Quick Response (QR) codes take a judgment of barcodes to a subsequent level
Over a past few decades, we’ve focussed a energies on migrating information from a earthy universe on pen-and-paper into digital formats. In a process, we’ve combined vast information troves on a Internet regulating computers to be means to organize and store all a information we have. And computers have merely been assisting us routine this information.
But a destiny is in a converse: where computers start to observe, cushion and news a earthy world.
Of course, computers don’t correlate with a earthy universe like us; so we emanate collection that concede computers to do so. Take, for instance, barcodes. Here, straight lines are scanned regulating a skinny lamp of light (usually laser), and this allows a mechanism to brand a book or a product though carrying to feed this information into a computing system. We see this during counters during grocery stores, supermarkets and libraries. The destiny of a Web will be rather identical though distant some-more sophisticated, wherein computers will brand a earthy universe by looking during it, many like we do: with ‘digital eyes’ regulating semiconductor-based cameras.
QR codes
Original barcodes contain patterns done of together lines varying in width, conveying a method of ones and zeroes, that a mechanism can indicate to decode into a relating series or appreciate as any other applicable information. Using a dedicated scanning apparatus has been an fundamental problem of a barcode system. Today, with digital cameras apropos entire — webcams on desktops, laptops, phones and mobile computing inclination — we can simply write program that can modify a images of barcodes into a applicable information though carrying to indicate a formula regulating laser beam.
Quick Response codes, or QR codes, take a judgment of barcodes to a subsequent level.
QR codes are dual dimensional patterns, customarily of black modules on white background, that can reason a lot some-more information than required barcodes. Not only numbers, though names, Web URLs, or content element too can be encoded into these codes. Once encoded and a QR formula is generated, it can be printed on an promotion hoarding or a product, and a cues are prepared for computers to make clarity of. Decoding QR codes to collect this information requires a mechanism to observe a QR formula around a digital camera, program to decode this information and connectivity to fetch applicable information from a Internet.
How it works
QR codes are block images, with smaller black spots holding a binary information, in a demeanour straight lines communicate characters in barcode. Three squares on 3 corners of a QR formula and a smaller block off a fourth dilemma assistance a mechanism brand a course of QR code. Keeping these corners as reference, a rest of a information is processed regulating elementary picture estimate techniques to decode a binary settlement into a mobile number, name or URL. After decoding this information, a phone call if it is a number, or a hunt outcome from a Internet if it is a URL are instigated regulating program programmes.
In marketing
QR codes are all set to turn a subsequent large thing in marketing. For, if a couple to squeeze a product is shown on an announcement hoarding as QR code, a chances of converting a announcement into a sale is higher.
However, being an all-new technology, there is a training bend involved. Hence, building recognition on QR codes is critical before this can unequivocally locate on.
Another regard is security. There is a good possibility that QR codes of legitimate sites can be tampered to lead users into dangerous websites, or other confidence risks. These confidence risks have acquired a portmanteau tenure “attagging” (derived from conflict and tagging). Creating secure and singular QR codes will be another challenge.
Google Goggles
Most smartphone handling systems (iOS, Android, Symbian) support QR formula reading. Light and elementary program packages from their particular focus stores can be used to confederate with a on-board cameras to yield an additional bit of comprehension to a smartphones, creation them smarter!
The many renouned of such packages is Google Goggles. This app by Google is some-more than a QR formula reader: it is Google’s entrance in regulating images for search. When commissioned on smartphones, a phone handling complement attempts to brand a cinema that are being clicked by looking adult for a tags in pictures.
Identifying website logos, famous monuments are a facilities Google Goggles is able of. By embedding a QR formula in a poster, or a commodity, when a user scans a formula regulating a smartphone camera, a information is immediately suggested.
QR codes with assistance of collection like Google Goggles are assisting us in. closer to bridging a order between computers bargain a earthy world.
Article source: http://www.thehindu.com/sci-tech/technology/new-code-of-conduct-in-marketing/article3994829.ece
