Lots of documents that are to be electronically processed comprise barcodes to encode vital information and facts that may be extracted via barcode decode computer software. You will find a variety of troubles that should be considered when picking a barcode symbology. The most important distinguishing attribute to be considered is whether or not a linear (1D) or two Dimensional (second) symbology is always to be utilized. 1D symbologies, given that the title implies, commonly include width modulated bars and areas that encode the user information and facts. There's no information and facts contained within the vertical dimension of the 1D symbol. second symbologies encode information and facts in the two proportions with the symbol and like a consequence, have a great deal greater info density. second symbols commonly make use of a regular grid of achievable mobile positions, where by a mobile is possibly black or white.