Barcode Technology
                     BARCODE 
TECHNOLOGY
INTRODUCTION
• Barcode, a printed series of parallel bars or lines of varying width 
that is used for entering data into a computer system.
• The bars are typically black on a white background, and their width 
and quantity vary according to application. 
SOURCE: GOOGLE IMAGE
DIGITAL TECHNOLOGY
• The bars are used to represent the binary digits 0 and 1.
• Sequences of this represent numbers from 0 to 9 and be processed 
by a digital computer. 
SOURCE: GOOGLE IMAGE
TECHNOLOGY USED
• Barcode information is read by an optical (laser) scanner that is part 
of a computer system.
• The barcodes printed assigns a unique code for each type of food or 
grocery product . 
SOURCE: GOOGLE IMAGE
HISTORY BEHIND BARCODE
• Barcode was introduced in the 1970s and is now a common in all 
over world for online transactions. 
• Grocery stores use the codes to obtain price and other data about 
goods at the point of purchase by the consumer.
SOURCE: GOOGLE IMAGE
USES
• Barcodes are used in admission tickets in movie theatres and other 
events to uniquely identify and verify the validity of the ticket.
• Advertisers are taking advantage of barcodes by using them to 
reach out to customers.
SOURCE: GOOGLE IMAGE
USES
• Games that needed the use of barcodes have been around since 
the 90s.
• There are actually some apps that help you keep track of the food 
you eat through barcodes.
SOURCE: GOOGLE IMAGE
ADVANTAGE
• They allow users to process detailed information at the moment the 
barcode is scanned.
• Various barcode systems are now used to track a vast range of 
products as they are manufactured, distributed, stored.
SOURCE: GOOGLE IMAGE
FACTS
• Barcodes don’t have to be black and white.
• The largest QR code on record was created by Audi, which 
measures a whopping 159 square meters.
SOURCE: GOOGLE IMAGE
FACTS
• The iPhone is the most popular scanning device for barcodes.
• As per the research over one-fourth of all scanned barcodes were 
scanned by 35-44 year old consumers.
SOURCE: GOOGLE IMAGE
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