A Dielectric Filter bụ eriri anya na-ahọrọ nke na-ebufe otu wavele ogologo ma gosipụta ndị ọzọ dabere na ntinye aka n'ime ihe owuwu ahụ. A na-akpọkwa nnyonye anya nzacha. Mmetụta microwave dielectric ceramics na-eme ka nha ngwaọrụ dị na njupụta nke sekit agbakwunyere ngwa ndakwa nri. N'ihi nke a, a na-eji ya eme ihe maka nzacha ngwa ndakwa nri na bọọdụ sekit na ọdụ ntọala nke nkwukọrịta ekwentị na sistemụ nkwukọrịta satịlaịtị ọkachasị na 5G.
Teknụzụ 5G emepụtara ngwa ngwa ga-eweta ohere ahịa buru ibu na ọdụ ọdụ 5G yana nzacha dielectric maka ọdụ ọdụ 5g.
Ụkpụrụ imewe
A na-enyocha ihe atụ nke ihe nzacha dielectric resonator [1] site na iji modul Scattering paramita nke HFWorks iji chọpụta ihe ngafe ya, mwepu n'ime na n'ime otu ahụ, yana nkesa ọkụ eletrik maka oge dị iche iche. Nsonaazụ na-egosi ndakọrịta zuru oke na ndị ewepụtara na [2]. The cables nwere onye nduzi na-efu efu, ma nwee Teflon n'ime akụkụ. HF Works na-enye ohere ịme nkata dị iche iche na-agbasa ihe na atụmatụ 2D na Smith Chart. Na mgbakwunye, enwere ike ịhụ oghere eletrik na vector na akụkụ 3D maka oge niile a mụrụ.
ịme anwansị
Iji mee ka omume nke nzacha a (ntinye na nloghachi azụ ...), anyị ga-emepụta ihe ọmụmụ Scattering Parameters, ma kọwaa ugboro ole dị mkpa nke antenna na-arụ ọrụ (n'ọnọdụ anyị, 100 frequency ekesara n'otu n'otu site na 4 GHz ruo 8 GHz). ).
Ihe siri ike na ihe onwunwe
Na ọnụ ọgụgụ 1, anyị egosila ụdị discretized nke ihe nzacha sekit dielectric nwere ntinye coaxial na mmepụta ihe. Diski dielectric abụọ ahụ na-arụ ọrụ dị ka ihe na-emegharị ọnụ nke na ngwaọrụ ahụ dum na-aghọ nzacha bandpass dị elu.
Ibu / mgbochi
A na-etinye ọdụ ụgbọ mmiri abụọ n'akụkụ akụkụ abụọ coaxial couplers. A na-emeso ihu ala nke igbe ikuku dị ka oke eletrik zuru oke. Ọdịdị ahụ na-erite uru ụgbọ elu symmetry kwụ ọtọ na ya mere, naanị anyị ga-achọ ịme otu ọkara. N'ihi ya, anyị kwesịrị ịkpọsa nke ahụ na simulator HFWorks site n'itinye ọnọdụ oke PEMS; ma ọ bụ PECS ma ọ bụ PEMS, dabere na nghazi ọkụ eletrik dị nso n'ókè nke symmetry. Ọ bụrụ na tangential, mgbe ahụ ọ bụ PEMS; Ọ bụrụ orthogonal mgbe ahụ ọ bụ PECS.
Meshing
Ekwesịrị itinye ntupu ahụ na ọdụ ụgbọ mmiri na ihu PEC. Ichikota n'elu ndị a na-enyere onye na-edozi ya aka imezi nkenke ya na akụkụ ahụ dị nro, ma buru ụdị ha n'uche.
Nsonaazụ
Ụdị 3D na 2D dị iche iche dị maka irigbu, dabere n'ụdị ọrụ ahụ yana nke onye ọrụ nwere mmasị na ya. Ka anyị na-eme ihe nzacha nzacha, na-akpa nkata S21 paramita na-ada dị ka ọrụ nwere ọgụgụ isi.
Dị ka ekwuru na mmalite nke akụkọ a, HFWorks na-akpa nkata maka parampat eletrik na nkata 2D yana na Smith Charts. Nke ikpeazụ dabara adaba maka okwu dakọtara, ọ dịkwa mkpa karịa mgbe anyị na-emekọ ihe nzacha nzacha. Anyị na-achọpụta ebe a na anyị nwere eriri ngafe dị nkọ yana na anyị na-eru oke iche na mpụga gbalaga.
Atụmatụ 3D maka ihe ọmụmụ ihe nlegharị anya na-ekpuchi ọtụtụ paramita: ọnụ ọgụgụ abụọ a na-egosi nkesa ọkụ eletrik maka ugboro abụọ (otu n'ime ìgwè ahụ na nke ọzọ dị n'èzí band)
Enwere ike ịme ihe nlereanya ahụ site na iji resonance solver nke HFWorks kwa. Anyị nwere ike ịchọpụta ọtụtụ ụdịdị ka anyị chọrọ. Ọ dị mfe ịnweta ọmụmụ ihe dị otú ahụ site na S-Parameter simulated ọmụmụ: HFWorks na-enye ohere ịdọrọ na dobe erations ngwa ngwa guzobe simulation resonance. The resonance solver na-atụle matriks EM nlereanya ma na-ebuga ụdịdị Eigen dị iche iche. Nsonaazụ dakọtara nke ọma nsonaazụ ọmụmụ mbụ. Anyị na-egosi ebe a table nsonaazụ:
Ntụaka
[1] Microwave Filter Analysis Iji New 3-DFinite-Element Modal Method Frequency Method, John R. Brauer, Fellow, IEEE, na Gary C. Lizalek, Onye otu, IEEE Azụmahịa na MICROWAVE THEORY AND TECHNIQUES, VOL. 45, NO. 5, Mee 1997
[2] John R. Brauer, Fellow, IEEE, na Gary C. Lizalek, onye otu, IEEE "Microwave Filter Analysis Iji New 3-D Finite-Element Modal Frequency Method." IEEE Azụmahịa na Microwave Theory and Techniques, Vol45, Mba. 5, p.810-818, Mee 1997.
Dị kaemeputa nke RF pasive components, Jingxin nwere ike imeODM & OEMdị ka nkọwa gị, ọ bụrụ na ịchọrọ nkwado ọ bụlaihe nzacha dielectric, more detail can be consulted with us @sales@cdjx-mw.com.
Oge nzipu: Ọktoba 25-2021
