Automatic adaptive terminal font size method and device according to human eyesight

Abstract

The invention provides an automatic adaptive terminal font size method and device according to the human eyesight. The method comprises measuring the distance between eyes of a user to a personal terminal when the user reads the personal terminal to acquire the sight distance of the user; utilizing the preset sight distance corresponding to a font table to acquire the font size parameters corresponding to the sight distance according to the sight distance of the user; and adjusting font display size of the personal terminal according to the font size parameters corresponding to the sight distance. The automatic adaptive terminal font size method and device according to the human eyesight has the following advantages being capable of automatically adjusting the font display size of the terminal according to strength and change of the human eyesight to greatly protect the human eyesight through the humanized design; enabling people older than 40 years to fully use the personal terminal; and expanding market requirements. Furthermore, a manual adjusting key for font display size of the personal terminal is installed on the surface of a casing of the personal terminal so as to be convenient to adjust.

Description

technical field [0001] The present invention relates to the field of electronic technology, in particular to a method and device for automatically adapting the font size of a terminal according to human vision. Background technique [0002] With the development of the handheld personal terminal market, people are more dependent on the use of mobile phones. Especially with the advent of the 3G era, handheld terminals carry a large amount of business. For customers who develop the habit of relying on mobile phones when they are young, it is difficult for them to rely on mobile phones in middle age. Continue to use the various services of the handheld personal terminal, even the most common short message service cannot be used due to the decline of eyesight. The market is losing this part of the market for a large number of middle-aged successful people who can afford the cost and cultivate the habit of using it. Nowadays, smart handheld personal terminals are developing rapid...

AI Technical Summary

Problems solved by technology

[0003] Most of the hand-held personal terminals currently on the market cannot adjust the size of the display font, and even if the other part can be adjusted, the adjustment method is not convenient enough, and the scale for adjusting the font size is also limited, which cannot satisfy some 40-year-olds. The requirements of the above groups of people

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