Diplexer chinhu chakakosha muLMR (Land Mobile Radio) masisitimu, ichigonesa kutapurirana panguva imwe chete uye kugamuchira pamabhendi akasiyana. The435-455MHz/460-480MHz Cavity Diplexerinobata kukanganiswa kwechiratidzo muLMR masisitimu kuburikidza nenzira dzinotevera:
1. Kusefa Bandpass
Iyo diplexer inowanzove ine maviri mabhendi mafirita: imwe yekutumira (Tx) frequency bhendi (semuenzaniso, 435-455MHz) uye imwe yekugamuchira (Rx) frequency bhendi (semuenzaniso, 460-480MHz). Aya mabhendi mafirita anobvumira masiginecha mukati meawo ma frequency renji kuti apfuure apo achidzikisa masaini kunze kwemabhendi aya. Izvi zvinonyatsoparadzanisa kutumira uye kugamuchira zviratidzo, kudzivirira kukanganisa pakati pavo. Semuenzaniso, diplexer inogona kuwana yega ye30 dB kana kukwira pakati pezviteshi zvayo zvakaderera nepamusoro, izvo zvinokwana kune akawanda maapplication.
2. High Isolation Design
Cavity mafirita anowanzo shandiswa mune cavity diplexers nekuda kweiyo yepamusoro Q factor uye yakanakisa kusarudza. Aya mafirita anopa kuparadzaniswa kwepamusoro pakati pemabhendi maviri efrequency, kuderedza kudonha kwechiratidzo kubva kubhendi rekutumira kune bhendi rekugamuchira uye zvinopesana. Kuzviparadzanisa kwepamusoro kunoderedza njodzi yekuvhiringidza pakati pekutumira uye kugamuchira zvikwangwani, kuve nechokwadi chekushanda kwehurongwa hwekukurukurirana. Mamwe diplexer dhizaini, senge yakakwira-kuramba cavity duplexers, anogona kuwana akanyanya kukwirira ekuzviparadzanisa nevamwe. Semuyenzaniso, yakakwira-kuramba mhango diplexer inogona kupa yekuzviparadzanisa nhanho ye80 dB kana yepamusoro, zvinobudirira kudzvanyirira kupindira.
3. Impedance Matching
Iyo diplexer inosanganisira impedance inofananidzira network kuti ive nechokwadi chakanaka impedance inofananidzwa pakati pekutumira uye kugamuchira chiteshi uye antenna kana tambo yekufambisa. Yakakodzera impedance kuenzanisa inoderedza kuratidzwa kwechiratidzo uye masaisai akamira, nekudaro kuderedza kupindira kunokonzerwa nezviratidzo zvinoratidzwa. Semuyenzaniso, diplexer's common junction yakagadzirirwa kuwana yakanakisa impedance yekufananidza, kuve nechokwadi chekuti iyo impedance yekupinza pamhepo yekufambisa ndeye 50 ohms uku ichiratidzira yakakwira impedance pakugashira frequency.
4. Space Segmentation
Mu-co-saiti masisitimu ekutaurirana, ma diplexers anogona kusanganiswa nemamwe matekiniki akadai seye antenna kutungamira, kuyambuka-polarization, uye kuendesa beamforming kuti iwane kumwe kudzvanyirirwa kwekukanganisa kwechiratidzo munzvimbo yekuparadzira. Semuyenzaniso, kushandisa anotungamira antenna pamwe chete nemadiplexer kunogona kuwedzera kuzviparadzanisa pakati pekutumira uye kugamuchira antennas, kuderedza mukana wekupindirana.
5. Compact Structure
Cavity diplexers inoratidzira compact chimiro, ichivabvumira kuti vabatanidzwe nema antennas kana zvimwe zvinhu. Kubatanidzwa uku kunoderedza saizi yehurongwa hwese uye kuoma uku uchidzikisa njodzi dzekupindira. Semuyenzaniso, mamwe madhizaini ediplexer anosanganisira kugona kusefa mune yakajairika junction, kurerutsa chimiro uku uchichengetedza kuita kwepamusoro.
The435-455MHz/460-480MHz Cavity Diplexerinoshandisa bandpass kusefa, yakakwira yekuzviparadzanisa dhizaini, impedance yekufananidza, nzvimbo segmentation, uye humwe matekinoroji ekubata zvinobudirira kukanganiswa kwechiratidzo muLMR masisitimu. Izvi zvinovimbisa kuti kutumira uye kugamuchira zviratidzo zvinoshanda zvakasununguka pasina kupindirana, kuvandudza kuvimbika uye kugadzikana kwemaitiro ekutaurirana.
Si Chuan Keenlion Microwave sarudzo yakakura mune narrowband uye Broadband masisitimu, inovhara ma frequency kubva 0.5 kusvika 50 GHz. Iwo akagadzirirwa kubata kubva pagumi kusvika pamakumi matatu ekuisa simba mu50-ohm transmission system. Microstrip kana stripline madhizaini anoshandiswa, uye akakwenenzverwa kuita zvakanaka.
Tinogonawocustomize RF Cavity Diplexermaererano nezvaunoda. Iwe unogona kupinda peji rekugadzirisa kuti upe zvakatemwa zvaunoda.
https://www.keenlion.com/customization/
E-mail:
sales@keenlion.com
tom@keenlion.com
Sichuan Keenlion Microwave Technology Co., Ltd.
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Nguva yekutumira: May-30-2025