Eli nqaku libonelela ngophando olupheleleyo lwetekhnoloji yokwahlulahlula i-laser, ukulandelela ukuvela kwayo kwimbali, ukucacisa imigaqo yayo ephambili, kunye nokugqamisa usetyenziso lwayo olwahlukeneyo. Le mveliso yenzelwe iinjineli ze-laser, amaqela e-R&D, kunye ne-optical academia, inika umxube wemeko yembali kunye nokuqonda kwanamhlanje.
Imvelaphi kunye nokuvela kweLaser Ranging
Eziqale kwiminyaka yoo-1960, izixhobo zokuqala zokufumana umgama nge-laser zaphuhliswa ikakhulu ngeenjongo zomkhosi [1Kwiminyaka edlulileyo, ubuchwepheshe buye bakhula kwaye bandisa indawo yabo kumacandelo ahlukeneyo, kuquka ulwakhiwo, i-topography, kunye ne-aerospace [2], nangaphezulu.
Itekhnoloji yelaseryindlela yokulinganisa izinto zoshishino engeyiyo eyokuqhagamshelana neyokuqhagamshelana enika iingenelo ezininzi xa kuthelekiswa neendlela zemveli zokwahlulahlula izinto ezisekelwe ekuqhagamshelaneni:
- Isusa isidingo sokudibana ngokoqobo nomphezulu wokulinganisa, ithintela ukuguquguquka okunokubangela iimpazamo zokulinganisa.
- Inciphisa ukuguguleka komphezulu wokulinganisa kuba ayibandakanyi ukudibana ngokomzimba ngexesha lokulinganisa.
- Ifanelekile ukusetyenziswa kwiindawo ezikhethekileyo apho izixhobo zokulinganisa eziqhelekileyo zingasebenzi khona.
Imigaqo yoHlelo lweLaser:
- Ukujikeleza nge-laser kusebenzisa iindlela ezintathu eziphambili: ukujikeleza nge-laser pulse, ukujikeleza nge-laser phase, kunye nokujikeleza nge-laser triangulation.
- Indlela nganye inxulunyaniswa nobubanzi obuthile bokulinganisa obusetyenziswa rhoqo kunye namanqanaba okuchaneka.
01
Uluhlu lweLaser Pulse:
Ngokuyintloko isetyenziselwa ukulinganisa umgama omde, ngokuqhelekileyo idlula umgama weekhilomitha, ngokunemba okuphantsi, ngokuqhelekileyo kwinqanaba leemitha.
02
Uluhlu lweSigaba seLaser:
Ilungele ukulinganisa umgama ophakathi ukuya kode, osetyenziswa rhoqo phakathi kweemitha ezingama-50 ukuya kwi-150 zeemitha.
03
Unxantathu weLaser:
Isetyenziswa kakhulu kwiimilinganiselo zomgama omfutshane, ngesiqhelo ngaphakathi kweemitha ezi-2, inika ukuchaneka okuphezulu kwinqanaba le-micron, nangona inemigama yokulinganisa emincinci.
Izicelo kunye neeNzuzo
Ukukhangela i-laser kufumene indawo yayo kumashishini ahlukeneyo:
Ulwakhiwo: Ukulinganiswa kwendawo, imephu yesimo sendawo, kunye nohlalutyo lwesakhiwo.
Iimoto: Ukuphucula iinkqubo zoncedo lwabaqhubi eziphucukileyo (i-ADAS).
Inqwelo-moya: Ukumaphu komhlaba kunye nokuchonga imiqobo.
Ukwemba: Uvavanyo lobunzulu bemijelo kunye nokuhlolwa kwezimbiwa.
Amahlathi: Ukubalwa kokuphakama kwemithi kunye nohlalutyo loxinano lwehlathi.
Ukuvelisa: Ukuchaneka kokulungelelaniswa koomatshini nezixhobo.
Le teknoloji inika iingenelo ezininzi kuneendlela zemveli, kuquka ukulinganisa okungadibaniyo, ukunciphisa ukuguguleka, kunye nokuguquguquka okungenakuthelekiswa nanto.
