User Guide

TECHNICAL ABSTRACT
11/97JR
2–18
NHC–4
Technical Documentation
Copyright  Nokia Mobile Phones
Reception Specification
Sensitivity, static, BER <3 %:
–110 dBm
Sensitivity, faded 8 and 100 km/h,
BER <3%: –103 dB
Adjacent channel selectivity: 13 dB with BER <3 %
Alternate channel selectivity: 45 dB with BER <3 %
IMD attenuation, –107 dBm/–45 dBm: BER <3 %
Spurious responce interference,
BER <3 %: 57 dB
BER performance under C/N, 8 km/h, 0.25,
0.5 and 1 symbol delay, BER <3 %: –103 dBm
BER performance under C/N, 50 km/h and
100 km/h, 0.25, 0.5 and 1 symbol delay,
BER <3 %:
–100 dBm
BER performance under C/I, 1 symbol
delay, BER <3 %
• 8 km/h:
17 dB
• 50 km/h: 19 dB
• 100 km/h: 22 dB
Co channel performance
• FACCH, 8 km/h, 14 dB C/I: 7.3 % WER
• FACCH, 100 km/h, 12 dB C/I: 3.3 % WER
• SACCH, 8 km/h, 12 dB C/I: 14 % WER
• SACCH, 100 km/h, 12 dB C/I: 9 % WER
• Class 1, 8 km/h, 17 dB C/I: 7.1 % WER
• Class 1, 100 km/h, 17 dB C/I: 1.4 % WER
• Data field, 8,50, 100 km/h, 17 dB C/I: 3 % BER
BER performance under C/I, 1 symbol
delay, BER <5 %
• 8 km/h: 16 dB
• 50 and 100 km/h: 17 dB
Cascaded NF, full gain: < 6.9 dB
Cascaded IIP3, gain set for input
signal level –170 dBm: > –8.5 dBm
RSSI accuracy: ± 6 dB
AGC accuracy
• AGC5: ±
5 dB
• AGC4–1, RFI: ± 1 dB