cmw500 gsm / wcdma / lte 基本操作訓練 2g3glte...cmw500 wideband radio communication tester...
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R&S CMW500Wideband Radio Communication Tester
CMW500 GSM / WCDMA / LTE 基本操作訓練S e nior Applica tion Engine e rAlbe rt Chung
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 2
Agenda
l CMW500 Platform Overview
l CMW500 GSM RF Measurement
l CMW500 WCDMA RF Measurement
l CMW500 LTE RF Measurement
l Live Demo
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 3
CMU200va r02 s igna ling te s te r
CMU200va r30 non s igna ling te s te r
CRTU protocol te s te r
CMW500 Platform Overview
RF test in production
P rotocol a nd a pplica tion te s t
RF te s t in R&D
CBT Blue tooth te s te r
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 4
1xEV-DO W M S
Mobile WiMAXW M S
W = WinIQSIM2 wa ve forms (ARB)V = R&S wa ve form libra ry (ARB)
G = Online Ge ne ra tor M = Tx multi e va lua tion pe rsona lity
S = S igna ling (BS e m ula tion)
CMMB V
T-DMB V
FM s te re oV M
EDGEe vo / Va mosW M S
DVB-T W
HS PA W G M S
HS PA+W M S
Qua lcommV
ARB Lib 2 V
CMW500 RF test The most comprehensive Solution
Blue tooth W M S
TD-S CDMA W M S
GLONAS S V
Ga lile o V
GP S V
WCDMAW G M S
WCDMA//WCDMA te s t
WLAN a bgnW M S
S - a gn S - b
CDMA2000 W G M S
CDMA//CDMA te s t
GS M/(E)GP RSW G M S
GS M // GS M te s t
11a cW M
LTE-FDDW M S
LTE//LTE te s t
e NB
TD-LTEW M S
KB036 required for Band 42 and 43
e NB
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 5
CMW500 Hardware Configuration Single CMW500 LTE Mobility / I-RAT testing
LTE
LTE WCDMA
CDMA GS M
Ba s e ba nd Function RF
RF2
Intra -LTE / Inte r-RAT Ha ndove r Te s ting
LTE
LTE
LTE
WCDMA
LTE
CDMA
LTE
GS M
CMW-B300
Ba s e ba ndOption
CMW-B300
CMW-B200
S ingle Box s upporting:l LTE up to two ce lls l Inte r-RAT incl. HO to/from
l GS Ml WCDMAl C2K (HRP D, 1xRTT)
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 6
l CMW500 Platform Overview
l CMW500 GSM RF Measurement
l CMW500 WCDMA RF Measurement
l CMW500 LTE RF Measurement
l Live Demo
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 7
Activation of GSM Signaling Application
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 8
Activation of GSM Measurement Application(s)
Receiver Quality Transmitter Quality
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 9
Overview Tasks
List of started tasks
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 10
Switch On GSM Signaling
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 11
Configure GSM Signaling: RF Connectors
RF connectionfor DUT
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 12
Link between CMW500 & DUT
Cable attenuation
DL Power
UL Power
path attenuation
S igna ling Configura tionRF1COM
Exte rna l a tte nua tion = 0 dBDownlink le ve l = -80 dBm
Me a s ure me nt re s ultUplink powe r = +10 dBm
pa th los s =7 dB
-87 dBm
+17 dBm
-80 dBm
+10 dBm
CMW500 = Ne twork Emula tor (from UE point of vie w)
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 13
Correction of External Attenuation: Example
S igna ling Configura tionRF1COM
Exte rna l a tte nua tion = 7 dBDownlink le ve l = -80 dBm
Me a s ure me nt re s ultUplink powe r = +17 dBm
pa th los s =7 dB
-80 dBm
+17 dBm
-73 dBm
+10 dBm
Cable attenuation
DL Power
UL Power
path attenuation
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 14
CMU-Z10; CMU-Z11Ante nna couple r box
Antenna Coupling
Cable attenuation
path attenuation
CMW 500 CMU-Z10; CMU-Z11Antenna coupler box
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 15
Configure Measurement ApplicationRequired for Signaling Mode
Link to signalingsettings
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 16
Register UE
Switch On UE(Location Update)
Test SIM
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 17
GSM Signaling: Establish Call
Answer Call (or dial number)
RX Le ve l Full: P owe r of a ll TDMA fra me sRX Le ve l S ub: P owe r of S ACCH fra me s only
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 18
Multi Evaluation GSM
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 19
Burst Limits•Ave ra ge Burs t P owe r dis pla ys the RMS powe r
me a s ure d ove r the 148 us e ful bits of the burs t.
