1. Ukuguquka Kwesidingo: Ukushayela Okuhlakaniphile Okusezingeni Eliphezulu Kubeka Izidingo Ezintsha Ezakhiweni Ze-Antenna
Njengoba ukushayela okuhlakaniphile kuguqukela ku-NOA ethuthukisiwe, i-radar yamagagasi ama-millimeter abheke phambili abheke phambili ibhekene nengcindezi ekhulayo yokuthuthukiswa kokusebenza okuhlelekile. Ukuthuthukiswa kobubanzi bokuthola, ukulungiswa kwe-angular, kanye nokuqina kwesignali kubeka izidingo eziphakeme ekusebenzeni kahle kokudlulisa kwe-RF kwezakhiwo ze-antenna ezingaphansi.
Ukukhula kwemakethe kusheshisa lo mkhuba. Ngokwezibalo ezivela ku-Zoss Automotive Research, umthamo wokufakwa kwe-radar yamagagasi angu-4D ufinyelele kumayunithi ayizigidi ezingu-2.737 ngo-2024. Lesi sibalo kulindeleke ukuthi sikhuphukele kumayunithi ayizigidi ezingu-11.06 ngo-2025 futhi sidlule amayunithi ayizigidi ezingu-50 ngo-2030. Okwamanje, izinga lokungena kwe-radar yamagagasi angu-4D kulindeleke ukuthi likhuphuke lisuka ku-26.0% ngo-2025 liye ku-54.5% ngo-2030. Njengoba isabelo sokufakwa kwe-radar yamagagasi angu-4D ebheke phambili kanye ne-radar yamakhoneni angu-4D siqhubeka sikhuphuka, i-radar yamagagasi angu-millimeter yezimoto isuka ekucushweni okuyisisekelo kokuzwa iye ekuthuthukisweni kwesistimu okuphawulwa ngokunemba okuphezulu, ukulungiswa okuphezulu, kanye nokuqina okuphezulu.
Kubhendi yemvamisa engu-77 GHz, ama-antenna avamile e-PCB microstrip patch abhekene nokulinganiselwa ngokomzimba njengokulahlekelwa okuphezulu kwe-dielectric kanye nokusebenza kahle kwemisebe okulinganiselwe, okwenza kube nzima ukuhlangabezana ngokugcwele nezidingo zokutholwa kwebanga elide kakhulu elingamamitha angu-300 kanye nokuthwebula izithombe ze-4D. Ngokuphikisana nalesi simo, ama-antenna aqondisa amagagasi okulahlekelwa okuncane, athola inzuzo ephezulu kancane kancane aba inketho ebalulekile ye-radar yezimoto esebenza kahle kakhulu.
Njengamanje, ama-antenna e-waveguide ahlukaniswe kakhulu ngama-waveguide ensimbi kanye nama-waveguide epulasitiki ensimbi. Ama-waveguide ensimbi ahilela izindleko eziphezulu zomshini kanye nesisindo esinzima, okudala izithiyo zokukhiqizwa okukhulu. Ama-waveguide epulasitiki ensimbi, ahlanganisa imigodi ye-3D ebunjiwe nge-injection kanye ne-PVD conductive film deposition, anikeza izinzuzo zobunjiniyela ekuklanyweni okulula kanye nokuvumelana kokukhiqiza, futhi aba yisiqondiso esibalulekile sokuthuthukiswa kwemboni.
Kodwa-ke, izinzuzo zobunjiniyela azisho ukuthi kuzovuthwa kakhulu ekukhiqizweni. Kusukela emidwebweni yokuklama kuya ekukhiqizweni okukhulu kwezimoto, ama-waveguide epulasitiki aqinisiwe asadinga ukunqoba izithiyo eziningi ezintweni, izinqubo, kanye nemishini.
