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Measurement uncertainty (nominal) – Atec Rohde-Schwarz_FSL Series User Manual

Page 34

background image

R&S

®

FSL Spectrum Analyzer

Version 09.00, December 2008

34

result list

EVM, I/Q offset, frequency error, clock
error

spectrum flatness
spectrum flatness difference
spectrum mask

Limit check

values in line with standard

IEEE

12

, ETSI

13

, user-definable

Measurement uncertainty (nominal)

level

30 dBm to +15 dBm, average of 20 bursts

f = 2.4 GHz

DL

15

, UL

16

channel estimation: preamble and
payload


40 dB

f = 5 GHz

Residual EVM

14

DL

15

, UL

16

channel estimation: preamble and
payload


37 dB

Frequency error

Max. measurement frequency window

DL

15

, UL

16

50

ppm

Uncertainty

1 Hz + R&S

®

FSL frequency uncertainty

(see R&S

®

FSL reference frequency)

test of spectrum mask

like the R&S

®

FSL

(see R&S

®

FSL total measurement

uncertainty)

output power

like the R&S

®

FSL

(see R&S

®

FSL total measurement

uncertainty)

Level uncertainty

adjacent channel power ratio (ACPR)

like the R&S

®

FSL

(see R&S

®

FSL total measurement

uncertainty)

12

In line with [1] IEEE 802.16-2004.

13

In line with [10] ETSI EN 301 021 V1.6.1 (2003-07).

14

Valid for R&S

®

FSL3 with tracking generator serial number

≥100704, R&S

®

FSL6 with tracking generator serial number

≥100605,

R&S

®

FSL3 serial number

≥100946, R&S

®

FSL6 serial number

≥100760, R&S

®

FSL18.

15

This result is based on the following downlink signal: BW = 10 MHz, T

g

/T

b

= 1/8. The downlink subframe contains one burst of 30 OFDM symbols using

a QPSK modulation format.

16

This result is based on the following uplink signal: BW = 10 MHz, T

g

/T

b

= 1/8. The uplink subframe contains one burst of 30 OFDM symbols using a

QPSK modulation format.