KVB Contrôle Voie Balise (French Automatic Train Protection system on conventional lines) LTE Long Term Evolution LCX Leaky Coaxial Cable MS Mobile Station MVT Millimetre wave Video Transmission system NBS Node Base Station OCS Optical Carrier Station ODC Operation Direction Center OFDM Orthogonal Frequency Division Multiplexing OFDMA Orthogonal Frequency Division Multiple Access QPSK Quadrature Shift Keying RAS Radio Astronomy Service RBC Radio Block Centre REBS Radiocommunication system for Electronic Blocking System REMCOS Radiocommunication system for Emergency Cut Off System RHST Radiocommunication system for High Speed Train RSTT Railway radiocommunication Systems between Train and Trackside TDMA Time Division Multiple Access Terrestrial trunk Radio Track-Side Radio Access Units TRS Trunked System UIC Union Internationale des Chemins de fer-(International Union of Railways) UE User Equipment UT User Terminal WiFi Wireless Fidelity 5 Technical and operational characteristics of currently used RSTT [Editor’s note: All Square Brackets in the parameter tables are removed at November 2017 meeting. Administrations are still encouraged to check the parameters in case of errors.] This chapter presents the technical and operational parameters/characteristics of current RSTT systems provided by Administrations. According to the categorization of four main applications of RSTT, systems are also categorized to each application accordingly. In this chapter technical and operational characteristics of currently used RSTT are provided based on information provided by the following administrations [and/or regions.] 37 Administrations: Angola Armenia
Australia Bosnia-Herzegovina Botswana Canada China Czech Republic Finland France Germany Hungary Iraq Italy Japan Republic of Korea Malawi Malta Mozambique Namibia Netherlands Norway Qatar Russian Federation South Africa Spain Swaziland, Sweden Switzerland Tanzania Thailand United Arab Emirates United Kingdom Unites States Uzbekistan Viet Nam Zambia [1 regional Organization: CEPT]: [CEPT]
m Band), 443-470 (70 cm Band) 163.100-163.375, 457.400-468.450, 457.38-458.48, 467.38-468.48 146 - 174 (2 m Band) Radiocommunication Standards UIC Code 751-3 UIC 751-3, ETSI EN 300 086-2 UIC 751-3 ETSI ETSI EN Channel separation (kHz) 12.5 UL: 12.5, 288 DL: 700 25 25 50 12.5 25, 12.5 Antenna gain (dBi) BS: +11 MS: +1 BS: (LCX) MS: +5 1.8-17 9 1.8-17 Polarization vertical vertical Vpol Vpol Transmitting radiation power (dBm) +30 BS: +33 MS: +36 26.9-54.5 e.i.r.p. (dBm) BS: +41 MS: +31 BS: (LCX) MS: +41 26.9 -54.5 Receiving noise figure (dB) Fixed Station/Mobile/Portable <10 < 10 app. 4-5 20 SNR>20dB 4-5 Transmission data rate (kb/s) NA NA 9.6 Transmission distance (km) 1.3 -3 LCX-MS: (BS interval: 30) 10-20 10-20 Modulation FM DL: PM UL: FM FM FM FM 4FSK FM Multiplexing method none DL: FDM UL: FDMA/FDD TDMA 25, 12.5 Reception quality SNR > 20 SNR > 30 X X X X X X X Maintenance X X X Train Control Application