Izisombululo zeLumispot Tech kwiCandelo lokuFumana uLunge lweLaser
I-Erbium-Doped Glass Laser (I-Er Glass Laser)
ZethuI-Laser yeglasi exutywe ne-Erbium, eyaziwa ngokuba yi-1535nmIkhuselekile EmehlweniI-Er Glass Laser, igqwesile kwii-rangefinders ezikhuselekileyo emehlweni. Inika ukusebenza okuthembekileyo, okungabizi kakhulu, ikhupha ukukhanya okufunxwa yi-cornea kunye nezakhiwo ze-crystalline eye, iqinisekisa ukhuseleko lwe-retina. Kwi-laser ranging kunye ne-LIDAR, ingakumbi kwiindawo zangaphandle ezifuna ukuhanjiswa kokukhanya okude, le laser ye-DPSS ibalulekile. Ngokungafaniyo neemveliso zangaphambili, isusa umonakalo wamehlo kunye neengozi zokungaboni. I-laser yethu isebenzisa i-Er: Yb phosphate glass kunye ne-semiconductor.umthombo wepompo yelaserukuvelisa ubude be-wavelength obuyi-1.5um, okwenza ukuba ilungele, iRanging, kunye neNxibelelwano.
Ukusasazwa kweLaser, ngakumbiIxesha lokubhabha (TOF) liqala, yindlela esetyenziselwa ukumisela umgama phakathi komthombo welaser kunye nethagethi. Lo mgaqo usetyenziswa kakhulu kwiindlela ezahlukeneyo zokusetyenziswa, ukusuka ekulinganiseni umgama olula ukuya kwimephu ye-3D entsonkothileyo. Masenze umzobo obonisa umgaqo wokwahlulwa kwelaser ye-TOF.
Amanyathelo asisiseko kuluhlu lwe-TOF laser ngala:
Ukukhutshwa kweLaser Pulse: Isixhobo selaser sikhupha ukukhanya okufutshane.
Uhambo oluya kwiTarget: I-laser pulse ihamba emoyeni ukuya kwindawo ekujoliswe kuyo.
Ukucamngca okuvela kwiTarget: I-pulse ibetha ithagethi ize ibonakale ngasemva.
Buyela kuMthombo:I-pulse ebonakalisiweyo ibuyela kwisixhobo se-laser.
Ukufunyanwa:Isixhobo selaser sibona i-laser pulse ebuyayo.
Ukulinganisa Ixesha:Ixesha elithathwayo lokujikeleza kwentliziyo liyalinganiswa.
Ukubala Umgama:Umgama oya kwindawo ekujoliswe kuyo ubalwa ngokusekelwe kwisantya sokukhanya kunye nexesha elilinganisiweyo.
Kulo nyaka, iLumispot Tech iqalise imveliso efanelekileyo ngokugqibeleleyo yokusetyenziswa kwicandelo lokufumanisa i-TOF LIDAR,Umthombo wokukhanya we-LiDAR we-8-in-1Cofa ukuze ufunde okungakumbi ukuba unomdla
Imodyuli yokufumana uluhlu lweLaser
Olu luhlu lweemveliso lugxile kakhulu kwimodyuli yelaser ekhuselekileyo emehlweni yomntu ephuhliswe ngokusekelwe kwiIileyiza zeglasi ezifakwe i-erbium eziyi-1535nmkwayeImodyuli yeRangefinder ye-1570nm engama-20km, ezihlelwe njengeemveliso ezisemgangathweni zokhuseleko lwamehlo zeKlasi yoku-1. Kolu ngcelele, uza kufumana izinto ze-laser rangefinder ukusuka kwi-2.5km ukuya kwi-20km ezinobukhulu obuncinci, ulwakhiwo olukhaphukhaphu, iimpawu ezibalaseleyo zokulwa nokuphazamiseka, kunye nobuchule bokuvelisa ubuninzi obusebenzayo. Zinokuguquguquka okukhulu, zifumana usetyenziso kwi-laser ranging, itekhnoloji ye-LIDAR, kunye neenkqubo zonxibelelwano.
I-Integrated Laser Rangefinder
Izixhobo zokufumana umgama eziphathwa ngesandla zomkhosiUthotho oluphuhliswe yiLumiSpot Tech lusebenza kakuhle, kulula ukulisebenzisa, kwaye lukhuselekile, lusebenzisa ubude be-wavelengths obukhuselekileyo emehlweni ukuze lusebenze ngendlela engenabungozi. Ezi zixhobo zibonelela ngokuboniswa kwedatha ngexesha langempela, ukujonga amandla, kunye nokudluliselwa kwedatha, zigubungela imisebenzi ebalulekileyo kwisixhobo esinye. Uyilo lwazo lwe-ergonomic luxhasa ukusetyenziswa ngesandla esinye nangesandla esiphindwe kabini, lubonelela ngentuthuzelo ngexesha lokusetyenziswa. Ezi rangefinders zidibanisa ukusebenza kakuhle kunye netekhnoloji ephucukileyo, ziqinisekisa isisombululo sokulinganisa esithe ngqo nesithembekileyo.
