Xiriir Guri
Fahm dheer oo ku saabsan kala duwan ee raadiyowga nidaamka kuwa aan la jirin, halkaas oo kala duwan ee raadiyowga ayaa loo qayb qaataa si guul darro, iyo nidaamka raadiyowga ayaa loo guurayaa si loo hubiyo in nidaamka raadiyowga ayaa wanaagsan;
Xidhiidhka sare hoos u hoos u dhac ah iyo xakameynta xadka, on dheelitirka awoodda downlink, downlink, diidmada ka baxsan-band, kala duwan oo nidaamka dhaqdhaqaaqa, nidaamka gudbinta daahida muhiimka ah ee parameter, qaado on falanqaynta dhamaystiran, design taxadar
Naqshadeynta qaabka waa isbeddelka horumarinta naqshadeynta , si sahlan loogu cusbooneysiin karo dadka isticmaala, nidaamka dayactirka. Si loo daboolo baahiyaha suuqa, iyada oo loo marayo falanqayn faahfaahsan iyo nidaamka muujinta, qaybta kala-goynta qaybinta macquulka ah iyo tusmada ku habboon, oo sameysaneysa nidaam qaybta soo noqnoqda oo dabacsan oo hufan, ayaa aasaaska u dhigay noocyo kala duwan
Muuqaalada Dib u soo noqnoqoshada fiilooyinka muuqaalka ah dhagax
Kala soocida |
astaanta |
Dhererka mawjadaha |
mASTER :1310 nm ; slave :xiriirka 3 :1550nm ;xidhiidhka 4 :1310nm |
Habka la isticmaalayo calooska |
-9dBm ~-3dBm |
Dhaqan gelitaanka qofka oo ku jira qofka xaaladda |
20km |
Nooc casriga |
mASTER :LC/UPC ;slave : FC/PC |
Qoraalka xaqiiqda ah ee digital fiber repeater( Kuwa la isticmaalo qaybinta
farayn |
Sharciyada tekniska |
||
qeybta dhawrka |
qeybta gudaha (madaxa ) |
qeybta gudaha (qaybinta ) |
|
Xadka Joogtada (xisaabto ) |
951-869MHz 935-960MHz 1805-1880MHz |
806-824MHz 890-915MHz 1710-1785MHz |
806-824MHz 890-915MHz 1710-1785MHz |
Ugu yar ee carrirrada |
12 |
12 |
12 |
Ugu yar ee xogta la soo gudbi karo |
10W :40dBm ±2 20W :43dBm ±2 40W :46dBm ±2 60W :48dBm ±2 |
0dBm ±2 |
0dBm ±2 |
Tirada Xukumka |
———— |
≤5dB |
≤5dB |
Guul badan |
50±2dB |
50±2dB |
50±2dB |
Sawiradda Ganinaha |
30dB |
30dB |
30dB |
Sawiradda Ganinaha coddan |
1dB |
1dB |
1dB |
Kontrolka xogta la soo gudbi karo oo isku daynaya (AlC ) |
Xogta ugu yar ee la soo gudbi karo, iyo ku dhaafay 10dB, xogta la soo gudbi karo ay la kulmay kaalinta 2dB, marka xogta la soo gudbi karo ay la kulaan 10dB, xogta la soo gudbi karo waa inuu ku jira ugu yar ee xogta la soo gudbi karo ± 2dB. |
||
Qaybka dhulka |
≤3dB |
||
VSWR |
≤1.5 |
||
Ku xiritaanka mid ka mid ah |
Ku xiritaanka mid ka mid ah ee ku jira bandhigga ≥40dBc (2 carrrier ,40dBm) Laba carrrier ee ku jira bandhigga ≥40dBc ,40dBm) |
||
Ku xiritaanka bandhigga carrrierka |
