TECHNOWORLD ABOUT QR CODE

                              "QR CODE"

HAVE YOU HEARD ABOUT WORD ''QR CODE"??..DO YOU KNOW FULL FORM OF QR?

IF YOUR ANSWER IS YES OR NO...DONT WORRY. I AM GOING TO TELL YOU ABOUT

WHAT IS QR CODE? IT'S FULL FORM .MOST OF US NEVER SEARCH INFORMATION ABOUT THESE THINGS. I HOPE YOU WILL LIKE IT AND IT WILL BE HELPFULL FOR YOU.

   

WHAT IS QR CODE?

IT IS TWO DIMENSIONAL VERSION OF BARCODE,KNOWN FROM PRODUCT PACKAGING IN THE SUPERMARKET. ORIGINALLY DEVELOPED FOR PROCESS OPTIMIZAYION IN THE LOGISTIC OF THE AUTOMOTIVE INDUSTRY."QR"STANDS FOR "QUICK RESPONCE"WHICH REFERS TO THE INSTANT ACCESS TO THE INFORMATION HIDDEN IN THE CODE.IT IS OPEN SOURCE TECHNOLOGY i.e. AVAILABLE FOR EVERYONE.

HOW QR CODE IS CONSTRUCTED?

THE BLACK AND WHITE CHECKERED PIXEL PATTERNS APPEAR AT FIRST GLANCE TO BE A SMALL CROSSWORD PUZZEL AND SEEM TO BE COMPOSED AT RANDOM. A NUMBER OF ADDITIONAL ELEMENTS ENSURE THAT THE INFORMATION IS READY CORRECTLY.

POSITIONING MARKING    

Indicates the direction in which code is printed.

ALIGNMENT MARKING

For orientation

TIMING PATTERN

Determines how large the data matrix is.

VERSION INFO

.Specify the qr code version

FORMAT INFO.

Info about the error tolerance and data mask pattern.

 

DATA AND ERROR CORRECTION

Holds the actual data.

QUIET ZONE

Distinguish the qr code from surroundings.

WHAT CAN BE STORED IN QR CODE?

WE CAN STORE UPTO 7089 DIGITS OR 4296 CHARACTERS INCLUDING PUNCTUATION MARKS AND SPECIAL CHARACTERS. IF WE ADD MORE DATA

THEN QR CODE SIZE INCREASES AND CODE STRUCTURE BECOMES MORE COMPLEX

HOW CAN WE CREATE QR CODE?

IT TAKES ONLY FEW MINUTES. FIRST STEP IS TO GO TO A WEBSITE WHICH GENERATES QR CODE  "WWW.QR-CODE-GENERATOR.COM" YOU CAN CHOOSE THE TYPE OF THE CODE.

                                                     THANK YOU............