Emergency Train information Scenarios Railway line X X X X X X Railway station, X X X X Shunting yard X X X Maintenance Base 5.1.1 Parameter and usage of Analogue Radio # 15 16 17 18 19 20 21 Use by which Administration(s) F ARM UZB UZB UZB THA S Specific name (if have) Analog RLE (Radio Local Enterprise) Short wave radio communication system 46MTsV-MS, 71RTS “Motorola” “Vertex” Fixed radio station RS-46MTsV.01, RS-46MTsV-02, PS-46-MTsV-41 manufactured in the Russian Federation Mobile radio station 55R22V-1.2 MK “Transport – MK” manufactured in the Russian Federation VHF Land Mobile Radio Working teams (Railway) Frequency (MHz) 150 160-164 165-173 444-445 457-468 2.13 MF band: 2.130, 2.150 VHF band: 150174 MF band: 2.130, 2.150, VHF band: 151.725156.000 MHz MF band: 2.130, 2.150 VHF band: 151.725156.000 137-174 160 Radiocommunication Standards domestic standard Standard: Effect of climate and mechanical factors as per VHF/FM n/a 1.2 TABLE
5.1.1 Parameter and of Analogue Radio # 22 23 24 25 26 27 Use by which Administration(s) G S S CHN KOR VTN RUS Specific name (if have) Network Rail RETB System (Radio Electronic Token Block) Radio link for Radio Block Block 450 MHz Band Wireless Dispatching System VHF Analogue Train radio VHF Frequency (MHz) 180-183/188-191 380 468 457.200-458.650 467.200-468.650 153 138 – 174 MHz 406.2 – 470 MHz 151.7125 – 154.0125 154.9875 – 156.0125 Radiocommunication Standards domestic standard n/a n/a GOST-12252-86 (Rus) Channel separation (kHz) 12.5 25 25 12.5; 25 12.5; 25 Antenna gain (dBi) Fixed radio station: 12(Directional) Locomotive station: 0 TBD 0 - 17 Polarization NA V Transmitting radiation power (dBm) Fixed Radio Station: 37-40 (duplex), Locomotive Station: 37(simplex), 40 (duplex), Handset: 34.7 + 47 33 … 40 TABLE
Use by which Administration(s) USA* USA USA USA USA USA USA Specific name (if have) Dispatch Train to Train /Mobile Defect Detector Locomotive health/fuel management reporting Crossing health reporting Switchman communications Yard operations Frequency Range (MHz) 160.215-161.565 MHz 160.215-161.565 MHz 160.215-161.565 MHz 160.215-161.565 MHz 160.215-161.565 MHz 160.215-161.565 MHz 160.215-161.565 MHz Radiocommunication Standards Channel separation (kHz) 7.5 KHz 7.5 KHz 7.5 KHz 7.5 KHz 7.5 KHz 7.5 KHz 7.5 KHz Antenna gain (dBi) BS: +various MS: +various BS: +various MS: +various BS: +various MS: +various BS: +various MS: +various BS: +various MS: +various BS: +various MS: +various BS: +various MS: +various Polarization Vertical Vertical Vertical Vertical Vertical Vertical Vertical Transmitting radiation power (dBm) Varies Varies1 Varies1 Varies1 Varies1 Varies1 Varies1 e.i.r.p. (dBm) Receiving noise figure (dB) Fixed Station/Mobile/Portable Transmission data rate (kb/s) Voice Voice Voice See footnote See footnote 2 Voice Voice Transmission distance (km) Varies Varies 10 Varies 10 Varies Varies Modulation FM FM FM FM FM FM FM Multiplexing method None None None see footnote see footnote 3 None None Reception quality Applications Voice/Dispatch x x x x Maintenance x x x x x Train Control x x x x x Emergency x x x x x Train Information x x x x x x x
