Lifilthara tsa bandstop/Filthara ea Notch li bapala karolo ea bohlokoa lefapheng la puisano ka ho fokotsa mefuta e itseng ea maqhubu ka mokhoa o ikhethileng le ho thibela matšoao a sa batleheng. Lifilthara tsena li sebelisoa haholo lits'ebetsong tse fapaneng ho ntlafatsa ts'ebetso le ts'epo ea litsamaiso tsa puisano.
Li-filter tsa li-bandstop li sebelisoa haholo libakeng tse latelang:
Ho Thibela le ho Tlosa Tšitiso ea Matshwao: Litsamaiso tsa puisano hangata li kopana le mefuta e fapaneng ea matšoao a tšitiso, joalo ka a tsoang lisebelisoa tse ling tse se nang mohala le litšitiso tsa phepelo ea motlakase. Litšitiso tsena li ka senya bokhoni ba sistimi ba ho amohela le ho thibela tšitiso. Li-filter tsa bandstop li hatella matšoao a tšitiso ka boikhethelo, e leng se nolofalletsang sistimi ho amohela le ho sebetsana le matšoao a lakatsehang ka katleho e kholo[[1]].
Kgetho ya Lebanta la Maqhubu: Ditshebedisong tse itseng tsa puisano, ho a hlokahala ho kgetha di-band tse itseng tsa maqhubu bakeng sa phetiso le kamohelo ya letshwao. Difilthara tsa di-bandstop di thusa ho kgetha lebanta la maqhubu ka ho fetisa kapa ho fokotsa matshwao ka kgetho ka hara mefuta e itseng ya maqhubu. Mohlala, puisanong ya waelese, di-bands tse fapaneng tsa matshwao di ka hloka ts'ebetso le phetiso e fapaneng. Difilthara tsa di-bandstop di thusa ho kgetheng le ho lokisa matshwao ka hara di-bands tse itseng tsa maqhubu ho fihlela ditlhoko tsa ditsamaiso tsa puisano.
Tokiso le Ntlafatso ea Matšoao: Li-filter tsa li-bandstop li ka sebelisoa ho fetola karabelo ea maqhubu le ho fumana litšobotsi tsa matšoao litsamaisong tsa puisano. Litsamaiso tse ling tsa puisano li ka hloka ho fokotsoa kapa ho ntlafatsoa ha matšoao ka har'a mefuta e itseng ea maqhubu. Li-filter tsa li-bandstop, ka moralo o loketseng le phetoho ea li-parameter, li lumella tokiso le ntlafatso ea matšoao ho ntlafatsa boleng ba puisano le ts'ebetso ea sistimi.
Ho Thibela Lerata la Matla: Lerata la phepelo ea motlakase ke bothata bo tloaelehileng litsamaisong tsa puisano. Lerata la phepelo ea motlakase le ka ata ho lisebelisoa tsa puisano ka lithapo tsa motlakase kapa marangrang a phepelo, e leng se bakang tšitiso ho amoheloeng le phetisong ea matšoao. Li-filter tsa bandstop li ka sebelisoa ho thibela ho ata ha lerata la phepelo ea motlakase, ho netefatsa ts'ebetso e tsitsitseng le kamohelo e nepahetseng ea matšoao litsamaisong tsa puisano.
Ditshebediso tse pharaletseng tsa difilthara tsa bandstop lefapheng la puisano di kenya letsoho haholo ho ntlafatseng tshebetso ya sistimi le botshepehi. Ka ho thibela matshwao a tshitiso ka kgetho, ho nolofalletsa kgetho ya leqhubu la maqhubu, ho lokisa matshwao, le ho thibela lerata la phepelo ya motlakase, difilthara tsa bandstop di ntlafatsa phetiso ya matshwao le boleng ba kamohelo, di fihlela ditlhoko tse fapaneng tsa ditsamaiso tsa puisano.
Khopolo ea Microwave e fana ka mefuta e felletseng ea li-filter tsa notch ho tloha ho 100MHz ho isa ho 50GHz, tse sebelisoang haholo lits'ebetsong tsa Meralo ea Motheo ea Telecom, Litsamaiso tsa Satellite, Teko ea 5G le Lisebelisoa le EMC le Lihokelo tsa Microwave.
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Nako ea poso: Phuptjane-20-2023