73&ELWYDOXHLQWKHIDVWFORVHGORRS3&

7KHFKDQJHLQWKHVHWSRLQWLVEDVHGRQWKHIUDPHHUURUUDWH)(5HVWLPDWHVREWDLQHGZLWKWKHIUDPHUHOLDELOLW\LQGLFDWRU)5,HJF\FOLFUHGXQGDQF\FKHFN&5&RIWKHLQWHUOHDYLQJSHULRG

7KHIROORZLQJLVRQHRIWKHDOJRULWKPVXVHGLQRXWHUORRS3&HQWLW\IRUVHUYLFHVZLWK%/(5RIRUKLJKHU

( )

_

blockstransport#

CRCsblocktransportfailed#

)(_)1(_

size is 1dBstep

tionFER_estima

FER_targettionFER_estimastep_size

tsetpointEb/NotsetpointEb/No

==

+=+

7/27/2019 PC bts

36/64


5HTXLUHG%HDUHU6SHFLILF3DUDPHWHUV

,QWKH5$%VHWXSWKH8/RXWHUORRS3&FRQWUROOHUJHWVWKHIROORZLQJEHDUHUVSHFLILFSDUDPHWHUVIRUHDFK'&+IURP$&

,QLWLDO6,5WDUJHW

0LQLPXP6,5WDUJHW 0D[LPXP6,5WDUJHW %/(5WDUJHWIRUORZTXDOLW\EHDUHUV %(5WDUJHWIRUKLJKTXDOLW\EHDUHUV

,QWHUOHDYLQJWLPH 7\SHRIWKHXVHG2/3&DOJRULWKP%/(5RU%(5

7KH8/2/3&FRQWUROOHUJHWVDOVRWKHIROORZLQJFRQILJXUDWLRQSDUDPHWHUV

$FWLYLW\UHSRUWLQJSHULRGV QB'7;PLQLPXPOHQJWKRIWKH'7;SHULRGPV $FWXDOVWHSVL]HIRUDGMXVWLQJWKH6,5WDUJHW 0LQLPXPVWHSVL]HIRUWKH6,5WDUJHWPRGLILFDWLRQV

