: A more space-efficient version without start and end patterns, used for smaller items or GS1 composite codes.
: It was invented in 1991 by Dr. Ynjiun P. Wang at Symbol Technologies. 2. Technical Specifications 15438mp4
ISO/IEC 15438 specifies the requirements for PDF417, a multi-row, variable-length barcode. : A more space-efficient version without start and
: "PDF" stands for Portable Data File , and "417" refers to the structure: each character consists of 4 bars and spaces in a pattern that is 17 units long. 15438mp4
: In the U.S. and Canada, the REAL ID standard requires PDF417 barcodes on driver's licenses to store personal data like name, address, and license number.
: The number of rows and columns is configurable to fit various document sizes. 3. Primary Applications