400 KHz £f_offset < 600 KHz ≥35dB 600 KHz £f_offset < 1MHz ≥56dB 1MHz £f_offset < 5 MHz ≥60dB 5 MHz £f_offset ≥60dB qeyb :f_offset waa qaybta dhexe ee carrirka |
||
Eegitaanka aan la’i karin-carrier ee aan la’i karin (tol ) |
f0±100kHz≤0.5dBc/30kHz f0±200kHz≤-30dBc/30kHz (-36dBm/3kHz) f0±400kHz≤-60dBc/30kHz (-36dBm/3kHz) f0±600kHz≤-60dBc/30kHz(-27dBm/30kHz) |
||
Eegitaanka aan la’i karin-ku shaqeeya ee aan la’i karin (qaybta ugu weyn) |
≥60dBc/30kHz ama ≤-36dBm/100kHz |
||
Eegga ka baxa xagga la eegayn (ka hor taga xagga la eegayn 2.5MHz) (tol ) |
9~100kHz :≤-36dBm/1kHz |
||
100kHz ~50MHz :≤-36dBm/10kHz | |||
50~822.5MHz :≤-36dBm/100kHz | |||
822.5~837.5MHz :≤-47dBm/100kHz | |||
837.5~867.5MHz :≤-36dBm/30kHz | |||
867.5~880MHz :≤-47dBm/30kHz | |||
880~915 MHz :≤-98dBm/30kHz (900MHz wax ujeediyey xagga hoose ) | |||
915~935MHz :≥60dBc/30kHz ama -36dBm/100kHz (caadi ah) ,900MHz wax ujeediyey xagga hoose) | |||
956.5~962.5 MHz :≤-36dBm/30kHz (900MHz waa isku day marka la isticmaalo xagga hoose ) | |||
962.5 MHz ~1GHz :≤-36dBm/100kHz (900MHz waa isku day marka la isticmaalo xagga hoose ) | |||
882.5~887.5 MHz :≤-36dBm /100kHz (900MHz waa isku day marka la isticmaalo xagga sare ) | |||
911.5~962.5MHz :≤-36dBm /30kHz (900MHz waa isku day marka la isticmaalo xagga sare ) | |||
882.5~1000MHz :≤-36dBm /100kHz (1800MHz waa isku day marka la isticmaalo xagga hoose ) | |||
1~1.71GHz :≤-30dBm/1MHz | |||
1~1.7075:≤-30dBm/1MHz (1800MHz waa isku dayn karaa xagga sida la soo gudbiyey ) | |||
1.7275~1.92GHz :≤-47dBm/100kHz (1800MHz waa isku dayn karaa xagga sida la soo gudbiyey ) | |||
1.71GHz ~1.8025 GHz ≤-47dBm/100kHz (1800MHz waa isku dayn karaa xagga sida la soo guurayey ) | |||
1.8225~1.92GHz :≤-47dBm/100kHz (1800MHz waa isku dayn karaa xagga sida la soo guurayey ) | |||
1.71~1.92GHz :≤-47dBm/100kHz (tusaale ahaan 900MHz ) | |||
1.920~1.980GHz :≤-62 dBm/100kHz | |||
1.980~2.010GHz :≤-36dBm/100kHz | |||
2.010~2.025GHz :≤-62 dBm/100kHz | |||
2.025-2.100GHz :≤-36dBm/100kHz | |||
2.100~2.170GHz :≤-62 dBm/100kHz | |||
2.170~3.4GHz :≤-30dBm/1MHz | |||
3.4~3.53GHz :≤-47dBm/100kHz | |||
3.53~12.75GHz :≤-30dBm/1MHz | |||
|
Kuwa ka dhexe ee carrirka leek ( Ku dhowrka harmonics)
|
Kuwa ka dhexe ee haliyada digital ee modulation wegen kuwa ka dhacaya DC dhaqso data iyo kala duwan ee jirka sare iyo hoose oo ka dhacay in-band carrier leakage, oo waxa uu ugu dhaqaaqayaa carrrier kale ee leh frekweynsi gaar ah. In-band carrier leak ≥60dB ama ≤-36dBm |
||
|
Blocking ka weydiin karta 6dBm
|
