Na Antenna ea Cassegrain e ka Ntlafatsa Khokahano ea Hao ea Puisano?

Ha basebetsi ba sathelaete ba thatafalloa ke ho senyeha ha matshwao a maqhubung a maholo, kapa ha ditsamaiso tsa tshireletso di hloka ho latelwa ha sepheo ka nepo ntle le ho sekisetsa, kgokelo ya puisano e fetoha bofokodi bo boholo. Antenna ya Cassegrain e sebetsana le dintlha tsena tsa bohloko ka moralo wa yona o motjha wa reflector e nang le mahlakore a mabedi, e fanang ka botšepehi bo ikgethang ba matshwao, tahlehelo e fokotsehileng ya phetiso, le ho tsepamisa maikutlo ho phahameng ho fetolang dikgokelo tse fokolang hore e be dikanale tse matla, tse tshepahalang tsa puisano ho pholletsa le maqhubu a fihlang ho 300 GHz.

Ho utloisisa Moqapi oa Cassegrain Antenna Design

Boqapi ba motheo ka morao ho Cassegrain Antenna bo lutse sebopehong sa eona se rarahaneng sa reflector e habeli, e emelang phetoho e kholo ho tsoa lits'ebetsong tsa parabole tsa parabole tsa setso tse nang le reflector e le 'ngoe. Moralo ona o hlophisitsoeng ka nepo o na le reflector ea mantlha ea parabole e sebetsang hammoho le reflector ea bobeli ea hyperbolic, e etsang tsela e ntlafalitsoeng ea maqhubu a motlakase e eketsang katleho ha e ntse e fokotsa tahlehelo ea lets'oao. Reflector ea mantlha e hapa matšoao a kenang mme e a lebisa ho subreflector ea bobeli, e ntan'o tsepamisa matla hantle sebakeng sa phepelo se fumanehang kapa ka mor'a bokaholimo ba sejana se seholo. Tokisetso ena ea back-feed e fetola ka botlalo geometry ea tsela ea lets'oao, e lumellang ho matha ha waveguide e khuts'oane haholo pakeng tsa sistimi ea phepelo le lisebelisoa tse amohelang, ka hona e fokotsa haholo tahlehelo ea ho kenya e hlaselang meralo ea antenna e fepuoang ka pele. Advanced Microwave Technologies e ntlafalitse tlhophiso ena ho ts'ehetsa tšireletso ea maqhubu ho tloha ho 1 GHz ho ea ho 110 GHz e ikhethang, e netefatsa ho lumellana le litsamaiso tsa puisano tsa khale le mahlale a hlahang ho kenyeletsoa 5G le marangrang a 6G a nakong e tlang.

• Mekhoa ea Cassegrain Antenna e Fokotsa Tahlehelo ea Sistimi ea Phepelo Joang?

Li-antenna tsa setso tse fepuoang ka pele li na le tahlehelo e kholo ea sistimi ea phepo hobane lenaka la phepelo le tlameha ho beoa sebakeng sa mantlha ka pel'a sejana, ho hloka ho matha ha leqhubu le lelelele ho hlahisang phokotso e kholo, haholo-holo maqhubung a phahameng moo tahlehelo ea leqhubu le eketsehang haholo. Moralo oa Cassegrain Antenna o rarolla phephetso ena ka bokhabane ka ho beha sistimi ea phepelo tlhōrōng ea reflector e kholo, ho tlisa kopano eohle ea phepelo ka katleho, ho kenyeletsoa li-amplifiers tse bonolo tsa lerata le tlase le lisebelisoa tsa phetoho ea maqhubu, sebakeng se ka fihlellehang habonolo le ho hlokomeloa ha ho ntse ho hlokahala bolelele bo fokolang ba leqhubu la maqhubu. Sebopeho sena se fokotsa tahlehelo ea mola oa phepelo ka liphesente tse mashome a mane ha ho bapisoa le litsamaiso tse lekanang tsa phepelo ea pele, e fetolela ka kotloloho kutloisiso e ntlafalitsoeng ea sistimi le litšenyehelo tse fokotsehileng tsa ts'ebetso. Ho feta moo, moralo oa phepelo ea morao o fokotsa moriti o entsoeng ke sistimi ea phepelo ka boeona ka katleho, e leng monyetla oa bohlokoa lits'ebetsong tse rarahaneng tsa li-antenna moo li-feed tse ngata kapa marang-rang a fepa a rarahaneng a hlokahalang bakeng sa lits'ebetso tsa li-band tse ngata kapa tsa ho etsa mahlakore. Microwave e Tsoetseng Pele e fana ka ditsamaiso tsa Cassegrain Antenna tse sebedisang theknoloji ya back feed ho fokotsa tshenyo ya sistimi ya feeder ka katleho, ho netefatsa hore bakeng sa ditsamaiso tsa antenna tse nang le di-configurations tse rarahaneng tsa feeder, moralo wa Cassegrain o ka fokotsa haholo ditlamorao tsa ho fula moriti tse neng di tla senya tshebetso ya antenna. Lebelo la maqhubu a di-antenna tsena tse bontshang le atoloha ho fihla ho 300 GHz, le fanang ka bandwidth e sa lebellwang bakeng sa ditshebediso ho tloha puisanong ya sathelaete ho isa dipatlisisong tsa maqhubu a millimeter.

