Nhau - Telecom Feeder Cable: Maitiro Ekuvandudza Kutumirwa kweSignal muBase Station Networks

Kusarudza kurudyitambo yekufambisa yenharembozhaZvakakosha pakutumira masaini kwakasimba muma network e base station. Waya ye feeder yemhando yepamusoro inovandudza data throughput uye nguva yekushanda, izvo zvinoratidza kukosha kwewaya ye feeder mukutaurirana. Telsto inopa mhinduro dzewaya dzakavimbika. Tafura iri pazasi inoratidza kuti kusarudza waya kunokanganisa sei mashandiro e network:

Rudzi rweTambo	Zvakanakira	Mhedzisiro paMaitiro Ekuita
Tambo dzemhangura	Inodhura zvishoma, inoenderana, yakakodzera daro pfupi	Bandwidth yakaganhurirwa, kunonoka kwakakwira
Tambo dzeFiber Optic	Kumhanya nekukurumidza, bandwidth yakakura, madaro marefu	Kuwedzerwa kwekushandisa, nguva yekushanda yakagadziridzwa

Kusarudza Cable Yakakodzera Yekudyisa Telecom

Magadzirirwo Akakosha Ehunhu hweSignali

Kusarudzawaya yekudyisa kurudyiZvakakosha pakuchengetedza hunhu hwakasimba hwemasaini mune chero network. Maitiro ehunyanzvi etambo yekudyara anokanganisa zvakananga mashandiro enetwork dzenharembozha nedzimwe nzira dzekutaurirana. Nyanzvi dzinofanira kuongorora parameter dzinoverengeka dzakakosha vasati vaita sarudzo.

Tsanangudzo	Tsananguro	Mhedzisiro paHunhu hweSignali
Kuchinja-chinja kwePassive Intermodulation (PIM)	Inoyera ma frequency asingadiwe e harmonic anokonzerwa ne non-linearities mu cables uye connectors.	Zvinokanganisa kunaka kwekufona, kuburitswa kwedata, uye kugona kwenetwork yese.
Chiyero cheVoltage Standing Wave (VSWR)	Inoratidza kushanda zvakanaka kweRF simba kuburikidza netambo yekutumira.	VSWR isina kunaka inokonzera kushaikwa kwesimba uye kudzikira kwekushanda zvakanaka kwenetwork.
Sarudzo yeConnector	Inovimbisa kuvimbika kwenguva refu kwenetwork.	Zvakakosha kuti irambe ichishanda zvakanaka nekufamba kwenguva.

Kurasikirwa kushoma kwekupinza chimwe chinhu chakakosha. Izvi zvinosarudza kuti simba remasaini rinorasika sei parinofamba netambo yekudyisa. Zvinhu zvepamusoro-soro, zvakaita sezviya zvinoshandiswa muTelsto's LMR400 neRG213, zvinobatsira kuderedza kurasikirwa uku. Tafura iri pazasi inoenzanisa kukosha kwekurasikirwa kwekupinza kwemhando dzakajairika dzetambo yekudyisa pamafrequencies akasiyana:

Kakawanda	Kurasikirwa kweRG213 (Kudzikiswa kwedB/100ft)	Kurasikirwa kweLMR400 (Kudzikira kwedB/100ft)
100 MHz	2.2	1.2
400 MHz	4.8	2.5
1000 MHz	8.2	4.1

Kuiswa uye Kugadziriswa kweFeeder Cable

Kuisa nekugadzirisa tambo dzekufambisa zvakanaka kwakakosha pakutumira masaini akavimbika muma network ekutaurirana. Maitiro ekuisa emhando yepamusoro uye kugadzirisa nguva dzose kudzivirira kunobatsira kuchengetedza kushanda zvakanaka muma network enharembozha, nhepfenyuro, uye mamwe masisitimu ekutaurirana. Kuzvipira kwaTelsto mukuyedza kwakasimba uye kudzora mhando kunoita kuti tambo yega yega yekufambisa isvike padanho reindasitiri rekugara kwenguva refu uye kuvimbika.

