Smart ID for Blind People’s
Assistant Professor, Dept. of Computer Science and Engineering, Maharaja Institute of Technology, Thandavapura
2,3,4,5 Students, Dept, of Computer Science and Engineering, Maharaja Institute of Technology, Thandavapura ***
Abstract - Thestudyoutlinesatheoreticalframeworkand asystemdesignforasmartIDsystemforblindindividuals. The system's overall measurements are meant to include artificialvisionandobjectdetectionaswellasreal-timeGPS support.Thesystemincludesproximitysensors,ultrasonic sensors,aGPSmodule,stereocameras,andadualfeedback system in addition to auditory and vibratory feedback circuits.Theoverallsystem'sgoalistogiveblindpeoplea low-cost, effective navigational aid that gives them a sensationofartificialvisionbysupplyingdetailsaboutthe environmentandthestaticandmovingitemsnearby
Key Words: Arduino, GSM module, GPS module, IR sensor, and ultrasonic sensor.
1.INTRODUCTION
Whenwecannotrelyonourownsight,navigatingin an unfamiliar area becomes a significant difficulty. Blind persons improve their sense of hearing to locate dynamic impediments because they frequently make sounds while moving. The most popular mobility aid for the blind is a white cane. It does not, however, provide information on barriersthatarehigherthankneelevelorfartherawaythan one metre. Even though blind people's first companions were guide dogs, technology later on became extremely important.Toassisttheblind,elbowcanes,walkingsticks withchangeablelengths,weremanufacturedforthemarket. Theseinitiativesdidnotentirelysucceedinhelpingtheuser, nevertheless. To resolve these problems The Ultrasonic sensor for Obstacle detection, backed by heat and water detection, is part of the Smart electronic aid's design. Vibratorymotorsareutilisedinthissystemtoalertusersto movingobstacles.Thespeedofthemovingobstaclesaffects thevibration'sintensity.
To create a wonderful tool that gives the user a betterwalkingexperience,muchresearchisbeingdone.It includes Smart Vision. Both moving and stationary impedimentscanbedetectedbythegadget.Thegadgetcan identifyparticularlocationsandwilllettheuserknowhow farawayanobstructionis.Anothertoolthatcanbeinstalled on the current white cane and detect low-hanging objects like tree branches is called HALO. It is made up of an eccentric-mass vibrating motor and an ultrasonic range sensorthatvibratesnoticeablyinresponsetoobstacleson
the ground and in low hanging areas. An intelligent guide stickcanuseultrasonicsensorstoidentifyobstructions,but itcannotdeterminewhethertheimpedimentismovingor not.
Forpersonswithvisualimpairments,Smartidisa specialandusefultoolthatallowsforimprovedandsimple navigation. We are aware that persons with vision impairmentsrelyonotherpeopleorcertainanimals,suchas traineddogsorawoodstick,tomovearoundthehouseor outside. We suggested a creative Smart id that makes it simple for persons with visual impairments to navigate utilising cutting-edge technologies. In order to enable the guardianoftheblindsubjectfindtheirwhereaboutsinthe event that they become lost or encounter a crisis, we included safety features using GSM Module. The guardian willreceiveanSMSwiththesubject'slocationandcanthen callthesubjecttofindoutwheretheyare.Byfabricatingthe entire module, we also improved the stick's ability to functioninwetconditions.Ourideaisaspeech-basedsmart id that leverages WI-FI technology for navigation and prerecordedvoicecommandsforguiding.
1.1 Overview
Themajorgoalofthisstudyistoassistthosewho areblindinnavigatingbyassistingtheminspottinghazards. Additionally,itmakesiteasierforindividualstonavigatethe streetson theirown withoutthe need for assistance. This alsoseekstokeepusersawayfromhazardousareas.
1.2 Problem Statement
Current Augmented Reality and Virtual Reality games are too expensive as the need of costly sensors to recognize movements is very high. Training of players, athletesanddancers’postureandresponsetimecurrently needsanexperiencedhumansupervision.Motiondetection usingcamerasisnotmuchusedingamedevelopmentdueto itsaccuracyIssuesalsoasithindersprofitmarginofconsole developers.Understandingcommunity,andprovidemental healthguidance.
2. EXISTING SYSTEM
Therearenumerousgadgetscurrentlyavailableto detectobstaclesusingeyewear,a walkingstick,andother
means. These devices have a limited range of object detection,whichmakesthemunusableinmanysituations. The presence of bumps, potholes, and other road hazards cannotbedetectedbythisequipment
3. PROPOSED SYSTEM
The current system must definitely be improved. Thetaginthissystemhasanembeddedsensorandcamera for object detection. Through voice aid, the user will be informedaboutthechallengethatliesahead.Theobjectscan befoundbetweencertaindistance Thefamilymemberswill beinformedoftheuser'slocationutilizingthissystem.
4. SYSTEM DESIGN
Theproposeddesignofapplicationofinternetofthingsand acombinationofandroidandcloudtechnology.
