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Biomod/2014/Kansai/Project: Difference between revisions
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Revision as of 18:11, 11 September 2014
, 11 September 2014→What's QR code
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=What's QR code= | =What's QR code= | ||
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QR code means quick response code. It is possible to accommodate the large amount of data in a small | QR code means quick response code. It is possible to accommodate the large amount of data in a small area, and to accommodate not only numbers but also the language data such as English. You can quickly and easily scan it using a device such as smart phone. | ||
The QR code system has become popular outside the automotive industry due to its fast readability and greater storage capacity compared to barcodes. Recently, you find it out many places, for example, snack packages, plastic bottle’s labels, a scientific paper and much more. There are versions 1 to 40, and the version 1 is the subject of nano QR code. | The QR code system has become popular outside the automotive industry due to its fast readability and greater storage capacity compared to barcodes. Recently, you find it out many places, for example, snack packages, plastic bottle’s labels, a scientific paper and much more. | ||
There are versions 1 to 40, and the version 1 is the subject of nano QR code. | |||
This is made of 21cells × 21 cells. The quantity of the storage data changes by Error Correction Level. It decreases so as to become high level. When it is the highest level (30% of ability for correction), as for the alphanumeric character, 10 characters, the kanji is stored only 4 characters. However, if it is the lowest level (7% of ability for correction), the alphanumeric is stored 25 characters, the kanji is in 10 characters. | This is made of 21cells × 21 cells. The quantity of the storage data changes by Error Correction Level. It decreases so as to become high level. When it is the highest level (30% of ability for correction), as for the alphanumeric character, 10 characters, the kanji is stored only 4 characters. However, if it is the lowest level (7% of ability for correction), the alphanumeric is stored 25 characters, the kanji is in 10 characters. | ||
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