Maitiro Akanakisisa Ekuisa

Kuisa tambo yekufambisa zvakanaka kunoderedza kurasikirwa kwechiratidzo uye kukanganiswa. Mainjiniya anofanira kutevedzera nzira dzakanakisa dzeindasitiri kuti ave nechokwadi chekuti network yacho yakasimba. Mirayiridzo inotevera inotsigira kuiswa zvakanaka:

• Dzivisa kukombama kwakapinza kana kukwenya kwetambo kudzivirira kukuvara uye kuora kwechiratidzo.
• Shandisa zvibatiso zvetambo kana zvekubatanidza kuti usunge tambo uye kuti nzira yacho ifambe zvakanaka.
• Sarudza kureba kwetambo uye geji yakakodzera kuti uderedze kudzikira kwechiratidzo.
• Iva nechokwadi chekuti ma connectors ese akabatana zvakasimba uye akanyatsorongeka.
• Isa pasi rakakodzera kudzivirira kukanganiswa uye kuchengetedza hunhu hwechiratidzo.
• Funga nezvekushandisa ma booster kuti tambo ishande kwenguva yakareba kuti irambe iine simba remasaini.

Tambo dzeTelsto feeder dzinoongororwa zvakasimba nehunhu hwemagetsi nemakambani eQC ari mukati mekambani pamwe nevanoongorora vechitatu vasati vatumirwa. Maitiro aya anoita kuti tambo yega yega ishande zvakanaka mumhando dzakasiyana dzemashandisirwo etambo dzefeeder, kusanganisira kutumira data rine simba rakawanda uye kutaurirana nesatellite.

Zvikanganiso zvinowanzoitwa panguva yekuisa zvinogona kukonzera matambudziko enetwork kwenguva refu. Kukombama kwetambo zvisina kunaka, kunaka kwekubatanidza ma "splice", kusvetuka kuvharwa kwema "duct sealing", uye kudhonza tambo zvisina kunaka ndizvo zvinowanzo kukonzera kurasikirwa kwechiratidzo. Zvikanganiso izvi zvinogona kukonzera kuwedzera kwe resistance, kupinda kwemvura, uye nzvimbo dzinopisa, izvo zvinogona kuramba zvisingaonekwe kusvika zvakonzera matambudziko makuru ekushanda. Kunyatsoteerera matekiniki ekuisa kunobatsira kudzivirira matambudziko aya uye kunotsigira kugara kwenguva refu kwetambo yekudyisa.

Zano: Gara uchitevera nhungamiro dzemugadziri pakuisa uye shandisa maturusi anokurudzirwa kudzivirira kukuvadza tambo kana zvinobatanidza.

Kuve nechokwadi chekubatana kwemhando yepamusoro

Kubatana kwemhando yepamusoro pakati petambo dzekufambisa nemidziyo yebase station kwakakosha pakuchengetedza kutumirwa kwakasimba kwechiratidzo. Kubatana pakati pezvinobatanidza netambo kwakakosha. Chinobatanidza chinofanira kuenderana nehukuru hwemuviri uye hunhu hwemagetsi hwetambo yekufambisa kuti ive nechokwadi chekubatana kwakachengeteka uye kusingapindi simba. Zvinobatanidza zvisina kuenderana zvinogona kukonzera kusabatana zvakanaka uye kuwedzera kudzikira kwechiratidzo.

Kugara kwenguva refu chimwe chinhu chakakosha. Ma connectors anobatwa nemamiriro ekunze akaoma kana kumanikidzwa kwemakanika anofanirwa kushandisa zvinhu zvakasimba uye magadzirirwo kuti agone kutsungirira hunyoro, kudedera, uye kuchinja kwetembiricha. Kuyera mashandiro, senge voltage uye kugona kwemagetsi, kunofanirwa kuenderana nezvinodiwa nenetwork. Ma connectors ane Voltage Standing Wave Ratio yakaderera (VSWR), zviri nani pasi pe1.1:1, anobatsira kuderedza kuratidzwa kwemasaini uye kuchengetedza kubatana kwemhando yepamusoro mumasisitimu efoni nefiber optic cable.