5.MODULE DESCRIPTION
Sensor Manager Module: Asensorisadevicethatmeasures anobjectivephysicalquantityandtransformsitintoasignal thatcanbedecodedbyahumanobserveroraninstrument. The accelerometer found in mobile phones is used in this project.Atoolfordetectingaccelerationandforcescaused by gravity is an accelerometer. Depending on how the accelerometerismovingorvibrating,theseforcesmaybe dynamic or static, such as the continual pull of gravity on yourfeet.Anaccelerometercalculatesitsaccelerationand gravity.Botharefrequentlyexpressedintermsofg-forceor in SI units, meters/second2 (ms-2). In this project, the accelerometerdetectsafall,afterwhichtheprogrammeis launched.
Threshold Manager Module: Settingupeventsandalerts (also known as thresholds) is simple using Threshold Manager(TM).Whenathresholdvalueissurpassed,areport is generated. A threshold is a test of one variable against another.Theresultisthatitgrowstothebiggestnetworks withminimaltrafficoverhead.Ifwedon'thaveamechanism toextracttheinformationfromthedevice,justevaluatingif variablesexceedorgobelowthresholdlevelsisn'tgoingto beveryuseful.Trapsarelikelysomethingwewishtouseto alert us to major happenings. The mere logging of less important threshold crossings could enough for us. The threshold value that is compared with the accelerometer data inthis projectcan bechanged bytheuser. Thevalue mustnotexceed
Contact Manager Module: Inthislesson,we'llgothrough howtoaddpeopletoyoursocialcontactlist.Itispossiblefor theusertoaddmorethanonesocialcontacttothelist.When a fall isdetected,a notificationisdeliveredindividuallyto eachcontact.Therearealsochoicesprovidedtotheuserso thattheymayaddcontactsandremovecontacts.
SMS Manager Module: The exchange of short written messagesbetweenfixed-linephonesormobilephonesand fixedorportabledevicesacrossanetworkisknownastext messagingortexting.Arobustruleeditorisavailableinthe SMS/MMSManagerandmaybeusedtoautomatemessage processing.Thisenablesthedeploymentofbothwidelyused situations,suchasSMSvotingpolls,andconsiderablymore intricateplans.
Reply Verification Module: The user-specified social contactreceivesthenotificationwhenafallisdetected.The password or keyword is then looked up in the reply message. The call is placed if the message contains the keywordandwassentbythesamecontact;otherwise,the messageisignored.
6.FLOWCHART
1.TheobjectissensedbytheIRsensorswhichisconnected toNodeMCU.
2.If the object is detected in left, then voice assistance is giventhroughthespeakerconnectedtoAPRkit
3.Iftheobjectisdetectedinright,thenvoiceassistanceis giventhroughthespeakeralongwithvibration
4.Iftheobjectisdetectedinbottom,thenvoiceassistanceis giventhroughthespeakerconnectedtoAPRkit
5. If the object is detected in top, then voice assistance is giventhroughthespeakerconnectedtoAPRkit
6.IfemergencyoccurspanicbuttonconnectedtoNodeMCU willbeoperatedbytheuser.
7.Thenotificationthroughemail(alongwithcapturedimage) andmessageissentwiththehelpof GSMmodule.
8.Theimagealongwiththeexactlocationoftheusercanbe tracedandanalyzedbytheguardianwhohasreceivedthe notificationandmessage.
8. CONCLUSIONS
Thestudysuggestedabrand-newSmartIdconcept forblindpeople,completewitharchitectureanddesign.The system'sbenefitisthatitmayprovetobeaveryaffordable optionformillionsofblindpeoplethroughouttheworld.The suggested combination of multiple functional elements createsareal-timesystemthattrackstheuser'slocationand gives dual feedback, enhancing navigational security. This project created a smartphone app and server-based userfriendly navigation system for visually impaired persons. Whileusingthesystem,thesmartphonecontinuouslysends picturesofthesceneinfrontoftheusertoaserverovera Wi-Fi or 4G network. The server then goes through the recognitionprocedure. Thefinaloutputisreturnedtothe smartphone, which informs the user of obstacles through speechnotifications.Thisprojectalsoensuresthesafetyof theuser.
ACKNOWLEDGEMENT
Prof.Sumaiyaactedasourprojectadviser,andwe would like to sincerely thank her. We had Prof. Sumaiya's guidancewhileweworkedonthisproject,andshegaveus some excellent tips that helped us make it better than we had anticipated. Secondly, we would like to express our gratitudetoourprojectcoordinators,Dr.RanjitK.N.andDr. H.K.Chethan,whocontinuouslyencouragedusandassisted usincompletingthisprojectwithintheallottedtimeperiod. We also want to extend our sincere gratitude to our department's head, Dr. Ranjit KN, for giving us a venue to workonprojectsandshowhowouracademiccurriculumis put to use in the real world. We would like to thank our principal,Dr.YTKrishneGowda,forgivingusthechanceto completethisamazingprojectonthetopicof"SmartIDfor Blind People." This project has also assisted us in doing extensiveresearchandlearninghowtoapplyit.
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