Transmission data rate (kb/s) 4800-96002 4800-96002 Transmission distance (km) 1.3 -3 Varies 5 Modulation FM DTMF FM FM FM/TDMA/FDMA FM Multiplexing method Reception quality Applications Voice/Dispatch Maintenance x x x x Train Control x x x x x x Emergency information x x x x Scenarios Railway line x x x x x x x Railway station, x x x x x x Shunting yard x x x x x Maintenance Base x x x x x 5.1.2 Digital Radio 5.1.2 Parameter and usage of Digital Radio # 1 2 3 4 5 6 7 Use by which Administration(s) J J J J J CHN RUS Specific name (if have) Digital TRS (Type 1) Digital TRS (Type 2) Digital TRS (Type 3) Digital TRS JRTC Radio Digital Radio DMR Frequency Range (MHz) 140 - 144, 146 - 149.9 146 - 149.9 335.4 - 360 335.4 - 360 403-423.5 151.7125 – 154.0125
Railway station, X X X X X X Shunting yard X Maintenance Base X 5.1.2 Parameter and usage of Digital Radio # 8 9 10 11 12 13 14 Use by which Administration(s) J J AUS AUS AUS AUS CZE Specific name (if have) digital RHST digital RHST (type 2) AUS-Queensland Wayside Radio AUS-Queensland Automatic Train Protection (ATP) Radio AUS-Queensland Train Control Radio AUS-Queensland Maintenance Radio PMR/PAMR Frequency Range (MHz) 412-417.5 / 451.5-462 410 – 420 / 450 - 455 403-420 403-420 403-420 403-420 148.2-149.05, 152.8-153.65 Radiocommunication Standards PMR Wide area PMR PMR → Tier 3 DMR PMR → Tier 3 DMR CEPT Rec. T/R Channel separation (kHz) 300 240,300,600 25, 12.5 25 25 25 12.5 Antenna gain (dBi) BS: (LCX) MS: +5 BS: (LCX) MS: +5 Polarization NA NA Transmitting radiation power (dBm) BS: +33 MS: +36 BS: +27 MS: +36 40(max) e.i.r.p. (dBm) BS: NA MS: +41 BS: NA MS: +41 Receiving noise figure (dB) < 10 < 10
Fixed Station/Mobile/Portable Transmission data rate (kb/s) DL: 384+307.2 UL: 384+307.2 DL: 384+384 UL: 384+307.2 9.6 9.6 9.6 9.6 Transmission distance (km) LCX 0.001-0.002 (BS interval: 30) LCX 0.001-0.002 (BS interval: 30) Modulation π/4QPSK DL: UL: and QPSK TDMA TDMA Multiplexing method DL: TDM UL: TDMA FDD DL: TDM UL: TDMA FDD TDMA TDMA Frequency Division Multiplexing Reception quality BER < 10-4 BER < 10-4 Voice/Dispatch X X Maintenance X X X X Train Control X X X Emergency information Railway line X X X X X Railway station, X X X X X Shunting yard X X Maintenance Base X 5.1.2 Parameter and usage of Digital Radio # 15 16 17 18 19 20 21
Use by which Administration(s) UZB UZB UZB F RUS NOR VTN Specific name (if have) HYT, manufacturer “Hytera”, People’s Republic of China “DRM”-standard system, manufacturer “Hytera”, People’s Republic of China RD-985-type Digital RLE Local d'Entreprise) Direct Mode DECT ERTMS Digital Train radio Frequency Range (MHz) 150174 136174 400 MHz 465.1625 MHz / 455.1625 MHz (UL/DL) 1880 - 1900 138–174 MHz 406.2–470 MHz Radiocommunication Standards DMR (Digital Mobile Radio) Protocol DRM Tier II TDMA; Digital protocol – ETSI-TS102 -2, -3; Military standard (for MD-785, – MIL-STD-810 C/D/E/F/G normes ETSI EN 300 392-1 and EN 300 392-2 DECT 3GPP TS, EIRENE SRS Channel separation (kHz) 6.25, 12.5kHz 25 1728 6.25; 112.5; 25 Antenna gain (dBi) 3.6 dB, 9 dB 0 dBi 0 - 1 2 … 15 Polarization vertical vertical V/H Transmitting radiation power (dBm) (for RD.985 and MD-785) 37-47 10 +47 e.i.r.p. (dBm) NA 12 … 25 Receiving noise figure (dB) Fixed Station/Mobile/Portable NA Transmission data rate (kb/s) 2 7,2 kbit/s 1152 Transmission distance (km) 25 0,8 - 1,5 1 1,
