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A pen using Anoto technology is a pen that uses standard ink, but writes on paper with a special pattern of tiny dots that allow the pen to know where it is on the. Anoto Group AB (former C Technologies) is a Swedish technology company that develops and It works by recognizing a special non-repeating dot pattern printed on the paper. The non-repeating nature of the pattern means that the pen is. Define Anoto Dot Pattern. means an absolute positioning and electronically detectable background pattern to be printed on paper or other media that is read by.

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This means that when you look at a 6×6 grid of Anoto dots, you don’t need any special alignment markers to tell you where you are – there’s no “this way up” marking. This is useful for analyzing how well the pen handles errors in dots, scaling, dot size variations, etc.

This is primarily due to the wide degree of options, colour control and postscript compatibility that manufacturers build into their printer firmware and device drivers.

If you want any more information, or have any comments, etc. As long as there is some overlap somewhere, this contains enough information to re-create the page. United States Patent 5, Dots are printed in amoto other colors of ink are invisible to the pen’s IR sensor.

Anoto Dot Pattern | legal definition of Anoto Dot Pattern by

The following printer manufactures offers Anoto Qualified Printers:. It also means the printer will need more memory to patern the large temporary files used for the dot pattern background and the content you wish to print in the foreground.


Postscript support is preferred. Languages Svenska Edit links. These arrays represent the start coordinates for the appropriate row or column. There is little, if any, significant customization on the part of the pen vendors.

Anoto Qualified Printers Anoto works with printer manufacturers in qualifying printing equipment, such as standard office color laser printers, to ensure top-quality printing and printing products. The same property is true vertically as well.

While patten of Anoto’s licensees have targeted the consumer sector, with, for example, learning toys, most licensees sell their products to solution providers who put together customized vertical market systems.

Laser toner typically has the characteristics, but not all Inkjets used carbon-based inks; therefore printing on inkjets depends on a the ink provided with your printer anot b the DPI density of your printer.

Anoto is the original designer of the system, and all the current products that use the system use a core engine designed by Anoto. In addition, Anoto sells an ASIC design for the image processing component of the pen; most pen licensees use the same basic design of optical assembly and pen internals.

From Wikipedia, the free encyclopedia. Put the pattern to work for you: Optical scan voting systems are based on Anoto technology. I didn’t have such good results with a dpi scanner, but I believe that better algorithms and image processing would fix that.

A brief technical introduction to Anoto technology

The Anoto Forms Solution includes all components required to set up and use digital pen and paper in order to capture, transfer, and incorporate handwritten information from paper forms into any back-end system.


Anoto holds more than international patents on their technology and some additional patent applications. The second row might begin with bit 23 of the sequence. This means that if you have errors, you can scan more sections and thus decrease the error rate.

These tools are incomplete. InAnoto prevailed in a patent infringement doy filed by Oral Sekendur regarding Anoto’s dot-pattern technology. I’ve been working with a x dpi optical resolution scanner. Information technology companies of Sweden Computing input devices Computer peripheral companies. Archived from the original PDF on 16 September This, with the small size of individual dots, means that your printer doy to be capable of high-density printing, typically dots per inch DPI or greater.

Since the sequence repeats across the entire page, I can just keep repeating it. As you write or draw the digital pen takes up to 70 images per second, each stroke digitally recorded using a small digital camera. While there are definitely differences between pens from the various vendors, the differences are primarily a question of whether they included a specific feature or not – they choose to drop features they think are too expensive or unnecessary, rather than innovating themselves.

The non-repeating nature of the pattern means that the pen is able to determine which page is being written on, and where on the page the pen is.

It works by recognizing a special non-repeating dot pattern printed on the paper.