Lesi sihloko sinikeza ukuhlola okuphelele kobuchwepheshe obusebenzisa i-laser, silandelela ukuvela kwayo emlandweni, sichaza izimiso zayo eziyinhloko, futhi sigqamisa ukusetshenziswa kwayo okuhlukahlukene. Ihloselwe onjiniyela be-laser, amaqembu e-R&D, kanye ne-optical academia, le ngxenye inikeza inhlanganisela yomongo womlando kanye nokuqonda kwesimanje.
Ukuqala Nokuvela Kokushintsha Kwe-Laser
Njengoba zaqala ngawo-1960, ama-rangefinder okuqala e-laser athuthukiswe ngokuyinhloko ngezinjongo zempi [1]. Eminyakeni edlule, ubuchwepheshe buye bathuthuka futhi bandisa indawo yabo emikhakheni eyahlukene, okuhlanganisa ukwakhiwa, ukuma komhlaba, izindiza [2], nangale kwalokho.
Ubuchwepheshe be-laserkuyindlela yokulinganisa yezimboni engaxhumani nenye enikeza izinzuzo eziningana uma kuqhathaniswa nezindlela zendabuko zokuhlukanisa ezisekelwe ekuxhumeni nenye:
- Kuqeda isidingo sokuxhumana ngokomzimba nendawo yokulinganisa, kuvimbele ukuguquguquka okungaholela emaphutheni okulinganisa.
- Kunciphisa ukuguguleka kwendawo yokulinganisa ngoba akubandakanyi ukuthintana ngokomzimba ngesikhathi sokulinganisa.
- Kufaneleka ukusetshenziswa ezindaweni ezikhethekile lapho amathuluzi okulinganisa avamile engasebenzi khona.
Izimiso Zokusebenzisa I-Laser:
- Ukulinganisa kwe-laser kusebenzisa izindlela ezintathu eziyinhloko: ukulinganisa kwe-laser pulse, ukulinganisa kwe-laser phase, kanye nokulinganisa kwe-laser triangulation.
- Indlela ngayinye ihlotshaniswa nezigaba ezithile zokulinganisa ezisetshenziswa njalo kanye namazinga okunemba.
01
Ububanzi be-Laser Pulse:
Isetshenziswa kakhulu ekulinganisweni kwebanga elide, ngokuvamile idlula amabanga ezingeni lamakhilomitha, ngokunemba okuphansi, ngokuvamile ezingeni lemitha.
02
Ububanzi Besigaba Se-Laser:
Kuhle kakhulu ekulinganisweni kwebanga eliphakathi kuya kwelide, okuvame ukusetshenziswa ngaphakathi kwamamitha angu-50 kuya kwangu-150.
03
Unxantathu We-Laser:
Isetshenziswa kakhulu ekulinganisweni kwebanga elifushane, ngokuvamile ngaphakathi kwamamitha amabili, okunikeza ukunemba okuphezulu ezingeni le-micron, yize inamabanga okulinganisa alinganiselwe.
Izicelo kanye nezinzuzo
Ukulinganisa nge-laser kuthole indawo yayo emikhakheni eyahlukene:
Ukwakhiwa: Ukulinganiswa kwendawo, imephu yendawo, kanye nokuhlaziywa kwesakhiwo.
Izimoto: Ukuthuthukisa izinhlelo zokusiza abashayeli ezithuthukisiwe (i-ADAS).
Izindiza: Ukumapha kwendawo kanye nokutholwa kwezithiyo.
Ukumba: Ukuhlolwa kokujula komhubhe kanye nokuhlolwa kwezimbiwa.
Amahlathi: Ukubalwa kokuphakama kwezihlahla kanye nokuhlaziywa kobuningi behlathi.
Ukukhiqiza: Ukunemba ekuhleleni imishini nemishini.
Lobu buchwepheshe bunikeza izinzuzo eziningana kunezindlela zendabuko, okuhlanganisa ukulinganisa okungathintani, ukunciphisa ukuguguleka, kanye nokuguquguquka okungenakuqhathaniswa.
