RFID daud samay ke kai roop 1990 ke dashak ke praarambh se vibhinn prakaar ki race ki timing ke liye prayog mein rahe hain. yeh istamaal pijn race se shuroo hua, jise ek company dvaara shuroo kiya gaya jiska naam tha barasingahauyasan ki daaistar electronic Gmbh, Germany: daaistar electronics. ek marathon mein jaanvaron ya vyaktiyon ke race praarambh aur samaapti ke panjeekaran ke liye iska prayog kiya jaata hai, jahaan har khilaadi ke liye sahi staupavauch reeding paana asambhav hai.
riflekted power (modyuleted baikaskaitar) RFID taig ka ek bahut praarambhik pradarshan, nishkriya aur arddh-nishkriya, donon ka, steven dep, alfred koele aur Robert freman dvaara 1973 mein loss elaamos national leboretari mein kiya gaya.[2] yeh portebal pranaali 915 megaahartj par sanchaalit hoti thi aur 12-bit taig ka prayog karti thi. is takaneek ka upayog aaj ke adhikaansh UHFID aur maaikrovev RFID taig dvaara kiya jaata hai.
khudara vikretaaon ke maadhyam se bikne vaale utpaadon ke nirmaata khudara vikreta ko beche gaye apne utpaadon ko badhaava dene ke liye ek seemit avadhi ke liye is ummeed ke saath chhoot deta hai, ki khudara vikreta bachat ko apne graahakon tak pahunchaaega. haalaanki, khudara vikreta aamtaur par forward baaing mein vyast ho jaate hain aur chhoot avadhi ke dauraan adhik utpaad khareedne lagte hain jitna ki ve prachaar avadhi ke dauraan bechne ka iraada naheen rakhate. kuchh khudara vikreta ek prakaar ke antarapanan mein sanlagn ho jaate hain aur riyaayati utpaad ko anya khudara vikretaaon ko bechne lag jaate hain, is abhyaas ko daaivarting ke roop mein jaana jaata hai. is abhyaas ka mukaabala karne ke liye, nirmaata, prachaarit maal par RFID taig ke prayog ki sambhaavanaaon ko talaash rahe hain taaki ve track kar sakein ki vaastav mein kaun sa utpaad poori tarah se riyaayati keematon par aapoorti shrrunkhala ke maadhyam se becha gaya hai.[27]
Wall-Mart aur ameriki raksha vibhaag ne un aavashyakataaon ko prakaashit kiya hai jo unke vikretaaon ne aapoorti shrrunkhala prabandhan mein sudhaar ke liye ladaan par RFID taig par lagaaya hai. in do sangathanon ke aakaar ke kaaran, unka RFID adhidesh duniya bhar mein hajaaron companiyon ko prabhaavit karta hai. samay seema ko kai baar badhaaya gaya hai kyonki kai vikreta RFID pranaali ko laagoo karne mein mahatvapoorn kathinaaiyon ka saamana karte hain. vyavahaar mein, vartamaan mein safal pathan dar keval 80% chalti hai, utpaadon aur paikejing ki vajah se hone vaale radio tarang ksheenan ke kaaran. bhavishya mein yeh aasha ki jaati hai ki chhoti companiyaan bhi baahar jaane vaale apne ladaan par RFID taig lagaane mein saksham hongi.
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.
ek audio deta mein singal-bit truti seedhe leeniyr pals code modyuleshan (jaise ek CD-ROM par) ke roop mein store ho jaane se ek singal klik se varst ho jaata hai. iske bajaay bahut se log storej space aur daaunalod samay ko surakshit karne ke liye audio kampreshan ka upayog karte hain kyonki ek ekal bit truti bhi poore gaane ko karapt kar sakta hai.

ekeekrut paripthon ki vruddhi ke saath, prayukt chips ki nirpeksh sankhya ko kam karne se laagat bachaane ka ek aur tareeka pesh hua. ek designer ka lakshya sirf aasaan sarkit banaana naheen hai, balki ghatak ki ginti kam rakhana hai. kabhi-kabhi yeh antarnihit digital laujik ke sambandh mein thode adhik jatil dijaain mein parint hota hai, lekin fir bhi ghatakon ki sankhya, board aakaar aur yahaan tak ki bijli ki khapat ko kam kar deta hai.
baad mein, nirvaat tube ka istemaal kiya gaya. ye bahut tej the, lekin garmi utpann karte the aur filaameints ke jal jaane ke kaaran avishvasaneeya the. fainaaaut aam taur par paanch se saat the, jo tube ke vidyut se heeting dvaara seemit the. 1950 ke dashak mein, filaameint ke saath vishesh "computer tube" viksit kiye gaye jo silikaun ki tarah asthir tatvon ko nikaal dete the. ye kai hajaaron ghante tak chalte hain.

Categories: 1923 birthsChief Ministers of KeralaCommunist Party of India (Marxist) politicians from KeralaIndian atheistsLiving peopleMalayali politiciansKerala politiciansIndian independence activists from KeralaTrade unionists from KeralaLeaders of the Opposition in KeralaChief ministers from Communist Party of India (Marxist)People from Alappuzha districtKerala MLAs 1967–70Kerala MLAs 1970–77Kerala MLAs 1991–96Kerala MLAs 2001–06Kerala MLAs 2006–11Kerala MLAs 2011–16
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