All About Barcode

http://www.barcodediscounters.com/aboutbarcode.html (May 26, 2011 - 7:48pm)

TECHNOLOGY BEHIND BARCODES

BARCODES have a different way of encoding numbers and letters by using a combination of bars and spaces of varying widths. Think of BARCODES as another way of writing since BARCODES replace keying data. In business, the correct use of BARCODES can reduce inefficiencies and improve company’s productivities. BARCODES are a fast, easy and an accurate way of entering data.

A BARCODE doesn’t contain descriptive data. A BARCODE typically has ID data encoded in it, and data is used by a computer to look up all specific information associated with the data.

BARCODE SYMBOLOGIES

UPC/EAN BAR CODE

This is the symbol used on items destined for retail check-out line. UPC BARCODE Symbols are fixed length, are mandatory in the retail and food industry. UPC BARCODE Symbols were developed to meet the needs of grocery retailing as it fits 12 digits into a reasonably compact space.

To get a manufacture’s number assigned for UPC BARCODE, call Uniform Code Council at 937-435-3870 . For most other BARCODE specifications, call AIM USA at 412-963-8588 . CODE 39 / CODE 3 of 9 BAR CODE

CODE 39

was developed because some industries needed to encode the alphabet as well as numbers into a BARCODE, CODE 39 BARCODE is by far the most popular BARCODE SYMBOLOGY of choice. CODE 30 / CODE 3 of 9 BARCODE is typically used for ID, inventory, and tracking purposes in various industries such as manufacturing. However, CODE 39 BARCODE produces relatively long BARCODES and may not be suitable if label length is a consideration.

CODE 128 BAR CODE

CODE 128 BARCODE came about when the need for a wider selection of characters arose than CODE 39 BARCODE could provide. When label length is a consideration, CODE 128 is a good alternative because it’s very compact and results in a dense symbol. CODE 128 BARCODE SYMBOLOGY is often used in the