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2. QR code - Wikipedia

   en.wikipedia.org/wiki/QR_Code

   The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [6] [7] [8] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [9] the pattern of the position detection markers was determined by finding the least-used sequence of ...

3. Travel Bug - Wikipedia

   en.wikipedia.org/wiki/Travel_Bug

   A travel bug is an item which is trackable which looks similar to a dog tag. The tag is stamped with a tracking number and the Geocaching.com website address. A travel bug can be attached to another item by use of the chain on the travel bug if required, examples of such items include teddy bears, toy cars, or golf balls. [1]

4. Wikipedia:WikiProject QRpedia/user guide - Wikipedia

   en.wikipedia.org/wiki/Wikipedia:WikiProject...

   The codes should be well lit. Shadow makes it more difficult to scan. Avoid reflected glare (particularly when laminating the codes or placing them behind glass). Larger codes will scan more effectively. 2 inches (5 cm) across will allow for distance and older smartphones with lower quality cameras. 1 inch (2.5 cm) should be the minimum.

5. QR Codes Are Reshaping Public Transit, But Are They Safe? - AOL

   www.aol.com/qr-codes-reshaping-public-transit...

   October marks the 70th anniversary of the first bar code-type product. And the QR code — short for quick response — is an evolution on bar codes that are often used to point users to a ...

6. Rectangular Micro QR Code - Wikipedia

   en.wikipedia.org/wiki/Rectangular_Micro_QR_Code

   Rectangular Micro QR Code (also known as rMQR Code) is two-dimensional (2D) matrix barcode invented and standardized in 2022 [1] by Denso Wave as ISO/IEC 23941. [ 2 ] rMQR Code is designed as a rectangular variation of QR code and has the same parameters and applications as original QR code.

7. Augmented Reality Markup Language - Wikipedia

   en.wikipedia.org/wiki/Augmented_Reality_Markup...

   A wide variety of different tracking technologies exist, including QR codes, Natural features, 3D and Face Tracking. As all these tracking types use different algorithms and technologies, the definition of a Trackable is abstracted and split into two parts, a Tracker and its associated Trackables. A Tracker describes the technology (or ...