Barcoding technology of the produts... History of Barcode?.. 1st product to be Barcoded..??

1. Barcode
technologies!!

2. CONTENTS
 INTRODUCTION
 WHAT IS A BARCODE?
 TYPES OF BARCODE.
 STRUCTURE OF BARCODE.
 HOW IT WORKS.
 BARCODE SCANNERS.
 TYPES OF SCANNERS.
 ADVANTAGES.
 CONCLUSION.

3. INTRODUCTION
 During a shopping excursion to a
shopping mall, you would have noticed the
cashier scanning your products using some
laser to produce a bill.
 What actually he is doing that he is
reading the product barcodes using a
Laser/Barcode scanner.
 Barcode scanner reads the code, data is
sent to the computer, and computer looks
up into the database for the price and
description of the item.

4. WHAT IS BARCODE?
 Barcode is an optical machine
readable representation of data
relating to the object to which it is
attached.
 Barcodes are structured to contain
specific product related information.
 It basically encodes alphanumeric
characters and symbols using black
and white stripes, also called bars.

5. TYPES OF BARCODE
 1) Linear Barcode

6. STRUCTURE OF BARCODE
 Quiet Zone –The minimum required space for bar code scan-ability,
preceding the Start Character of a bar code symbol.
 Start Code –Indicates the start of the barcode. These are special bar
code characters & they signify the start of data to the scanner/reader.
Data –The actual data the barcode stores.
 Check Digit –Check digit (not always present) is a mathematical sum
that is used to verify the accuracy of the other elements of the barcode.
 Stop Code – Indicates the stopping point of the barcode.

8. Barcode scanners
 A barcode reader (or barcode
scanner) is an electronic device that
can read and output
printed barcodes to a computer.
 Barcode scanners may be of many types
based on their technologies used to
scan the barcodes.

9. TYPES OF SCANNERS

10. ADVANTAGES
Represent unique identity of a product.
Cost efficient accuracy of data input.
Real time data collection.
Bi –directional symbology.

11. THANKYOU!!!!