saan Diego, California, metropolitan traanjit system (MTS), north County traanjit distrikt (NCTD) aur the sain Diego asosiyeshan of gavarmeint (SANDAG) ek ri-raaitebal RFID smart card ka upayog karti hai jise sthaaneeya taur par kampaas card ke roop mein nirdisht kiya jaata hai aur bason aur railgaadiyon ki yaatra aasaan banaane ke liye dainik, saaptaahik ya maasik paas ya nakad moolya ke roop mein upayog kiya ja sakta hai.
electronic cigarette tambaakoo ke dhoomrapaan ka ek vaikalpik tareeka hai, haalaanki ismein tambaakoo ka sevan ekdam naheen kiya jaata. yeh ek baitari se chalne wala upakaran hai jo vaashpeekrut propilen glaaikol (propylene glycol)/ nikoteen ghol se nikoteen ki khuraak saans se andar bhejata hai. kaanooni aur saarvajanik svaasthya ki jaanch ke kai maamale vartamaan mein kai deshon mein lambit pade hain, jo iske kaaran apekshaakrut haal mein ubhare hain.
suraksha visheshagya Bruce shneyar ne sujhaav diya hai ki ek havaai adde ke nikat sanchaalan karta ek lutera ameer deshon se aane vaalon ko shikaar bana sakta hai, ya ek aatankvaadi ek taatkaalik visfotak upakaran design kar sakta hai jo tab kaarya karega jab kisi vishesh desh ke vyakti dvaara sampark kiya jaae yadi yaatri apna card apne shareer ke najadeek (uchch taral aur khaari saamagri) ya ek fauyal-laaind batue mein naheen rakhate.
raksha ki ek dviteeya shreni, taig kloning ko rokane ke liye kriptograafi ka upayog karti hai. kuchh taig ek prakaar ke "roling code" yojana ka upayog karte hain, jismein taig pahachaanakarta jaankaari pratyek scan ke baad parivrtit ho jaati hai, is tarah dekhi gayi pratikriyaaon ki upayogita ko kam kar deti hai. adhik parishkrut upakaran chunauti-pratikriya pramaaneekaran mein sanlagn hote hain jahaan taig, reedar ke saath soochana ka aadaan pradaan karta hai. in protokaul mein, taig aur reedar ke beech asurakshit sanchaar channel par gupt taig jaankaari naheen bheji jaati hai. balki, reedar taig ke liye ek chunauti jaari karta hai, jo ek parinaam ke saath javaab deta hai jiski ganana kuchh gupt moolya ke saath bandhe kriptograafik sarkit ka upayog karte hue ki jaati hai. aise protokaul, samamit ya saarvajanik kunji kriptograafi par aadhaarit ho sakta hai. koot roop se saksham taig ki aamtaur par keemat naatakeeya roop se uchch hoti hai aur ise saral samakaksh se adhik bijli ki aavashyakta hoti hai aur parinaamasvaroop in taig ki tainaati adhik seemit hai. is laagat/vidyut bandhan ne kuchh nirmaataaon ko kaafi kamjor ya svaamitv waali enkripshan yojanaaon ka upayog karke kootlekhit taig lagaane mein prerit kiya, jo parishkrut hamle ko aavashyak roop se naheen rokate. udaaharan ke liye, eksaun-mobil speedapaas, Texas instroomeints dvaara nirmit ek kootalekh-saksham taig ka upayog karta hai, jise digital signechar traansapondar (DST) kehte hain, jismein kam laagat ke liye ek chunauti-pratikriya protokaul karne ke liye ek kamjor, svaamitv enkripshan yojana shaamil hai.
2005 ke roop mein lagbhag sabhi digital masheenein tulyakaalik design hote hain kyonki tulyakaalik design ko banaana aur satyaapit karna bahut aasaan hai-vartamaan mein digital masheenon ki nakl karne vaale sauftaver, atulyakaalik design ko naheen sanbhaalate. tathaapi, atulyakaalik tark ko behtar samjha jaata hai, yadi usase kaam nikaala ja sake to, kyonki usaki gati ghadi dvaara manamaane dhang se gati seemit naheen hai, bajaay, yeh un laujik geton dvaara anumat gati par saamaanya roop se chalti hai, jinse inka nirmaan kiya gaya hai. tej bhaagon ke upayog dvaara ek atulyakaalik sarkit nirmaan, apratyaksh roop se sarkit ko teji se "daudaati" hai.
