Ihame ryitumanaho Antenna nibikoresho,
Nigute ushobora kwakira neza no kohereza ibimenyetso kuri 3G / 4G yo gusubiramo ibimenyetso byo gusubiramo amplifiers?
Urubuga:https://www.lintrateb.com/
Ubwa mbere, Ihame rya Antenna:
1.1 Ibisobanuro bya Antenna:
Igikoresho gishobora kumurika neza imiraba ya electromagnetic ku cyerekezo runaka mumwanya cyangwa irashobora kwakira neza imiraba ya electromagnetic kuva mubyerekezo byihariye mumwanya.
1.2 Imikorere ya Antenna:
Guhinduka kw'ingufu - Guhindura umuraba uyobowe n'umwanya wubusa; Imirasire y'Icyerekezo (Kwakira) - ifite ubutange runaka.
1.3 Ihame rya Antenna Ihame:
1.4 Ibipimo bya Antenne
Ibipimo by'imirasire
Ø Igice cya kabiri cya Beam Ubugari, imbere yo kugabana inyuma;
Ø Uburyo bwihuse, ivangura ryambukiranya;
Ø Imiterere y'ubuyobozi, inyungu za Antenna;
Ø Main Lobe, Lobe ya kabiri, guhagarika imirongo, zeru yo kuzuzanya, Beam Downtilt ...
Umuzunguruko
Voltage ihagaze ratio vswr, kwerekana coeefficient γ, gutakaza igihombo rl;
Ø Interput Impence zin, gutakaza tl;
Guterera ISO;
Ø Patrive Ya gatatu Urutonde rwa Pim3 ...
Antenna kuruhande
Ubugari bwa Perizontal
Imbere kugirango ugabanye inyuma: Kugaragaza Ikigereranyo cyimbere Imbere Imbere kuri Antenna nimbaraga zimurikirwa inyuma muri ± 30 °.
Isano iri hagati yunguka hamwe nubunini bwa antenna na beamwidth
Gufunga "Tiro", niko byibanze ku kimenyetso, inyungu nyinshi, nini nini ya antenne, kandi ifunga igitambaro;
Ingingo nkeya zingenzi zungutse:
Antenne nigikoresho cya pasine kandi ntishobora gutanga imbaraga. Inyungu ya Antenna ni ubushobozi bwo kwibanda cyane kungufu cyangwa kwakira imiraba ya electromagnetic muburyo bwihariye.
Ø Inyungu ya antenne ikorwa ninsanganyamatsiko ya vibrators. Isoko ryo hejuru, igihe kirekire cyo kuri Antenna. Ongera inyungu kuri 3DB no gukuba kabiri.
Isumbabyose inyungu, ni byiza kuyobora, niko byibanda cyane, naho bigufi.
1.5 ibipimo by'imirasire
Polarisation: bivuga inzira cyangwa guhindura umurima wamashanyarazi mumwanya.
1.6 Ibipimo byumuzunguruko
Garuka igihombo
Ibicuruzwa bibiri, Antenna
2.1 Uburyo bwa Antenna bwo kwita izina:
Ibyiciro bya Antenna: ODP (Ikipe yo hanze ya Antenna), Ooa (HanDoor Antennation Antencnal Antencna), ORA (hanze ya Anterna), ORA (Hanze ya Anten), ORA (hanze ya Antenna), IWH (Urukuta rwa Anten rwashizwemo Antenne) nibindi.
Kimwe cya kabiri Angle: 032,065,090,090.360 (Antenna ya Base
Uburyo bwa polarisiya
Inyungu: Agaciro ntarengwa ni 21DBI ishingiye ku gaciro nyabyo
Ubwoko buhuriweho: d (din umutwe), n (ubwoko bwumutwe), s (umutwe wa sma), t (tnc umutwe) nibindi
Itsinda ryinshi:
Kode yo kwerekana: inyuguti z'Abaroma zerekana igisekuru cyibicuruzwa. Inyuguti nimibare ikurikira byerekana ko wijimye, imiterere, nandi makuru. Ubwoko bwa F; V Amabwiriza y'amashanyarazi; RV Remote Amashanyarazi
2.2 Antenna Base
Ontenna
Antenna eshatu
Igisenge
Urukuta rwashyizwemo antenne
Yagi Antenna
Grid Antenna
Broadband omnidireccial antenna yinjira-igihe kimwe cya antenne plate antenna
3.1 Gutandukana
Gutandukana kw'amashanyarazi ni igikoresho kigabanya imbaraga zigaragara ibimenyetso bimwe mubimenyetso bibiri cyangwa byinshi. Ni mubyukuri impemu.
