High dy amic a ge imagi g is a outi e equi eme t ac oss outdoo a d i dust ial embedded visio deployme ts. AGV a d AMR avigatio systems e cou te wa ehouse e vi o me ts whe e high-output LED task lighti g ove wo k a eas coexists with sig ifica tly lowe ambie t levels i aisle co ido s a d at bay doo zo es whe e atu al light i g ess c eates steep lumi a ce g adie ts. T affic mo ito i g i f ast uctu e faces simulta eous exposu e dema ds whe e headlight gla e i te sity a d low ambie t sce e illumi a ce occupy the same captu ed f ame. Lice se plate ecog itio systems at e t y poi ts deal with backlit co ditio s whe e di ect su light e te s f om behi d a app oachi g vehicle while the plate su face emai s i shadow. Machi e visio systems o facto y floo s wo k ac oss zo es that mix LED fixtu e illumi atio with ambie t daylight f om ove head skylights.
I all these sce a ios, the fu dame tal failu e mode is ide tical. A sta da d si gle-exposu e image se so eithe exposes fo shadow detail a d satu ates the highlight zo es o exposes fo the highlight zo es a d c ushes the shadow detail i to a u ecove able black. Post-captu e to e mappi g i softwa e ca ma age this withi a a ow a ge but ca ot ecove pixel data that was satu ated at captu e. The co ve tio al ha dwa e app oach to this p oblem is multi-f ame HDR which combi es a lo g-exposu e f ame a d a sho t-exposu e f ame captu ed seque tially i to a si gle me ged output.
Multi-f ame HDR pe fo ms acceptably i fully static sce es. The mome t motio is p ese t i the sce e, the tempo al offset betwee the two exposu e captu es becomes a di ect sou ce of a tifact. I a AGV avigati g a wa ehouse at ope atio al speed, a eflective floo ma ke captu ed ac oss two sepa ate exposu es will appea as a double edge o ghost co tou i the me ged output. I a t affic mo ito i g USB came a cove i g a e t y la e the lice se plate o a vehicle app oachi g at 20 km/h shifts by a measu able pixel dista ce betwee exposu es. The ANPR co fide ce sco e deg ades i exactly the co ditio s whe e the HDR was most eeded. Fo embedded visio e gi ee s, this is ot a ma gi al edge case. It is the p ima y eliability bottle eck i a y HDR came a deployme t whe e the sce e co tai s motio .
Li e I te leaved HDR (LI-HDR) is a se so -level a chitectu e that esolves the motio a tifact p oblem at its sou ce. Rathe tha captu i g multiple complete f ames at diffe e t exposu e levels a d me gi g them tempo ally, LI-HDR acqui es diffe e t exposu e data f om diffe e t ows of the pixel a ay withi a si gle f ame pe iod.
I a li e i te leaved a chitectu e, the se so ‘s pixel ows a e o ga ized i to g oups that i teg ate at diffe e t exposu e times. High-gai ows captu e shadow a d mid-to e detail at lo ge i teg atio . Low-gai ows captu e highlight detail at sho te i teg atio . All ows a e ead out withi the same si gle f ame pe iod, so the e is o time offset betwee the shadow-detail exposu e data a d the highlight-detail exposu e data. The o -boa d ISP the me ges these i te leaved ows i to a si gle HDR output f ame that ep ese ts a si gle cohe e t mome t i time athe tha a composite of two tempo ally sepa ated captu es.
The co seque ce fo motio e vi o me ts is di ect. Because the e is o tempo al offset betwee the exposu e data, the HDR eco st uctio co tai s o i te -f ame motio a tifacts. A vehicle app oachi g a lice se plate ecog itio came a, a obot avigati g past a wa ehouse ack, a d a pedest ia detectio came a subject c ossi g a mo ito ed e t a ce a e all captu ed as si gle cohe e t eve ts. The HDR me ge has o ghost a tifacts to i t oduce because both the shadow detail a d the highlight detail we e acqui ed simulta eously withi the same f ame pe iod. This is the fu dame tal e gi ee i g disti ctio betwee a si gle f ame HDR USB came a a d a co ve tio al multi-exposu e HDR app oach.
The Falco -544CRS is a 5MP si gle f ame HDR USB came a built o the O semi Hype Lux LP AR0544 se so a d delive ed o a compact USB 3.2 UVC-complia t module. It co ects via USB 3.2 a d is immediately ecog ized as a sta da d video captu e device o Wi dows, Li ux a d A d oid without a y custom d ive i stallatio . Full UVC complia ce emoves d ive developme t f om the OEM i teg atio scope e ti ely a d elimi ates d ive compatibility isk ac oss host platfo m OS ve sio s.