7/27/2019 PC bts

37/64


'RZQOLQN2XWHU/RRS3&

,PSOHPHQWHGLQ8(WRVHW6,5WDUJHWRQHDFK&&7U&+RQHLQ5$1XVHGIRUWKH'/FORVHGORRS3&

4XDOLW\WDUJHW%/(5RIHDFKWUDQVSRUWFKDQQHODVVHWE\51&

$GPLVVLRQ&RQWURO$&GHWHUPLQHVWKHYDOXHRI'/%/(5WDUJHWIRUHDFK'&+PDSSHGRQ'3&+

1R6,5WDUJHWFKDQJHLI%76SRZHUUHDFKHVPD[LPXPRUQHWZRUN

FRQJHVWLRQRFFXUVWKRXJKWKHTXDOLW\JHWVZRUVH)HDWXUHQRWLQ5$1 '/RXWHUORRS3&GXULQJWKHFRPSUHVVHGPRGH'LIIHUHQW6,5WDUJHWV

DUHXVHGGXULQJDQGDIWHUFRPSUHVVHGIUDPHV

'/RXWHUORRS3&FRPSUHVVHGPRGHSDUDPHWHUVSURYLGHGE\DGPLVVLRQFRQWURODUHFRPPXQLFDWHGWR8(E\51&,PSOHPHQWHGLQ5$1

7/27/2019 PC bts

38/64


.H\3ODQQLQJ5HODWHG3DUDPHWHUV

,QLWLDO8SOLQN6,5

8SOLQN6,50D[

8SOLQN6,50LQ 8/6,5WDUJHW6WHSVL]HG%GHIDXOWG%

,QLWLDO'RZQOLQN6,5

'RZQOLQN6,50D[ 'RZQOLQN6,50LQ

7/27/2019 PC bts

39/64


0LVFHOODQHRXV7RSLFVRQ3RZHU&RQWURO

7/27/2019 PC bts

40/64


3RZHU&RQWUROLQ6RIW+DQGRYHU

%76

%76

Both BTSsDetect downlink PC command from mobile

Adjust downlink transmission power

51&Power drifting

control

8(&KHFNUHOLDELOLW\RIXSOLQN3&FRPPDQG

$GMXVWXSOLQNWUDQVPLVVLRQSRZHU

3RZHUGULIWLQJ

5HOLDELOLW\

FKHFN

7/27/2019 PC bts

41/64


3RZHU'ULIWLQJ3UREOHP

,QVRIWKDQGRYHUWKH73&ELWVIURPWKH8(DUHLQGHSHQGHQWO\GHWHFWHGE\HDFK%76

2ZLQJWRGHWHFWLRQHUURUVWKHUDGLROLQNWUDQVPLVVLRQSRZHUVRI%76V

VWDUWGULIWLQJDSDUW

UE

PC command

PC command

Detection ofPCcommand

Adjustment ofdownlink power

Detection of

PCcommand

Adjustment of

downlink power

3 ' LI L 3 L $O L K 3'3

7/27/2019 PC bts

42/64


3RZHU'ULIWLQJ3UHYHQWLRQ$OJRULWKP3'3

3'3SHULRGLFDOO\FRPSDUHVWKHWUDQVPLWWHGUDGLROLQNSRZHUZLWKDUHIHUHQFHSRZHU

7KHSHULRGLVUHIHUUHGWRDVWKHFRUUHFWLRQSHULRGVORWV

7KHUHIHUHQFHSRZHULVWKHPD[LPXPRIWKHDYHUDJHG'/SRZHUVLQ6+2EUDQFKHVPLQXVDQRIIVHWHJG%

7KHUHIHUHQFHSRZHULVXSGDWHGDERXWHYHU\PV

'XULQJWKHFRUUHFWLRQSHULRGWKHWUDQVPLVVLRQSRZHUVRIHDFKEUDQFKDUHVORZO\GULYHQWRZDUGVWKHUHIHUHQFHSRZHU

7KHDYHUDJH3'FRUUHFWLRQZLWKLQDRQHWLPHVORWLVFRQVLGHUDEO\VPDOOHUWKDQWKHIDVWFORVHGORRS3&VWHS

3N3N373&N33'FRUUHFWLRQN

) WL O OLW I WK 3'3 I WL OLW

7/27/2019 PC bts

43/64


Iub

SRNC

BS #2

Iub

DRNC

BS #3

Iur

DL fast closed

loop PC /PDP algorithm

DL fast closed


HC /

PDP algorithm control

from BSs to RNC: Averaged DL power

from RNC to BSs: Initial parameters,reference transmission power

L3

L3

L3

BS #1

DL fast closed


)XQFWLRQDOVSOLWRIWKH3'3IXQFWLRQDOLW\

. 3O L 5 O W G 3 W

7/27/2019 PC bts

44/64


.H\3ODQQLQJ5HODWHG3DUDPWHUV

)DVW&ORVHG/RRSSRZHU&RQWURO 3&6WHS6L]H8/7KH8/LQQHUORRS3&VWHSVL]HLVXVHGLQQRUPDOPRGHE\WKH8(WR

FDOFXODWHWKHSRZHULQFUHDVHGHFUHDVHXSRQUHFHLYLQJ73&FRPPDQGVRUG% 'HIDXOW9DOXHG%

3&6WHS6L]H'/XVHGE\%76DVDERYHRUG% 'HIDXOW9DOXHG%

3'35$1GRHVQRWVXSSRUW3'3 &RUUHFWLRQ3HULRG'/7[SRZHUFRQYHUJHQFHWLPHWRUHI3RZHU3'3 0D[&RUU3'PD[LPXPFRUUHFWLRQVWHSSHUVORW7KLVVKRXOGEHFOHDUO\EHORZ