Railway station, X X X X Shunting yard X X X X X Maintenance Base X X X 5.1.2 Parameter and usage of Digital Radio # 29 30 31 32 33 34 35 Use by which Administration(s) CAN CAN AUS CAN USA USA USA Specific name (if have) CTC voice dispatch Wayside sensors AUS-Queensland Linking Radios Remote Control Locomotives in yards Dispatch Train to Train /Mobile Defect Detector Frequency Range (MHz) 160.17-161.58 160.17-161.58 403-420, 900, 6000, 8000, 10000 450, 900 160.215-161.565 MHz 160.215-161.565 MHz 160.215-161.565 MHz Radiocommunication Standards domestic standard domestic standard PDH, SDH, Ethernet domestic standard NXDN NXDN NXDN Channel separation (kHz) 12.5 12.5 6.25 6.25 6.25 Antenna gain (dBi) BS: +various MS: +various BS: +various MS: +various BS: +various MS: +various Polarization Varies1 Varies1 Varies1 Transmitting radiation power (dBm) Fixed Station:50.4 Mobile:47.8 Fixed Station:50.4 Mobile:47.8 e.i.r.p. (dBm) 45.1 45.1 −70 dBW/MHz See footnote 1 See footnote 1 See footnote 1 Receiving noise figure (dB) Station/Mobile/Portable Voice Voice Voice Transmission data rate (kb/s)
Polarization NA NA vPol, xPol vertical Transmitting radiation power (dBm) BS: 70W Cab: 30W UE: 3W BS: 25W Cab: 3W UE: 1W BS: 44 UE :32 Mobile : 35 BTS : 32 - 35 handset: 30; BTS: 40 +48.7 e.i.r.p. (dBm) NA NA 46-53 40 +56.3 Receiving figure (dB) Fixed Station/Mobile/Portable -118 BS: -125 UE: -112 C/I 19 Transmission data rate (kb/s) 9.6 36 4,567/7,2 7,2 kbit/s for one TCH. up to 28,8 kbit/s when allocating up to 4 traffic channels to the same communication. Transmission distance (km) NA NA 5-35 max 4 km Modulation C4FM π/4 π/4DQPSK π/4 DQPSK π/4 DQPSK Multiplexing method FDMA TDMA TDMA TDMA TDMA Reception quality NA NA NA NA Voice/Dispatch X X X X X X x Maintenance X X X X X X Train Control X X X X Emergency X X X X X information X Railway line X X X X X X x Railway station, X X X X X X x Shunting yard X X X X X X Maintenance Base X X X X X X
5.1.3 Parameter and usage of Trunked Radio # 8 9 10 11 12 13 14 Use by Administration(s) D SUI RUS MWI CHN AFS Specific name (if have) TETRAPOL / TETRA POLYCOM System B-TrunC Frequency Range (MHz) 410 - 430, 440 - 443, 445 - 448 380-400 457.4 – 458.45 467.4 – 468.45 387-390/397-399.9 10MHz in 410-450 Radiocommunication Standards ETSI TETRAPOL ETSI YD/T 2889-2015 Channel separation (kHz) 12.5 12.5 25 25 25 Antenna gain (dBi) 3-15 17.5(2 path) 17.5(4 path) Polarization vertical Transmitting radiation power (dBm) BS:27,46 44 Mobile:23 e.i.r.p. (dBm) 44 47 - 59 66.5 Receiving noise figure (dB) Fixed Station/Mobile/Portable NA Transmission data rate (kb/s) 7.2 8 NA Transmission distance (km) 6-20 max 12 Modulation π/4 DQPSK GMSK π/4DQPSK π/4 DQPSK QPSK, 16QAM, 64QAM π/4 DQPSK Multiplexing method TDMA FDMA TDMA TDMA TDD TDMA Reception quality NA Voice/Dispatch X X X X Maintenance X X Train Control X