• Boleng bo Phahameng ba Letšoao ka Mocheso o Fokolitsoeng oa Lerata

E 'ngoe ea melemo e matla ka ho fetisisa ea ts'ebetso ea moralo oa Cassegrain Antenna e iponahatsa ka litšobotsi tsa eona tsa mocheso o tlase oa lerata, e leng paramethara ea bohlokoa e khethollang ka ho toba kutloisiso ea litsamaiso tse amohelang. Li-antenna tse tloaelehileng tse fepuoang ka pele tse fepuoang, lenaka la phepo le shebile morao ho ea fatše, ho bolelang hore mahlaseli afe kapa afe a tšolohang a sa tšoaroang ke sejana a bonesa Lefatše le futhumetseng, a hlahisa lerata le leholo la mocheso tsamaisong e amohelang. Sebopeho sa Cassegrain se fetola geometry ena ka ho lebisa phepelo pele, ho netefatsa hore mahlaseli afe kapa afe a tšolohang a lebisitsoe leholimong le batang ho fapana le mobu o futhumetseng. Tšobotsi ena e le 'ngoe ea meralo e ka fokotsa mocheso oa lerata la sistimi ka liphesente tse mashome a mararo ho isa ho tse mashome a mane, e ntlafatsa ka mokhoa o makatsang karolelano ea lets'oao-lerata le ho nolofalletsa ho lemoha matšoao a fokolang haholo. Molemo ona oa phokotso ea lerata o ipaka e le oa bohlokoa haholo liteisheneng tsa lefats'e tsa sathelaete tse amohelang matšoao a tsoang sepakapakeng se hole, lits'ebetsong tsa bolepi ba linaleli ba radio moo matšoao a fokolang haholo a bokahohle a lokelang ho bonoa, le lits'ebetsong tsa tšireletso moo temoso ea pele le bokhoni ba ho lemoha nako e telele bo itšetlehileng ka ho feletseng ho holiseng kutloisiso ea moamoheli. Lisebelisoa tsa Cassegrain Antenna tsa Advanced Microwave Technologies li fihlella ts'ebetso e ntle ho tloha ho 35 dB ho isa ho 60 dB e tsotehang, ka bophara ba mahlakore a feto-fetohang a tlohang ho mahlakore a pentšele a mosesaane haholo a degree e le 'ngoe bakeng sa ho latela ka nepo ho isa ho lipaterone tse pharaletseng tsa degree tse 30 bakeng sa lits'ebetso tsa ho koahela sebaka se seholo.