Kutheni Ukhetha Thina?
Ukuzinikela kwethu ekugqweseni kubonakala kuyo yonke imveliso esiyinikezelayo. Siyaqonda ubunzima boshishino kwaye silungiselele iimveliso zethu ukuze zihlangabezane nemigangatho ephezulu yomgangatho kunye nokusebenza. Ukugxininisa kwethu kulwaneliseko lwabathengi, kunye nobuchule bethu bobuchwephesha, kusenza sibe lukhetho olukhethwayo lweengcali ezifuna izisombululo ezithembekileyo ze-laser.
Isalathiso
- Smith, A. (1985). Imbali yeeLaser Rangefinders. Ijenali yoBunjineli bokuKhangela.
- Johnson, B. (1992). Ukusetyenziswa kweLaser Ranging. Optics Today.
- ULee, C. (2001). Imigaqo yoHlelo lweLaser Pulse. Uphando lwePhotonics.
- Kumar, R. (2003). Ukuqonda iLaser Phase Ranging. Ijenali yezicelo zeLaser.
- UMartinez, L. (1998). Unxantathu weLaser: Iziseko kunye nosetyenziso. Uphononongo loBunjineli bokuKhangela.
- I-Lumispot Tech. (2022). Ikhathalogu yeMveliso. Iimpapasho zeLumispot Tech.
- Zhao, Y. (2020). Ikamva leLaser Ranging: Ukuhlanganiswa kwe-AI. Ijenali ye-Modern Optics.
Ngaba ufuna ingcebiso yasimahla?
Cinga ngokusetyenziswa, iimfuno zoluhlu, ukuchaneka, ukuqina, kunye nazo naziphi na iimpawu ezongezelelweyo ezifana nokuthintela amanzi okanye amandla okudibanisa. Kubalulekile nokuthelekisa uphononongo kunye namaxabiso eemodeli ezahlukeneyo.
[Funda ngokugqithisileyo:Indlela Ethile Yokukhetha Imodyuli Ye-Laser Rangefinder Oyifunayo]
Kufuneka ulondolozo oluncinci, njengokugcina ilensi icocekile kunye nokukhusela isixhobo kwiingozi nakwiimeko ezinzima. Ukutshintshwa okanye ukutshajwa kwebhetri rhoqo kuyafuneka.
Ewe, iimodyuli ezininzi ze-rangefinder zenzelwe ukudityaniswa nezinye izixhobo ezifana needrone, iirifle, ii-Military Rangefinder Binoculars, njl.njl., ukuphucula ukusebenza kwazo ngezakhono zokulinganisa umgama ezichanekileyo.
Ewe, iLumispot Tech ngumenzi weemodyuli ze-laser rangefinder, iiparameter zingenziwa ngokwezifiso njengoko kufuneka, okanye ungakhetha iiparameter eziqhelekileyo zemveliso yethu yeemodyuli ze-range finder. Ngolwazi oluthe kratya okanye imibuzo, nceda uzive ukhululekile ukuqhagamshelana neqela lethu lokuthengisa malunga neemfuno zakho.
Uninzi lweemodyuli zethu zelaser kuluhlu lwe-rangefinding ziyilwe ngobukhulu obuncinci kwaye zikhaphukhaphu, ingakumbi uthotho lwe-L905 kunye ne-L1535, ukusuka kwi-1km ukuya kwi-12km. Kweyona incinci, singacebisa ukubaI-LSP-LRS-0310Fenobunzima obuyi-33g kuphela kwaye inokuhamba i-3km.
Iilaser ngoku zivele njengezixhobo ezibalulekileyo kumacandelo ahlukeneyo, ingakumbi kukhuseleko kunye nokubeka esweni. Ukuchaneka kwazo, ukulawula kwazo, kunye nokuguquguquka kwazo kuzenza zibe yimfuneko ekukhuseleni uluntu lwethu kunye neziseko zophuhliso.