Use by which Administration(s) RUS RUS RUS USA Specific name (if have) SIR (Train Separation System) SUTP (Brake control system) KUPOL (System for locomotive stoppage) Positive Train control Frequency Range (MHz) 151.7125 – 156.0125 155.075 – 155.275 154.9875 – 156.0125 217-222 Radiocommunication Standards GOST-12252-86 (RUS) GOST-12252-86 (RUS) GOST-12252-86 (RUS) Channel separation (kHz) 25 25 25 25 Antenna gain (dBi) 2 …15 2 …15 2 …15 BS: +various MS: +various Polarization V V V Vertical Transmitting radiation power (dBm) 40 40 40 See footnote 1 e.i.r.p. (dBm) 42 …55 42 … 55 42 … 55 Receiving noise figure (dB) Fixed Station/Mobile/Portable NA NA NA Transmission data rate (kb/s) NA NA NA See footnote Transmission distance (km) 10 10 10 Varies Modulation GMSK FM FM 4DQPSK Multiplexing method NA NA NA TDMX Reception quality NA NA NA Maintenance Control X X X X Emergency X information
Frequency (MHz) Measuring frequency RSR 180: 250 kHz or 307 kHz Oscillating mirror: 2,4 kHz Oscillator on Scanner: 32,786 kHz Measuring frequency RSR 123: 1 MHz Oscillator on Scanner MM2: 60 MHz Oscillator on Scanner MM3: 533 MHz 0.039, 0.050, 0.038, 0.042 0.036 (Track to train) 0.056 (Train to track) 0.050-0.120 865-868 860 460.4, 460.45, 460.3875, 440.025 Radiocommunication Standards None EN, FS Railway Standards ETSI 302 208 ETSI IEEE 802.11ac, IEEE 802.11n Channel separation (kHz) 400 200 12.5 Antenna gain (dBi) 6-7,5 Polarization cPol vertical Transmitting radiation power (dBm) 30 e.i.r.p. (dBm) 31,15 Receiving noise figure (dB) Fixed Station/Mobile/Portable SNR>15dB/4KHz (Trackside to Train) Transmission data rate (kb/s) 1.2(trackside to train) / 0.6(train to trackside) 40-640 9.6
Shunting yard Maintenance Base 5.1.7 Parameter and usage of [XXX Systems] # 22 23 24 25 26 27 28 Use by which Administration(s) QAT HOL VTN F I I D Specific name (if have) TCS Marine VHF Train Control DPAR Trains diagnostics data communication Level Crossing command Radio-operated Strike-in and Radio Monitoring Signal for Simis LC Frequency Range (MHz) 5900 VHF channel 18, 20 and 22 2400-2483.5 445.925 and 446.4625 MHz in a 55km-radius circle around Nançay city 407.7 – 407.9 MHz elsewhere none 0.092, 0.098 467.425 - 468.300 Radiocommunication Standards EN 301893, IEEE 802.11 IEEE 802.11 ETSI 300-113- 1 and 2 Channel separation (kHz) 5000 25 Antenna gain (dBi) Polarization Transmitting radiation power (dBm) e.i.r.p. (dBm) 30 Receiving noise figure (dB) Fixed Station/Mobile/Portable
Transmission data rate (kb/s) Transmission distance (km) Modulation OFDM Multiplexing method OFDMA Reception quality Voice/Dispatch X X Maintenance X Train Control X Emergency Train information Railway line X X X X Railway station, X X Shunting yard Maintenance Base 5.1.7 Parameter and usage of [XXX Systems] # 29 30 31 32 33 34 35 Use by which Administration(s) HOL F VTN F F F F Specific name (if have) Microwave FH Fixed radio KVB Eurobalise Telepower to Eurobalise Axle counter Frequency Range (MHz) 18000, 26000, 38000 12 000 (7 MHz bandwidth), 13 000 (3.5 MHz bandwidth), 1427 –1 530 4,5MHz (DL) & 27 MHz (UL) 0,984 – 7,484 MHz 27.090 – 27.100 MHz