Izixazululo zeLumispot Tech eNkambini Yokuthola Ububanzi Be-Laser
I-Erbium-Doped Glass Laser (Er Glass Laser)
OkwethuI-Laser Yengilazi Ene-Doped Erbium, eyaziwa ngokuthi yi-1535nmIphephile EmehlweniI-Er Glass Laser, iphumelela kakhulu kuma-rangefinder aphephile emehlweni. Inikeza ukusebenza okuthembekile, okungabizi kakhulu, ikhipha ukukhanya okumuncwa yi-cornea kanye nezakhiwo zamehlo ezikristalu, iqinisekisa ukuphepha kwe-retina. Ku-laser ranging kanye ne-LIDAR, ikakhulukazi ezindaweni zangaphandle ezidinga ukudluliselwa kokukhanya okude, le laser ye-DPSS ibalulekile. Ngokungafani nemikhiqizo yangaphambilini, isusa ukulimala kwamehlo kanye nezingozi zokuphuphuthekisa amehlo. I-laser yethu isebenzisa ingilazi ye-Er: Yb phosphate ehlanganisiwe kanye ne-semiconductor.umthombo wephampu ye-laserukukhiqiza ubude be-wavelength obungu-1.5um, okwenza kube kuhle kakhulu, ku-Ranging, kanye naku-Communications.
Ububanzi be-laser, ikakhulukaziIsikhathi Sokuhamba (TOF) sisukela, kuyindlela esetshenziswa ukunquma ibanga phakathi komthombo we-laser kanye nethagethi. Lesi simiso sisetshenziswa kabanzi ezinhlotsheni ezahlukene, kusukela ekulinganisweni kwebanga okulula kuya ekumapheni okuyinkimbinkimbi kwe-3D. Ake sakhe umdwebo wokubonisa isimiso sokuhlukaniswa kwe-laser ye-TOF.
Izinyathelo eziyisisekelo zokuhlukanisa i-TOF laser yilezi:
Ukukhishwa kwe-Laser Pulse: Idivayisi ye-laser ikhipha ukukhanya okufushane.
Ukuhambela eTarget: I-laser pulse ihamba emoyeni iye endaweni eqondiwe.
Ukuzindla okuvela ku-Target: Ukushaya kwenhliziyo kushaya ilitshe bese kuvela emuva.
Buyela kuMthombo:I-pulse ebonakalisiwe ibuyela kudivayisi ye-laser.
Ukutholwa:Idivayisi yelaser ithola ukushaya kwe-laser okubuyayo.
Ukulinganisa Isikhathi:Isikhathi esithathwa uhambo oluya nokubuya lokushaya kwenhliziyo siyalinganiswa.
Ukubalwa Kwebanga:Ibanga eliya endaweni okuqondiswe kuyo libalwa ngokusekelwe esivinini sokukhanya kanye nesikhathi esilinganisiwe.
Kulo nyaka, i-Lumispot Tech yethule umkhiqizo ofaneleka kahle ukusetshenziswa emkhakheni wokuthola i-TOF LIDAR, i-Umthombo wokukhanya we-LiDAR ongu-8-in-1Chofoza ukuze ufunde kabanzi uma unentshisekelo
Imojuli Yokuthola Ububanzi Be-Laser
Lolu chungechunge lwemikhiqizo lugxile kakhulu kumoduli yokulinganisa ye-laser ephephile emehlweni yomuntu ethuthukiswe ngokusekelwe ku-Ama-laser engilazi enziwe nge-erbium angu-1535nmfuthiImojuli ye-Rangefinder engu-1570nm engu-20km, ezihlukaniswe njengemikhiqizo ejwayelekile yokuphepha kwamehlo yeSigaba 1. Ngaphakathi kwalolu chungechunge, uzothola izingxenye ze-laser rangefinder kusukela ku-2.5km kuya ku-20km ezinobukhulu obuncane, ukwakheka okulula, izakhiwo ezihlukile zokulwa nokuphazamiseka, kanye namakhono okukhiqiza ngobuningi asebenzayo. Ziyakwazi ukushintshashintsha kakhulu, zithola izinhlelo zokusebenza ku-laser ranging, ubuchwepheshe be-LIDAR, kanye nezinhlelo zokuxhumana.
I-Integrated Laser Rangefinder
Ama-rangefinders aphathwa ngesandla ezempiUchungechunge oluthuthukiswe yi-LumiSpot Tech lusebenza kahle, lusebenziseka kalula, futhi luphephile, lusebenzisa ubude bamaza obuphephile emehlweni ukuze lusebenze ngendlela engenangozi. Lawa madivayisi anikeza ukuboniswa kwedatha ngesikhathi sangempela, ukuqapha amandla, kanye nokudluliswa kwedatha, ehlanganisa imisebenzi ebalulekile kuthuluzi elilodwa. Umklamo wawo we-ergonomic usekela kokubili ukusetshenziswa ngesandla esisodwa kanye nesandla esiphindwe kabili, okunikeza induduzo ngesikhathi sokusetshenziswa. Lawa ma-rangefinder ahlanganisa ukusebenza kahle kanye nobuchwepheshe obuthuthukisiwe, okuqinisekisa ikhambi lokulinganisa eliqondile nelithembekile.