•Re l. S lot Timing in s ymbols re la tive to the me a s ure me nt time s lot
• TS C de te cte d dis pla ys the tra ining s e que nce de te cte d.
• S ta tis tic Count dis pla ys the numbe r of burs ts us e d for the me a s ure me nt.
•Mod. Vie w Throughput (pe rce nta ge of burs ts with corre ct Modula tion e .g. GMS K)
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 20
Change Displayed Measurement
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 21
Error Vector Magnitude Measurement
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 22
Insertion: Error Vector Magnitude
EVM tole ra nce
Errorve ctor
Ide a ls igna lve ctor
Re ce ive ds igna lve ctor
ii S
SS
S
SEVM
irerr −
==
errS
iS
rS
SRe
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 23
I/Q Diagram GMSK
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 24
BER
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 25
Send SMS to Mobile Station
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 26
Receive SMS with CMW500
SMS Text displayed in GSM Signaling Configuration!
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 27
Handover to Other GSM Band during CS Connection
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 28
l CMW500 Platform Overview
l CMW500 GSM RF Measurement
l CMW500 WCDMA RF Measurement
l CMW500 LTE RF Measurement
l Live Demo
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 29
WCDMA Generator & Measurement Applications
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 30
WCDMA Signaling Configuration
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 31
WCDMA Measurement Application Configuration
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 32
Switch On UE(Location Update)
Test SIM 3G
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 33
Reported UE Capabilities
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 34
UE Registered
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 35
RMC Overview
RMC
Information bit rate (kbps) 12.2 64 144 384 768
DPDCH (kbps) 60 240 480 960 2x 960
TTI (ms) 20 20 20 10 10
SF 64 16 8 2 2x2
Only RMC 12.2 kbps is mandatory for all UE
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 36
Overview Loop Modes
P HY
MAC
RLC
RLC-P DU
MAC-P DU
RLC-P DU
MAC-P DU
RF
RLC-S DU
RLC-P DU
MAC-P DU
RLC-P DU
MAC-P DU
RLC-S DURLC-S DU RLC-S DU
Loop Mode 1
LoopMode 2
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 37
RMC Connected
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 38
Multi Evaluation
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 39
UE power measurements
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 40
Power Steps
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 41
Insertion: Error Vector Magnitude
EVM tole ra nce
Errorve ctor
Ide a l s igna l ve ctor(re fe re nce wa ve form)
Re ce ive ds igna lve ctor
ii S
SS
S
SEVM
irerr −
==
errS
iS
rS
SRe
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 42
Code Domain Power versus Slot Loop Mode 2 for DPDCH
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 43
Radio Frames and Time Slots
Radio frame (FDD) U M T S _ P H L_ P H C _ 4 3 .VS D
Radio Frame
10 ms38400 chips
a t a c h ip ra te o f 3 .8 4 MC h ip s /s
Slot #0 Slot #1 Slot #n Slot #13 Slot #14
....
....
666,6 盜2560 chips
a t c h ip ra te o f 3 .8 4 MC h ip s /s
....
....
1 chip ≅ 0,26 µs => dis ta nce of 80 m = de la y of 1 chip!=> e xa ct time a djus tme nt re quire d!
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 44
Code Domain Power for Spreading Code
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 45
Code Domain Power
I
Q
DPCCH(control ch.)
DPDCH(data ch.)