F1-20 MHz ~F1-2.5 MHz ( -40 dBm/signal ) F2+2.5 MHz ~F2+20 MHz (-40 dBm/signal ) 851 MHz ~880 MHz ( -30 dBm/cw ishara ) 921 MHz ~960 MHz ( -30 dBm/cw ishara ) 1805 MHz ~1880 MHz ( -30 dBm/cw ishara ) 1880~1920 MHz ( 10 dBm/cw ishara ) 2010 MHz ~2025 MHz ( -30 dBm/cw ishara ) 2110~2170 MHz ( -30 dBm/cw ishara ) 2300 MHz ~2400 MHz ( -30 dBm/cw ishara ) 2400~2483.5 MHz ( -30 dBm/cw ishara ) 806 MHz ~835 MHz ( -15 dBm/cw sinyal ) 885 MHz ~915 MHz ( -15 dBm/cw sinyal )(haa la jiro qorsho 900MHz ) 1710 MHz ~1785 MHz ( -15 dBm/cw sinyal ) 1920~1980 MHz ( -15 dBm/cw sinyal ) |
||
Kuwa kaalayka ugu dambeynta |
Kuwa kaalayka ugu dambeynta ee shabakada :≤25μs (ugu yaraan 1 qof kuwa kaalayka 6 ,waxyaabaha oo ku saabsan quruxda 1m ); |
||
Qaabka kaalayka ugu dambeynta :≥ 100μs Kaalayka ugu dambeynta waa si aad ugu yar tahay iyo si aad ugu weyn tahay compensation , kaalayka ugu dambeynta ee taas ka horaysa; | |||
Qaabka kaalayka ugu dambeynta :≤1μs ; | |||
Habkii ku saabsan qaybta la isticmaalo |
Sharciga Test ::Ku dhis iyo kaa dhig ku saabsan 45dB , qaybta la isticmaalo ee -10 ilaa +5dBm ee ka soo baxa, qaybta la isticmaalo ee ka soo baxa ee -90 ilaa -40dBm, waa inay xaqiijin doonaan talooyinka soo socda Taliyaha qaybta :-45Hz≤ΔF≤+45Hz EVM (RMS ):≤6% ; |
||
Ugu weyn ee ku saabsan warqadka (ma ahan karaama) |
qeybta gudaha :10dBm (qaybta la isticmaalo ee ka soo baxa) qeybta dhawrka :10dBm (qaybta la xidhiidha) |
||
Xasiloonka xukuumada ka soo baxa |
Haddii guurka ka soo baxa = 45dB ,Isdabaabka Khaas iyo xasiloonka la xidhiidha ee ka soo baxa ee xukuumada ≤-87dBm |
||
Kuwa kala duwan ee ku jira wakhti kala duwan kuwan kasta oo kala duwan shuqullada Kontrolleerka | |||
Wax xasiloonka leh dhinaca dhexe ,qaabka xasiloonka ≥30dB ,qaabka xasiloonka hoose maayo ka badan -108dBm | |||
Qaabka xasiloonka ≤2dB | |||
Koobka xisaabta khurba :kuligooda remote ayaa leh xisaabta khurba ee ku jira | |||
Waxyaabaha opticaal ah oo la kala qaado |
Wax yaab ah in ay ugu dhasho marka remote equipment ay la jirto ama marka opticaal processing equipment ay la jirto oo ku jira khurba lama jiro tayda |
||
Waxyaabaha opticaal loop |
Marka remote equipment awood ama khurba opticaal ay la jirto, waxyaabaha loop cascade ayaa ugu dhasha si wanaagsan. |
||
Badbaadinta guud ee time slot xisaabta khaldan talyaan |
≤10%,U baahan doonaa isu qorsho waqtiga la isticmaalo in la soo celinayo badan kasta oo la isticmaalo, si kasto ah oo la isticmaalo in la xaqiijiyo remote. |
||
Qaabka la raaciyaa :dhexe ,RS232 ama xagga ethernet ;dheer , MODEM ; | |||