Kungani Kufanele Ukhethe Thina?
Ukuzibophezela kwethu ekwenzeni kahle kubonakala kuyo yonke imikhiqizo esiyinikezayo. Siyaqonda ubunzima bale mboni futhi senze imikhiqizo yethu yafanelana nezindinganiso eziphakeme kakhulu zekhwalithi nokusebenza. Ukugcizelela kwethu ekwanelisekeni kwamakhasimende, kuhlangene nobuchwepheshe bethu, kusenza sibe yisinqumo esikhethwayo kochwepheshe abafuna izixazululo ezithembekile ze-laser.
Ireferensi
- Smith, A. (1985). Umlando Wezitholi Ze-Laser. Ijenali Yobunjiniyela Bokukhanya.
- Johnson, B. (1992). Ukusetshenziswa kwe-Laser Ranging. Optics Today.
- ULee, C. (2001). Izimiso Zokujikeleza Kwe-Laser Pulse. Ucwaningo Lwe-Photonics.
- Kumar, R. (2003). Ukuqonda Ububanzi Besigaba Se-Laser. Ijenali Yezicelo Ze-Laser.
- UMartinez, L. (1998). Unxantathu We-Laser: Izisekelo kanye Nezicelo. Ukubuyekezwa Kobunjiniyela Bokukhanya.
- I-Lumispot Tech. (2022). Ikhathalogi Yomkhiqizo. Izincwadi ze-Lumispot Tech.
- Zhao, Y. (2020). Ikusasa Lokushintshana Kwe-Laser: Ukuhlanganiswa Kwe-AI. Ijenali Ye-Modern Optics.
Udinga Ukubonisana Kwamahhala?
Cabanga ngohlelo lokusebenza, izidingo zobubanzi, ukunemba, ukuqina, kanye nanoma yiziphi izici ezengeziwe njengokuvimbela amanzi noma amakhono okuhlanganisa. Kubalulekile futhi ukuqhathanisa izibuyekezo namanani amamodeli ahlukene.
[Funda kabanzi:Indlela Eqondile Yokukhetha Imojula Ye-Laser Rangefinder Oyidingayo]
Kudingeka ukulungiswa okuncane, njengokugcina ilensi ihlanzekile nokuvikela idivayisi ekushayweni nasezimweni ezimbi kakhulu. Ukushintshwa noma ukushajwa kwebhethri njalo nakho kuyadingeka.
Yebo, amamojula amaningi e-rangefinder aklanyelwe ukuhlanganiswa kwamanye amadivayisi afana nama-drones, izibhamu, ama-Military Rangefinder Binoculars, njll., okuthuthukisa ukusebenza kwawo ngamakhono okulinganisa ibanga aqondile.
Yebo, i-Lumispot Tech ingumkhiqizi wemoduli ye-laser rangefinder, amapharamitha angenziwa ngokwezifiso njengoba kudingeka, noma ungakhetha amapharamitha ajwayelekile omkhiqizo wemoduli yethu ye-range finder. Ukuze uthole ulwazi olwengeziwe noma imibuzo, sicela ukhululeke ukuxhumana nethimba lethu lokuthengisa ngezidingo zakho.
Iningi lamamojula ethu e-laser ochungechungeni lwe-rangefinding aklanywe ngobukhulu obuncane futhi alula, ikakhulukazi uchungechunge lwe-L905 kanye ne-L1535, olusukela ku-1km kuya ku-12km. Ngencane kunazo zonke, singancoma ukuthiI-LSP-LRS-0310Fenesisindo esingamagremu angu-33 kuphela kanye nekhono lokujikeleza elingamakhilomitha amathathu.
Ama-laser manje avele njengamathuluzi abalulekile emikhakheni eyahlukene, ikakhulukazi kwezokuphepha nokuqapha. Ukunemba kwawo, ukulawula, kanye nokuguquguquka kwawo kuwenza abe yinto ebalulekile ekuvikeleni imiphakathi yethu kanye nengqalasizinda.
Kulesi sihloko, sizohlola ukusetshenziswa okuhlukahlukene kobuchwepheshe be-laser emikhakheni yokuphepha, ukuvikela, ukuqapha, kanye nokuvimbela umlilo. Le ngxoxo ihlose ukunikeza ukuqonda okuphelele kwendima yama-laser ezinhlelweni zokuphepha zanamuhla, okunikeza ukuqonda kokubili ukusetshenziswa kwawo kwamanje kanye nentuthuko engaba khona yesikhathi esizayo.
