Tarihin eriya ta ƙaho ya samo asali ne tun daga shekarar 1897, lokacin da mai bincike a rediyo Jagadish Chandra Bose ya gudanar da ƙira ta gwaji ta amfani da na'urorin microwaves. Daga baya, GC Southworth da Wilmer Barrow suka ƙirƙiro tsarin eriya ta ƙaho ta zamani a shekarar 1938 bi da bi. Tun daga lokacin, ana ci gaba da nazarin ƙirar eriya ta ƙaho don bayyana tsarin haskensu da aikace-aikacensu a fannoni daban-daban. Waɗannan eriya sun shahara sosai a fannin watsawa da na'urorin microwaves, don haka galibi ana kiransu da sunaeriya ta microwaveSaboda haka, wannan labarin zai binciki yadda eriya ta ƙaho ke aiki da kuma aikace-aikacensu a fannoni daban-daban.
Menene eriya ta ƙaho?
A eriya ta ƙahoeriya ce ta buɗewa wadda aka tsara musamman don mitoci na microwave waɗanda ke da ƙarshen da aka faɗaɗa ko kuma mai siffar ƙaho. Wannan tsari yana ba eriya ƙarin kai tsaye, yana ba da damar isar da siginar da aka fitar cikin sauƙi a cikin dogon nisa. Eriya na ƙaho galibi suna aiki a mitoci na microwave, don haka kewayon mitoci yawanci UHF ko EHF ne.
Eriya ta ƙaho ta RFMISO RM-CDPHA618-20 (6-18GHz)
Ana amfani da waɗannan eriya a matsayin ƙahonin ciyarwa ga manyan eriya kamar su eriya mai kama da parabolic da kuma ta alkibla. Fa'idodinsu sun haɗa da sauƙin ƙira da daidaitawa, ƙarancin rabe-raben raƙuman ruwa, matsakaicin kai tsaye, da kuma faɗin bandwidth.
Tsarin eriya ta ƙaho da aiki
Ana iya aiwatar da ƙirar eriya ta ƙaho ta amfani da jagororin raƙuman ruwa masu siffar ƙaho don watsawa da karɓar siginar microwave na mitar rediyo. Yawanci, ana amfani da su tare da ciyarwar jagoran raƙuman ruwa da raƙuman rediyo kai tsaye don ƙirƙirar ƙananan haske. Sashen da ke walƙiya zai iya zuwa da siffofi daban-daban, kamar murabba'i, mazugi, ko murabba'i mai kusurwa huɗu. Don tabbatar da aiki yadda ya kamata, girman eriya ya kamata ya zama ƙarami gwargwadon iko. Idan tsawon tsayin ya yi girma sosai ko girman ƙaho ƙarami ne, eriya ba za ta yi aiki yadda ya kamata ba.
Zane na zane na eriya na ƙaho
A cikin eriya ta ƙaho, wani ɓangare na kuzarin da ya faru yana fitowa daga ƙofar jagorar raƙuman ruwa, yayin da sauran kuzarin ke haskakawa daga ƙofar guda saboda ƙofar a buɗe take, wanda ke haifar da rashin daidaito tsakanin sararin samaniya da jagorar raƙuman ruwa. Bugu da ƙari, a gefun jagorar raƙuman ruwa, rarrabuwar ra'ayi yana shafar ƙarfin hasken jagorar raƙuman ruwa.
Domin shawo kan kurakuran jagorar igiyar ruwa, an tsara ƙarshen buɗewa a cikin siffar ƙaho mai amfani da lantarki. Wannan yana ba da damar sauyi mai santsi tsakanin sararin samaniya da jagorar igiyar ruwa, yana samar da mafi kyawun jagora ga igiyar rediyo.
Ta hanyar canza jagorar igiyar ruwa kamar tsarin ƙaho, an kawar da katsewar da kuma juriyar 377 ohm tsakanin sararin samaniya da jagorar igiyar ruwa. Wannan yana haɓaka kai tsaye da kuma karuwar eriya ta watsawa ta hanyar rage diffraction a gefuna don samar da kuzarin da ke fitowa a gaba.
Ga yadda eriya ta ƙaho ke aiki: Da zarar an yi farin ciki da ƙarshen jagorar raƙuman ruwa, ana samar da filin maganadisu. Idan ana maganar yaduwar jagorar raƙuman ruwa, ana iya sarrafa filin yaduwar raƙuman ruwa ta bangon jagorar raƙuman ruwa don kada filin ya yaɗu ta hanyar zagaye amma ta hanyar kama da yaduwar sararin samaniya kyauta. Da zarar filin wucewa ya isa ƙarshen jagorar raƙuman ruwa, yana yaɗuwa kamar yadda yake a sararin samaniya kyauta, don haka ana samun gaban raƙuman ruwa mai zagaye a ƙarshen jagorar raƙuman ruwa.
Nau'ikan eriya na ƙaho da aka saba amfani da su
Eriya Mai Ƙaho ta Standard Gainnau'in eriya ce da ake amfani da ita sosai a tsarin sadarwa mai tsayayyen riba da faɗin beam. Wannan nau'in eriya ta dace da aikace-aikace da yawa kuma tana iya samar da ingantaccen ɗaukar sigina, da kuma ingantaccen watsa wutar lantarki da kuma kyakkyawan ikon hana tsangwama. Ana amfani da eriya na ƙaho na gain a cikin sadarwa ta wayar hannu, sadarwa mai tsayayye, sadarwa ta tauraron ɗan adam da sauran fannoni.