Kweli nqaku, siza kujonga iindlela ezahlukeneyo zokusetyenziswa kwetekhnoloji yelaser kwiindawo zokhuseleko, ukhuseleko, ukubeka esweni, kunye nokuthintela umlilo. Le ngxoxo ijolise ekunikeni ukuqonda okubanzi ngendima yeelaser kwiinkqubo zokhuseleko zanamhlanje, inike ulwazi malunga nokusetyenziswa kwazo ngoku kunye nophuhliso olunokwenzeka kwixesha elizayo.
⏩Ukuze ufumane izisombululo zokuhlolwa koLoliwe kunye ne-PV, nceda ucofe apha.
Izicelo zeLaser kwiiNkundla zoKhuseleko kunye nezoKhuselo
Iinkqubo zokuQonda ukuNgena
Ezi scanner zelaser ezingadibaniyo ziskena iindawo ngemilinganiselo emibini, zifumanisa intshukumo ngokulinganisa ixesha elithathwa yilaser beam eshukumayo ukuba ibuyele kumthombo wayo. Le teknoloji idala imephu ye-contour yendawo, ivumela inkqubo ukuba ibone izinto ezintsha kwindawo yayo yokujonga ngotshintsho kwindawo ejikelezileyo. Oku kwenza ukuba kuvavanywe ubungakanani, imilo, kunye necala leethagethi ezihambayo, ikhuphe ii-alamu xa kuyimfuneko. (Hosmer, 2004).
⏩ Ibhlog enxulumeneyo:Inkqubo Entsha Yokufumanisa Ukungena Kwe-Laser: Inyathelo Elikrelekrele Lokuphucula Ukhuseleko
Iinkqubo zoLawulo
Kwividiyo yokujonga, iteknoloji yelaser inceda ekujongeni umbono wasebusuku. Umzekelo, imifanekiso ejikeleze i-laser ekufutshane ne-infrared inokuthintela ngempumelelo ukukhanya okuphuma emva, iphucula kakhulu umgama wokujonga weenkqubo zokujonga nge-photoelectric kwiimeko zemozulu ezimbi, emini nasebusuku. Amaqhosha omsebenzi wangaphandle wenkqubo alawula umgama we-gating, ububanzi be-strobe, kunye nemifanekiso ecacileyo, iphucula uluhlu lokujonga. (Wang, 2016).
Ukubeka iliso kwiindlela
Izibhamu zesantya selaser zibalulekile ekujongeni izithuthi, kusetyenziswa ubuchwepheshe belaser ukulinganisa isantya sezithuthi. Ezi zixhobo zithandwa ngabasemagunyeni ngenxa yokuchaneka kwazo kunye nokukwazi kwazo ukujolisa izithuthi nganye kwindawo exineneyo.
Ukubeka iliso kwindawo kawonke-wonke
Itekhnoloji yelaser ikwaluncedo ekulawuleni nasekubekeni iliso izihlwele kwiindawo zikawonke-wonke. Iiskena zelaser kunye neetekhnoloji ezinxulumene noko zijonga ngokufanelekileyo iintshukumo zezihlwele, ziphucula ukhuseleko loluntu.
Izicelo zokuCandwa koMlilo
Kwiinkqubo zokulumkisa ngomlilo, izinzwa zelaser zidlala indima ebalulekileyo ekufumaneni umlilo kwangethuba, zichonge ngokukhawuleza iimpawu zomlilo, ezifana nomsi okanye utshintsho lobushushu, ukuze ziqalise ii-alamu ngexesha elifanelekileyo. Ngaphezu koko, iteknoloji yelaser ibaluleke kakhulu ekubekeni iliso nasekuqokeleleni idatha kwiindawo zomlilo, ibonelela ngolwazi olubalulekileyo lokulawula umlilo.
Isicelo Esikhethekileyo: Ii-UAV kunye neTekhnoloji yeLaser
Ukusetyenziswa kweZithuthi zoMbane ezingenabantu (ii-UAV) kukhuseleko kuyakhula, kwaye iteknoloji yelaser iphucula kakhulu amandla azo okubeka esweni kunye nokhuseleko. Ezi nkqubo, ezisekelwe kwisizukulwana esitsha se-Avalanche Photodiode (APD) Focal Plane Arrays (FPA) kwaye zidityaniswe nokucubungula imifanekiso esebenza kakhulu, ziphucule kakhulu ukusebenza kokujonga.
