Small QR codes have now spread all over every corner of our lives. on May 25, the Japanese electric decoration company, where its earliest inventor is located, announced the development of a new rectangular QR code rmqr code. Its performance is consistent with our commonly used QR code. At the same time, it is suitable for more occasions and diversified applications**
• QR code actually appeared very early. It was invented by a man named yuan Changhong of Denso wave, a subsidiary of Denso, in 1994. The appearance of QR code aims to replace the traditional bar code which can only contain a small amount of digital information. The information stored in the traditional two-dimensional code is easily read in one direction, and the information stored in the traditional two-dimensional code is very large.
• the new rectangular rmqr code has the same information capacity and reading speed as the existing QR code. The difference is that it becomes more slender and can be used in some special narrow occasions.
• at present, rmqr code is being further optimized and developed. If it obtains ISO international specification certification in the future, it will soon be popularized all over the world.
