保护条

Embed This Widget

Theme


      
    


    
    

      Widget powered by
      .
      Free, no account required.
    

  







  
  
  

    又称:
    
    guard pattern
    
  

  

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


  



  

  
  
  
  

    
相关码制

    

      
      
        UPC-A
      
      
      
        EAN-13
      
      
    

  

  
  

  
  
  
  

    
相关术语

    

      
      UPC-A
      
      EAN-13
      
      Start Character
      
      Stop Character
      
    

  

  
  

  
  
  

    
Related Content

    

      
      
        

          
          
EAN-13深度解析：全球扫描次数最多的条形码

          
          Symbology Deep Dives
          
        

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