2. Kusukela Ezinzuzweni Zokuklama Kuya Ekuqineni Kokukhiqiza Okukhulu: Ama-Waveguides Epulasitiki Enziwe Ngensimbi Asabhekene Nezinselele Zokukhiqiza
Esigabeni selabhorethri, ama-antenna epulasitiki aqondisa amaza angafinyelela ukusebenza okuqinile kwe-RF ngokuklama isakhiwo kanye nokwenza ngcono izinqubo. Kodwa-ke, uma esengene ekukhiqizweni kweqoqo, ukuzinza kwesivuno kuvame ukuba yinkinga eyinhloko ethinta ukuqaliswa kwephrojekthi.
Ngezakhiwo eziyinkimbinkimbi ze-waveguide ezintathu-dimensional, ukunemba kokubumba ngomjovo, ukuzinza kwezinto, isimo sobuso, ukuhlanza nokwelashwa kwangaphambi kwesikhathi, ukubeka izinto endaweni yazo, kanye nenqubo yokwenza insimbi ye-PVD konke kuthinta umphumela wokugcina. Noma yikuphi ukuguquguquka kwesinye salezi zinyathelo kungaholela ekungaqhubeki kwefilimu, ukungasebenzi kahle kwendawo, ukunamathela okuncishisiwe, noma ukuguqulwa okuncane kwesakhiwo, ekugcineni kuthinte izinkomba ze-RF njenge-S-parameters, ukulahlekelwa kokufakwa, kanye nokuzuza.
Ngesikhathi sesigaba sokwethulwa kokukhiqizwa ngobuningi kwemikhiqizo ethile yesakhiwo esiyinkimbinkimbi, isivuno sokuqala sokwenziwa kwensimbi singase sishintshe kakhulu. Uma isivuno sihlala ezingeni eliphansi isikhathi eside, akusho nje kuphela ukulahlwa kwezingxenye ezibunjwe ngomjovo, kodwa futhi nokwenyuka okuqhubekayo kokusetshenziswa kwezinto eziqondiwe, isikhathi sokusebenza kwemishini, izindleko zabasebenzi, kanye nezindleko zokuhlola. Kubakhiqizi be-antenna kanye nama-OEM ehadiwe, inselele yangempela akuyona nje ukuthi umkhiqizo ungambozwa yini, kodwa ukuthi ikhwalithi yefilimu ezinzile, ephindaphindwayo, nekhiqizwa ngobuningi ingatholakala yini ngaphansi kwezimo zokukhiqiza eziqhubekayo.
Lokhu kusho nokuthi umncintiswano wezimboni wama-antenna epulasitiki aqondiswe ngensimbi ekugcineni uzosabalala kusukela ohlangothini lokuklama kuya ohlangothini lokukhiqiza. Izinkampani ezingasungula iwindi lenqubo elizinzile lokwenza insimbi ibe yisakhiwo esiyinkimbinkimbi, ukulawulwa kokuguquguquka kokushisa, kanye nokuvumelana kweqembu zizoba sesimweni esingcono sokuthola inzuzo ochungechungeni lokukhiqiza ngobuningi lwe-radar yamagagasi e-millimeter yezimoto.
3. Imbangela Eyinhloko Yokuguquguquka Kwemikhiqizo: Izakhiwo Eziyinkimbinkimbi Ze-3D Zibeka Izidingo Eziphezulu Ezinqubweni Ze-PVD
Ngokungafani nama-substrate ayisicaba, ama-antenna epulasitiki aqondisa amagagasi e-radar yamagagasi e-millimeter avame ukuba nezindawo ezijulile, izikhala ezincane, imigodi engaboni, izindonga eziseceleni, kanye nezakhiwo ze-cavity ezinezingqimba ezintathu ezinezingqimba eziningi. Lezi zakhiwo zibeka izidingo eziphakeme enkambisweni yokwenza insimbi ye-PVD, ikakhulukazi ezicini ezimbili.