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hamane pahale se hee sanvardhit vaastavikata (eaar) aur aabhaasee vaastavikata (veeaar) praudyogikee ke lie 2016 mein kuchh pramukh kadamon ko dekha hai. okulas ripht ko sakaaraatmak risepshan ke lie jaaree kiya gaya tha, aur hajaaron veeaar aips aur gems ka paalan kiya gaya tha. hamane piksamon go bhee dekha, eaar gem, 100 miliyan se adhik daunalod ke saath visphot kiya. baajaar eaar aur veeaar ke lie taiyaar hai, aur in epleekeshans ke lie hamaare paas pahale se shuruaatee stareey upakaran aur tek mil chuke hain, lekin isase pahale ki ham cheejen sachamuch le jaenge, agale saal hone ja rahe hain. ek baar ve karate hain, aapako vyaavahaarik roop se har cheej ke eaar aur veeaar sanskaranon ke lie taiyaar rahana hoga- aur paalan karane ke lie paryaapt vipanan avasaron ka paalan karana hoga.

gharelu svaasthya dhokhaadhadi ka mukaabala karne ke liye, Medicare end Medicaid sarvises ne haal hi mein gharelu svaasthya dekhbhaal udyog ki jaanch karne ki ghoshana ki. March 2009 mein, New York mein ek tikaaoo chikitsa upakaran aapoortikrta, eleet medical saplaai, chikitsa dhokhaadhadi se ladne ke liye hastaakshar karne vaalon mein pratham tha. unhonne is prakriya ko aage badhaane ke liye CYBRA ke EdgeMagic RFID aur baar code software ka chayan kiya. [11]


maariyo kaardullo ka saaaincha:US Patent 1973 mein aadhunik RFID ka pehla sachcha poorvaj tha; smruti wala ek nishkriya radio traansapondar. praarambhik upakaran nishkriya tha, jo poochh-taachh sanket ke dvaara sanchaalit hota tha aur 1971 mein New York port athauriti aur anya sambhaavit prayoktaaon ke liye iska pradarshan kiya gaya aur yeh ek tol upakaran ke roop mein istemaal ke liye 16 bit smruti ke saath ek traansapondar se bana tha. buniyaadi kaardullo peteint sanchaaran media ke roop mein RF, dhvani aur prakaash ke istemaal ko aavrut karta hai. 1969 mein, niveshakon ke saamane prastut mool vyaapaar yojana ne parivhan (otomotiv vaahan pehchaan, svachaalit tol pranaali, electronic license plate, electronic maalasoochi, vaahan maarg, vaahan pradarshan nigraani), banking (electronic check book, electronic kredit card), suraksha (karmiyon ki pehchaan, svachaalit dwaar, nigraani) aur chikitsa (pehchaan, rogi itihaas) mein iska istemaal dikhaaya.[krupaya uddharan jodein]
design ke aadhaar par, EPCglobal Network bhi Dos hamlon ke prati kamzor hai. EPC deta anurodhon ko hal karne mein DNS ke saath aisi hi pranaali ka upayog mein, ONS root sarvar Dos hamle ke liye asurakshit ho jaate hain. EPCglobal Network ke saath shuruaat karne ki yojana bana raha koi bhi sangathan yeh gyaat hone par thithur jaaega ki EPCglobal Network ke buniyaadi dhaanche mein DNS ke samaan hi suraksha kamjoriyaan hain.
ek baar koi dijaain maujood hai aur satyaapit aur pareekshan yogya hai, to ise utpaadit yogya hone ke liye aksar sansaadhit karne ki aavashyakta hoti hai. aadhunik ekeekrut paripth mein, fotopratirodh ko ujaagar karne ke liye prayukt prakaash ki tarang dairdhya se chhoti visheshataaen hain. utpaadakata software, eksapojr maask mein mukt-paripth ko samaapt karne ke liye hastakshep paitarn jodte hain aur maask ke rijaulyooshan aur kantraast mein vruddhi karte hain.
hamesha ki tarah ek tulyakaalik anukramik state machine ko ek sanyojan laujik mein vibhaajit karke laagoo karne ka vyaavahaarik tareeka hota hai aur flip flop ke set ko "state rajistar" kaha jaata hai. har baar ek ghadi tik tik ki signal deti hai aur state rajistar sanyojan laujik ke pichhle state se utpann pratikriya par kabja kar leti hai aur state machine ke sanyojan bhaag mein aparivrtineeya input ke roop mein fir se ise daal deti hai. sanyojan laujik mein samay ke khapat vaale adhikaansh laujik aakalan dvaara ghadi ki sabse tej dar set hoti hai.