Ø IKOMEYE GUTANDUKANYA GUSOHORA kugirango usimbuze ibihuru?
Iyo bikoreshejwe nka synthesizer, ntabwo bisaba kwigunga cyane, guhagarara hasi uhagaze, ariko nanone byibanda kubisabwa kugirango bahangane n'imbaraga nyinshi. Urebye ko ibisohoka ibyambu byakoreshejwe mu kayira gakoreshwa mu kayira gakunze kubaho, umuyaga munini uhagaze; Kubera imbaraga nke zo kurwanya ubutegetsi bwa microsp power, ntabwo dusaba gukoresha imbaraga zo gusimbuza ingufu zo gusimbuza ibitsina.
Ububiko bwa cavity
Bane, intangiriro ya coupler
4.1 couperr
Cou Courts ni ubwoko bwibigize bikwirakwiza imbaraga zanditse binyuze mumurima wamashanyarazi hamwe na magnetiki guhuza kugirango bibe igice cyo guhuza ibisohokamo kugirango urangize kugabura amashanyarazi.
Ø Ikwirakwizwa ry'ubushobozi rya couple ntabwo ritandukanijwe kimwe. Uzwi kandi nkamashanyarazi.
Icyerekezo coupler
Icyerekezo kimwe gikunze gukoreshwa hamwe nicyerekezo cyagenwe cyikimenyetso cya microwave cyo gutoranya, intego nyamukuru nugutandukanya ibimenyetso, cyangwa guhinduranya ibimenyetso byimbere, hamwe na couple ya interineti akenshi ni umuyoboro wicyambu.
Cavit couporr
Ibiranga: Kwitwa imbaraga nyinshi, igihombo gito.
Impamvu:
1. Ubuvumo bwuzuye umwuka, no mu kohereza, gutandukana kw'itangazamakuru byatewe no hagati mu kirere ari munsi cyane.
2. Umukandara wa insinga muri rusange ukozwe muyobora ufite amashanyarazi meza (nko gutangaza ifeza ku buso bw'umuringa), kandi igihombo cyo gutakaza umuringa), kandi igabanuzi igihombo ni uburangare.
3. Imbonerano nini, gutandukana kwihuta. Kwihanganira imbaraga nyinshi.
Antute
Ø Antunuator ni ikintu cy'imbuga ebyiri
Abanyanyikera bakunze gukoreshwa ni kwinjiza abihambiriye.
Airtuator uzwi cyane mubisanzwe ikoreshwa mubuhanga, igizwe na "Π" cyangwa "t" umuyoboro wo kwiteganya.
Abafatanyabikorwa ba Coaxial ubusanzwe bafite ubwoko bubiri bwa Attenuator ihamye kandi itandukanye.
Stanuator ikoreshwa cyane cyane yo kugenzura ingufu za microwave yerekana ibimenyetso bya Microwave muri sisitemu yo gutahura no kurya imbaraga zirenze urugero, bityo ugabanye imbaraga zidasanzwe, bityo ugabanye ibipimo bikomeye byo gupima ibimenyetso, bityo ugabanye ibipimo bikomeye, nka metero yububasha, amplifiers, abakira, nibindi.
Urubuga:https://www.lintrateb.com/
#Amplifier 4g #Gusubiramo 4g
衰减器
Ø 衰减器是二端口互易元件
Ø 衰减器最常用的是吸收式衰减器.
Ø 工程中通常使用的是同轴型衰减器, 由 "π" "型或" t "型衰减网络组成.
Ø 同轴衰减器通常有固定及可变衰减两种.
Ø 衰减器主要用于检测系统中控制微波信号传输能量, 消耗超额能量, 因而扩展信号测量的动态范围, 诸如功率计, 诸如功率计, 频谱分析仪, 放大器, 接收器等.
Igihe cyo kohereza: Jan-18-2024