IiLaser eziluhlaza kunye imodyuli yokufumana uluhluekuKhuseleni
Phakathi kweentlobo ezahlukeneyo ze-laser,iileza zokukhanya okuluhlaza, edla ngokusebenza kuluhlu lweenanomitha ezingama-520 ukuya kuma-540, ziphawuleka ngokubonakala kwazo okuphezulu kunye nokuchaneka kwazo. Ezi laser ziluncedo ngakumbi kwizicelo ezifuna uphawu okanye ukubonakala ngokuchanekileyo. Ukongeza, iimodyuli zokulinganisa i-laser, ezisebenzisa ukusasazeka okuthe ngqo kunye nokuchaneka okuphezulu kwe-laser, zilinganisa umgama ngokubala ixesha elithathwa yi-laser beam ukuhamba ukusuka kwi-emitter ukuya kwi-reflector kunye nokubuyela umva. Le teknoloji ibalulekile kwiinkqubo zokulinganisa kunye nokubeka indawo.
Uphuhliso lweTekhnoloji yeLaser kuKhuseleko
Ukususela ekusekweni kwayo phakathi kwinkulungwane yama-20, iteknoloji yelaser iye yaphuhliswa kakhulu. Ekuqaleni yayisisixhobo sovavanyo lwesayensi, iilaser ziye zaba yinxalenye ebalulekileyo kwiinkalo ezahlukeneyo, kuquka ishishini, amayeza, unxibelelwano, kunye nokhuseleko. Kwicandelo lokhuseleko, usetyenziso lwelaser luye lwavela kwiinkqubo zokubeka esweni ezisisiseko kunye neealamu ukuya kwiinkqubo ezintsonkothileyo nezinemisebenzi emininzi. Ezi ziquka ukubhaqwa kokungena, ukujonga ngevidiyo, ukujonga izithuthi, kunye neenkqubo zokulumkisa ngomlilo.
Uyilo lwexesha elizayo kwiTekhnoloji yeLaser
Ikamva lobuchwepheshe be-laser kukhuseleko linokuzisa izinto ezintsha ezintsha, ngakumbi ngokudityaniswa kobukrelekrele bokwenziwa (AI). Ii-algorithms ze-AI ezihlalutya idatha yokuskena i-laser zinokuchonga kwaye ziqikelele izisongelo zokhuseleko ngokuchanekileyo, ziphucule ukusebenza kakuhle kunye nexesha lokuphendula kweenkqubo zokhuseleko. Ngaphezu koko, njengoko ubuchwepheshe be-Intanethi yezinto (IoT) buhambela phambili, ukudityaniswa kobuchwepheshe be-laser nezixhobo eziqhagamshelwe kwinethiwekhi kuya kukhokelela kwiinkqubo zokhuseleko ezikrelekrele nezizenzekelayo ezikwaziyo ukujonga nokuphendula ngexesha langempela.
Ezi zinto zintsha kulindeleke ukuba zingaphuculi nje kuphela ukusebenza kweenkqubo zokhuseleko kodwa zitshintshe nendlela esiyisebenzisa ngayo ukhuseleko nokubeka esweni, zisenze sibe nobukrelekrele ngakumbi, sisebenze kakuhle, kwaye sivumelane nezimo. Njengoko iteknoloji iqhubeka ihambela phambili, ukusetyenziswa kweelaser kukhuseleko kuza kwanda, nto leyo eza kubonelela ngeendawo ezikhuselekileyo nezithembekileyo.
Iireferensi
- Hosmer, P. (2004). Ukusetyenziswa kwetekhnoloji yokuskena nge-laser ukukhusela umjikelezo. Iingxelo zeNgqungquthela yama-37 yeHlabathi yeCarnahan yowama-2003 kwiTekhnoloji yoKhuseleko. I-DOI
- UWang, S., uQiu, S., uJin, W., kunye noWu, S. (2016). Uyilo lweNkqubo yokuCwangcisa iiVidiyo yeXesha leMiniature Near-infrared Laser Range-Gated Real-time. 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, kunye noGorce, D. (2017). Imifanekiso yelaser ye-2D kunye ne-3D flash yokujonga ixesha elide kukhuseleko lomda wolwandle: ukufumanisa kunye nokuchongwa kwezicelo ezichasene ne-UAS. Iingxelo ze-SPIE - I-International Society for Optical Engineering. DOI
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