News: Recently, engineer-scientist George Laurer, co-developer of Barcode, passed away.
- A barcode, consisting of bars and spaces is a machine-readable representation of numerals and characters. It is also known as Universal Product Code (UPC). It is used to efficiently identify and track objects and people.
- Barcode was co-developed by George Laurier and Norman Joseph Woodland in 1973.
Types of Barcode:
- Numeric-only barcodes: barcodes consisting of only numbers.
- Alpha-numeric barcodes: contain a combination of numbers and alphabetic characters.
Two-dimensional Barcode: It is in the shape of a square or rectangle and contains many small dots arranged in a unique pattern. It is also known as Quick Response (QR) code.