Passive Tags   PCS
An RFID that does not have its own transmitter and power source. The energy required to run the tag's circuitry is obtained from the radio waves emanated by the reader.
 
A bar code verification term. Print contrast signal. A measurement of the ratio of the reflectivity between the bars and spaces of a bar code field, commonly expressed in percent.
 
PCX   PDF417
ZSoft Paintbrush bitmap graphics file format.
 
Portable Data File 417 is a two-dimensional bar code developed by Symbol Technologies, Inc. It is the most widely used 2D bar code (more than one row of codes) and it can hold up to 1,800 bytes of any digital data in an area the size of a business card.
 
Picket Fence   PLU
A bar code type whose length is printed horizontally so that the bars are presented in an array which looks like a picket fence.
 
Price Look-Up. In a retail POS (Point Of Sale) system, the UPC bar code field is a key field in a price file that when scanned, retrieves a price for the encoded item.
 
Portal   Postnet Code
A door or other point in a facility surrounded by fixed RFID readers to identify and track the flow of product. Dock doors are a typical example.
 
A bar code symbology used primarily by the U.S. Postal Service for mail sortation. All bars and spaces are the same width. ZIP Code information is encoded into the particular arrangement of tall and short bars.
 
Print Quality    
A bar code verification term. The measure of compliance of a bar code symbol to the requirements of dimensional tolerance, edge roughness, spots, voids, reflectance, PCS, quiet zone, and encodation.
 
 
 

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