Xaalad: 902-928/1428-1448/2300-2400MHz
Pout: >16W
Noqoshka: 45dBC ACPR
Voltage-ka Shaqada: 28VDC
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Meesha Asalka: |
Shenzhen, Shiinaha |
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Magaca Brand: |
YONLIT, OEM,ODM |
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Lambarka Modelka: |
902-928MHz |
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1428-1448MHz |
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2300 -2400MHz |
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2400-2500MHz |
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la habeeyey |
Isticmaalka ugu weyn
Kooban korka RF
Sharaxaad
Description:
Marka nidaamka isgaarsiinta wireless uu shaqeynayo, xoojinta awoodda waa la kordhiyaa, iyo marka kanaallo badan ay shaqeeyaan, qalloocin aan toos ahayn ayaa soo saari doonta harmonics labaad, harmonics saddexaad, isdhexgalka heerka saddexaad (IMD3), iyo isdhexgalka heerka shana Qalabkan aan toos ahayn wuxuu keeni doonaa taxane ah tilmaamayaasha waxqabadka antenna-ga gudbiyaha sida ballaca shucaaca, joojinta dhinaca dhinaca, iyo qoto dheer oo qoto dheer. Intaa waxaa dheer, astaamaha sare ee ugu sarreeya ee celceliska heerarka sare ee calaamadaha casriga ah ee waxtarka sare leh ee isbeddelka muuqaalka (sida OFDM iyo CDMA) waxay ka dhigaan qalloocan aan toos ahayn ee xoojinta awoodda ee ka shaqeeya meel u dhow barta dhergiga
Haddii aad ku jirto, waxaa laga heli karaa sannadood oo ka mid ah ee qofka badbaadiyada loo sameyn karo dadweynaha adeegga feddama: technologiya back-off, analog pre-distortion, iyo digital pre-distortion. Digital pre-distortion waxay joogin techneekal content gacanta ah, ugu yarreeb ah, iyo xiriirka ah, iyo waa inaad uusan yimid si sharciga ah. Xaaladooda DPD waa ku yar aan la'een carruurta moderna ee multi-carrier broadband systems, iyo algorithmaas signal processing ee base band digital domain waxay joogin xiriir gacanta ah, oo ay ku saabsan linearization effects ee dhammu.
OFDM waa teknoolojiyaha ku xidhka dhulka. OFDM ayaa la isticmaalaan badan ee dhammaan isku darka xogta leh ee broadband ee ku xidhka dhulka, sida telefisheenka sawirka digital (DAB), telefisheenka sawirka digital ee jirro (HDTV) iyo IEEE802.11a iyo IEEE802.16a ee qaybta kaalinta koor-ka ah ee ku xidhka dhulka (WLAN). Si guul dar ah, isku darka aad ugu waawayn SDR wuxuu baahan yahay ku xidhka dhulka ee leh broadband ee ku xidhka dhulka. OFDM wuxuu noqon doonaa mid ka mid ah ee waxyaabaha ugu weyn ee la raacayaa ku xidhka dhulka ee jirro ee isku darka koor-ka ah ee ku xidhka dhulka ee la xidhiidha.
ACPR (Qeybta Awoodda Kanaalka ee Xidhiidhka) waa saamiga awoodda kanaalka ku xiga, kaas oo cabbira faragelinta ama awoodda.
Xisaabiida:
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Faraqa |
Qeybta gudaha |
Qeybta dhawrka |
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1 |
Frekweensiiska isku cararaya |
0.9G |
902-928MHz |
902-928MHz |
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1.4G |
1428-1448MHz |
1428-1448MHz |
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Band 40 |
2300 -2400MHz |
2300-2400MHz |
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2.4G |
2400-2500MHz |
2400-2500MHz |
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la habeeyey | |||||
2 |
Kordhinta |
≥25dB |
≥50dB |
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3 |
Max Pout |
/ |
42±1dBm |
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4 |
Taknolojia linjarka |
/ |
DPD(Digital Pre-Distortion) |
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5 |
Max Pin aan waxyeelloobay |
0dBm |
15dBm |
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6 |
La'anta gain |
≤±1dB |
≤±1.5dB |
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7 |
Meesha adjust gain |
/ |
31dB |
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8 |
Xataa adjust gain |
/ |
±1dB |
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9 |
Meesha ALC |
/ |
≥15dB |
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10 |
Nosie Figure |
≤3dB |
/ |
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11 |
EVM |
/ |
≤3% (Error Vector Magnitude) |
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12 |
ACPR |
/ |
≤-45dBc@5MHz & 20MHz OFDM |
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13 |
PAR |
/ |
10 (Peak average Ratio) |
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14 |
Stability Pout |
/ |
±1dB@25℃~+55℃ |
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15 |
Stability gain |
/ |
±1.5dB@25℃~+55℃ |
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16 |
Spurious |
/ |
Ku xidhka dhulka: ≤-36dBm/30kHz |
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/ |
Dibadda ku xidhka dhulka: ≤-30dBm/30kHz |
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17 |
VSWR |
≤1.4 |
≤1.4 |
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18 |
Voltage Shaqo |
28V |
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19 |
Koronto Shaqo |
DPD: ≤4A |
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20 |
Heerkulka Shaqo |
-40 to +75℃ |
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21 |
T/R Switch |
TDD working Mode |
Kuwa Tx waxaa ka heli karaa, Rx wuxuu ku jirtaa OFF; Kuwa Tx wuxuu ku jirtaa OFF, Rx waxaa ka heli karaa |
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Tx-Rx Dugsi Wac |
2us |
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22 |
Xidhiidhiyaha RF |
ANT Faruurad |
(Rx LNA IN & Tx PA OUT): SMA-K |
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Tx in |
MCX |
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Rx out |
MCX |
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23 |
Iskudhamaan (Tx to Rx) |
≥55dBc |
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24 |
Cabbirka |
130×90×20mm |
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25 |
Dib ugu yar & control |
I/O Port habraaca |
RS485, China Mobile Standard for Mobile BDA, 19200 |
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I/O Port |
PHD2.0, 2*5PIN Xogta aqoonsiga ee loo yaqaan 'PIN1:RS485B'; PIN3:TR 3.3V ama hawada ku xidhan: ON; 0V ama qeybta: OFF PIN5,7:GND |
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Soo dir |
ON/OFF, Gain |
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Xiriir |
ON/OFF, VSWR Alarm, Hidaynta Alarm Qayb Temperatur, ATT qayb, Xiriirka Farsamada |
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Alarm over rated-Pout: Shutdown markii Pout waa 2dB oo dhan kale kuwa rated-Pout, Pout Alarm iyo PA shutdown. | |||||
Alarm ku xiriira Carruur: PA Gudbinayo >75℃, gudaha caawimaad <50℃ | |||||