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Qr code (quick response code)

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All About QR Code ( Quick Response Code )

All About QR Code ( Quick Response Code )

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  • 1. Likan PatraGEC - CSE - 6th SEM0901292405
  • 2. QR Code Stands for Quick Response Code, is a type of 2DBarCode which was First used in designing automotiveIndustry.It is Presently Very Popular as it is very Fast Readable andhas large storage Capacity as compared to the BarcodeThe Code Consists of Black modules arranged in a Squarepattern on a White Board.Invented by the Toyota subsidiary Denso Wave in 1994 totrack vehicles during the manufacturing process.It was designed to allow its contents to be decoded at highspeed. In recent years consumers have grown used to seeing themin consumer advertising and packaging, because thedissemination of smartphones "has put a barcode reader ineveryones pocket" for the first time. For Commercial, hardware scanners available in severaltechnologies; no more expensive than other barcodescanners.For Causal use, software generators and readers areavailable for free in the Internet and many Apps for PC andMobile (which have camera) .
  • 3. Visiting Cards BillBoards CansFor Billing
  • 4. QR Code has started in India since 2years. Indian Commercial Companies use QR code in their Advertisements to promote their Product ` ` ` `
  • 5. QR Code is Scanned throughthe Mobile and it is Decoded Online and Gives a fast response
  • 6. QR Code is encoded in 4 Types-1. Numeric - 3 characters are encoded to 10bit length.In theory, 7089 characters or less can be stored in a QRcode.2. Alphanumeric - 2 characters are encoded to 11bit length.In theory, 4296 characters or less can be stored in a QRcode.3. 8bit byte data- In from of 0 & 1In theory, 2953 characters or less can be stored in a QRcode.4. KANJI - A KANJI Character(this is multi byte character) isencoded to 13bit length.In theory, 1817 characters or less can be stored in a QRcode.
  • 7. The Size of QR Code defined as version. Version is from 1 to 40. Version 1 is 21*21 matrix.And 4 modules increases whenever 1 version increases. So version 40 is 177*177 matrix.
  • 8. QR- Code Scanner uses three Corners aMarkers, regardless of Position Scanned
  • 9. The QR Code can be of any ColorOther than Black and of any SizeWith Various Patterns and Designs.
  • 10. Very Fast Decoding - It takes a second or two to decodethe Information from the encrypted in the QR Code.About 5-6KB of Information is transferred online toThe server and it responds very faster as compared toThe General Barcode.High Density – This QR Code can contain up to 1852 characters(a total of 1,264 characters of ordinary/ASCII text ).
  • 11. ZXING is an open-source, multi-format 1D/2D barcode image processing libraryimplemented in Java, with ports to other languages.However the project can be used to encode and decode barcodes.The Source Can be Downloaded from the Link given belowhttp://code.google.com/p/zxing/
  • 12. You do not need any Knowledge to Make a QR Code.There are various Online Applications using which one can make a Customized QR of any Data GoQR.ME Invx.Com KEREM ERKAN Myqr.Co Unitag QRHacker
  • 13. Here are the List of Applications using which you can Decode any QR Code using a Mobile. MobileTag QR Code Reader i-nigma QR Code Reader Kaywa QR Code Reader UpCode QR Code Reader NeoReader QR Code Reader BeeTag QR Code Reader SnapMaze QR Code Reader TapMedia QR Code Reader
  • 14. http://www.swetake.com/qr/qr1_en.htmlhttp://en.wikipedia.org/wiki/QR_codehttp://rightyaleft.com/?s=qr+codehttp://www.google.co.in/search?q=qr+codehttp://code.google.com/p/zxing/

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