3.1 Ubunzima Bokumbozwa Okukhulu Ezindaweni Eziyinkimbinkimbi: Ukujiya Kwefilimu Okwanele Kungaba Khona Emigoqweni Ejulile Nasezindongeni Eziseceleni
Ukufakwa kwe-PVD kunezinga elithile lokuqondiswa. Uma kubhekene nezakhiwo eziyinkimbinkimbi ze-waveguide ezinezinhlangothi ezintathu, uma ukwakheka komthombo oqondiwe, usizo lwe-ion, ukunyakaza kwe-fixture, kanye nokulawulwa kwamapharamitha enqubo kunganele, ukufakwa okujiyile kungase kwenzeke eduze kwezikhala noma izindawo ezisemaphethelweni, kuyilapho phansi kwemisele ejulile, izindonga zangaphakathi, kanye nezindonga eziseceleni kungase kube nokugqoka okuncane noma ngisho nokumbozwa okunganele.
Kumasignali e-77 GHz kuya ku-79 GHz millimeter-wave, ukuqhubeka kanye nokuqhuba kukagesi kwefilimu yensimbi kuthinta ngqo ukusebenza kahle kokudlulisa i-RF. Uma ukujiya kwefilimu yendawo kunganele ngaphakathi kwezakhiwo eziyinkimbinkimbi, ukulahlekelwa kwamandla e-electromagnetic wave kunganda, okuthinta ukulahlekelwa kokufakwa kwe-antenna, ukukhuphuka, kanye nokuqina kwesignali. Ngakho-ke, i-plastic waveguide metallization akuyona inqubo elula yokuhlobisa ubuso, kodwa inqubo esebenzayo yokwenza i-metallization ehlose ukusebenza kwe-RF.
3.2 Amapulasitiki Obunjiniyela Azwela Ukushisa: Ukunqwabelana Kokushisa Ngesikhathi se-PVD Kungabangela Ukuphambuka Kobukhulu
Ama-antenna epulasitiki anensimbi aqondisa amagagasi ngokuvamile asebenzisa amapulasitiki obunjiniyela aguquliwe njenge-PPS. Nakuba lezi zinto zinikeza ukumelana okuhle nokushisa kanye nokuqina kobukhulu, zisathinteka yizinhlayiya eziqhumayo, izindawo ze-plasma, kanye nokushisa okuqhubekayo ngesikhathi senqubo ye-PVD.
Ngenxa yokuguquguquka okulinganiselwe kokushisa kwamapulasitiki obunjiniyela, uma ukulawulwa kokushisa kwemishini, ukwakheka kokupholisa, kanye nomthamo wokukhiqiza kungaphathwa kahle, ukushisa kwendawo kungaqongelela kalula, okuholela ekucindezelekeni kokushisa kanye nokuguquguquka okuncane. Kuma-antenna e-radar angama-millimeter-wave, izinguquko zobukhulu esakhiweni se-cavity zingathinta izici ze-resonance kanye nokuvumelana kwe-RF. Ngisho nokuguquguquka okuncane kungabangela imiphumela yokugcina yokuhlolwa ukuba ihluke ezidingweni zomklamo.
Ngakho-ke, imishini ye-PVD yama-antenna epulasitiki aqondiswe ngamagagasi kumele ixazulule izinselele ezimbili ezibalulekile ngesikhathi esisodwa: ukumbozwa kwesakhiwo esiyinkimbinkimbi kanye nokulawulwa kokuguquguquka kokushisa kwepulasitiki. Kuphela uma ikhwalithi yefilimu kanye nokuqina kobukhulu be-substrate kugcinwa kokubili lapho ukusebenza kwe-RF okuqhubekayo kungafinyelelwa khona.
4. Isixazululo se-PVD esiqhubekayo se-Zhenhua Vacuum: Indlela Yezinga Lesistimu Yokwenza I-Antenna Metallization Ye-Automotive Radar
Ukuze kuhlangatshezwane nezidingo zokukhiqiza ngobuningi zama-antenna e-radar ye-radar ye-automotive millimeter-wave plastic waveguide, i-Zhenhua Vacuum yethule isisombululo sokukhiqiza ngobuningi se-PVD esikhiqiza kakhulu esigxile ekwenzeni insimbi yesakhiwo esinezinhlangothi ezintathu. Isixazululo sihlanganisa isakhiwo semishini, ukulawula ukupholisa, indlela yokufaka, ukwakheka kwemishini, kanye nokwenza ngcono amafasitela enqubo ukuze kuthuthukiswe ukufana kokumbozwa kwefilimu, ukuqhubeka kokuqhuba, ukuzinza kokunamathela, kanye nokuzinza ngobukhulu bezingxenye zepulasitiki.
