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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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