Voice map coutrolling voice by using invisible coding

Abstract

A voice map using stealth encoding to control phonation includes paper map, stealth encoding identified phonation machine and electronic storage card. On the surface of paper map, a network layer of stealth encode is printed that can be identified by the stealth encoding identified phonation machine and give sound by the machine, and the voice map is printed different stealth codes with different location. The electronic storage card in the machine is stored voice message corresponding to stealth codes of different locations in voice map.

Description

technical field

[0001] The invention relates to the map field, in particular to a voice map using invisible coding to control sound. Background technique

[0002] A map is a printed matter used in daily life. The information on various grounds such as countries, cities, roads, mountains, rivers, buildings, etc. is printed on the map for people to search and use. According to different use needs, maps of various purposes have been formed, such as world maps representing administrative divisions, maps of various countries, maps of provinces, cities and counties, traffic maps representing road traffic, tourist maps for tourism, and military maps for military use. map etc.

[0003] Traditional maps are mainly printed on various paper planes. Limited by the printing position and visual ability, the amount of information that can be displayed on the map plane is very small, and it is difficult to fully display the various information that people need to find places. See, can't l...

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