DP DCHC64,16
CDP is de fine d re la tive to the tota l powe r of the s igna l,i.e . to the UE P owe r
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 46
Code Domain Power for Different Spreading Factors
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 47
Adjacent Channel Leakage Power Ratio
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 48
Spectrum Emission Mask
30 kHz me a s ure me nt ba ndwidth1 MHz me a s ure me nt
ba ndwidth
Limit for 1 MHz
Limit for 30kHz
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 49
l BER (based on RMC 12.2kbps)l BLERl Lost transp. Blocksl UL TFCI faultsl FDRl PN Discontinuity
RX Measurements
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 50
HSPA
1. Che ck UE ca pa bilitie s
(double click)2. Che ck UE
Ca te gory
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 51
Determine maximum number of HS-DSCH Codes
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 52
HSPA+ basic signalingCMW-KS403
Radio bearer setup configuration
suporting HSPA+
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 53
l First steps supporting configuration of HSDPA basic signaling (Rel. 5 - KS401 / Rel. 7 - 403)l configura tion of a ll HS DPA DL
cha nne ls
l Configura tion of the HS -DP CCH via :
– CQI ta ble (1..30)
– H-S e ts (1...8 + H-S e t ma x) s upporting a ll modula tion s che me s : QP S K, 16 QAM, 64 QAM
HSPA+ basic signalingCMW-KS403
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 54
l H-Set configuration:– H-S e t 2 QP S K
– H-S e t 2 16QAM
– H-S e t 3 QP S K
– H-S e t 3 16 QAM
– H-S e t 4 QP S K
– H-S e t 5 QP S K
– H-S e t 6 QP S K
– H-S e t 16 QAM
– H-S e t 8 64 QAM
– H-S e t 8 MAX da ta ra te
HSPA+ basic signalingCMW-KS403
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 55
l L1 throughput figures by DL channel configuration based on H-set 8
l L1 graph and figures for:l CQI
l L1 TP
l ACK/NACK
l DL BLER
l Me dia n CQI
l re tra ns mis s ions
HSDPA basic signalingOption CMW-KS401 / KS403
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 56
l S ta rt the WCDMA s igna ling me nu
l Ena ble the Ce ll
l For Dua l Ca rrie r cha nge the s ce na rio from s ta nda rd ce ll to Dua l Ca rrie r (s e e config s e tting from WCDMA s igna ling)
l S e le ct the UE ca te gory for HS DPA / HS PA+ / DC-HS DPA or re gis te r the UE
F
WIZARD
Usability features…WCDMA / WIZARD, with option CMW-KS411 – user defined settings
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 57
l To activate the “wizard” press WIZARD hardkey on CMW500 front panell Following pre-settings are available for now:
“Max Throughput HSDPA”:l P a cke d da ta : HS DPA / 384kbps UL
–Us e r de fine d s e ttings a cc. UE ca te gory for ma x. throughput
–Downlink phys ica l cha nne ls le ve lconfigura tion for be s t throughputpe rforma nce
Usability features…WCDMA / WIZARD, with option CMW-KS411 – user defined settings
l Wizard setting are based on:–us e re porte d, if a va ila ble“ from UE
Ca pa bility re a ding a fte r re gis tra tion (de fa ult s e tting)
–�Ma nua l UE ca pa bility e ntry to force the s e ttings a cc. Ce rta in ca te gory to be te s te d
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 58
Usability features…UE Event log, part of basic signaling features set
Ca ll s e tup proce dure
Cha nne l Ha ndove r
Ra dio be a re r e s ta blis he d
Ca ll re le a s e
l Benefit:l Ea s y trouble s hooting by s igna ling proce dure s like re gis tra tion, conne ction
e s ta blis h, ha ndove r e tc...
