手册

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缄祉俞
7 years ago
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1 SM

2 I (FRONT-BACK RATIO)...3 II III...7 IV V i

3 I Ω VSWR 1.2 0dB 0 14dB VSWR = 1.02 ±45 2

4 ± ±45 5dB 2dB 1.03 dbd dbi DBi dbd dbi=dbd+2.15 SM 18dBi 11dBi dB H Plane Half Power beamwidth :(45,60,90 ),, V Plane Half Power beamwidth : 48, 33,15, (Front-Back Ratio) 25 30dB 30 3

5 EECTRICA SPECIFICATIONS (Band 1) ain dbi 16 Frequency Range MHz Polarisation Dual, Slant ± 45 Isolation between ports db 30 Horizontal Plane -3dB Power Beamwidth 65 Vertical Plane -3dB Power Beamwidth 8 Horizontal Plane -10dB Power Beamwidth 125 Impedance Ohm 50 Return oss MHz db 16 Front to Back Ratio db 25 Max Input Power per port W 150 Electrical Downtilt 1 to 10 Downtilt Setting Accuracy ± 0.5 EECTRICA SPECIFICATIONS (Band 2) ain dbi 16 Frequency Range MHz Polarisation Dual, Slant ± 45 Isolation between ports db 30 Horizontal Plane -3dB Power Beamwidth 65 Vertical Plane -3dB Power Beamwidth 8 Horizontal Plane -10dB Power Beamwidth 120 Impedance Ohm 50 Return oss db 14 Front to Back Ratio db 25 Max Input Power per port W 125 Electrical Downtilt 1 to 10 Downtilt Setting Accuracy ± 0.5 EECTRICA SPECIFICATIONS (Common) Connectors Type 7/16 DIN, N optional MECHANICA SPECIFICATIONS Height mm 2258 Width mm 400 Depth mm 139 Rated Wind Speed km/hr 200 Thrust at Wind Speed of 160 km/hr kgf 175 Weight (excluding mounting brackets) kg TBOutline Drawing No MK105 Deltec s policy of continual improvement requires us to reserve the right to change these specifications without notice. 4

6 II B 65 B dBc 5

7 dBc 30dBc SM ± dB 20-30cm 20cm

8 III A B SM9000 SM dB 1 /4 3 / RX-TX,TX-TX 30dB 50cm 4.5m dB 20-30cm 20cm 7

9 >1M >3M >4M >2.5M >1M SE CCIR 0.6 d 0 6λ λ/4 λ/4 8

10 IV MHz S S=2R(H+h) R- 6370km H- h- SM 500m a b c 9

11 M 500M θ=arctg(h/r) A/2 θ-- h-- R-- A SM ERICSSON A 0 B 120 C

12 SM SM 4.04 (a) (b) (c) (d) (a)(b) 8/8/ km (c) 6/6/6 4/4/ km (d) 2/2/2 3 5km 5km 5km-20km a. b. c. d. 11

13 e SM900/1800 (R=1 3km) 12

14 V 5.01 Downlink,from BTS to MS Uplink,from MS to BTS BTS TX Power 42 MS TX Power 30 Combining oss 3 MS Antenna gain 0 Duplexer oss 0 Total EIRP 30 Top of cabinet TX 39 Feeder oss 2 Feeder oss 2 BTS antenna gain 18 BTS antenna gain 18 Total EIRP 55 MS RX -100 BTS RX -104 MS antenna gain 0 Diversity gain 5 Fading margin 6 Fading margin 6 Interference 3 Interference 3 Antenna body 3 Antenna body loss 3 MAX.allowable 143 MAX.allowable 143 path loss dbm path loss dbm ink Balance(Downlink-Uplink)=0 13

15 SM Downink Upink db down slantbts dms ams ori abts pbts duplbts outbts inms P C P P = inms P outbts P BTS duplbts pbts BTS abts ori C ams dms slantbts down P db ] [ ta up dbts ams ori abts pbts duplbts outms inbts P C P P = 14

16 ibtss P outms P duplbts pbts BTS abts ori C ams dbts ta up P down P up P = D NMS D NBTS D sense MS sense BTS other sense other NMS inms MS D D P sense other NBTS inbts BTS D D P sense other NMS inms MS D D P = NBTS NMS ta slantbts dms dbts outms sense sense outbts D D P BTS MS P