Bokgoni bo Ntlafaditsweng ba Bandwidth le Bokgoni ba Maqhubu a Mangata

Mekhoa ea puisano ea sejoale-joale e ntse e hloka ts'ebetso ea broadband le ts'ebetso ea maqhubu a mangata ho amohela lits'ebeletso tse fapaneng, 'me Cassegrain Antenna e ipabola sebakeng sena ka ho tenyetseha ha eona ha moralo. Geometry ea reflector e habeli e lumella meralo e rarahaneng ea sistimi ea feed e ka bolokang mekhoa e metle ea khanya ho pholletsa le mefuta e mengata ea maqhubu, e leng ntho e ipakang e le thata kapa e sa khonehe ka litsamaiso tsa reflector e le 'ngoe. Karohano ea 'mele pakeng tsa sistimi ea feed le libaka tsa reflector e nolofalletsa ho kopanngoa ha li-feed tsa multi-band tse rarahaneng, li-subreflector tse khethang maqhubu, le litsamaiso tse tsoetseng pele tsa taolo ea polarization ntle le lithibelo tsa mechini tse fokotsang meralo e tloaelehileng. Molemo ona oa meralo o fetolela litsamaisong tse sebetsang tse khonang ho sebetsa ka nako e le' ngoe ho pholletsa le lihlopha tse ngata tsa maqhubu, ho tšehetsa lits'ebetso tse kang liteishene tsa fatše tsa satellite tse lokelang ho buisana le li-satellite tse fapaneng kabo e fapaneng ea maqhubu, kapa litsamaiso tsa sesole tse hlokang bokhoni ba ntoa ea elektroniki hammoho le mesebetsi ea mantlha ea puisano. Litharollo tsa Cassegrain Antenna tsa Advanced Microwave Technologies li tšehetsa mekhoa ea polarization e otlolohileng le e chitja, e nolofalletsang phetiso ea ka nako e le 'ngoe ea melapo e mengata e ikemetseng ea data ka ho kopanya polarization ea orthogonal, e imena habeli bokhoni ba kanale ntle le ho hloka kabo e eketsehileng ea spectrum. Kakaretso e pharaletseng ea maqhubu, e tlohang ho 1 GHz ho ea ho lihlopha tsa maqhubu a millimeter ho fihlela ho 110 GHz, e netefatsa hore litsamaiso tsena tsa antenna li lula li le bohlokoa ebile li le molemo leha mahlale a puisano a ntse a tsoela pele ho fetoha ho ea maqhubung a phahameng.

• Melemo ea Tshebetso e Sebetsang bakeng sa Mekhoa ea Puisano

Melemo ea khopolo-taba ea meralo ea Cassegrain Antenna e fetolela ntlafatsong ea ts'ebetso e ka lekanngoang, ea 'nete maemong a fapaneng a ts'ebeliso. Liteishene tsa mobu tsa puisano tsa sathelaete tse sebelisang li-antenna tsa Cassegrain li na le botšepehi bo ntlafalitsoeng ba lets'oao bo nolofalletsang sekhahla se phahameng sa data le likhokahano tse tšepahalang haholoanyane, haholo-holo nakong ea maemo a leholimo a mabe ha meeli ea lets'oao e ba ea bohlokoa. Moralo o monyane le o sebetsang hantle o lumella li-antenna tse kholo tsa ho bula libakeng tse thibetsoeng tsa ho kenya, ka bophara ba reflector bo tlohang ho limithara tse 0.5 bakeng sa lits'ebetso tse nkehang habonolo ho isa ho limithara tse 12 bakeng sa liteishene tse kholo tsa heke, tsohle ha li ntse li boloka botsitso ba sebopeho le ho nepahala ha lintlha. Tšobotsi e tlase ea tahlehelo ea phetiso ea sebopeho sa reflector tse peli e ntlafatsa boemo ba ntlha ea bohlokoa, e netefatsa tahlehelo e nyane ea lets'oao le katleho e kholo ho pholletsa le tsela eohle ea lets'oao ho tloha sebakeng ho ea lisebelisoa tse amohelang. Ts'ebeliso ea tšireletso le ea sefofane e rua molemo moralong o tšepahalang haholo oa Cassegrain Antenna le taolo ea mahlaseli a nepahetseng, ea bohlokoa bakeng sa litsamaiso tsa radar tse hlokang ho latela sepheo ka nepo, litsamaiso tsa tataiso ea limisaele tse hlokang linako tsa karabelo ea karohano, le litsamaiso tsa ho tsamaea moo ho nepahala ha sebaka ho amang katleho ea thomo ka kotloloho. Advanced Microwave Technologies e haha ​​​​li-antenna tsena ka ho sebelisa thepa ea maemo a holimo ho kenyeletsoa le aluminium bakeng sa lits'ebetso tse bobebe, faeba ea carbon bakeng sa ho hanyetsa tikoloho haholo, kapa metsoako ea thepa e ikhethileng e etselitsoeng litlhoko tse itseng tsa ts'ebetso, ho netefatsa ho tšoarella nako e telele esita le libakeng tse thata tse nang le mocheso o feteletseng, meea e matla, kapa sepakapaka se senyang.