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 59
CMW500 WCDMA FDD capability list
l Application note 1CM95 describes how to do the supported tests in manual operation using CMW500
l s te p by s te p guide a ccording to 3GPP TS 34.121 cha pte r 5 a nd 6
l with R&S®CMW500 firmware Version 2.1.30
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 60
l CMW500 Platform Overview
l CMW500 GSM RF Measurement
l CMW500 WCDMA RF Measurement
l CMW500 LTE RF Measurement
l Live Demo
LTE Technology Introduction and LTE RF Measurement
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 62
Introduction ofLTE technology
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 63
2013/20142009/2010
Technology evolution pathGS M/GP RS
EDGE, 200 kHzDL: 473 kbpsUL: 473 kbps
EDGEe voDL: 1.9 MbpsUL: 947 kbps
HS DP A, 5 MHzDL: 14.4 MbpsUL: 2.0 Mbps
HS P A, 5 MHzDL: 14.4 MbpsUL: 5.76 Mbps
HS P A+, R7DL: 28.0 MbpsUL: 11.5 Mbps
2005/2006 2007/2008 2011/2012
HS P A+, R8DL: 42.0 MbpsUL: 11.5 Mbps
cdma2000
1xEV-DO, Re v. 0 1.25 MHz
DL: 2.4 MbpsUL: 153 kbps
1xEV-DO, Re v. A 1.25 MHz
DL: 3.1 MbpsUL: 1.8 Mbps
1xEV-DO, Re v. B 5.0 MHz
DL: 14.7 MbpsUL: 4.9 Mbps
HS P A+, R9DL: 84 MbpsUL: 23 Mbps
DO-Adva nce dDL: 32 Mbps and beyond
UL: 12.4 Mbps and beyond
LTE-Adva nce d R10DL: 1 Gbps (low mobility)
UL: 500 Mbps
Fixe d WiMAXsca la ble ba ndwidth
1.25 … 28 MHztypical up to 15 Mbps
Mobile WiMAX, 802.16eUp to 20 MHz DL: 75 Mbps (2x2)UL: 28 Mbps (1x2)
Adva nce d MobileWiMAX, 802.16m
DL: up to 1 Gbps (low mobility)UL: up to 100 Mbps
VAMOSDouble S peech
Capacity
HS P A+, R10DL: 84 MbpsUL: 23 Mbps
LTE (4x4), R8+R9, 20MHzDL: 300 MbpsUL: 75 Mbps
UMTSDL: 2.0 MbpsUL: 2.0 Mbps
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 64
LTE Key Parameter
Frequency Range FDD bands and TDD bandsChannel bandwidth 1 Re s ource Block (RB)=180 kHz
1.4 MHz 3 MHz 5 MHz 10 MHz 15 MHz 20 MHz
6 RB 15 RB 25 RB 50 RB 75 RB 100 RB
Modulation Schemes
Downlink QP S K, 16QAM, 64QAM
Uplink QP S K, 16QAM, 64QAM (ð optiona l for ha nds e t)
Multiple AccessDownlink OFDMA (Orthogona l Fre que ncy Divis ion Multiple Acce s s )
Uplink S C-FDMA (S ingle Ca rrie r Fre que ncy Divis ion Multiple Acce s s )
MIMO technologyDownlink
Wide choice of MIMO configura tion options for tra ns mit dive rs ity, s pa tia l multiple xing, a nd cyclic de la y dive rs ity (ma x. 4 a nte nna s a t ba s e s ta tion a nd ha nds e t)
Uplink Multi-us e r colla bora tive MIMO
Peak Data RateDownlink 150 Mbps (UE ca te gory 4, 2x2 MIMO, 20 MHz)
300 Mbps (UE ca te gory 5, 4x4 MIMO, 20 MHz)
Uplink 75 Mbps (20 MHz)
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 65
LTE UE categories (downlink and uplink)
UE category
Max. number of DL-SCH
transport block bits received
within TTI
Max. number of bits of a DL-SCH
transport block received a
TTI
Total numberof soft
channel bits
Max. number of supported layers
for spatial multiplexing in
DL
Max. number of UL-SCH
transport block bits received
within TTI
Support 64QAMin UL
1 10296 10296 250368 1 5160 No
2 51024 51024 1237248 2 25456 No
3 102048 75376 1237248 2 51024 No
4 150752 75376 1827072 2 51024 No
