ISO IEC 15420 PDF

ISO/IEC. Second edition. Information technology — Automatic identification and data capture techniques — EAN/UPC bar code symbology. ISO/IEC Standard | Information technology — Automatic identification and data capture techniques — Bar code symbology. Description. This International Standard specifies the requirements for the EAN/ UPC symbology including data character encodation, symbol formats.

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The start and stop characters are identical to each other.

BS ISO/IEC 15420:2009

With four available printing widths for the bars and spaces instead 1420 just two, UPC-A takes about half the number of bars and spaces relative to Interleaved 2 of 5 to represent each character. The bars for these characters are longer than the bars that encode data, and they are sometimes referred to as security bars. This enables each numeric character to be represented by using just two bars 1542 two spaces, which is the fewest number of modules required per character of any symbology. Accept and continue Learn more about the cookies we use and how to change your settings.

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Barcode Guide

Barcode Guide All Files. Two-digit and five-digit add-on symbols supplemental barcodes are available for adding to the right of the UPC-A symbol. Most barcode symbologies print bars and spaces in only two widths, but with UPC, four different widths are used. This brings the effective length of a UPC-A barcode message up to eleven digits.

If you have a barcode reader that has automatic discrimination, we recommend using either Interleaved 2 of 5 or Code 39 for your in-house printed barcodes. Learn more about the cookies we use and how to change your settings.

A human readable interpretation is always included. Add-on Symbols Two-digit and five-digit add-on symbols supplemental barcodes are available for adding to the right of the UPC-A symbol.

This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. Automatische Identifikation und Datenerfassungsverfahren. These add-on symbols are usually used to add a date or a manufacturer’s suggested retail price MSRP to periodicals, books, and weighed products, such as food.

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Because many purchased goods are conveniently prelabeled with UPC barcodes, you will want a barcode reader that can read these symbologies. Download a free day trial edition of BarTender barcode software now. However, the use of the wider bars and spaces nullifies this space savings. However, since most barcode readers can automatically discriminate between the various barcode symbologies, it is very easy to combine different barcode symbologies in a given application environment.

Automatic identification and data capture techniques. The start characters for the two-digit and five-digit add-on symbols are made up of three modules as follows:. Character sets, Data representation, Automatic, Symbols, Optical character recognition, Algorithms, Coded representation, Character strings, Coded character sets, Bar codes, Data processing, Graphic symbols, Coding data conversionDimensions, Information exchange.

Leading quiet zone Guard pattern start character Six symbol characters Center guard pattern center character Six symbol characters, including check digit Guard pattern stop character Trailing quiet zone UPC-A encodes 11 digits of numeric message data together with a check digit, for a total of 12 digits. Search all products by. You may experience issues viewing this site in Internet Explorer 9, 10 or The first generation of products that were labeled with UPC-A almost exclusively used a zero as the number system digit.

Interleaved 2 of 5 codes pack data more densely than UPC-A does. Symbol Structure The symbol comprises the following elements: The start characters for the two-digit and five-digit add-on symbols are made up of three modules as follows: Combining UPC with Other Symbologies Because many purchased goods are conveniently prelabeled with UPC barcodes, you will want a barcode reader that can read these symbologies.

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If you want this first digit transmitted to your cash register or database software, your barcode reader must be configured to transmit it. Like the check digit, it is often stripped off by the barcode reader and therefore does not enter your computer or cash register.

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Although UPC barcodes come in a number of different message lengths, these lengths are not fully variable as they are with other barcode symbologies. Because UPC is a numeric-only code, Interleaved 2 of 5 would be the preferred substitute, because it uses about half the space that Code 39 uses. The guard bars are the start, stop, and center characters in a UPC-A symbol. Character Set This symbology supports all numeric digits 154200 With four available printing widths for the bars and spaces instead of just two, UPC-A takes about half the number of bars and spaces relative to Interleaved 2 of 5 to represent each character.

They are made up of three modules as follows:. Find Similar Items This product falls into the following categories. They are made up of three modules as follows: The character set and density of the add-on symbols are the same as those of UPC-A.

To specify a UPC-A barcode that has a number system digit other than zero, you must specify 11 digits in the character string. Please download Chrome or Firefox or view our browser tips. Universal Product Code UPC was initially developed in the s for use by the US grocery industry, and its use has spread into other retail marketplaces in the US and internationally.

AENOR ISO /IEC

Your basket is empty. Take the smart route to manage medical device compliance. UPC-A encodes 11 digits of numeric message data together with a check digit, for a total of 12 digits.

BarTender is label design softwarelabel printing softwarebarcode softwareRFID softwarean alternative to embedded printer codeand much more. However, as more and more products use UPC barcodes, number system digits other than zero are becoming more prevalent.