UPC is a short form of Universal
Product Code. UPC A refers to the most commonly used
linear numeric only barcode symbology intended to encode
items in departmental sectors. UPC A was primarily
developed at April 3, 1973 when grocery industry
formally documented UPC as standard barcode symbology to
UPC A is renowned with other popular
names including Universal Product Code version A,
Supplement 5/Five-digit Add-On, UPC-A Supplement
2/Two-digit-Add-On, UPC-A+5, UPC-A+2, UPC Code, UPC
Symbol, GTIN-12, GS1-12, UCC-12.
Character set of UPC A Barcode Symbology
The character set
of UPC A barcode symbology is a combination of
Number system consists of first digit
in UPC number used to recognize type of product and is
printed to the left side of the barcode symbol.
Manufacturer code is printed just
below the barcode symbol. UCC council assigns
manufacturer code to every company or manufacturer which
distributes goods along with UPC A barcodes.
Product code consists of a 5-digit
number assigned by the manufacturer and is printed below
Check digit is implemented to check
whether the barcode is generated or scanned correctly or
not. Calculation of check digit is done using other
remaining digits and is printed to the right of the
Structure of UPC A Barcode
UPC-A barcode symbology has the
1. Start guard bars, always consists
of form bar+space+bar.
2. Left halve is composed of six
digits encoded with encoding schema A or B.
3. Center guard bars jointly a pattern
4. Right halve covers six digits
encoded through encoding schema.
5. Stop guard bars, constantly
includes a structure bar+space+bar.
UPC A Barcode
1. UPC A barcodes are used to
recognize products in departmental stores in Canada,
United States and others.
2. Books, newspapers, magazines,
drugs, toys, tickets etc can be tracked using UPC A
Generate UPC A Barcodes through Barcode Generator.