4.1 Ukufakwa Kwe-High-Ionization kanye Nokuhlelwa Kwethagethi Okulungiselelwe Kuthuthukisa Amandla Okumbozwa Ezinhlakeni Eziyinkimbinkimbi
Ukuze kuxazululwe izinselele zokumboza imifantu ejulile, imigodi engaboni, kanye nezindonga eziseceleni, i-Zhenhua Vacuum ithuthukise uhlelo olusizwa yi-ion, uhlelo lokubhoboza i-magnetron, kanye nokwakheka komthombo oqondiwe. Ngokwandisa umsebenzi wezinhlayiya zensimbi nokuthuthukisa ukusatshalaliswa kwama-engeli engozi, ikhambi lithuthukisa ukumbozwa kwefilimu ngaphakathi kwezakhiwo eziyinkimbinkimbi ezinezinhlangothi ezintathu.
Uma kuqhathaniswa nemishini yokumboza evamile ye-flat-substrate, lesi sixazululo sigcizelela kakhulu ukuqhubeka kwefilimu phansi kwemisele ejulile, izindawo eziseceleni, kanye namakhona esakhiwo. Singanciphisa izingozi zokumboza phansi kwendawo, ukumboza okungafanele, kanye nokuqhuba okwanele, ngaleyo ndlela sithuthukise ukuhambisana okuphelele kwefilimu eyenziwe ngensimbi ngaphakathi kwezakhiwo eziyinkimbinkimbi ze-waveguide.
4.2 Ukulawula Ukupholisa Okunezigaba Eziningi Kunciphisa Izingozi Ezinkulu Ezibangelwa Ukuqongelela Ukushisa
Ukuze kulungiswe ukuzwela kwezinga lokushisa kwamapulasitiki obunjiniyela ngesikhathi sokucubungula i-PVD, i-Zhenhua Vacuum yethule umklamo wokupholisa onezigaba eziningi ohlelweni lwayo lokumboza oluqhubekayo. Ngokulawula ukupholisa okunezigaba nokulinganayo, ukushisa okukhiqizwa ngesikhathi sokufakwa kungakhishwa ngesikhathi, kunciphisa umthelela wokuqongelela kokushisa kwendawo ekuzinzeni kobukhulu bezingxenye zepulasitiki.
Lo mklamo usiza ukunciphisa izingozi zokuguqulwa okuncane, ukugoba, kanye nokuphambuka kwesakhiwo, okwenza i-plastic waveguide cavity igcine ukuhambisana okungcono ngesikhathi sokwenziwa kwensimbi futhi inikeze isisekelo sesakhiwo esizinzile sokuhlolwa kwe-RF okulandelayo.
4.3 Umklamo Wegumbi Elizimele Uthuthukisa Ukuzinza Kokukhiqiza Okuqhubekayo
Uma kuqhathaniswa nezinhlelo zokumboza zendabuko zegumbi elilodwa, ezivame ukuqongelela ukushisa, ukushintshashintsha kwenqubo, kanye nokulinganiselwa kwesikhathi sokuthatha ngesikhathi sokumboza isikhathi eside, i-Zhenhua Vacuum isebenzisa ukwakheka kokukhiqiza okuqhubekayo lapho izigaba zenqubo ezahlukene ziqedwa khona emakamelweni azimele.
