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Print control device, printing system, and print control method for generating image print commands from print data in markup language

  • US 10,459,668 B2
  • Filed: 07/06/2018
  • Issued: 10/29/2019
  • Est. Priority Date: 03/30/2012
  • Status: Active Grant
First Claim
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1. A method of controlling a printer connectable to a POS terminal configured to receive, from a server, a web page through a web browser, the method comprising following steps executed by the printer:

  • (a) receiving, based on HTTP, print data written in a markup language;

    (b) obtaining, from the print data written in the markup language, image data and attributes that include a color mode and an image size;

    (c) generating, based on the print data written in the markup language, an image print command according to the color mode, without a printer driver, when a data size of the image data equals a product of (i) the data size per pixel corresponding to the color mode and (ii) the image size, andwherein the POS terminal generates the print data written in the markup language by executing a print control script embedded in the web page through the web browser.

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