WKH'/FORVHGORRSSRZHUFRQWUROVWHS

'/WUDQVPLVVLRQSRZHUDYHUDJLQJSHULRG7LPHSHULRGLQZKLFKWKH%76DYHUDJHVWKHXVHG'/WUDQVPLVVLRQSRZHUDQGVHQGVUHVXOWWRWKH51&

' OL N 3 & W O I 157 7 IIL

7/27/2019 PC bts

45/64


'RZQOLQN3RZHU&RQWURORI1577UDIILF

157VHUYLFHVKDYHDUHWUDQVPLVVLRQSURWRFRO )DVWIDGLQJLVQRWFULWLFDO %/(5KLJKHUWKDQFDQEHXVHG

7RRIDVW3&FDXVHVXQQHFHVVDU\WUDQVPLVVLRQSRZHUVSLNHV

7ZRDOWHUQDWLYHZD\VWRLPSOHPHQWVORZHU'/SRZHUFRQWURO /LPLWHG'/SRZHUUDLVH

,IWKHWRWDOSRZHUUDLVHRYHUD'/SRZHUDYHUDJLQJZLQGRZLVZLWKLQWKHSRZHUUDLVHOLPLWWKHSRZHULVLQFUHDVHE\WKHVWHSVL]H

6ORZHU'/SRZHUFRQWUROUDWH+] HYHU\ILIWK73&FRPPDQGLVH[HFXWHG 7KHDOJRULWKPZRUNVDVIDVWFORVHGORRS3&EXWZLWKVORZVSHHG 1RWLPSOHPHQWHGLQ5$1

