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It may be your phone. It may be a laptop, your TV, or\neven your fridge.",[296,300,301],{},"Internet of things generally refers to the collection of all those devices.\nBut now, you can argue that anything that has the ability to connect to the\ninternet and collect and share data is a part of internet of things or IoT in\nshort.",[296,303,304],{},"Now the question here usually is what is IoT? Why do we need it? How does it\nhelp us? How does it work and many more questions of the sort.",[296,306,307],{},"So, what is IoT?",[296,309,310],{},"IoT refers to the collection of all those devices that have the ability to\nconnect to the internet and collect and share data. Hence the name internet of\nthings. So basically, we have a device that collects data from its\nsurroundings, using sensors and actuators and sends this collected data to the\ninternet where the processing of that data can happen.",[296,312,313],{},"There are many devices that can be included in this classification. Examples\ncan be phones laptops, watches, refrigerators, washing machines, cars and even\nhomes.",[296,315,316],{},"Homes themselves can be a part of IoT too. Most IoT devices have the word\nsmart at the start of their names, smart phones, smart watches, smart TVs,\nsmart refrigerators and smart homes.",[296,318,319],{},"So, why do we need IoT? How does it help us?",[296,321,322],{},"It helps makes our lives easier and more comfortable. If we take an example,\nsmartphones have more use cases than we can list here without going on for\nhours. It can call, it allows us to watch movies. It allows us to connect to\nthe internet, interact with strangers, shop things.",[296,324,325],{},"But let's take a better example for our understanding. Smart house. A smart\nhouse has many different features that we can talk about. One of the features\nis automatic lights, where the lights automatically detect your presence in\nthe room and get switched on. They can also be voice activated. You can say\nactivate and they'll get switched on. It may have next generation security to\nkeep your house safe. It might only allow authorized people to enter and locks\nup everything when you leave. Then it has entertainment management, for using\ndevices, such as Google home, Amazon echo to keep track of your chores, to\nplay movies and songs, etc. It also keeps track of temperature management. The\nhouse automatically adjusts the temperature based on the surrounding climate.",[296,327,328],{},"Now, this is at an individual level. At a larger scale, it benefits the\nsociety as a whole. In industries such as healthcare, it has many use cases.\nIt allows for remote interaction between patients and doctors. So, if a\npatient has any sort of a deadly disease, the doctor doesn't necessarily have\nto come in close contact to help the patient out. Doctors make amazing\ndecisions and based on the time and the data they've been given. But computers\ncan sometimes make better decisions. Combining doctors and computers can give\nus the best diagnosis possible.",[296,330,331],{},"Farming has been one of the industries that has stayed with us since the\nbeginning of human civilization itself. Right now, is the correct time to\nimprove upon our traditional methods and shift into modern farming to provide\nfood for our ever-growing population. Smart technologies have definitely\nhelped us increase the productivity. Through new devices like smart tractors\nand analysis devices that will help us get a better data analysis of a soil.",[296,333,334],{},"Now the manufacturing industry has taken IoT with open arms. It already has\nautomation replacing many menial jobs. IoT did not only increase the\ninteractivity, but also boosted the efficiency and production as well.",[296,336,337],{},"In education, better methods to teach children are already being implemented\nthat are in conjunction with IoT. A good example is Augmented Reality. Being\nused in some classes to give students a better experience of real-life animals\nand even extinct animals. So, having IoT will not only be beneficial to us\nindividually, but also be beneficial to us as a society.",[296,339,340],{},"So, how does IoT work?",[296,342,343],{},"There are basically four layers to it.",[296,345,346],{},"The first layer is sensing\u002Fdevice layer which is basically the hardware part\nof IoT. This is basically an embedded device. It has sensors and actuators\nthat collect the data from surroundings based on specific function. For\nexample, temperature sensors, atmospheric pressure sensors and light sensors.\nThey basically collect all the data and they give it to the embedded device.",[296,348,349],{},"Now after the data has been collected, it goes to the connectivity layer,\nusually to the cloud, using the internet. This connection is generally made\nthrough one of the methods like Wi-Fi, Bluetooth, cellular, RFID or NFC.",[296,351,352],{},"After that comes to data processing layer. Now the data, once it reaches the\ncloud is subjected to data analysis. Different types of algorithms are used\nbased on the type of data collected to get meaningful insights and patterns.\nThen a decision is made based on the insights. Once the processing is\ncomplete, the result of the decision is conveyed to the IoT device and changes\nare made.",[296,354,355],{},"User Interface\u002FApplication Layer, is the last layer. It's basically the\nfront-end to all the back-end processing, which are included the previous\nlevels. Now a good example to explain this process would be a smart fridge.\nThe sensors in the smart fridge collect data from the surrounding. They see\nwhat the temperature is and what kind of item is being stored inside the\nfridge. Once it collects all of this data, it sends it to a central cloud\nwhere the processing happens based on this collected data. The system decides\nwhether to keep the temperature or to change it and we can see the result of\nthis on the interactive screen of the fridge.",[357,358,360],"h3",{"id":359},"it-would-not-be-crazy-to-see-that-we-may-live-in-a-future-like-how-it-is-depicted-in-sci-fi-movies-a-future-in-which-everything-we-use-is-connected-to-the-internet-where-it-interacts-with-a-central-cloud-where-all-of-our-data-is-being-collected-and-being-utilized-to-make-our-lives-and-our-society-a-much-better-place","It would not be crazy to see that we may live in a future, like how it is depicted in sci-fi movies. A future in which everything we use is connected to the internet, where it interacts with a central cloud, where all of our data is being collected and being utilized to make our lives and our society a much better place.",[296,362,363],{},"Disclaimer : The views and opinions expressed in the article belong solely to\nthe author, and not necessarily to the author's employer, organisation,\ncommittee or other group or individual.",{"title":365,"searchDepth":366,"depth":366,"links":367},"",2,[368],{"id":359,"depth":369,"text":360},3,"2020-12-27","A brief introduction to Internet of Things or IoT.","md","\u002Fassets\u002Fimages\u002Fblog\u002F281220\u002Ftitle.jpg",{},6,true,{"title":126,"description":371},"KWTZNxhEkQQSzkL659Lz1xn51aLWj1VjOIhn5uPSkgA",[380,383],{"path":35,"title":34,"description":381,"date":382},"About Advanced Driver Assistance Systems and its applications.","2021-01-01",{"path":83,"title":82,"description":384,"date":385},"Edge computing - need and advantages.","2020-12-20",1790421394711]