17 5.02-2dB/ 900MHz 10dB 7.3dB 5.8dB 8.7dB 18dB 7.7dB 13.1dB 9.5dB 27dB 8~10dB 1800MHz 900MHz 1800MHz 900MHz SM dB 10dB 900MHz 5~10dB 4~7dB 1~2dB 3dB 8~10dB SM900 7/8 1000MHz dB 2000MHz dB 2.16 db 16

18 5.03 SS at Rx-antenna Variations due to Rayleigh fading distance Variation due to shadowing lobal 6 8dB means db Signal Strength s s lgf+20lgd Txpwr Txpwr s f d f d s 6dB SM1800 SM900 6 db ~6dB SM1800 (DCS) I SM Signal Acceptance evel SM DCS Signal Acceptance evel DCS Distance 17

19 p p=20lg(d²/(h1*h2)) h1 h2 Base Mobile d 5.04 Okumura SM900MHz CCIR Okumura ( lgf-13.82lgh1+( lgh1)lgd-a(h2)-s(a) ( )= lgf-2[ l g( f / 28) ] ² lgh1+( lgh1)lgd-a(h2) ( )= lgf-[lg(f/28)]²-2. 39( l gf ) ² lgh1+( lgh1)lgd-a(h2) ( )= lgf-4. 87( l gf ) ² lgh1+( lgh1)lgd-a(h2) ( )= lgf-13.82lgh1+( lgh1)lgd-a(h2) f---- MHz h1--- m h2--- m d---- km a(h2)--- db a(h2)=(1.1lgf-0.7)h2-1.56lgf+0.8( ) =3. 2[ l g( h2) ] ² -4.97( ) s(a)--- db; s(a)=30-25lga (5%<a 50%) = lga-15.6(lga)² (1%<a 5%) =20 (a 1%) 18

20 Cost-231-Walfish-Ikegami SM 1800 MHz "Cost- 2-Walfish-Ikegami" lgd+20lgf o+msd+rts a)o o= lgd+20lgf b)msd c)rts dBm -80 dbm -90 dbm -94 dbm 19

21 90 20

22 21

23 Model Frequency (MHz) Supplier Polarisation Minimum ain (dbi) Azimuth Beamwidth ( ) Electrical Tilt ( ) ength (m) Comments MTPA925-D8B-Rxy-z DETEC H/V Adjustable 2.3 Special antennas MTPA925-D8-Rxy-z DETEC H/V Adjustable 2.3 Special antennas Kathrein Slant Kathrein Slant Availability Oct Kathrein Slant Allgon Slant High performance Allgon Slant High performance SMD CSA H/V SMD S CSA Slant APX T Celwave Slant APX T Celwave Slant APX T Celwave Slant Allgon Slant Kathrein Slant Kathrein Slant Availability Sept Kathrein Slant Kathrein Slant Availability Oct Kathrein Slant Availability Sept. 97 APX T Celwave Slant Allgon Slant High performance APX T Celwave Slant Allgon Slant High performance Kathrein Slant Kathrein Slant Availability Sept Kathrein Slant Availability Sept. 97 APX T Celwave Slant APX T Celwave Slant SMD CSA H/V SMD S CSA Slant APX T Celwave Slant

24 Model Frequency (MHz) Supplier Polarisation Minimum ain (dbi) Azimuth Beamwidth ( ) Electrical Tilt ( ) ength (m) Comments Kathrein Slant Availability Sept 97 APX T Celwave Slant SPA1800/65/19/2/DS Huber&Suhner Slant PCND AS CSA Slant High performance PCND AS CSA Slant High performance PCND AS CSA Slant PCND AS CSA Slant Kathrein Slant Kathrein Slant Kathrein Slant PCND AS CSA Slant PCND AS CSA Slant Kathrein Slant Availability Sept Kathrein Slant Availability Sept 97 APX T Celwave Slant Kathrein Slant Availability Sept 97 PCND AS CSA Slant High performance PCND AS CSA Slant High performance SPA1800/85/17/6/DS Huber&Suhner Slant PCND AS CSA Slant PCND AS CSA Slant Kathrein Slant Availability Sept 97 PCND AS CSA Slant PCND AS CSA Slant Kathrein Slant Availability Sept 97 3

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水功能区划报告全国重要江河湖泊水功能划 (2011-2030 年 ) 二〇一二年三月全国重要江河湖泊水功能划 (2011-2030 年 ) 二〇一二年三月前言水是生命之源生产之要生态之基水资源短缺水污染严重仍然是当前制约经济社会可持续収展的主要瓶颈