[ under construction ]


Glossario dei termini AUTO-ID


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U

UPC
 ( Uniform Product Code ). The north American Standard or system for applying unique article numbers and bar codes to products. The UPC bar code is a numeric only code, generally encoding 12 digits ( UPC-A ), though in specific circumstances shorter symbols ( UPC-E ), supplementary codes, and longer symbol architecture ( UPC-D ) are used: The international equivalent ( of which UPC is technically a subset ) is the European Artcle Number ( EAN ) system.
USS
 ( Uniform Symbology Specification ). Any of the specifications published by AIM for encoding, printing and verifying bar code symbologies, in order to provide common standards for users in different applications. They replace the Uniform Symbol Descriptions ( USDs ).
UUT
 ( Unit Under Test ). Usually used to refer to a board under test, while DUT ( Device Under Test ) refers to an individual device being tested.