• Ho Itloaetsa le ho Fetolana ha Kopo

Ho tenyetseha ha moralo oa litsamaiso tsa Cassegrain Antenna ho nolofalletsa ho iketsetsa lintho ka mokhoa o pharaletseng ho fihlela litlhoko tse nepahetseng tsa ts'ebeliso, bokhoni boo Advanced Microwave Technologies e bo ntlafalitseng ho ba nyehelo e felletseng ea tšebeletso ea OEM. Baenjiniere ba ka fetola hoo e batlang e le karolo e 'ngoe le e 'ngoe ea sistimi ea antenna, ho tloha moeling oa maqhubu le ho fumana litšobotsi ho ea boholo ba 'mele le tlhophiso ea ho kenya, ho netefatsa ts'ebetso e ntle bakeng sa nyeoe e 'ngoe le e 'ngoe e itseng ea ts'ebeliso. Bakeng sa lits'ebetso tsa puisano tsa sathelaete tse hlokang kamohelo ea phatlalatso ea khoebo le puisano e sireletsehileng ea boemo ba sesole, litsamaiso tsa Cassegrain tsa lihlopha tse ngata li ka hlophisoa ka li-subreflector tse khethang maqhubu le likopano tsa phepelo tse ka fetoloang. Bafani ba likhokahano ba sebelisang li-antenna tsa seteishene sa motheo ba rua molemo ho tsoa ho litlhophiso tsa beamwidth le polarization tse ikhethileng tse ntlafatsang mekhoa ea ho koahela libaka tse itseng tsa jeokrafi le bongata ba ba ngolisitseng. Litsi tsa lipatlisiso tsa saense tse etsang lipatlisiso tsa bolepi ba linaleli tsa radio kapa lithuto tsa sepakapaka li ka totobatsa meralo ea mocheso o tlase haholo ka li-receiver tse pholileng ka mokhoa o hlakileng tse kopantsoeng ka kotloloho kopanong ea phepelo. Bonolo ba ho kenya le ho hlokomela bo emela molemo o mong oa bohlokoa, ka phihlello ea sistimi ea phepelo e fokotsa nako ea ho sebetsa haholo nakong ea ntlafatso ea lisebelisoa kapa litokiso ha ho bapisoa le litsamaiso tse fepuoang ka pele tse hlokang lisebelisoa tse khethehileng tsa ho phahamisa le phihlello e kotsi ea basebetsi mehahong e phahameng ea phepelo. Sehlopha sa boenjiniere sa Advanced Microwave Technologies se sebetsa haufi-ufi le bareki nakong eohle ea ts'ebetso ea moralo, se sebelisa setsi sa Microwave Darkroom se tsoetseng pele sa k'hamphani sa limithara tse 24 se nang le likamore tsa ho kopanya tsa antenna tse haufi le hole ho netefatsa ts'ebetso ho pholletsa le maqhubu ohle a ts'ebetso ho tloha ho 0.5 ho isa ho 110 GHz pele ho ka tlisoa .

