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   What is a QR code?

   • A QR code ( quick-response code) is a type of two-dimensional matrix barcode, invented in 1994, by Japanese company Denso Wave for labelling automobile parts.

   QR code - Wikipedia

   en.wikipedia.org/wiki/QR_code

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   What is the difference between a barcode and a QR code?

   • Whereas a barcode is a machine-readable optical image that contains information specific to the labelled item, the QR code contains the data for a locator, an identifier, and for web-tracking. To efficiently store data, QR codes use four standardized modes of encoding: (i) numeric, (ii) alphanumeric, (iii) byte or binary, and (iv) kanji.

   QR code - Wikipedia

   en.wikipedia.org/wiki/QR_code

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   When were QR codes invented?

   • QR codes were invented in 1994 by a Japanese engineer named Masahiro Hara. The original purpose of QR codes was to keep track of automotive parts for Denso Wave, the company that employed Masahiro Hara. One QR code was able to replace multiple barcodes, which made the parts much easier to scan.

   What Is a QR Code, and Why Are They Everywhere? - How-To Geek

   www.howtogeek.com/162394/qr-codes-explained-why-you-see-those-square-barcodes-everywhere/

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   What is a Toyota QR code?

   • Created in 1994 by Toyota subsidiary 'Denso Wave' to quickly track vehicles and parts through the company's automotive manufacturing process, QR codes are used more commonly today for logging into websites or Wi-Fi networks, sharing contact information, making mobile payments or storing data for plane and train tickets on your phone.

   QR Codes Explained | TechSpot

   www.techspot.com/guides/1676-qr-code-explained/

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2. en.wikipedia.org › wiki › QR_codeQR code - Wikipedia

   en.wikipedia.org › wiki › QR_code

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   A QR code ( quick-response code) is a type of two-dimensional matrix barcode, invented in 1994, by Japanese company Denso Wave for labelling automobile parts.

   • Universal Product Code

     A UPC barcode. The Universal Product Code (UPC or UPC code)...

   • High Capacity Color Barcode

     An example of a High Capacity Color Barcode: a Microsoft Tag...

   • File

     Main page; Contents; Current events; Random article; About...

   • Create Account

     We would like to show you a description here but the site...

   • Fiducial Markers

     A ruler used as a fiducial marker. A fiducial marker or...

3. simple.wikipedia.org › wiki › QR_codeQR code - Simple English Wikipedia, the free encyclopedia

   simple.wikipedia.org › wiki › QR_code

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   A QR code ( quick-response code) is a type of two-dimensional matrix barcode . Japanese company Denso Wave invented it in 1994 for labelling automobile parts. [1] [2] A QR code has a square, which contains other elements. There are black squares. These are arranged in a grid. Some of the parts are not filled, usually they are white.

4. www.britannica.com › technology › QR-CodeQR Code | 2D, matrix & scanning | Britannica

   www.britannica.com › technology › QR-Code

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   2 days ago · QR Code, a type of bar code that consists of a printed square pattern of small black and white squares that encode data which can be scanned into a computer system. The black and white squares can represent numbers from 0 to 9, letters from A to Z, or characters in non-Latin scripts such as.

5. www.howtogeek.com › 162394 › qr-codes-explained-whyWhat Is a QR Code, and Why Are They Everywhere? - How-To Geek

   www.howtogeek.com › 162394 › qr-codes-explained-why

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   Apr 21, 2023 · What Is a QR Code? A QR code is a type of barcode that contains information---such as a web link or email address---that can be read by a camera. QR codes were invented in 1994 by a Japanese engineer named Masahiro Hara. The original purpose of QR codes was to keep track of automotive parts for Denso Wave, the company that employed Masahiro Hara.

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     The Story of the QR Code - What is a QR code and how does it work?

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     How do QR Codes Work: Explained in Minutes

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     QR Codes Explained by Common Craft

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7. www.digitalcitizen.life › simple-questions-what-areWhat is a QR code? What are QR codes used for? - Digital Citizen

   www.digitalcitizen.life › simple-questions-what-are

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   Mar 4, 2021 · QR codes are square barcodes that store data in a machine-readable format. Learn what QR codes are used for, where to find them, how to scan them, and how to generate them with this guide.

8. digital.gov › resources › introduction-to-qr-codesIntroduction to QR codes – Digital.gov

   digital.gov › resources › introduction-to-qr-codes

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   Learn what QR codes are, why and how to use them, and what alternatives to consider. This guide covers QR code basics, safety tips, and examples of QR code use cases.

9. www.techspot.com › guides › 1676-qr-code-explainedQR Codes Explained | TechSpot

   www.techspot.com › guides › 1676-qr-code-explained

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   Sep 3, 2018 · Learn how QR codes work, how to make them and what they can do. TechSpot covers the basics of QR codes, their history, types, uses, security and more.