Mhando dzakasiyana dzekubatanidzaZvinokodzera mashandisirwo akasiyana-siyana etambo yekudyisa. Zvinobatanidza zvemhando yeN zvinopa kudzivirira mamiriro ekunze kwakanaka kushandiswa panze. Zvinobatanidza zveDIN zvakanakira masitudiyo ehunyanzvi ekutepfenyura. Zvinobatanidza zveSMA zvakagadzirirwa mashandisirwo epamusoro-soro, nepo zvinobatanidza zveBNC zvichipa mhinduro inodhura yekutaurirana uye kutepfenyura. Kusarudza mhando yekubatanidza yakakodzera uye kuona kuti matekiniki ekuisa akakodzera akakosha kuti tambo dzese dzekudyisa dzive dzakavimbika kwenguva refu.

Kugadziriswa Kwemazuva Ose Kwekuti Network Ivimbike

Kugadzirisa nguva dzose kwakakosha kuti tambo dzekufambisa dzirambe dzichishanda zvakanaka muma network ekutaurirana. Kuongorora nguva dzose kunobatsira kuona matambudziko angangoitika asati akonzera zvikanganiso zve network kana kuora kwechiratidzo. Maitiro makuru ekugadzirisa anosanganisira:

• Kuongorora nemaziso kuti vaone kana paine kukuvara kwemuviri, kushushikana kwezvakatipoteredza, uye ngura pazvinobatanidza.
• Kuongororwa nguva dzose kwezvimiro zvemagetsi uchishandisa michina yakasarudzika, senge time-domain reflectometry (TDR), kuti uone zvikanganiso zvemukati kana kusawirirana kweimpedance.
• Kugadziriswa kwekuchengetedzwa kwemamiriro ekunze kudzivirira kupinda kwehunyoro, izvo zvinogona kukanganisa kunaka kwemasaini.
• Kuongororwa kwehurongwa hwepasi nekubatanidza kuti pave nechokwadi chekuti zvinhu zvakachengeteka uye zvakachengeteka.

Kuongorora nguva dzose kwakakosha kudzivirira zvikanganiso mu antenna feeder system. Mainjiniya vanofanira kutarisa zviratidzo zvekupinda kwemvura, ngura, uye kukuvara kwemuviri. Kugadziriswa kwakarongwa kunotsigira kuvimbika kuripo uye kunoderedza kudiwa kwekugadzirisa nekugadzirisa matambudziko. Kutarisira kwakakodzera fiber optic cable uye kutarisisa kuiswa kwe coaxial cable kunowedzera kugadzikana kwenetwork.

Tambo dzeTelsto dzinofambisa magetsi dzakagadzirirwa kugara kwenguva refu uye dzinoedzwa zvakakwana kuti dzive nechokwadi chekuti dzinosangana nezvinodiwa zvekutaurirana kwemazuva ano. Nekutevera nzira dzakanakisisa dzekushandisa.kuiswa nekugadzirisa tambo yekudyisa, vashandisi venetwork vanogona kuwana hunhu hwemasaini hunoenderana uye kuwedzera hupenyu hwezvivakwa zvavo.

