Barcode Scanning Fundamentals
Today there are 3 different types of barcode scanners. The broad categories are: Laser CCD Camera Technically, there is a 4th type—the wand or pen scanner but this is old technology and few are [...]
Barcode Troubleshooting
Barcode scanning problems fall into two categories: the barcode does not scan at all, or it scans inconsistently. Non-scanning barcodes are the hardest to diagnose since the verifier is not [...]
Barcode Does not Scan—What Could Be Worse?
Q: What could be worse than a non-scanning barcode? The answer might surprise you! A: A barcode the scans the wrong information perfectly. Here is a real train wreck, a case history we personally [...]
Barcode Verification is Risk Management—and So Much More
We have made the case in previous articles that barcode verification is risk management. We stand by that truism, but barcode verification is so much more than just risk management. That is just [...]
How to Optimize a 2D Barcode for Best Performance
In some aspects, 2D barcodes are very different from 1D barcodes. Optimizing them for best performance is almost a completely different subject—but there are a few similarities. In a 1D barcode, [...]
How to Optimize a 1D Barcode for Best Performance
Once the barcode on your product leaves your control, it could encounter a wide variety of scanners. They could be lasers, linear CCD arrays, area CCD arrays, camera-based and maybe even some old [...]
Barcode Basics: Why are Barcode Standards Important?
On the heels of our article about how barcode standards are developed, it seems self-evident why barcode standards are important. Barcode standards originate from the industry that needs them. [...]
How Are Barcode Standards Developed?
Where did ISO15416 for linear barcodes come from? Or ISO15415 for 2D symbols? What is the process that culminates in the development of an international standard? It is a fascinating story that [...]