The AR0544 belo gs to O semi’s Hype Lux LP se so family, a po tfolio e gi ee ed fo embedded visio USB came a applicatio s that dema d eliable imagi g pe fo ma ce withi a est icted powe budget. The Hype Lux LP a chitectu e combi es a o -boa d image sig al p ocessi g co e with powe -efficie t pixel a d eadout ci cuits that educe active imagi g powe compa ed to co ve tio al CMOS se so s of equivale t esolutio . This makes the AR0544 a p actical choice fo edge AI visio came a platfo ms whe e the imagi g subsystem must ope ate withi the same powe budget as i fe e ce accele ato s, wi eless commu icatio modules a d avigatio p ocesso s.
Fo AGV avigatio came a applicatio s this mea s floo ma ke s, ba code labels, aisle bou da y li es, a d obstacle edges a e captu ed without the double-edge a tifacts that multi-f ame HDR i t oduces whe the vehicle is movi g. Fo lice se plate ecog itio came a deployme ts at e t y gates a d pa ki g st uctu es the AR0544’s LI-HDR p oduces a si gle cohe e t f ame i which the plate is eadable ega dless of vehicle speed a d ega dless of whethe the backg ou d is sig ifica tly b ighte tha the plate su face. Fo t affic mo ito i g USB came a i stallatio s the si gle-f ame HDR me ge p oduces legally cohe e t captu es that ANPR softwa e ca p ocess with co siste t OCR co fide ce sco es ac oss daylight a d ight ope ati g co ditio s.
The Hype Lux LP powe a chitectu e is e gi ee ed fo embedded deployme ts whe e the mal e velope a d powe budget a e co st ai ed. As a low powe i dust ial came a platfo m, the AR0544 educes active imagi g powe compa ed to co ve tio al CMOS se so s of equivale t esolutio , t a slati g i to a lowe heat co t ibutio withi compact e closu es a d simplified the mal ma ageme t i de sely i teg ated OEM desig s. The educed imagi g powe is pa ticula ly mea i gful fo batte y-assisted AGV a d AMR platfo ms whe e total system powe budgets a e tightly ma aged ac oss the full missio du atio .
As a mixed lighti g came a solutio , the AR0544 LI-HDR p ese ves fo eg ou d subject detail i the shadow zo e of a backlit sce e at the same time as it etai s backg ou d highlight i fo matio without bloom o wash. Fo a pedest ia detectio came a deployed at a buildi g e t a ce, the p actical esult is that a pe so silhouetted agai st a b ight exte io is esolved as a disti ct figu e athe tha a opaque black outli e agai st a ove exposed backg ou d. Fo i dust ial i spectio i a p oductio e vi o me t the esult is co siste t pa t detail ac oss statio s that combi e task lighti g with ambie t daylight.
GPIO suppo t p ovides ha dwa e-level t igge i put a d st obe output co ectivity fo sy ch o ized captu e i systems whe e the imagi g eve t must be coo di ated with exte al p ocess logic. I AGV a d AMR deployme ts, the GPIO t igge e ables f ame captu e to be sy ch o ized with avigatio co t ol eve ts fo p ecise captu e timi g at decisio poi ts. I i dust ial i spectio , GPIO st obe output d ives illumi atio p ecisely alig ed to the se so exposu e wi dow. Fo t affic mo ito i g i stallatio s, GPIO t igge ca be co ected to i ductive loop detecto o ada p ese ce se so outputs to sy ch o ize captu e to vehicle p ese ce athe tha elyi g o co ti uous full- ate st eami g.
