I'm an industrial engineer and geek out about Aldi frequently. Here are a few things I've noticed (and researched) which differentiate them from others. -they have barcode on 5 or 6 sides of their products, and they're typically huge! They nearly never need to orient a product to scan it. Their scan speed is far faster than any other supermarket I've been at. -if two products are very similar, they'll change the pack…
I wonder if one can pin a camera on the ceiling looking down at the conveyor belt, scanning all barcodes at once? Better than doing them manually one by one. If every box has barcodes on every side it should be possible for the software, knowing the size of the box, to get an idea if everything was scanned correctly or if an item had the barcode obscured. Maybe 2-3 cameras under different angles. Cameras are cheap, a…
I was really impressed. I did some prototyping with RFID a few years back and reading multiple cards in unpredictable positions (e.g. overlapping, side-on) was quite challenging but looks like decathlon have worked it out.