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Ukuqhathanisa Okulula Phakathi kwe-905nm ne-1.5μm LiDAR
Ake senze kube lula futhi sicacise ukuqhathanisa phakathi kwezinhlelo ze-LiDAR ezingu-905nm kanye ne-1550/1535nm:
| Isici | I-905nm LiDAR | 1550/1535nm LiDAR |
| Ukuphepha Kwamehlo | - Kuphephile kodwa kunemingcele yamandla okuphepha. | - Kuphephile kakhulu, kuvumela ukusetshenziswa kwamandla aphezulu. |
| Ibanga | - Kungaba nobubanzi obulinganiselwe ngenxa yokuphepha. | - Ibanga elide ngoba ingasebenzisa amandla amaningi ngokuphepha. |
| Ukusebenza Kwesimo Sezulu | - Kuthinteka kakhulu ukukhanya kwelanga nesimo sezulu. | - Isebenza kangcono esimweni sezulu esibi futhi ayithinteki kakhulu ukukhanya kwelanga. |
| Izindleko | - Izingxenye ezishibhile, zivamile kakhulu. | - Kubiza kakhulu, kusetshenziswa izingxenye ezikhethekile. |
| Kungcono Kakhulu Ukusetshenziselwa | - Izinhlelo zokusebenza ezithinta izindleko ezinezidingo ezilinganiselwe. | - Ukusetshenziswa okuphezulu njengokushayela okuzenzakalelayo kudinga ukuhamba ibanga elide kanye nokuphepha. |
Ukuqhathaniswa phakathi kwezinhlelo ze-LiDAR ezingu-1550/1535nm kanye ne-905nm kugqamisa izinzuzo eziningana zokusebenzisa ubuchwepheshe obude be-wavelength (1550/1535nm), ikakhulukazi maqondana nokuphepha, ububanzi, kanye nokusebenza ezimweni ezahlukene zemvelo. Lezi zinzuzo zenza izinhlelo ze-LiDAR ezingu-1550/1535nm zifaneleke kakhulu ezinhlelweni zokusebenza ezidinga ukunemba okuphezulu nokuthembeka, njengokushayela okuzenzakalelayo. Nasi ukubuka okuningiliziwe kwalezi zinzuzo:
1. Ukuphepha Kwamehlo Okuthuthukisiwe
Inzuzo ebaluleke kakhulu yezinhlelo ze-LiDAR ezingu-1550/1535nm ukuphepha kwazo okuthuthukisiwe emehlweni abantu. Ama-wavelength amade awela esigabeni esimuncwa kahle yi-cornea kanye nelensi yeso, okuvimbela ukukhanya ukuthi kungafiki ku-retina ebucayi. Lesi sici sivumela lezi zinhlelo ukuthi zisebenze emazingeni aphezulu amandla ngenkathi zihlala ngaphakathi kwemingcele yokuchayeka ephephile, okwenza zilungele izinhlelo ezidinga izinhlelo ze-LiDAR ezisebenza kahle ngaphandle kokubeka engcupheni ukuphepha kwabantu.
2. Ububanzi Bokuthola Obude
Ngenxa yekhono lokukhipha amandla aphezulu ngokuphepha, izinhlelo ze-LiDAR ezingu-1550/1535nm zingafinyelela ibanga elide lokuthola. Lokhu kubalulekile ezimotweni ezizimele, ezidinga ukuthola izinto zikude ukuze zenze izinqumo ngesikhathi. Ububanzi obude obunikezwa yilezi zilinganiso zamaza buqinisekisa ukulindela okungcono kanye namakhono okusabela, okuthuthukisa ukuphepha kanye nokusebenza kahle kwezinhlelo zokuzulazula ezizimele.
3. Ukusebenza Okuthuthukisiwe Ezimweni Zezulu Ezimbi
Izinhlelo ze-LiDAR ezisebenza kuma-wavelength angu-1550/1535nm zibonisa ukusebenza okungcono ezimweni zezulu ezimbi, njengenkungu, imvula, noma uthuli. La ma-wavelength amade angangena ezinhlayiyeni zomkhathi ngempumelelo kakhulu kunama-wavelength amafushane, alondoloze ukusebenza nokuthembeka lapho ukubonakala kukubi. Leli khono libalulekile ekusebenzeni okuqhubekayo kwezinhlelo ezizimele, kungakhathaliseki ukuthi izimo zemvelo zinjani.
4. Ukuphazamiseka Okuncishisiwe Okuvela Ekukhanyeni Kwelanga Nakweminye Imithombo Yokukhanya
Enye inzuzo ye-LiDAR engu-1550/1535nm ukuzwela kwayo okunciphile ekuphazamisekeni okuvela ekukhanyeni okuzungezile, okuhlanganisa nokukhanya kwelanga. Amaza athile asetshenziswa yilezi zinhlelo awavamile emithonjeni yokukhanya yemvelo neyokwenziwa, okunciphisa ingozi yokuphazamiseka okungathinta ukunemba kwemephu yezemvelo ye-LiDAR. Lesi sici sibaluleke kakhulu ezimweni lapho ukutholwa okunembile kanye nemephu kubalulekile khona.
