When.com Web Search

  1. Ads

    related to: class in qr code

Search results

  1. Results From The WOW.Com Content Network
  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. Check-in QR code - Wikipedia

    en.wikipedia.org/wiki/Check-in_QR_code

    The check-in code or the venue code (Chinese: 场所 码, Chǎngsuǒgmǎ) is a QR code to record check-in locations for contact tracing and epidemiologic investigations. It was widely used in Australia and China during the COVID-19 pandemic in 2020–2022.

  4. Han Xin code - Wikipedia

    en.wikipedia.org/wiki/Han_Xin_code

    Han Xin code (汉信码 in Chinese, Chinese-sensible code) is two-dimensional (2D) matrix barcode symbology invented in 2007 [1] by Chinese company The Article Numbering Center of China [2] (中国物品编码中心 in Chinese) to break monopoly of QR code. As QR code, Han Xin code consists of black squares and white square spaces arranged in a ...

  5. Oklahoma revokes license of teacher who gave class QR code to ...

    www.aol.com/news/oklahoma-revokes-license...

    Oklahoma's education board has revoked the license of a former teacher who drew national attention during surging book-ban efforts across the U.S. in 2022 when she covered part of her classroom ...

  6. Fare basis code - Wikipedia

    en.wikipedia.org/wiki/Fare_basis_code

    A fare basis code (often just referred to as a fare basis) is an alphabetic or alpha-numeric code used by airlines to identify a fare type and allow airline staff and travel agents to find the rules applicable to that fare. Although airlines now set their own fare basis codes, there are some patterns that have evolved over the years and may ...

  7. High Capacity Color Barcode - Wikipedia

    en.wikipedia.org/wiki/High_Capacity_Color_Barcode

    An example of a High Capacity Color Barcode: a Microsoft Tag referring to the HCCB article on the English Wikipedia. High Capacity Color Barcode (HCCB) is a technology developed by Microsoft for encoding data in a 2D "barcode" using clusters of colored triangles instead of the square pixels conventionally associated with 2D barcodes or QR codes. [1]