Maintenance Control Emergency information Railway line Railway station, Shunting yard Maintenance Base 5.1.7 Parameter and usage of [XXX Systems] # 36 37 38 39 40 41 42 Use by which Administration(s) F F F F F RUS Specific name (if have) Level crossing Remote control CCTV IRIS DPAR FH ASU VOP-2 (Automatic system for warning) Frequency Range (MHz) 465.1625 MHz / 455.1625 MHz (UL/DL) 50 MHz 410 – 414.50 MHz 445.925 and 446.4625 MHz in a 55 km-radius circle around Nançay city 407.7 – 407.9 MHz elsewhere 12 GHz with a 7 MHz bandwidth 13 GHz with a 3.5 MHz bandwidth 22 GHz with a 3.5 MHz bandwidth 23 GHz with a 3.5 MHz bandwidth 26 GHz with a 14 MHz bandwidth 876 – 880 921 - 925
Use by which Administration(s) F D I CAN VTN RUS Specific name (if have) Axle Counter Axle Counter Axle counter Proximity Detectors Russia “PRISMA-K” Frequency Range (MHz) none 0.00506, 0.0098 ± 0.001, 0.027 bis 0.032, 0.2-0.045, 0.038-0.042, 0.043 ±0.001, 0.043 ±0.002,0.0745 ±0.0055, 0.325 ±0.02, 0.830 ± 0.04, 0.96 ±0.04, 1.130 ± 0.015, 1.035 ± 0.015,1 ± 0.001, 1.2288± 0.001 0.039, 0.050, 0.047, 0.053/0.073, 0.029, 0.031 160.17-161.58 27.09 – 27.10 76350 - 76650 Channel separation (kHz) 12.5 500000 Antenna gain (dBi) 50 Polarization Vertical Transmitting radiation power (dBm) Fixed Station:50.4, Mobile:47.8 -20 e.i.r.p. (dBm) 45.1 30 Receiving figure (dB) <1 Transmission data rate (kb/s) - Transmission distance (km) 0.5 Modulation CW LFM Multiplexing method Reception quality Balises X Loops/Leaky cable Annunciators Radar Scanners X Axle counters X X X
5.3 Radiocommunication systems used for Train remote systems 5.3.1 Shunting System 5.3.1 Parameter and usage of Shunting Systems # 1 2 3 4 5 6 7 Use by which Administration(s) AUS-Queensland NOR S D RUS RUS RUS Specific name (if have) Shunting Radio Analogue UHF radio – Shunting radio Shunting Data service for automatic train composition MALS/GALS MSR-32 SDU ML Frequency Range (MHz) 403-420 36 channels in the 450-470 MHz range 460 167.475, 167.600, 467.900, 468.100, 468.225, 468.250, 458.275 151.7125 – 156.0125 457.4 – 458.45 467.4 – 468.45 876 – 880 921 - 925 400 - 470 151.7125 – 156.0125 Radiocommunication Standards PMR→ Tier 3 DMR n/a EN ETSI EN 300 113, ETSI EN 300 220 GOST-12252-86 RUS Siemens NA Channel separation (kHz) 25 25 25 25 25 25 Antenna gain (dBi) 2 …15 2 …15 2 …15 Polarization vertical V V V Transmitting radiation (dBm) 37 27 (standard), optional up to 33 40 … 45 40 40 e.i.r.p. (dBm) 42 …60 42 …55 42 …55 Receiving noise figure (dB) Station/Mobile/Portable NA NA NA Transmission data rate (kb/s) 9.6 4.8 NA NA NA
Transmission distance (km) < 1 10 … 12 5 10 Modulation 4FSK F3D DRCMSK π/4 DQPSK MSK DRCMSK Multiplexing method TDMA TDMA NA NA NA Reception quality Applications Shunting X X X X X X X Scenarios Railway line Railway station, Shunting yard X X X X X X X Maintenance Base 5.3.1 Parameter and of Shunting Systems # 8 9 10 11 Use by which Administration(s) VTN F F F Specific name (if have) Shunting Analog RLE Local Enterprise) Digital RLE Digital RLE (Radio Local d'Entreprise) Direct Mode Frequency Range (MHz) 403-450 150 160-164 165-173 444-445 457-468 407-470 400 MHz 465.1625 MHz / 455.1625 MHz (UL/DL)