5. Ukungena Kwezinto Ezibonakalayo
Nakuba kungeyona into ebaluleke kakhulu kuzo zonke izinhlelo zokusebenza, ubude bamaza obude bezinhlelo ze-LiDAR ezingu-1550/1535nm bunganikeza ukusebenzisana okuhlukile kancane nezinto ezithile, okungenzeka kunikeze izinzuzo ezimweni ezithile zokusetshenziswa lapho ukukhanya okungenayo ngokusebenzisa izinhlayiya noma izindawo (ngezinga elithile) kungaba wusizo.
Naphezu kwalezi zinzuzo, ukukhetha phakathi kwezinhlelo ze-LiDAR ezingu-1550/1535nm kanye ne-905nm kuhilela nokucatshangelwa kwezindleko nezidingo zohlelo lokusebenza. Ngenkathi izinhlelo ze-1550/1535nm zinikeza ukusebenza okuphezulu kanye nokuphepha, ngokuvamile zibiza kakhulu ngenxa yobunzima kanye nomthamo ophansi wokukhiqiza wezingxenye zazo. Ngakho-ke, isinqumo sokusebenzisa ubuchwepheshe be-LiDAR ezingu-1550/1535nm sivame ukuncika ezidingweni ezithile zohlelo lokusebenza, kufaka phakathi ububanzi obudingekayo, ukucatshangelwa kokuphepha, izimo zemvelo, kanye nemikhawulo yesabelomali.
Ukufunda Okwengeziwe:
1.Uusitalo, T., Viheriälä, J., Virtanen, H., Hanhinen, S., Hytönen, R., Lyytikäinen, J., & Guina, M. (2022). Amandla aphezulu aphezulu agxivizwe ama-laser diode e-RWG ezinhlelo zokusebenza ze-LIDAR ezivikeleke emehlweni azungeze i-wavelength engu-1.5 μm.[Isixhumanisi]
Isifinyezo:Ama-LED laser diode ancishisiwe amandla aphezulu okusetshenziswa kwe-LIDAR okuphephile emehlweni azungeze ubude be-1.5 μm" axoxa ngokuthuthukisa ama-LED laser aphephile amehlo aphezulu kanye nokukhanya okuphezulu kwe-LIDAR yezimoto, okufeza amandla aphezulu aphezulu kanye namathuba okuthuthukiswa okwengeziwe.
2.Dai, Z., Wolf, A., Ley, P.-P., Glück, T., Sundermeier, M., & Lachmayer, R. (2022). Izidingo Zezinhlelo Zezimoto ze-LiDAR. Izinzwa (eBasel, eSwitzerland), 22.[Isixhumanisi]
Isifinyezo:Izidingo ze-Automotive LiDAR Systems" ihlaziya amamethrikhi abalulekile e-LiDAR kufaka phakathi ububanzi bokuthola, ukubuka kwensimu, isixazululo se-angular, kanye nokuphepha kwe-laser, igcizelela izidingo zobuchwepheshe zezinhlelo zokusebenza zezimoto "
3.Shang, X., Xia, H., Dou, X., Shangguan, M., Li, M., Wang, C., Qiu, J., Zhao, L., & Lin, S. (2017). I-algorithm yokuguqula eguquguqukayo ye-1.5μm visual lidar ehlanganisa i-in situ Angstrom wavelength exponent. Optics Communications.[Isixhumanisi]
Isifinyezo:I-algorithm yokuguqula eguquguqukayo ye-1.5μm visibility lidar ehlanganisa i-in situ I-Angstrom wavelength exponent" iveza i-1.5μm visibility lidar ephephile emehlweni ezindaweni ezinabantu abaningi, ene-algorithm yokuguqula eguquguqukayo ebonisa ukunemba okuphezulu kanye nokuzinza (Shang et al., 2017).
4.Zhu, X., & Elgin, D. (2015). Ukuphepha kwe-laser ekwakhiweni kwama-LIDAR okuskena aseduze ne-infrared.[Isixhumanisi]
Isifinyezo:Ukuphepha kwe-laser ekwakhiweni kwe-near-infrared scanning LIDARs" kuxoxa ngezinto okufanele zicatshangelwe ngokuphepha kwe-laser ekwakhiweni kwe-eye-safe scanning LIDARs, okubonisa ukuthi ukukhetha ngokucophelela amapharamitha kubalulekile ekuqinisekiseni ukuphepha (Zhu & Elgin, 2015).
5.Beuth, T., Thiel, D., & Erfurth, MG (2018). Ingozi yokwamukela kanye nokuskena ama-LIDAR.[Isixhumanisi]
Isifinyezo:Ingozi yokwamukela kanye nokuskena ama-LIDAR" ihlola izingozi zokuphepha kwe-laser ezihlobene nezinzwa ze-LIDAR zezimoto, okuphakamisa isidingo sokucabanga kabusha ngokuhlolwa kokuphepha kwe-laser kwezinhlelo eziyinkimbinkimbi eziqukethe izinzwa eziningi ze-LIDAR (Beuth et al., 2018).
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Isikhathi sokuthunyelwe: Mashi-15-2024