3& L & G 0 G

7/27/2019 PC bts

46/64


3&LQ&RPSUHVVHG0RGH

&RPSUHVVHG0RGHIRUPHDVXUHPHQWVRI*60:&'0$7'')''IUHTXHQFLHV

,I8(LVFDSDEOH51&PD\RUGHU8(DQGSURYLGHVSDUDPHWHUVWRHQWHU

WKHFRPSUHVVHGPRGH

,QIRUPDWLRQWUDQVIHUUHGZLWKLQPVLVFRPSUHVVHGLQWLPH

,QVWDQWDQHRXV7[SRZHULQFUHDVHRIFRPSUHVVHGIUDPH7RFRPSHQVDWH

WKHUHGXFHGSURFHVVLQJJDLQ7RPDLQWDLQWKHVDPHTXDOLW\ &RPSUHVVLRQPHWKRGVUDWHPDWFKLQJSXQWXULQJQRWXVHGLQ8/

UHGXFWLRQLQVSUHDGLQJIDFWRUE\KLJKHUOD\HUVFKHGXOLQJ

$LPRI8/3&LQ'/RUDQG8/FRPSUHVVHGPRGH5HFRYHU6,5IDVWFORVHWR6,5WDUJHWDIWHUHDFKWUDQVPLVVLRQJDS

%XWQHLWKHUWKH8/RXWHUORRS3&QRUWKH'/2/3&DOJRULWKPVDIIHFWHGE\FRPSUHVVHGPRGHLPSOHPHQWDWLRQ

3& LQ &RPSUHVVHG 0RGH

7/27/2019 PC bts

47/64


3&LQ&RPSUHVVHG0RGH

7KH6,5WDUJHWGXULQJFRPSUHVVHGPRGHLVGLIIHUHQWIRUPWKH6,5WDUJHWGXULQJWKHQRUPDOPRGH

0D[LPXPLGOHOHQJWKLVVORWVPVIUDPH

'HSHQGLQJRQWKHVWDUWLQJVORWDQGOHQJWKRIWKHJDSWKHJDSFDQEHSODFHGZLWKLQRQHVLQJOHIUDPHRUH[WHQGWRWZRIUDPHV

'XULQJWKHUHFRYHU\SHULRGDIWHUDWUDQVPLVVLRQJDSWKH3&VWHSVL]HLV

KLJKHUWKDQWKDWIRUWKHQRUPDOPRGHDQGPLQLPXPRIG% &RPSUHVVHGIUDPHVDUHSURYLGHGQRUPDOO\LQWKH'/DQGLQVRPHFDVHV

LQWKH8/DVZHOO

,IWKH\DSSHDULQWKH8/WKH\QHHGWREHVLPXOWDQHRXVZLWKWKHGRZQOLQNDOVR

8/ &RPSUHVVHG )UDPH 6WUXFWXUH 3&

7/27/2019 PC bts

48/64


8/&RPSUHVVHG)UDPH6WUXFWXUH3&

VORW1ODVW

'DWD

3LORW 7)&, )%, 73&

VORW1ILUVW

'DWD

3LORW 7)&, )%, 73&

7UDQVPLVVLRQ*DS

PV

Slot

9

Transmission Gap

Compressed Frame

Slot Slot

7

RESUME +

PILOT

TPC +

PILOT

Recovery Period

Slot

14

TPC

RP-TPCTPC

Compressed Frame

0

8/ &RPSUHVVHG 0RGH 3RZHU 2IIVHWV

7/27/2019 PC bts

49/64


8/&RPSUHVVHG0RGH3RZHU2IIVHWV

3LORWSRZHURIIVHWEHWZHHQFRPSUHVVHGDQGXQFRPSUHVVHGIUDPHV

'XULQJFRPSUHVVHGPRGHLQHYHU\VORWEHIRUHWKHJDSSRZHULVDGMXVWHGE\'3&&+DVEHORZ

3RZHURIIVHWRIWKHILUVWVORWDIWHUWUDQVPLVVLRQJDSLVJLYHQEHORZ

7UDQVPLWSRZHURIIVHWGXULQJUHFRYHU\SHULRGDIWHUILUVWVORWLVJLYHQEHORZ

=

currentbitspilot

previousbitspilotPILOT

,__#

,__#log10

PILOTTPCDPCCHcmdTPC += _.

PILOTRESUMEDPCCH+=

PILOTTPCRPDPCCH+=

_

'/ &RPSUHVVHG )UDPH 6WUXFWXUH 3&

7/27/2019 PC bts

50/64


'/&RPSUHVVHG)UDPH6WUXFWXUH3&

6ORW1ILUVW

73&

'DWD 7)&, 'DWD 3/

6ORW1ODVW

3/ 'DWD

73&

7)&, 'DWD 3/

7UDQVPLVVLRQ*DS

6ORW1ILUVW

73&'DWD

7)

&, 'DWD 3/

6ORW1ODVW

3/ 'DWD

73&

7)