⏩Ukuze uthole izixazululo zokuhlola zesitimela kanye ne-PV, sicela uchofoze lapha.
Izicelo ze-Laser kumacala Okuphepha Nokuzivikela
Izinhlelo Zokuthola Ukungena Ngokungemthetho
Lezi ziskena ze-laser ezingathintani ziskena izindawo ngobukhulu obubili, zibona ukunyakaza ngokulinganisa isikhathi esithathwayo ukuze umsebe we-laser oshukunyisiwe ubuyele emuva emthonjeni wawo. Lobu buchwepheshe budala imephu ye-contour yendawo, okuvumela uhlelo ukuthi lubone izinto ezintsha emkhakheni walo wokubuka ngokushintsha kwendawo ehleliwe. Lokhu kwenza kube lula ukuhlola usayizi, ukuma, kanye nesiqondiso sezinhloso ezihambayo, kukhipha ama-alamu uma kudingeka. (Hosmer, 2004).
⏩ Ibhulogi ehlobene:Uhlelo Olusha Lokuthola Ukungena Nge-Laser: Isinyathelo Esihlakaniphile Sokuthuthuka Kwezokuphepha
Izinhlelo Zokuqapha
Ekuqapheni ngevidiyo, ubuchwepheshe be-laser buyasiza ekuqapheni umbono wasebusuku. Isibonelo, ukuthwebula izithombe nge-laser eseduze kwe-infrared kungavimbela ngempumelelo ukusabalala kokukhanya, okuthuthukisa kakhulu ibanga lokubuka lezinhlelo zokuthwebula izithombe ze-photoelectric ezimweni zezulu ezimbi, kokubili emini nasebusuku. Izinkinobho zomsebenzi wangaphandle zesistimu zilawula ibanga lokugoba, ububanzi be-strobe, kanye nokuthwebula izithombe okucacile, okuthuthukisa ububanzi bokuthwebula. (Wang, 2016).
Ukuqapha Ithrafikhi
Izibhamu zesivinini se-laser zibalulekile ekuqapheni ithrafikhi, kusetshenziswa ubuchwepheshe be-laser ukukala isivinini semoto. Lawa madivayisi athandwa ngamaphoyisa ngenxa yokunemba kwawo kanye nekhono lawo lokuqondisa izimoto ngazinye ezimotweni eziningi.
Ukuqapha Isikhala Somphakathi
Ubuchwepheshe be-laser bubalulekile futhi ekulawuleni nasekuqapheni izixuku ezindaweni zomphakathi. Izikena ze-laser kanye nobuchwepheshe obuhlobene nazo ziqondisa ngempumelelo ukunyakaza kwezixuku, zithuthukisa ukuphepha komphakathi.
Izinhlelo Zokuthola Umlilo
Ezinhlelweni zokuxwayisa ngomlilo, izinzwa ze-laser zidlala indima ebalulekile ekutholakaleni komlilo kusenesikhathi, zikwazi ukubona ngokushesha izimpawu zomlilo, njengokushintsha kwentuthu noma izinga lokushisa, ukuze ziqale ama-alamu ngesikhathi esifanele. Ngaphezu kwalokho, ubuchwepheshe be-laser bubaluleke kakhulu ekuqapheni nasekuqoqweni kwedatha ezindaweni zomlilo, buhlinzeka ngolwazi olubalulekile lokulawula umlilo.
Isicelo Esikhethekile: Ama-UAV kanye nobuchwepheshe be-Laser
Ukusetshenziswa kwezimoto zasemoyeni ezingenabantu (ama-UAV) ekuphepheni kuyakhula, kanti ubuchwepheshe be-laser buthuthukisa kakhulu amakhono azo okuqapha kanye nokuphepha. Lezi zinhlelo, ezisekelwe ku-Avalanche Photodiode (APD) Focal Plane Arrays (FPA) yesizukulwane esisha futhi zihlanganiswe nokucutshungulwa kwezithombe okusebenzayo kakhulu, zithuthukise kakhulu ukusebenza kokuqapha.