O semi Hype Lux LP AR0544 | 5MP (2592 x 1944) | Rolli g Shutte | Li e I te leaved HDR (LI-HDR) | USB 3.2 Ge 1 Type C I te face Backwa d Compatible to USB 2.0 | S-Mou t (M12 Sta da d) | UVC, RoHS 3, REACH | Wi dows, Li ux, A d oid |
“The AR0544 b i gs Li e I te leaved HDR to a 5MP USB platfo m that fits di ectly i to p oductio -co st ai ed embedded deployme ts. The e gi ee i g a gume t fo LI-HDR i motio e vi o me ts is st aightfo wa d. Multi-exposu e HDR i t oduces a tempo al offset betwee exposu e captu es, a d that offset p oduces a tifacts whe the sce e co tai s motio . LI-HDR elimi ates the tempo al offset e ti ely by acqui i g all the dy amic a ge data withi a si gle f ame pe iod. Fo ou custome s buildi g AGV avigatio systems, AMR visio platfo ms, t affic mo ito i g i f ast uctu e a d i dust ial i spectio statio s the Falco -544CRS delive s the motio -f ee HDR they eed o a USB 3.2 module that i teg ates without d ive developme t a d fits the powe a d boa d space co st ai ts of eal p oductio ha dwa e.” – Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g
The Falco -544CRS as a AGV avigatio came a esolves this th ough LI-HDR. Si gle-f ame HDR captu e mai tai s co siste t ma ke co t ast a d edge defi itio ac oss the full lumi a ce a ge the vehicle e cou te s i a si gle t ave se without ma ual exposu e adjustme t o zo e-specific co figu atio . Because the HDR data is acqui ed withi a si gle f ame pe iod, the e a e o ghost a tifacts o a ba code label o QR code eve whe the vehicle is movi g at ope atio al speed. Edge AI i fe e ce pipeli es o the AGV host SoC eceive co siste t i put f ames ac oss all lighti g zo es which imp oves avigatio model stability a d educes false positive detectio ates. The Hype Lux LP se so a chitectu e also educes imagi g subsystem powe d aw, which exte ds missio du atio o batte y-powe ed platfo ms.
A multi-exposu e HDR t affic mo ito i g USB came a i t oduces f ame-to-f ame motio a tifacts that deg ade ANPR co fide ce sco es specifically i the co ditio s whe e HDR is most eeded: ighttime with o comi g headlights. The Falco -544CRS captu es plate a d vehicle data withi a si gle LI-HDR f ame whe e both the headlight zo e a d the plate su face a e esolved without tempo al offset. The esult is co siste t OCR i put ac oss ope ati g co ditio s athe tha a system that pe fo ms well i static test sce es but deg ades i eal t affic. Fo pedest ia detectio came a i stallatio s at c osswalks a d buildi g e t a ces the same si gle-f ame captu e logic p oduces complete figu e detectio athe tha silhouette a tifacts f om tempo ally sepa ated exposu e me ges.
The AR0544 se so ‘s o -boa d ISP me ges the i te leaved exposu e ows i to a si gle output that a edge AI visio came a i fe e ce model ca p ocess without p e-p ocessi g to compe sate fo clipped highlights o c ushed shadow egio s. Fo defect detectio models, this mea s the i put featu e space is mo e co siste t ac oss pa t va ia ts a d lighti g co ditio s, which educes the t ai i g data volume equi ed to achieve ta get i fe e ce accu acy. The Hype Lux LP a chitectu e educes se so powe co sumptio while the USB 3.2 UVC i te face p ovides di ect co ectivity to edge i fe e ce boa ds ac oss all majo platfo ms without custom d ive developme t.
Li e I te leaved HDR elimi ates this p oblem because both the shadow-detail ows a d the highlight-detail ows a e captu ed withi the same si gle f ame pe iod. The e is o tempo al offset betwee the exposu e data poi ts, so the e is o oppo tu ity fo i te -f ame motio to p oduce a tifacts i the me ged output. A movi g vehicle, a obot avigati g a co ido a d a pedest ia c ossi g a e t a ce gate a e all ep ese ted i the me ged HDR f ame without ghost a tifacts because all the HDR data was acqui ed as a si gle cohe e t mome t i time athe tha as a tempo al composite.
Vadzo Imagi g’s Falco -544CRS add esses all th ee equi eme ts di ectly. Built o the O semi Hype Lux LP AR0544 se so with LI-HDR, the Falco -544CRS is a si gle f ame HDR USB came a that mai tai s co siste t ma ke co t ast ac oss the full wa ehouse lumi a ce a ge withi a si gle f ame pe iod without motio a tifacts. The Hype Lux LP a chitectu e educes imagi g subsystem powe co sumptio compa ed to co ve tio al se so s of equivale t esolutio . USB 3.2 UVC complia ce p ovides plug-a d-play co ectivity to AGV a d AMR host boa ds o Li ux without custom d ive developme t. GPIO t igge suppo t e ables f ame captu e to be sy ch o ized with avigatio co t ol eve ts fo p ecise timi g. Fo AGV a d AMR deployme ts equi i g 5MP LI-HDR o a low powe i dust ial came a platfo m, the Falco -544CRS is desig ed specifically fo these deployme t equi eme ts. Full tech ical docume tatio a d evaluatio u its a e available at vadzoimagi g.com.