Umklamo wegumbi elizimele usiza ekufezeni ukuhlukaniswa kwenqubo, ukulawula ukuthathwa, kanye nokuqina kwamapharamitha, kunciphisa ukuphazamiseka okuhlangene phakathi kwezigaba ezahlukene zenqubo. Izinto zokusebenza zingadluliselwa ngokuqhubekayo phakathi kwamakamelo asebenzayo, kuyilapho ukwelapha kwangaphambili, ukubeka, ukupholisa, kanye nezinye izinyathelo zenqubo kungalungiswa ngokuguquguqukayo ngokuya ngesakhiwo somkhiqizo kanye nezidingo zefilimu. Lokhu kunikeza isisekelo semishini esizinzile kakhulu sokukhiqizwa okukhulu kwama-antenna epulasitiki aqondisa amagagasi.
5. Kusukela Emishinini Kuya Ekuqinisekisweni Kwenqubo: Ukukhuthaza Ukukhiqizwa Okukhulu Kwe-Plastic Waveguide Antenna Metallization
Ukwenziwa kwensimbi kwama-antenna epulasitiki e-radar ye-automotive millimeter-wave radar akuyona umncintiswano osekelwe kupharamitha eyodwa yemishini, kodwa umncintiswano wamakhono ahlanganisiwe kuzo zonke izinto, izakhiwo, izinqubo, kanye nemishini. Isixazululo se-PVD esifanele ngempela ukukhiqizwa ngobuningi kumele sihlangabezane nezidingo ezilandelayo: ifilimu kumele ibe nokuqhubeka okuhle kanye nokuqhuba kukagesi; izakhiwo zangaphakathi eziyinkimbinkimbi kumele zifinyelele ukumbozwa okuzinzile; i-substrate yepulasitiki kumele igcine ukuzinza kobukhulu ngesikhathi sokufakwa; ukukhiqizwa kwe-batch kumele kuphindaphindwe futhi kuhambisane; futhi imiphumela yenqubo kumele ihambisane nokuhlolwa kwe-RF okulandelayo kanye nokuqinisekiswa kwebanga lezimoto.
Isixazululo sokukhiqiza ngobuningi se-Zhenhua Vacuum se-PVD esiqhubekayo senzelwe lezi zinkomba ezibalulekile. Isixazululo singanikeza ukusampula kwenqubo okwenziwe ngokwezifiso kanye nokwenza ngcono amapharamitha ngokuya ngezakhiwo zamasampula zamakhasimende, izinhlelo zezinto ezibonakalayo, izidingo zefilimu, kanye nezinhloso zomthamo. Sisiza amakhasimende ukuqinisekisa ukujiya kwefilimu, ikhono lokumboza, ukunamathela, ukuqhuba kukagesi, kanye nokuqina kwebhetshi, okuhlinzeka ngesisekelo esiqinile sokwenza insimbi sokuqinisekiswa kokusebenza kwe-RF okulandelayo, kufaka phakathi amapharamitha e-S, ukulahlekelwa kokufakwa, kanye nokuzuza.
Isiphetho
Ukuthuthukiswa kwezinhlelo zokuzwa i-radar zamagagasi ezimoto ezingama-millimeter kubonakala sengathi kuncintisana ngama-chip, ama-algorithms, kanye nokwakhiwa kwezinhlelo. Nokho, ezingeni elijulile, ukuvela kwezinto zokwakha, izinqubo, kanye nemishini yokukhiqiza esezingeni eliphezulu.
Kuma-antenna e-plastic waveguide enziwe ngensimbi, izinzuzo zokuklama zokulahlekelwa okuphansi, inzuzo ephezulu, kanye nesakhiwo esilula kumele ekugcineni zibonakale ngokusebenzisa ikhono lokukhiqiza elizinzile, eliphindaphindwayo, nelikwazi ukulinganiswa. Imishini yokwenza insimbi ye-PVD akuyona nje ithuluzi lokukhiqiza lokumboza indawo; iyisici esibalulekile esinquma ikhwalithi yefilimu, ukuqina kweqoqo, kanye nokukhiqiza ngobuningi.
-Lesi sihloko sishicilelwe yi-Zhenhua Vacuum, umenzi we- Imishini yokwenza insimbi ye-PVD yama-antenna e-plastic waveguide.
Isikhathi sokuthunyelwe: Meyi-19-2026