Ama-Laser Aluhlaza kanye imojuli yokuthola ububanziekuzivikeleni
Phakathi kwezinhlobo ezahlukene zama-laser,ama-laser okukhanya okuluhlaza, ngokuvamile esebenza ebangeni lama-nanometer angu-520 kuya ku-540, iphawuleka ngokubonakala kwayo okuphezulu kanye nokunemba. Lawa ma-laser awusizo kakhulu ezinhlelweni zokusebenza ezidinga ukumaka noma ukubona kahle. Ngaphezu kwalokho, amamojula okulinganisa ama-laser, asebenzisa ukusabalala okuqondile kanye nokunemba okuphezulu kwama-laser, alinganisa amabanga ngokubala isikhathi esithathwa yi-laser beam ukuhamba kusuka ku-emitter kuya ku-reflector kanye nokubuyela emuva. Lobu buchwepheshe bubalulekile ezinhlelweni zokulinganisa kanye nokubeka.
Ukuthuthuka Kobuchwepheshe Be-Laser Kwezokuphepha
Kusukela yasungulwa maphakathi nekhulu lama-20, ubuchwepheshe be-laser buye bathuthukiswa kakhulu. Ekuqaleni kwakuyithuluzi lokuhlola lesayensi, ama-laser abe yingxenye ebalulekile emikhakheni ehlukahlukene, okuhlanganisa imboni, ezokwelapha, ezokuxhumana, kanye nokuphepha. Emkhakheni wokuphepha, izinhlelo zokusebenza ze-laser ziye zashintsha kusukela ezinhlelweni zokuqapha eziyisisekelo kanye nezinhlelo ze-alamu kuya ezinhlelweni eziyinkimbinkimbi nezinemisebenzi eminingi. Lokhu kufaka phakathi ukutholwa kokungena, ukubhekwa kwevidiyo, ukuqapha ithrafikhi, kanye nezinhlelo zokuxwayisa ngomlilo.
Ukuqamba Okusha Kwesikhathi Esizayo Kubuchwepheshe Be-Laser
Ikusasa lobuchwepheshe be-laser kwezokuphepha lingabona izinto ezintsha ezintsha, ikakhulukazi ngokuhlanganiswa kobuhlakani bokwenziwa (AI). Ama-algorithm e-AI ahlaziya idatha yokuskena nge-laser angabona futhi abikezele izinsongo zokuphepha ngokunembe kakhudlwana, athuthukise ukusebenza kahle nesikhathi sokuphendula kwezinhlelo zokuphepha. Ngaphezu kwalokho, njengoba ubuchwepheshe be-Intanethi Yezinto (IoT) buthuthuka, ukuhlanganiswa kobuchwepheshe be-laser namadivayisi axhunywe kunethiwekhi cishe kuzoholela ezinhlelweni zokuphepha ezihlakaniphile nezizenzakalelayo ezikwazi ukuqapha nokuphendula ngesikhathi sangempela.
Lokhu kusungula izinto ezintsha kulindeleke ukuthi kungagcini nje ngokuthuthukisa ukusebenza kwezinhlelo zokuphepha kodwa futhi kuguqule indlela yethu yokuphepha nokuqapha, okwenza kube okuhlakaniphile, okusebenzayo, nokuvumelana nezimo. Njengoba ubuchwepheshe buqhubeka nokuthuthuka, ukusetshenziswa kwama-laser ekuphepheni kuzokwanda, kuhlinzeke ngezindawo eziphephile nezinokwethenjelwa.
Izinkomba
- UHosmer, P. (2004). Ukusetshenziswa kobuchwepheshe bokuskena nge-laser ukuvikela umngcele. Imibiko yeNgqungquthela Yonyaka Yama-37 Yonyaka Ka-2003 Yomhlaba Wonke Ye-Carnahan Yobuchwepheshe Bokuphepha. I-DOI
- UWang, S., Qiu, S., Jin, W., & Wu, S. (2016). Umklamo weSistimu Yokucubungula Ama-Video Yesikhathi Sangempela Encane Eseduze Ne-infrared Laser Range. ICMMITA-16. DOI
- Hespel, L., Rivière, N., Fracès, M., Dupouy, P., Coyac, A., Barillot, P., Fauquex, S., Plyer, A., Tauvy,
- M., Jacquart, M., Vin, I., Nascimben, E., Perez, C., Velayguet, JP, & Gorce, D. (2017). Ukuthwebula izithombe nge-laser ye-2D kanye ne-3D flash yokuqapha ibanga elide ekuphepheni komngcele wasolwandle: ukutholwa kanye nokuhlonza izinhlelo zokusebenza eziphikisana ne-UAS. Izinqubo ze-SPIE - I-International Society for Optical Engineering. I-DOI
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