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    guard pattern
    
  

  

  
  
Fixed bar patterns at the start, center, and end of EAN/UPC barcodes that frame the data region.


  



  

  
  
  
  

    
رموز باركود ذات صلة

    

      
      
        UPC-A
      
      
      
        EAN-13
      
      
    

  

  
  

  
  
  
  

    
مصطلحات ذات صلة

    

      
      UPC-A
      
      EAN-13
      
      Start Character
      
      Stop Character
      
    

  

  
  

  
  
  

    
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…digit) and a right half (6 digits), separated by a center guard pattern. Encoding System EAN-13 uses three character sets: L codes…