5 302752 151376 3667200 4 75376 Ye s
6 301504149776 (4 la ye rs )75376 (2 la ye rs )
3654144 2 or 4 51024 No
7 301504149776 (4 la ye rs )75376 (2 la ye rs )
3654144 2 or 4 102048 No
8 2998560 299856 35982720 8 149776 Ye s
MIMO Multiple Input Multiple OutputUL-S CH Uplink S ha re d Cha nne lDL-S CH Downlink S ha re d Cha nne lUE Us e r Equipme ntTTI Tra ns mis s ion Time Inte rva l
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 66
E-UTRAOpe ra ting
Ba nd
Uplink (UL) ope ra ting ba nd BS re ce ive UE tra ns mit
Downlink (DL) ope ra ting ba ndBS tra ns mit UE re ce ive Duple x Mode
FUL_low –FUL_high FDL_low –FDL_high
1 1920 MHz – 1980 MHz 2110 MHz – 2170 MHz FDD
2 1850 MHz – 1910 MHz 1930 MHz – 1990 MHz FDD
3 1710 MHz – 1785 MHz 1805 MHz – 1880 MHz FDD
4 1710 MHz – 1755 MHz 2110 MHz – 2155 MHz FDD
5 824 MHz – 849 MHz 869 MHz – 894MHz FDD
6 830 MHz – 840 MHz 875 MHz – 885 MHz FDD
7 2500 MHz – 2570 MHz 2620 MHz – 2690 MHz FDD
8 880 MHz – 915 MHz 925 MHz – 960 MHz FDD
9 1749.9 MHz – 1784.9 MHz 1844.9 MHz – 1879.9 MHz FDD
10 1710 MHz – 1770 MHz 2110 MHz – 2170 MHz FDD
11 1427.9 MHz – 1452.9 MHz 1475.9 MHz – 1500.9 MHz FDD
12 698 MHz – 716 MHz 728 MHz – 746 MHz FDD
13 777 MHz – 787 MHz 746 MHz – 756 MHz FDD
14 788 MHz – 798 MHz 758 MHz – 768 MHz FDD
17 704 MHz – 716 MHz 734 MHz – 746 MHz FDD
18 815 MHz – 830 MHz 860 MHz – 875 MHz FDD
19 830 MHz – 845 MHz 875 MHz – 890 MHz FDD
20 832 MHz – 862 MHz 791 MHz – 821 MHz FDD
LTE/LTE-A Frequency Bands (FDD)
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 67
LTE/LTE-A Frequency Bands (FDD/TDD)E-UTRA
Ope ra tingBa nd
Uplink (UL) ope ra ting ba nd BS re ce ive UE tra ns mit
Downlink (DL) ope ra ting ba ndBS tra ns mit UE re ce ive Duple x Mode
FUL_low –FUL_high FDL_low –FDL_high
21 1447.9 MHz – 1462.9 MHz 1495.9 MHz – 1510.9 MHz FDD
22 3410 MHz – 3500 MHz 3510 MHz – 3600 MHz FDD
23 2000 MHz – 2020 MHz 2180 MHz – 2200 MHz FDD
24 1626.5 MHz – 1660.5 MHz 1525 MHz – 1559 MHz FDD
25 1850 MHz – 1915 MHz 1930 MHz – 1995 MHz FDD
26 814 MHz – 849 MHz 859 MHz – 894 MHz FDD
27 807 MHz – 824 MHz 852 MHz – 869 MHz FDD
28 703 MHz – 748 MHz 758 MHz – 803 MHz FDD
33 1900 MHz – 1920 MHz 1900 MHz – 1920 MHz TDD
34 2010 MHz – 2025 MHz 2010 MHz – 2025 MHz TDD
35 1850 MHz – 1910 MHz 1850 MHz – 1910 MHz TDD
36 1930 MHz – 1990 MHz 1930 MHz – 1990 MHz TDD
37 1910 MHz – 1930 MHz 1910 MHz – 1930 MHz TDD
38 2570 MHz – 2620 MHz 2570 MHz – 2620 MHz TDD
39 1880 MHz – 1920 MHz 1880 MHz – 1920 MHz TDD
40 2300 MHz – 2400 MHz 2300 MHz – 2400 MHz TDD
41 2496 MHz – 2690 MHz 2496 MHz – 2690 MHz TDD
42 3400 MHz – 3600 MHz 3400 MHz – 3600 MHz TDD
43 3600 MHz – 3800 MHz 3600 MHz – 3800 MHz TDD
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 68
LTE band – channel bandwidthE-UTRA band / channel bandwidth
E-UTRABand
1.4 MHz 3 MHz 5 MHz 10 MHz 15 MHz 20 MHz
1 Yes Yes Yes Yes
2 Yes Yes Yes Yes Yes Yes
3 Yes Yes Yes Yes Yes Yes
4 Yes Yes Yes Yes Yes Yes
5 Yes Yes Yes Yes
6 Yes Yes
7 Yes Yes Yes Yes
8 Yes Yes Yes Yes
9 Yes Yes Yes Yes
10 Yes Yes Yes Yes
11 Yes Yes
12 Yes Yes Yes Yes
13 Yes Yes
14 Yes Yes
...
17 Yes Yes
...