Tiisetso ya Boleng le Tumellano ya Maemo a Matjhaba

Ho kenngwa tshebetsong ha ditsamaiso tsa puisano ka botsebi ho hloka taolo e matla ya boleng le ho latela maemo a matjhaba, ditlhoko tseo Advanced Microwave Technologies e di shebanang le tsona ka diprothokholo tse felletseng tsa setifikeiti le diteko. Dihlahiswa tsohle tsa Cassegrain Antenna tse entsweng ke khamphani di latela maemo a taolo ya boleng ba ISO 9001:2015, ho netefatsa ditshebetso tse tsitsitseng tsa tlhahiso, ditokomane tse phethahetseng, le mekgwa e tswelang pele ya ntlafatso ho pholletsa le potoloho yohle ya bophelo ba tlhahiso. Setifikeiti sena se bontsha boitlamo ba khamphani ba ho fana ka dihlahiswa tse fihlelang mme hangata di feta ditekanyetso tsa indasteri, ka karolo e nngwe le e nngwe le tekanyo e nngwe le e nngwe e etswang ka tekanyo e hodimo ya ho nepahala le ho nepahala. Ho latela tikoloho ka setifikeiti sa ISO 14001:2015 ho netefatsa hore ditshebetso tsa tlhahiso ya antenna di fokotsa tshusumetso ya tikoloho ka tsamaiso e felletseng ya ditshila, paballo ya matla, le maiteko a ho fokotsa mosi o kotsi. Ho latela melao ya RoHS ya dihlahiswa tsohle ho netefatsa hore ha ho na dintho tse kotsi tse sebediswang tlhahisong, ho fihlela ditlhoko tsa taolo bakeng sa ho kenngwa dibakeng tse amehang tikolohong. Setifikeiti sa maemo a bophelo bo botle le polokeho mosebetsing tlasa ISO 45001:2018 se bontsha boinehelo ba khamphani ba ho boloka maemo a ts'ebetso a bolokehileng bakeng sa baenjiniere le botekgeniki ba ralang, ba hlahisang le ho leka ditsamaiso tsena tse rarahaneng tsa antenna. Litifikeiti tsena ha se litlhoko tsa tsamaiso ea mmuso feela empa ke likarolo tsa bohlokoa tsa setso sa koporasi ho Advanced Microwave Technologies, tse matlafatsang k'hamphani ho tsoela pele ho etella pele lekala la theknoloji ea microwave ha ka nako e ts'oanang li tšehetsa litekanyetso tsa tikoloho, boleng le polokeho tseo bareki ba li batlang haholoanyane.

Maemo a Sebele a Likopo tsa Lefatše

Ho utloisisa kamoo theknoloji ea Cassegrain Antenna e ntlafatsang lihokelo tsa puisano ho hlaka ha ho hlahlojoa maemo a itseng a ts'ebeliso moo litsamaiso tsena li fanang ka melemo e ka lekanngoang. Ts'ebetsong ea liteishene tsa fatše tsa sathelaete, ebang ke ho tšehetsa puisano ea khoebo kapa lits'ebeletso tsa mmuso, li-antenna tsa Cassegrain li fana ka ts'ebetso e matla e hlokahalang bakeng sa ho boloka khokahano e tsoelang pele le li-satellite libakeng tsa geostationary kapa tse tlase tsa Lefatše. Ts'ebetso e phahameng ea ho fumana phaello, ea bohlokoa bakeng sa puisano ea sebaka se selelele, e nolofalletsa liteishene tsa fatše ho theha lihokelo tse tšepahalang esita le ka li-satellite tse sebetsang moeling oa libaka tsa tsona tsa tšireletso kapa nakong ea ho fokotseha ha sepakapaka. Ts'ebeliso ea tšireletso le ea lifofane e sebelisa li-antenna tsa Cassegrain lits'ebetsong tsa radar bakeng sa ho latela lifofane, lits'ebetso tsa ts'ireletso ea limisaele tse hlokang ho fumana sepheo ka potlako, le litsamaiso tsa ho tsamaea moo ho nepahala le ts'epahalo li amang katleho ea ts'ebetso ka kotloloho. Marang-rang a tlhokomelo ea boemo ba leholimo a itšetlehile ka theknoloji ea li-antenna tsa Cassegrain bakeng sa ho kenya radar e thehiloeng fatše le kamohelo ea data ea sathelaete, ka tšireletso e pharaletseng ea maqhubu a tšehetsang mefuta e mengata ea li-sensor le melapo ea data. Litsamaiso tsa taelo le taolo ea likoloi tsa moeeng tse sa sebetsoang li rua molemo moralong o moqotetsane empa o le matla, o nolofalletsang lihokelo tsa puisano tsa bandwidth e phahameng bakeng sa phetiso ea video ea nako ea sebele le ts'ebetso e ikemetseng. Bokgoni ba ho fumana tataiso bo kgontshwang ke taolo e nepahetseng ya mahlasedi le dibopeho tse tlase tsa lehare la lehlakore la meralo ya Cassegrain di tshehetsa ditshebediso tsa baahi jwalo ka dithuso tsa ho tsamaya ka sefofaneng le ditshebediso tsa tshireletso ho kenyeletswa ntwa ya elektroniki le pokello ya bohlale ba matshwao.

fihlela qeto e

Theknoloji ea Cassegrain Antenna e ntlafatsa lihokelo tsa puisano ka ho fokotsa tahlehelo ea lets'oao, ho tsepamisa mohopolo ho ntlafetseng, le ts'ebetso e phahameng ea lerata ho pholletsa le maqhubu a pharaletseng haholo, e leng se etsang hore e be khetho e ntle bakeng sa lits'ebetso tse thata.