&, 'DWD 3/

7UDQVPLVVLRQ*DS

73&

)UDPHVWUXFWXUHW\SH$0D[LPL]HVWKHWUDQVPLVVLRQJDS

)UDPHVWUXFWXUHW\SH%2SWLPL]HGIRUSRZHUFRQWURO3LORWRIODVWVORWLQWKHJDSWUDQVPLWWHG

3LORWRIODVWVORWLQWKHJDSWUDQVPLWWHG

73&ILHOGRIIUVWVORWLQWKHJDSWUDQVPLWWHG

'/3&LQFRPSUHVVHGPRGHLQ5$1LQZKLFKIUDPHVWUXFWXUHW\SH$LVXVHG

*DLQ RI )DVW 3RZHU &RQWURO

7/27/2019 PC bts

51/64


*DLQRI)DVW3RZHU&RQWURO

6SHHFKSHUIRUPDQFH)(5NESVPVLQWHUOHDYLQJZLWKEUDQFKUHFHLYHUDQWHQQDGLYHUVLW\LQXSOLQN

6ORZSRZHUFRQWUROQRSRZHUFRQWUROLQVLPXODWLRQVFRUUHFWDYHUDJHSRZHU

Slow power control Fast 1.5kHz power

control

Gain from fast

power control

ITU Pedestrian A 3 km/h 11.3dB 5.5dB 5.8dB

ITU Vehicular A 3 km/h 8.5dB 6.7dB 1.8dB

ITU Vehicular A 50 km/h 6.8dB 7.3dB -0.5dB

Slow power control Fast 1.5kHz powercontrol

Gain from fastpower control

ITU Pedestrian A 3 km/h 11.3dB 7.7dB 3.6dB

ITU Vehicular A 3 km/h 8.5dB 7.5dB 1.0dB

ITU Vehicular A 50 km/h 6.8dB 7.6dB -0.8dB

7KHJDLQIURPWKHIDVWSRZHUFRQWUROLVODUJHU IRUORZPRELOHVSHHGVWKDQIRUKLJKPRELOHVSHHGV LQUHTXLUHG(E1RVWKDQLQWUDQVPLWWHGSRZHUV LIRQO\OLWWOHPXOWLSDWKGLYHUVLW\LVDYDLODEOH