Shawarwarin samfurin eriya mai ƙaho na RVMISO na yau da kullun:
RM-SGHA159-20 （4.90-7.05 GHz）
RM-SGHA90-15 (8.2-12.5 GHz)
RM-SGHA284-10(2.60-3.95 GHz)
Eriya Mai Kaho Mai Wayar Salulaeriya ce da ake amfani da ita don karɓa da aika siginar mara waya. Tana da halaye na wide-band, tana iya rufe sigina a cikin madaukai masu yawa a lokaci guda, kuma tana iya kiyaye kyakkyawan aiki a cikin madaukai masu yawa daban-daban. Ana amfani da ita galibi a cikin tsarin sadarwa mara waya, tsarin radar, da sauran aikace-aikacen da ke buƙatar murfin wide-band. Tsarin ƙirarta yayi kama da siffar bakin kararrawa, wanda zai iya karɓa da aika sigina yadda ya kamata, kuma yana da ƙarfin hana tsangwama da nisan watsawa mai tsawo.
Shawarwarin samfurin eriya mai faɗi na RVMISO:
RM-BDHA618-10(6-18 GHz)
RM-BDPHA4244-21(42-44 GHz)
RM-BDHA1840-15B(18-40 GHz)
Eriya Mai Ƙaho Mai Rarraba Biyueriya ce da aka ƙera musamman don watsawa da karɓar raƙuman lantarki a cikin kwatance biyu na orthogonal. Yawanci tana ƙunshe da eriya biyu masu kaho a tsaye, waɗanda za su iya watsawa da karɓar siginar polarized a lokaci guda a cikin kwatancen kwance da tsaye. Sau da yawa ana amfani da ita a cikin tsarin radar, sadarwa ta tauraron ɗan adam da tsarin sadarwa ta wayar hannu don inganta inganci da amincin watsa bayanai. Irin wannan eriya tana da ƙira mai sauƙi da aiki mai ɗorewa, kuma ana amfani da ita sosai a cikin fasahar sadarwa ta zamani.
Shawarar samfurin eriya mai ƙarfi ta RVMISO dual polarization:
RM-BDPHA0818-12（0.8-18 GHz）
RM-CDPHA218-15（2-18 GHz）
RM-DPHA6090-16(60-90 GHz)
Madauwari Rarraba Ƙaho Eriyaeriya ce ta musamman da aka ƙera wacce za ta iya karɓa da aika raƙuman lantarki a tsaye da kwance a lokaci guda. Yawanci tana ƙunshe da jagorar raƙuman ruwa mai zagaye da bakin kararrawa mai siffar musamman. Ta wannan tsari, ana iya cimma watsawa da karɓar ra'ayi mai zagaye. Ana amfani da wannan nau'in eriya sosai a cikin tsarin radar, sadarwa da tauraron ɗan adam, yana ba da damar watsa sigina da karɓar saƙo mai inganci.
Shawarwarin samfurin eriya mai siffar ƙaho mai zagaye na RVMISO:
RM-CPHA82124-20(8.2-12.4GHz)
RM-CPHA09225-13 (0.9-2.25GHz)
RM-CPHA218-16（2-18 GHz）
Fa'idodin eriya ta ƙaho
1. Babu wani abu mai amsawa kuma yana iya aiki a cikin babban bandwidth da kewayon mita mai faɗi.
2. Rabon fadin haske yawanci shine 10:1 (1 GHz – 10 GHz), wani lokacin har zuwa 20:1.
3. Tsarin ƙira mai sauƙi.
4. Mai sauƙin haɗawa da layin jagora na raƙuman ruwa da kuma layin ciyarwa na coaxial.
5. Tare da ƙarancin rabon raƙuman tsaye (SWR), yana iya rage raƙuman tsaye.
6. Daidaitawar juriya mai kyau.
7. Aiki yana da karko a duk faɗin mitar.
8. Zai iya samar da ƙananan takardu.
9. Ana amfani da shi azaman ƙaho don ciyar da manyan eriya masu kama da parabolic.
10. Samar da ingantacciyar hanya.
11. Guji tsayawar raƙuman ruwa.
12. Babu wani abu mai amsawa kuma yana iya aiki akan babban bandwidth.
13. Yana da ƙarfin alkibla kuma yana samar da mafi girman alkibla.
14. Yana ba da ƙarancin tunani.
Amfani da eriya ta ƙaho
Ana amfani da waɗannan eriya musamman don binciken sararin samaniya da aikace-aikacen da aka yi da microwave. Ana iya amfani da su azaman abubuwan ciyarwa don auna sigogin eriya daban-daban a cikin dakin gwaje-gwaje. A mitoci na microwave, ana iya amfani da waɗannan eriya muddin suna da matsakaicin riba. Don cimma matsakaicin aiki, girman eriya ta ƙaho dole ne ya fi girma. Waɗannan nau'ikan eriya sun dace da kyamarorin sauri don guje wa tsangwama ga amsawar haske da ake buƙata. Ana iya motsa masu nuna haske na parabolic ta hanyar abubuwan ciyarwa kamar eriya ta ƙaho, ta haka suna haskaka masu nuna haske ta hanyar amfani da mafi girman kai tsaye da suke bayarwa.
Domin ƙarin bayani, da fatan za a ziyarce mu
Waya:0086-028-82695327
Lokacin Saƙo: Maris-28-2024
