Chii chinonzi RF POI?

POI

RF POI inomiriraRF Point yeInterface, inova mudziyo wenharembozha unosanganisa nekugovera masaini akawanda eredhiyo (RF) kubva kune akasiyana network opareta kana masisitimu pasina kukanganisa. Inoshanda nekusefa nekugadzira masaini kubva kwakasiyana masosi, senge akasiyana-siyana evashandisi zviteshi, kuita imwechete, yakasanganiswa chiratidzo chemukati yekuvhara system. Chinangwa chayo ndechekugonesa manetwork akasiyana kugovera zvivakwa zvemukati zvakafanana, kuderedza mitengo uye kuomarara uku uchiona yakavimbika chiratidzo kuendesa kune akawanda masevhisi senge cellular, LTE, uye yakavanzika trunking kutaurirana.

Zvinoshanda sei

• Uplink: Inounganidza zvikwangwani kubva kunharembozha mukati menzvimbo uye inoatumira kune zvakateerana base zviteshi mushure mekusefa nekuzviparadzanisa ne frequency uye opareta.
• Downlink: Inogadzirisa zviratidzo kubva kune vakawanda vashandisi uye mabhendi emagetsi uye inoabatanidza kuva chiratidzo chimwe chete kuti chigoverwe mukati mechivako kana nzvimbo.
• Kudzivirira kupindira: Iyo POI inoshandisa mafirita epamusoro uye masanganisi kupatsanura uye kugadzirisa masaini, kudzivirira kukanganisa pakati pemanetiweki evashandisi vakasiyana.

Iyo RF POI unit inogona kusanganisira:

Chikamu

Chinangwa

Mafirita / Duplexers

Kupatsanura UL/DL nzira kana akasiyana frequency mabhendi

Attenuators

Gadzirisa mazinga emagetsi ekuenzanisa

Circulators / Isolators

Dzivirira zviratidzo zvechiratidzo

Power Dividers / Combiners

Sanganisa kana kupatsanura nzira dzechiratidzo

Directional Couplers

Tarisa mazinga echiratidzo kana kutonga nzira

 

RF POI inowanzozivikanwa nemamwe mazita akati wandei zvichienderana nedunhu uye mashandisirwo. Mazita anonyanya kuzivikanwa anosanganisira:

Term

Zita rizere

Zvinoreva / Kushandisa Context

RF Interface Unit

(RF IU)

General zita reyuniti inobatanidza akawanda RF masosi ane DAS.

Multi-Operator Combiner

MOC

Inosimbisa kusanganisa akawanda anotakura / anoshanda.

Multi-System Combiner

MSC

Pfungwa imwechete, inoshandiswa uko kuchengetedzeka kweveruzhinji + kutengeserana network kunogara.

MCPA Interface Panel

MCPA = Multi-Carrier Power Amplifier

Inoshandiswa mumasisitimu anobatana neMCPA kana BTS.

Musoro-End Combiner

-

Inoshandiswa muDAS misoro-yekupedzisira makamuri pamberi pekugovera chiratidzo.

POI Combiner

-

Musiyano wezita wakareruka wakananga.

Signal Interface Panel

SIP

Iyo yakawanda generic telecom zita, dzimwe nguva inoshandiswa mukuchengetedzwa kweveruzhinji DAS.

Semugadziri wehunyanzvi weRF zvikamu, Apex haingopi chete zvikamu zvega zvega zvekushandisa zvakasiyana, asi zvakare inogadzira uye inosanganisa RF POI sezvinodiwa nevatengi. Saka kana iwe uchida chero rumwe ruzivo, wakasununguka kutibata nesu.

 


Nguva yekutumira: Nov-10-2025