5HTXLUHG(E1RYDOXHV

5HTXLUHGUHODWLYHWUDQVPLWWHG

SRZHU

3RZHU &RQWURO 'LYHUVLW\

7/27/2019 PC bts

52/64


3RZHU&RQWURO'LYHUVLW\

$WORZ8(VSHHGSRZHUFRQWUROFRPSHQVDWHVWKHIDGLQJIDLUO\FRQVWDQWUHFHLYHSRZHUDQG7[SRZHUZLWKKLJKYDULDWLRQV

:LWKGLYHUVLW\WKHYDULDWLRQVLQ7[SRZHULVOHVV

'LYHUVLW\UHGXFHVWKH7[SRZHUULVHGXHWRQRQLGHDOSRZHUFRQWUROLQFUHDVLQJFDSDFLW\LQ'/

$W8(VSHHG!NPSKIDVWSRZHUFRQWUROFDQQRWIROORZWKHIDVWIDGLQJWKHUHIRUHGLYHUVLW\KHOSVNHHSUHFHLYHSRZHUOHYHOPRUHRUOHVV

FRQVWDQW

,QWKH8/7[DIIHFWVDGMDFHQWFHOOLQWHUIHUHQFHDQG5[SRZHUDIIHFWVLQWHUIHUHQFHZLWKLQWKHFHOO

7/27/2019 PC bts

53/64

3RZHU &RQWURO LQ 6RIW +DQGRYHU

7/27/2019 PC bts

54/64


3RZHU&RQWUROLQ6RIW+DQGRYHU

,VVXHVDVVRFLDWHGZLWKLW 'RZQOLQN3RZHU'ULIWLQJ 5HOLDELOLW\RI8SOLQN3RZHU&RQWURO&RPPDQGV

,PSURYHG3RZHU&RQWURO6LJQDOOLQJ4XDOLW\LQ'/ 7KHSRZHURI'3&&+FKDQQHOLVPRUHWKDQWKDWRI'3'&+

3RZHURIIVHWIRULPSURYLQJ'/VLJQDOOLQJTXDOLW\

'DWDILHOG 'DWDILHOG7)&,

3&

VLJQDOOLQJ

3LORW

VORWPV

3RZHURIIVHW

/LPLWHG 3RZHU &RQWURO '\QDPLFV

7/27/2019 PC bts

55/64


3UREOHPLQRXWHUORRSFRQWURODOJRULWKP

$WWKHHGJHRIFRYHUDJHDUHD8(7[SRZHUUHDFKHVPD[LPXPZLWKLQVXIILFLHQWTXDOLW\,QFUHDVHLQ6,5FRPDQGE\%76ZLOOQRWLPSURYH

TXDOLW\(E1RLVXQQHFHVVDULO\KLJK2QO\LQFUHDVHVVLJQDOOLQJORDG &ORVHWR%DVH6WDWLRQ8(7[SRZHUUHDFKHVPLQLPXPZLWKPRUHWKDQ

VXIILFLHQWTXDOLW\'HFUHDVHLQ6,5FRPPDQGE\%76ZLOOQRWORZHUWKHTXDOLW\(E1RLVXQQHFHVVULO\ORZ2QO\LQFUHDVHVVLJQDOOLQJORDG

7KHVDPHSUREOHPRFFXUVLQ'/DOVR

6ROXWLRQ 6HWWLJKWHUOLPLWVIRU6,5WDUJHW ,QWHOOLJHQWRXWHUORRSFRQWURODOJRULWKP

7KLVDOJRULWKPZLOOQRWLQFUHDVH(E1RWDUJHWLIWKHLQFUHDVHGRHVQRWLPSURYHWKHTXDOLW\

/LPLWHG3RZHU&RQWURO'\QDPLFV

25

,QFUHDVHRI(E1RZKHQ06KLWVLWVPD[7[SRZHU

7/27/2019 PC bts

56/64


0 0.5 1 1.5 2 2.5 3 3.5 410

15

20

d

B

0 0.5 1 1.5 2 2.5 3 3.5 4-10

0

10

20

dBm

0 0.5 1 1.5 2 2.5 3 3.5 4-0.5

0

0.5

1

1.5

0 0.5 1 1.5 2 2.5 3 3.5 45

10

15

dB

Seconds

Mobile transmissionpower starts hittingits maximum value

Received qualitydegrades, more

frame errors

Eb/N0 target

increases fast

3& 5HSUHVHQWDWLRQ LQ /LQN %XGJHW

7/27/2019 PC bts

57/64


3&5HSUHVHQWDWLRQLQ/LQN%XGJHW

3DUDPHWHU3RZHU&RQWURO+HDGURRP VLPLODUWRIDVWIDGLQJPDUJLQ 1HHGHGLQ8(7[SRZHUIRUPDLQWDLQLQJDGHTXDWHFORVHGORRSSRZHU

FRQWURO $SSOLFDEOHHVSHFLDOO\WRVORZPRYLQJPRELOHVLQZKLFKFORVHGORRSSRZHUFRQWUROFRPSHQVDWHVIDVWIDGLQJ

7\SLFDOYDOXHVG%IRUVORZPRYLQJPRELOHV

2XWRI6\QFKURQL]DWLRQ+DQGOLQJ

7/27/2019 PC bts

58/64


2XW R 6\ F R DW R D G J

'RZQOLQN 8(VKXWVLWVWUDQVPLWWHURIIZKHQLWVHVWLPDWHRIWKH'3&&+TXDOLW\

RYHUWKHODVWPVLVZRUVHWKDQDWKUHVKROG4RXW

,WFDQWXUQWKHWUDQVPLWWHURQZKHQWKHHVWLPDWHRIWKH'3&&+TXDOLW\RYHUWKHODVWPVLVEHWWHUWKDQDWKUHVKROG4LQ

8SOLQN

:KHQ6,5HVWLPDWLRQFDQQRWEHSHUIRUPHGDQG73&FRPPDQGVFDQQRWEHJHQHUDWHGLQ%673&FRPPDQGVDUHWUDQVPLWWHGWR06DQGVKDOOEHVHWXVLQJ73&SDWWHUQRIQXQWLOWKH8/V\QFKURQL]DWLRQLVDFKLHYHGQLV%6FRQILJXUDWLRQSDUDPHWHU

'RZQOLQN3RZHU&RQWURO

7/27/2019 PC bts

59/64


3RZHUFRQWUROIRU'/FRPPRQFRQWUROFKDQQHOV 2QO\)$&+7U&+PDSSHGWRVHFRQGDU\&&3+KDV3& 3ULPDU\&&3&+&3,&+SULPDU\6&+VHFRQGDU\6&+3,&+$,&+

