EARTH POSITIONING SYSTEM
申请公布号:KR20140043290(A)
申请号:KR20130117310
申请日期:2013.10.01
申请公布日期:2014.04.09
发明人:HUANG JUNG TANG
分类号:G01S19/12;G01S11/06;G01S19/10
主分类号:G01S19/12
摘要:An earth positioning system (EPS) is provided. The EPS includes a plurality of fixated LED lights having a communications function and a mobile communications device. The EPS can further include a cloud computer and at least one map marked with world coordinates of the fixated LED lights. Each LED light includes a substrate, at least one LED die, a power supply, a wireless communications module, a control unit, and a housing. The LED lights can be arranged with coordinates indicated with longitude, latitude, and altitude, in an internal environment and external environment. The coordinates are contained in map data of the cloud computer. When the mobile communications device is on the move together with a carrier of the device, the global coordinates of the mobile communications device can be determined based on coordinates of nearby LED lights or based on unique IDs of the LED lights alongside the above-described map. [Reference numerals] (120) Activate EPS application; (121) Read latitude, longitude, and altitude of street lights and GPS signals; (122) Obtain Google map or indoor map; (123) Display on Google map or indoor map for tracking by mobile communications device; (124) End EPS application
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