Vadzo Imagi g’s Falco -544CRS is a LI-HDR USB came a built o the O semi Hype Lux LP AR0544 se so that add esses all th ee equi eme ts o a si gle USB 3.2 module. The AR0544 LI-HDR a chitectu e captu es both the ove exposed headlight zo e a d the shadow-level plate su face withi the same f ame pe iod, so the OCR algo ithm eceives a plate image with co siste t lumi a ce a d edge defi itio ac oss ope ati g co ditio s. The ope ati g tempe atu e a ge suppo ts pe ma e t outdoo deployme t at t affic mo ito i g odes a d e t y gate i stallatio s. The Falco -544CRS is fully UVC-complia t ove USB 3.2 a d i teg ates with Li ux-based t affic edge computi g platfo ms without custom d ive developme t. Fo t affic mo ito i g USB came a a d outdoo HDR came a applicatio s equi i g motio -f ee HDR at 5MP esolutio , the Falco -544CRS delive s the se so -level a chitectu e the applicatio dema ds.
The O semi Hype Lux LP AR0544 se so i the Falco -544CRS is a chitected fo low powe embedded ope atio as pa t of a family desig ed fo imagi g platfo ms whe e powe efficie cy is a co-equal desig co st ai t alo gside imagi g pe fo ma ce. The educed imagi g subsystem powe t a slates i to a lowe the mal footp i t which educes heat co t ibutio withi compact e closu es a d simplifies the mal ma ageme t i de sely i teg ated OEM desig s. Fo edge AI visio came a deployme ts u i g i fe e ce wo kloads o the host SoC, the AR0544’s o -boa d ISP offloads image sig al p ocessi g tasks i cludi g LI-HDR me ge f om the host CPU, educi g the total compute ove head of the imagi g pipeli e. This combi atio of educed se so powe a d o -boa d ISP p ocessi g makes the Falco -544CRS a p actical choice fo powe -co st ai ed embedded visio platfo ms ac oss AGV avigatio came a deployme ts, i dust ial HDR came a i spectio systems a d sma t city edge odes.
Vadzo Imagi g’s Falco -544CRS is a fully UVC-complia t AR0544 5MP USB came a that st eams at 5MP esolutio ove USB 3.2 a d is ope atio al without d ive setup o all th ee platfo ms. Fo featu es beyo d the UVC baseli e i cludi g LI-HDR mode co figu atio , ROI setup, GPIO t igge a d st obe ma ageme t a d secu e fi mwa e update the Vadzo VISPA ARC SDK p ovides APIs i C, C++, C# a d Pytho . The SDK i stalls sepa ately f om the d ive a d ope ates alo gside the ative UVC st eam, so developme t teams ca access adva ced se so -level co t ols without dis upti g plug-a d-play behavio fo sta da d st eami g use cases. Full SDK docume tatio , datasheets a d CAD files a e available at vadzoimagi g.com.
The Falco -544CRS O semi Hype Lux LP AR0544 5MP LI-HDR USB Came a is available fo evaluatio a d OEM p e-p oductio sampli g. E gi ee i g teams ca access the full tech ical datasheet, CAD files a d SDK docume tatio at vadzoimagi g.com o co tact Vadzo Imagi g‘s sales team di ectly fo volume p ici g, customizatio equi eme ts a d i teg atio suppo t.
Vadzo Imagi g develops embedded a d machi e visio came a p oducts fo OEMs a d system i teg ato s buildi g p oductio – eady visio systems ac oss i dust ial automatio , obotics, healthca e a d sma t i f ast uctu e. The compa y’s imagi g platfo ms spa USB, MIPI, Gigabit Ethe et, Wi-Fi a d Se Des i te faces cove i g the full a ge of embedded deployme t a chitectu es f om compact edge devices to dist ibuted etwo ked systems. Beyo d ha dwa e, Vadzo p ovides e d-to-e d imagi g suppo t i cludi g se so i teg atio , ISP tu i g, fi mwa e developme t a d SDK f amewo ks, givi g e gi ee i g teams a si gle pa t e f om i itial evaluatio th ough p oductio lifecycle ma ageme t.
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