Cellphone indoor positioning device and cellphone indoor positioning method on basis of various sensors
An indoor positioning and sensor technology, applied in services, measuring devices, instruments and other directions based on location information, can solve the problems of reduced positioning accuracy, large limitations, misleading and other problems
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[0039] The present invention will be further described below in conjunction with the drawings.
[0040] Reference figure 1 The device for indoor positioning of a mobile phone based on multiple sensors of the present invention is mainly composed of an information collection module 10, a feature extraction module 20, a classification recognition module 30, a sensor control module 40, and an interface module 50. among them:
[0041] Information collection module 10: used to collect environmental background sounds, environmental images and Wi-Fi signals, and transmit the collected environmental information to the feature extraction module 20, which includes a sound collection sub-module 101, an image collection sub-module 102, and Wi-Fi -Fi signal acquisition sub-module 103. The functions of each sub-module are: the sound collection sub-module 101, which is used to collect environmental background sounds, and transfer the audio to the audio feature extraction sub-module 201; the imag...
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