Radiocommunication Standards PMR, TETRA TETRA normes ETSI EN 300 392-1 and EN 300 392-2 TETRA normes ETSI EN 300 392-1 and EN 300 392-2 Channel separation (kHz) 12.5 / 25 12.5 25 25 Antenna gain (dBi) 2,41-7,41 0-14 0 - 1 Polarization vertical vertical vertical Transmitting radiation power (dBm) UE :32 Mobile : 35 BTS : 32 - 35 TBD e.i.r.p. (dBm) 3,41 - 12,41 2-1740 NA Receiving noise figure (dB) Fixed Station/Mobile/Portable Transmission data rate (kb/s) NA 7,2 kbit/s for one TCH. up to 28,8 kbit/s when allocating up to 4 traffic channels to the same communication. 7,2 kbit/s Transmission distance (km) 10 km max 4 km 0,8 - 1,5 Modulation FM / π/4 DQPSK AM π/4 DQPSK π/4 DQPSK Multiplexing method TDMA FDMA TDMA TDMA Reception quality NA NA NA Applications Shunting X X X Scenarios Railway line X Railway station, Shunting yard X X
Data rate (kbps) 8 x 22,8 Radiocommunication distance (km) Max. 20 Modulation GMSK, DRCMK Multiplexing mode TDMA Typical technical characteristics of radio systems for automatic identification of moving vehicles "Palm" operating in the range of 860 MHz is presented in Table A4.4.2-3. A4.4.2-3 Sample radio stations parameters Frequency band (MHz) 865, 867, 869 Channel passband (kHz) 200 Antenna gain (dBi) 5 Polarization Vertical Transmitter output power (dBW) 3 e.i.r.p. (dBW) 8 Receiver noise figure (dB) <8 Data rate (kbps) 22,8 Radiocommunication distance (km) 0,005 Modulation GMSK Multiplexing mode - Typical technical characteristics for radio stations operating in DECT train radio in 1 900 MHz band are shown in Table A4.4.2-4. A4.4.2-4 Sample radio stations parameters Frequency band (MHz) 1880 - 1900 Channel passband (MHz) 1,73 Antenna gain (dBi) 15 Polarization Vertical Transmitter output (dBW) -20 e.i.r.p. (dBW) -5 Receiver noise figure (dB) <5 Data rate (kbps) 1,152 Radiocommunication distance (km) 5 Modulation GMSK Multiplexing mode TDMA
A7.3.4.2-4 Speed scenarios in XIN FENG ZHEN area Scenarios Common speed ( km/h) High-speed (km/h) Line <200 200~350 Normal station 0~60 0 Shunting yard 0~30 0 Maintenance base 0 0 A7.3.4.3 Service environments (SEs) A7.3.4.2-5 Identification of service environments in XIN FENG ZHEN area Tele density Service usage pattern Shunting yard Normal station/ Maintenance base High-speed Line Common speed Line public area SE1 (voice, data) SE2 (voice, data) train/trackside SE3 data) SE4 data) indoor A7.3.4.4 Consideration of Spectrum Efficiency According to the field test results in high-speed railway (ZTE Corporation 450 MHz LTE system), the spectrum efficiency of uplink and downlink is about 1.2 bit/s/Hz and 1.95 bit/s/Hz at 250 km/h, respectively. Considering spectrum efficiency would vary with the speeds and operation environments, China provides an estimated spectrum efficiency matrix used for this study (see Table A7.3.4.4-1). A7.3.4.4-1 Spectrum efficiency consideration (uplink/downlink) in different SEs Tele density usage pattern Shunting yard High-speed Line Common Line Normal station/ Maintenance base Uplink 1.561.95 0.961.2 1.121.4 1.521.9 Downlink 2.0~2.5 1.6~2.0 1.76~2.2 1.84~2.3 A7.3.5 Result of the study This subsection gives a brief description of the calculation procedure and provides the relevant calculation table. It is assumed that a wide area network would be deployed below 1 GHz in order to reduce the number of necessary cell sites.