33 Yes Yes Yes Yes
34 Yes Yes Yes
35 Yes Yes Yes Yes Yes Yes
36 Yes Yes Yes Yes Yes Yes
37 Yes Yes Yes Yes
38 Yes Yes Yes Yes
39 Yes Yes Yes Yes
40 Yes Yes Yes Yes
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 69
The LTE Frame Structure
frame structure type 2
frame structure type 1
FDD TDD
One ra dio fra meTf = 307200×Ts=10 ms
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 70
LTE frame structure type 1 (FDD)
=1 ms
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 71
LTE frame structure type 2 (TDD)
Special subframes containing:
DwPTS: downlink pilot time s lot UpPTS: uplink pilot time s lot
GP: gua rd pe riod for TDD ope ra tion
Possible uplink-downlink configurations (D=Downlink, U=Uplink, S=Special Subframe):
R&S CMW500Wideband Radio Communication TesterLTE RF Testing
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 73
CMW500 Measurement Setup
La ptop/P C •conne ction ma na ge me nt S oftwa re
•FTP Clie nt•HTTP Brows e r
•IP a s s igne d during conne ction s e tup by CMW500 via DUT
(but ma y ha ve to configure d ma nua lly)
1 RF ca ble for S IS O
RX/TX Ante nna P ort
S igna ling Applica tion
Me a s ure me ntApplica tion•Multi Eva lua tion
•BLER•P RACH•S RS
up/downlink
uplink
DAU•FTP•P ING•IP ERF•HTTP
•Throughput
DUT
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 74
LTE Signaling Application - Main
At which cha nne l to pe rform me a s ure me nt?
Che ck de vice ca pa bility
Re la tion be twe e n MCS –TBS a nd
throughput?
Re fe re nce S igna l Ene rgy pe r Re s ource Ele me nt
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 75
Reference Signal Receive Power, RSRP
R
R
R
R
Entire ba ndwidth
S ca n ove r e ntire ba ndwidth,RS RP = powe r of 1 s ymbol, a s me a n powe r
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 76
Received Signal Strength Indicator, RSSI
R
R
Entire ba ndwidthR
R
inte rfe re r
nois e
CMW500 Wide ba nd Ra dio Communica tion Te s te r
2010 | 77
LTE measurements: RSRQ
Definition Re fe re nce S igna l Re ce ive d Qua lity (RS RQ) is de fine d a s the ra tio N×RS RP /(E-UTRA ca rrie r RS S I), whe re N is the numbe r of RB’s of the E-UTRA ca rrie r RS S I me a s ure me nt ba ndwidth. The me a s ure me nts in the nume ra tor a nd de nomina tor s ha ll be ma de ove r the s a me s e t of re s ource blocks .
E-UTRA Ca rrie r Re ce ive d S igna l S tre ngth Indica tor (RS S I), compris e s the line a r a ve ra ge of the tota l re ce ive d powe r (in [W]) obs e rve d only in OFDM s ymbols conta ining re fe re nce s ymbols for a nte nna port 0, in the me a s ure me nt ba ndwidth, ove r N numbe r of re s ource blocks by the UE from a ll s ource s , including co-cha nne l s e rving a nd non-s e rving ce lls , a dja ce nt cha nne l inte rfe re nce , the rma l nois e e tc.
The re fe re nce point for the RS RQ s ha ll be the a nte nna conne ctor of the UE.If re ce ive r dive rs ity is in us e by the UE, the re porte d va lue s ha ll not be lowe r
tha n the corre s ponding RS RQ of a ny of the individua l dive rs ity bra nche s .
Applicable for RRC_CONNECTED intra -fre que ncy,RRC_CONNECTED inte r-fre que ncy
Re fe re nce S igna l Re ce ive d Qua lity
RS RQ = RS RP
RS S I
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Measurements as usual?No! – Multi-evaluation measurement for LTE FDD/TDD
Power, power control
Modulation
Spectrum
Resource AllocationTable
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LTE Multi Evaluation Configuration
Links s igna ling a pplica tion s igna l pa th with me a s ure me nt a pplica tion s igna l pa th
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Details LTE FDD and TD-LTE multi evaluation Tx measurements KM500, KM550l Supported measurements Modulation (see 3GPP TS36.521 9.5x)
l EVM vs . s ub-ca rrie r
l EVM, Ma gnitude e rror a nd P ha s e e rror vs . S C-FDMA S ymbol
l EVM, Ma gnitude e rror a nd P ha s e e rror pe r s lot
l Fre que ncy Error
l IQ Origin Offs e t
l S pe ctrum fla tne s s
l IQ Cons te lla tion dia gra m
l Inba nd e mis s ions
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Details LTE FDD and TD-LTE multi evaluation Tx measurements KM500, KM550l Supported measurements Power
l P e a k P owe r (dis pla ye d in modula tion me a s ure me nts )
l RB (re cours e block) P owe r (dis pla ye d in Inba nd Emis s ion me a s .)
