prativedan ke liye engineer digital system ke prakaaron par vichaar karte hain. adhikaansh digital system "sanyojan system" aur "anukramik system" mein vibhaajit ho jaate hain. sanyojan pranaali mein hamesha jo input diya jaata hai vahi aautaput vah deta hai. yeh mool roop se laujik prakriya ke set ka pratinidhitv karta hai aur jiski charcha pehle hi ki ja chuki hai.
sooparakandaktiviti ki khoj, raipid ekal flaks kvaantam (RSFQ) ke vikaas sarkit praudyogiki ko sambhav kar pai hai joki traanjistar ke bajaay josefasan jankshan ka upayog karta hai. haal hi mein, aise shuddh optikl kanpyooting pranaali ko banaane ka prayaas kiya gaya, joki naunaleeneear optikl tatvon ka prayog karke digital soochana sansaadhit karne mein saksham hai.
dendaari lekha ek aisa faail ya khaata hai, jismein vyakti ya company dvaara aapoortikrtaaon ko bakaaya, lekin ab tak adatt (karj ka ek roop) paisa hota hai. jab aapko beejak praapt hota hai, to aap use faail se jodte hain aur bhugataan karte samay use hataate hain. is prakaar, A/P rin ka ek aisa svaroop hai, jo aapoortikrta apne khreedaaron ko pesh karte hain, jiske jriye pehle se hi praapt kisi utpaad ya seva ke liye baad mein bhugataan anumat hota hai.
sanyukt raajya America mein, Chicago traanjit praadhikran ne poori pranaali mein 2002 ke baad se rel bhugataanon ke liye Chicago card aur Chicago card plas ki peshakash ki aur 2005 ke baad se bas bhugataanon ke liye. MBTA ne RFID saksham chaarleekaard ko 2006 mein Boston ke sampoorn metro, streetakaar aur bas pranaali mein laagoo kiya aur dashakon puraane tokan aadhaarit kiraaya sangrah pranaali ko pratisthaapit kiya.
Dr. Parakala Prabhakar born in Narsapuram into a well known family of freedom fighters and social reforms is a trained and qualified political economist and a well known commentator on political, economic and social affairs. He served as Communications Advisor, held a cabinet rank position in Andhra Pradesh Government between July 2014 and June 2018. He is a well-known public personality in Andhra Pradesh. For several years he presented a current affairs discussion programme on television channels from Andhra Pradesh. His programmes Pratidhwani on ETV2 and Namaste Andhra Pradesh on NTV were popular and widely watched for their insightful discussion and commentary.  He was also a former spokesman and one of the founding general secretaries of Praja Rajyam Party. In the early 2000s, Dr Parakala was the spokesperson of the Andhra Pradesh unit of the BJP.
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