mobail divais dheere-dheere hamaare dainik jeevan mein praudyogikee jod rahe hain. kisee bhee samay kisee bhee smaartaphon ke bina kisee bhee samay dekhane ke lie yah durlabh hai, hamen vaastavik duniya mein vyaavahaarik roop se anant jaanakaaree tak pahunch pradaan kar raha hai. hamaare paas pahale se hee sait-too-stor kray kee tarah cheejen hain, jisase onalain graahakon ko bhautik khudara sthaan mein khareedane aur lene ke lie saksham kiya ja sakata hai, lekin agale star bhautik aur dijital vaastavikataon ke beech aur ekeekaran bhee hoga. amezain jaise onalain braand daish batan jaisee adhik bhautik utpaadon ko shuroo karana shuroo kar denge, aur volamaart jaisee bhautik braand adhik dijital suvidhaen shuroo kar denge, jaise stor maips aur utpaad pareekshan

2006 mein RFID taig ko nae ameriki passport mein shaamil kiya gaya. America ne 2005 mein 10 million passport ka utpaadan kiya aur anumaan hai ki 2006 mein 13 million ka utpaadan kiya jaaega. smaaratraik dvaara nirmit chips ka jadaaoo kaarya vaisi hi jaankaari ko sanjo kar rakhega jaisa ki passport mein mudrit hota hai aur ismein maalik ki ek digital tasveer bhi shaamil hogi.[35] ameriki videsh vibhaag ne shuroo mein kaha ki chips ko keval 10 semi (4 inch) ki doori se padha ja sakega, lekin vyaapak aalochna aur spasht pradarshan ke baad yeh vishesh upakaran pareekshan passport ko 10 meter (33 foot) ki doori se padh sakta hai, in passport ki dijaain mein dhaatu ka ek astar hai jo anaadhikrut paathakon ke liye ismein se jaankaari "kheenchne" ko adhik kathin banaata hai jab passport band ho. yeh vibhaag besik ekses control (BAC) bhi laagoo karega jo passport deta prushth par mudrit aksharon ke roop mein ek vyaktigat pehchaan sankhya (PIN) ke roop mein kaarya karega. ek passport taig ko padhe jaane se pehle, is pin ko ek RFID reedar mein darj karna hoga. BAC chip aur prashnakarta ke beech ke kisi bhi samvaad ke enkripshan ko saksham banaata hai.[36]


ek badi laujik machine mein (maan leejiye, sau se adhik laujik char waali) sambhav state ki ek khagoleeya sankhya ho sakti hai. jaahir hai, kaarkhaane mein, har state ka pareekshan avyaavahaarik hai agar har state ke pareekshan mein ek maaikrosekand lagta hai aur brahmaand ke shuroo hone se hi maaikrosekand ki sankhya se kaheen adhik state hain. durbhaagya se, yeh haasyaaspad lagne wala maamala vishisht hai.
digital masheenein, pehli baar upayogi tab bani jab ek svich ke liye MTBF kuchh sau ghante se oopar ho gaya. fir bhi, inmein se kai masheenon mein jatiltaaen theen, achhi tarah se abhyaas ki jaane waali marammat prakriyaaen aur ek tube ke jal jaane ya ek keet ke ek rile mein fans jaane ke kaaran kai ghanton tak kaam naheen karateen thi. aadhunik traanjistar krut ekeekrut paripth laujik gate mein lagbhag ek treeliyn ghante ka MTBFs hai (1 × 1012)),[krupaya uddharan jodein] aur unki jaroorat hai kyonki unke paas bahut saare laujik gate hai.
Singapore mein, saarvajanik parivhan ki bason aur trainon mein nishkriya RFID ko laagoo kiya gaya hai jise EZ-Link card ke roop mein jaana jaata hai. bheed bhare shahar ke aatanrik kshetron mein yaataayaat ko char tol dvaara niyantrit kiya jaata hai jise stord vailyoo card (kaishakaard ke roop mein gyaat) ke upayog ko ek sakriya taiging pranaali ke saath upayog dvaara laagoo kiya jaata hai.
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