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pdf417

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  1. In this paper , symbols and compression structure of two-dimensional bar code PDF417 are briefly introduced .

    对二维条形码PDF417的符号表示及压缩模式结构做了简要介绍。

  2. The purpose of this research was to develop software to optimize PDF417 bar code data compression using VB .

    PDF417是一种应用最为广泛的二维条码,实现其生成优化可使其应用更加方便、高效。

  3. And the coding arithmetic of three kinds of data compaction modes of PDF417 is expounded .

    文中对PDF417的三种数据压缩模式的编码算法有较详细的阐述。

  4. In this article we briefly introduce the theory and characteristic of PDF417 two-dimensional bar code technology and its application in medicine .

    简要介绍PDF417二维条码技术的原理、特点及其在医学中的应用。

  5. In this thesis , a system model of report anti-counterfeiting that integrated PDF417 bar code Two-dimension with encryption technology is presented .

    二维条码的高保密性和安全性的特色使他普遍应用于防伪范畴,特殊是应用于讲演体系管理中。

  6. Methods that2D-bar code uses in information hiding technology are given and translating information by PDF417 code is realized to make communication information more security .

    介绍了二维条码符号表示及纠错码生成,给出二维条码用于信息隐藏技术的方法和途径,实现了用PDF417码传送信息,使通信信息更安全。

  7. Support one-dimension bar code also support binary bar code like QRCODE , PDF417 , DATAMATRIX , meanwhile user could choose to support domestic binary barcode like GM.

    不仅可支持常见的一维条码打印,也支持QRCODE、PDF417、DATAMATRIX等常见二维条码打印,同时用户可选择支持GM、汉信码,龙贝码等国产二维条码。

  8. Meanwhile , an error correction coding and decoding table-checking method suitable to PDF417 was proposed , which could decide any code corresponding to the power of the element in GF ( 929 ) .

    同时提出一种适用于PDF417纠错编码和译码的查表方法,可以简单确定任意码字在GF(929)内所对应的本原元的幂次。