Sebelisana le Advanced Microwave Technologies Co., Ltd.

Advanced Microwave Technologies Co., Ltd e eme e le moetsi ea ka sehloohong oa China Cassegrain Antenna, mofani oa China Cassegrain Antenna, le fektheri ea China Cassegrain Antenna e fanang ka lihlahisoa tsa Cassegrain Antenna tsa Boleng bo Holimo tse nang le theko ea tlholisano ea Cassegrain Antenna le Cassegrain Antenna tse rekisoang lefatšeng ka bophara ka mananeo a rona a China Cassegrain Antenna a rekisoang ka bongata. E thehiloe lilemong tsa bo-2000 ka lilemo tse fetang mashome a mabeli tsa boiphihlelo ba lihlahisoa tsa microwave, mela ea lihlahisoa tsa rona e kenyelletsa likopano tsa waveguide, likopano tsa coaxial le tsa cable, li-antenna tsa microwave, li-feed le li-servo, litsamaiso tsa tekanyo ea antenna, le lisebelisoa tsa tekanyo ea microwave. Lilaboratori tsa rona li na le lisebelisoa tse tsoetseng pele tsa tekanyo ea microwave ho fihlela ho 110 GHz, ho kenyeletsoa le Microwave Darkroom ea rona e makatsang ea limithara tse 24 e nang le Antenna Plane Near and Far Field Measuring Recombination Chamber e tšehetsang maqhubu a liteko ho tloha ho 0.5 ho isa ho 110 GHz. Lihlahisoa tsa rona tse netefalitsoeng tsa ISO 9001:2015, ISO 14001:2015, le ISO 45001:2018, tse lumellanang le RoHS li sebeletsa puisano ea sathelaete, ts'ireletso, sefofane, ho tsamaea, lifofane, litsamaiso tsa likepe, tlhokomelo ea boemo ba leholimo, litsamaiso tsa tlhahlobo ea ts'ireletso, UAV, le lits'ebetso tsa ho fumana tataiso lefatšeng ka bophara. Re fana ka lits'ebeletso tse pharalletseng tsa OEM ka litsamaiso tse phethahetseng tsa ketane ea phepelo, boiphihlelo bo bongata ba tlhahiso, lihlopha tsa litsebi tsa R&D tsa botekgeniki, phano e potlakileng, melemo ea litheko, taolo e tiileng ea boleng, le bokhoni bo matla ba kamora thekiso. Bokhoni ba rona bo kopaneng ba tlhahiso le R&D bo fana ka prototyping ka phetoho e potlakileng, tšehetso e felletseng ea botekgeniki ho kenyeletsoa tataiso ea ho kenya le ho rarolla mathata, le lits'ebetso tse sebetsang tsa tlhahiso. Ikopanye le craig@admicrowave.com ho buisana ka hore na litharollo tsa rona tsa Cassegrain Antenna tse ikhethileng li ka fetola meralo ea hau ea puisano joang. Boloka mohloli ona bakeng sa litšupiso nakong e tlang ha u ntlafatsa litsamaiso tsa hau tsa antenna.

References

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2. Lerato, AW "Antenna ea Lenaka le Otlolohileng." Microwave Journal, 1962.

3. Rudge, AW le Adatia, NA "Li-Antenna tsa Offset-Parabolic-Reflector: Tlhahlobo." Litlaleho tsa IEEE, Moq. 66, No. 12, 1978.

4. Balanis, Constantine A. "Khopolo-taba ea Antenna: Tlhahlobo le Moralo." John Wiley & Sons, Khatiso ea Bone, 2016.

5. Milligan, Thomas A. "Moralo oa Antenna oa Sejoale-joale." John Wiley & Sons, Khatiso ea Bobeli, 2005.