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Bar Coding

Bar Coding. Pyxis S. Rimkus. Bar Coding Overview. History Definitions How Bar Coding works Bar Coding Applications Real World Examples. History. Invented in 1949 by Norman Woodland. History. Sprouted from an idea for a two-dimensional version of Morse Code. History.

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Bar Coding

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  1. Bar Coding Pyxis S. Rimkus

  2. Bar Coding Overview • History • Definitions • How Bar Coding works • Bar Coding Applications • Real World Examples

  3. History • Invented in 1949 by Norman Woodland

  4. History • Sprouted from an idea for a two-dimensional version of Morse Code

  5. History • Developed and expanded for use by supermarket chains and railroads in the 1970s

  6. Definitions • Bar Coding: a method of capturing data using a bar code.

  7. Definitions • Bar Code: a series of vertical bars and spaces that can be read by a bar code reader.

  8. Definitions • Bar Code Reader: a scanner and decoder that translates bar codes into characters and transmits them to a computer.

  9. Common Bar Coding Uses • Point of sale • Inventory control

  10. Common Bar Coding Uses • Stock checking • Labor tracking

  11. Common Bar Coding Uses • Warehouse picking/checking • Records control • Library checkout

  12. How Bar Coding Works • A bar code is just a set of characters, encoded as a series of vertical bars and spaces, that is scanned, decoded, and transmitted by a special bar code reader to a computer.

  13. How Bar Coding Works • The computer is then able to access and/or update information from a database that uses the characters decoded from the bar code as a reference for a unique item.

  14. Five Parts of a Bar Code • Leading quiet zone • Start character • Data characters and optional check characters • Stop character • Trailing quiet zone

  15. Widely Used Bar Codes • UPC/WPC/EAN8/EAN13 • Used at food and discount stores

  16. Widely Used Bar Codes • Code 39 • Used for LOGMARS (U.S. Government) • Used for HIBCC (health industry)

  17. Widely Used Bar Codes • Code 128 • Used as a more compact version of Code 39 • Greater character capability

  18. Bar Code ReadersThree Common Types • Fixed • Portable Batch • Portable RF

  19. Real World Examples of Bar Coding in Action • SurroMed, Inc. and Pennsylvania State University

  20. Real World Examples of Bar Coding in Action • Bryan Foods and Freezer Services

  21. Real World Examples of Bar Coding in Action • K-Mart, J.C. Penney, Lowe's, General Motors, and United Airlines

  22. Summary • Bar Coding is a useful tool across many industries • Bar Coding is required to do business in today’s competitive environment. • Bar Coding can be applied across a wide range of operations within a single company.

  23. Readings List • www.barcodinghq.com/primer.html • www.barcodingsolutions.com • “The magic of bar codes” Warehousing Management; Radnor; Aug 2001; Anonymous. • “Breaking the bar code barrier” Transportation and Distribution; Cleveland; Mar 2001; Bushnell, Rick. • “Another beautiful mind” Chain Store Age; New York; Feb 2002; Nannery, Matt. • “Bar codes go molecular” InformationWeek; Manhasset; Feb 2002; Rendleman, John.

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