Mhinduro Dzakadzama dzeKushanda kweNetwork

Tambo Dzisingarasikirwi Nezvinhu Zvemazuva Ano

Tekinoroji yemazuva ano yekufambisa tambo dzemagetsi inoshandisa nharembozha inoshandisa zvinhu zvepamusoro kuti iite mashandiro epamusoro echiratidzo. Vagadziri vanoshandisa mhangura dzemhangura nemapolymer epamusoro mukuvaka tambo dzemagetsi. Zvinhu izvi zvinopa kugadzikana kuri nani kwekupisa uye zvinoderedza kurasikirwa kwechiratidzo, izvo zvakakosha pakutumira ma frequency akawanda munharembozha uye kutaurirana kwesatellite. Mapolymer epamusoro anodzivirirawo tambo kubva munzvimbo dzakaoma, zvichitsigira kuvimbika kwenguva refu mukuisa mukati nekunze. Kushandiswa kwezvinhu zvakangwara mutambo dzemagetsi kunogonesa kutarisa nekugadzirisa panguva chaiyo, izvo zvinobatsira kudzivirira zvikanganiso zvisingatarisirwi zve network uye kuderedza kudiwa kwekugadzirisa nekugadzirisa. Telsto'smhinduro dzetambo dzekudyarashandisa zvinhu zvemazuva ano izvi kuti uve nechokwadi chekuti masaini anochinjika pamhando dzese dzetambo dzekufambisa, kusanganisira tambo ye coaxial netambo ye fiber optic. Nzira iyi inotsigira kutaurirana kwakasimba uye kuiswa kwe fiber optic zvinobudirira muma network akaomarara.

Zvishandiso Zvekuvandudza Zviratidzo Mukutaurirana

Kugadzirisa mashandiro enetwork kunoda zvinopfuura kungoshandisa tambo dzemhando yepamusoro. Zvishandiso zvekuvandudza masaini zvakaita sema tappers, ma combiners, uye ma repeaters zvinoita basa rakakosha mukuchengetedza kutumirwa kwakasimba kwemasaini. Ma inductive combiner anoshandisa ma transformers kuvandudza kuparadzaniswa kwemasaini uye kuderedza kurasikirwa, zvichiita kuti ashande pamashandisirwo e high-frequency. Ma Active combiner anoshandisa ma amplifiers kusimudzira simba remasaini, izvo zvakanaka pakufukidza network kure. Kuongororwa nguva dzose kwekugadzirisa pamidziyo iyi kunobatsira kuona matambudziko emasaini nekukurumidza uye kutsigira mashandiro akavimbika enetwork. Ma Signal booster nema RF cellular repeaters anobata masaini asina simba kubva kunhare dzemasero, anoawedzera, uye anoaparadzira zvakare mukati menetwork. Maitiro aya anovandudza kufukidzwa kwemasaini uye mhando, kunyanya munzvimbo dzakaoma. Distributed antenna systems (DAS) anoshandisa musanganiswa we fiber ne coaxial cable kuparadzira masaini zvinobudirira. Kutarisirwa kwakakodzera kwe fiber optic cable uye kuisa mashandisirwo aya nokungwarira kunoita kuti masaini ashande zvakanaka munhare dzese dzemasero nedze fiber. Maitiro aya anoderedza kurasikirwa kwemasaini, anoderedza matambudziko, uye anotsigira kutaurirana kusina matambudziko mumhando dzese dzenetwork.

Nyanzvi dzeTelecom dzinofanira kugara dzichiongorora zvivakwa zvavo zvemagetsi zvinopa rubatsiro rwemagetsi kuburikidza nekuongorora dzimba dzinopihwa, nzira yekufambisa mafiber, uye nzira yekugadzirisa. Kuvandudza kune mhinduro dzepamusoro kunovandudza kutumira masaini uye network dzekutaurirana dzinodzivirira ramangwana. Ongorora network yako, funga nezvesarudzo dzakavimbika dzeTelsto, uye shandisa matekinoroji matsva kuti uve nechokwadi chekuti mashandiro anowirirana sezvo zvinodiwa zvichikura.

Mibvunzo Inowanzo bvunzwa

Ndeipi basa guru re feeder cable mukutaurirana?

Tambo yekudyisaInotakura chiratidzo pakati pemidziyo yechiteshi chepasi nemaantenna, zvichiita kuti pave nekutaurirana kwakavimbika kune ese masevhisi ezwi nedata.

Matambo ekufambisa ma network anofanira kuongororwa kangani?

Matekiniki anofanira kuongorora tambo dzekufambisa magetsi kanenge kamwe chete pagore kuti arambe achishanda zvakanaka uye kudzivirira kutadza kusingatarisirwi muma network.