DQGVHFRQGDU\&&3&+ZKHQLWFDUULHV3&+WUDQVSRUWFKDQQHOGRHVQRWKDYH3&

'RZQOLQNRSHQORRSSRZHUFRQWURO )$&+FDQKDYHRSHQORRSSRZHUFRQWURO

'RZQOLQNFORVHGORRSSRZHUFRQWURO 6LPLODUWRWKDWLQXSOLQN ,QVRIWKDQGRYHU8(PHDVXUHVDFRPELQHG6,5DQGVHQGVDSRZHU

FRQWUROFRPPDQGWR%76 ,IHYHU\%76GRHVQRWUHFHLYHWKHFRPPDQGFRUUHFWO\DSRZHU

GULIWLQJSUREOHPPD\RFFXU 3&VWHSVL]HSDUDPHWHUFDQWDNHDQ\RIWKHJLYHQYDOXHV

G%%XW5$1VXSSRUWVRQO\G%

3&RQ'/&RPPRQ&RQWURO&KDQQHOV

7/27/2019 PC bts

60/64


&3,&+FDUULHVFRPPRQSLORWVIRUHDFKFHOODQGGHILQHVDFWXDOFHOOVL]H7KHUHIRUHQRSRZHUFRQWUROEXWGHWHUPLQHGE\UDGLRSODQQLQJIRUHDFKFHOO,WVYDOXHKDVWREHHTXDOWRZKDWLVEURDGFDVWLQWKHFHOODVWKLV

YDOXHLVXVHGE\8(LQ8/RSHQORRS3& 3ULPDU\&&3&+FDUULHV%&+WUDQVSRUWFKDQQHODQGQRSRZHUFRQWURO

6HFRQGDU\&&3&+FDUULHV3&+DQGRU)$&+2QWKLVFKDQQHO3&+GRHVQRWKDYH3&EXW)$&+LVFRQWUROODEOH6LQFHLWVELWUDWHVFDQYDU\GLIIHUHQW7[SRZHUYDOXHVKDYHWREHVHWIRUGLIIHUHQWELWUDWHV0RUHWKDQRQHVHFRQGDU\&&3&+PD\EHQHHGHGSHUFHOOGHSHQGLQJRQWKHUHTXLUHG3&+FDSDFLW\

3,&+FKDQQHOGRHVQRWKDYH3&DVLWVKRXOGEHKHDUGRYHUWKHZKROHFHOO

3ULPDU\DQGVHFRQGDU\6&+VGRQRWKDYH3&DVWKH\KDYHWREHKHDUGE\DOOWKH8HVZLWKLQDFHOOIRUFHOOVHDUFK

3&RQ'/&RPPRQ&RQWURO&KDQQHOV

7/27/2019 PC bts

61/64


6LQFHWKHORFDWLRQRIDQLGOHPRGH8(LVQRWNQRZQ$,&+FKDQQHODOVRFDQQRWKDYH3&

3,&+$,&+SRZHURIIVHWVZLWKUHIHUHQFHWR&3,&+FKDQQHOSRZHUDUH

VHQWIURP51&WR8(RQ55&IRUWKHTXLFNGHWHFWLRQRIUHVSHFWLYHFKDQQHOV

32DQG32DUHSRZHURIIVHWVRI7)&,DQGSLORWUHODWLYHWRWKHSRZHURIGDWDILHOG,Q5$1RQO\DQGNVSVSK\VLFDOFKDQQHOVDUHVXSSRUWHGKHQFHWKHUHZLOOSDLUVRIRIIVHWVWREHVHWE\QHWZRUNSODQQLQJ

Tslot = 2560 chips

PilotDataTFCIPO1 PO3 DLTransmission

PowerDL S-CCPCH

7/27/2019 PC bts

62/64


6XPPDU\

7/27/2019 PC bts

63/64

6XPPDU\&RQWG

7/27/2019 PC bts

64/64


2SHQ/RRS3RZHU&RQWURO7RGHWHUPLQHWKHLQLWLDOWUDQVPLWSRZHURI35$&+5DQGRP$FFHVV3URFHGXUHDQG'3&&+LQ8/

2XWHU/RRS3RZHU&RQURO7RGHWHUPLQH6,5WDUJHWUHTXLUHGIRUFORVHG

ORRSSRZHUFRQWUROIRUGHGLFDWHGFKDQQHOV &ORVHG/RRS3RZHU&RQWURO3URGXFHV73&FRPPDQGVEDVHGRQ

PHDVXUHG6,5DQG6,5WDUJHW

$OOGRZQOLQNFRPPRQFRQWUROFKDQQHOVH[FHSW)$&+GRQRWKDYHSRZHUFRQWURO

PC bts

Documents

Transcript of PC bts