l Tra ns mit P owe r (dis pla ye d in modula tion a nd S EM me a s .)
l P owe r vs . S ubfra me
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Details LTE FDD and TD-LTE multi evaluation Tx measurements KM500, KM550l Supported measurements Spectrum (see 3GPP TS36.521 9.5.x)
l Adja ce nt Cha nne l P owe r (ACP )
l Occupie d Ba ndwidth (OBW)
l S pe ctrum Emis s ion Ma s k (S EM)
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Adjacent Channel Leakage Ratio, ACLR
2 a dja ce nt WCDMAca rrie rs , 5MHz BW
1 a dja ce nt LTEca rrie r, 20MHz BW
Active LTEca rrie r, 20MHz BW
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SEM limit definition
Spectrum emission limit (dBm)/ Channel bandwidth
ΔfOOB(MHz)
1.4MHz
3.0MHz
5MHz
10MHz
15MHz
20MHz
Measurement bandwidth
± 0-1 -10 -13 -15 -18 -20 -21 30 kHz
± 1-2.5 -10 -10 -10 -10 -10 -10 1 MHz
± 2.5-5 -25 -10 -10 -10 -10 -10 1 MHz
± 5-6 -25 -13 -13 -13 -13 1 MHz
± 6-10 -25 -13 -13 -13 1 MHz
± 10-15 -25 -13 -13 1 MHz
± 15-20 -25 -13 1 MHz
± 20-25 -25 1 MHz
Limits de pe nd on cha nne l ba ndwidth
Limitsde pe nde nt on offs e t from a s s igne d BW
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Block Error Ratio and Throughput
Rx qua lity
DL s igna l
Cha nne ls e tup
Crite rion: throughput s ha ll be > 95% of pos s ible
ma ximum (de pe nding on RMC)
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RX sensitivity level
Channel bandwidth
E-UTRA 1.4 MHz(dBm)
3 MHz(dBm)
5 MHz(dBm)
10 MHz(dBm)
15 MHz(dBm)
20 MHz(dBm)
DuplexMode
1 - - -100 -97 -95.2 -94 FDD
2 -104.2 -100.2 -98 -95 -93.2 -92 FDD
3 -103.2 -99.2 -97 -94 -92.2 -91 FDD
4 -106.2 -102.2 -100 -97 -95.2 -94 FDD
5 -104.2 -100.2 -98 -95 FDD
6 - - -100 -97 FDD
Crite rion: throughput s ha ll be > 95% of pos s ible ma ximum (de pe nd on RMC)
S e ns itivity de pe nds on ba nd, cha nne l ba ndwidth a nd RMC
unde r te s t
Extra ct from TS 36.521
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MIMO testing
O n e an te nn a Tw o anten nas Fou r ant enn as
e N o d e B C o rre la tio n 1=e N BR
= ∗ 1
α
α1e NBR
=
1
1
1
1
*9
1*9
4*
91*
91*
94
94
91*
91
94
91
ααα
ααα
ααα
ααα
eN BR
MIMO corre la tionMode ls from
TS 36.521
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Throughput measurements
MIMO a ctive ,2 s tre a ms with
diffe re nt da ta ra te
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CMW500 LTE FDD capability list
l Application note 1CM94 describes how to do the supported tests in manual operation using CMW500
l s te p by s te p guide a ccording to 3GPP TS 36.521 V9.5.0 cla us e s 6 a nd 7
l with R&S®CMW500 firmware Version 2.1.30
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CMW500 LTE CMWrun
l CMWrun CMW-KT055 allows automated test of supported 36.521 test cases
l Automatically takescare about the 3GPP V9.5.0depending on installed SW version
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l CMW500 Platform Overview
l CMW500 GSM RF Measurement
l CMW500 WCDMA RF Measurement
l CMW500 LTE RF Measurement
l Live Demo
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Thank you for your attention!