Mobile positioning and tracking system
First Claim
1. A mobile positioning and tracking system, comprising:
- at least one master device, including a processor, a signal receiving unit, a code converting unit, a memory, a database, a relative position comparing unit, a relative position computing unit, a position locking unit and information display unit; and
at least one slave device, including a signal transmitting unit.
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Accused Products
Abstract
The present invention discloses a mobile positioning and tracking system that includes a master device and a slave device. Within a tracking range of the master device, a satellite is used for receiving a signal from the slave device, and then transmitting the signal to the master device to display an initial location of the slave device. Meanwhile, the master device compares the location of the master device with a relative direction, distance, height or angle of the location of the satellite signal received by the master device, such that the master device can search according to the relative location. If the slave device is situated within the tracking range of the master device, Zigbee is used for receiving a signal from the slave device to estimate the location of a target outside the tracking range, and accurately measure the relative location of the target within the tracking range.
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Citations
13 Claims
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1. A mobile positioning and tracking system, comprising:
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at least one master device, including a processor, a signal receiving unit, a code converting unit, a memory, a database, a relative position comparing unit, a relative position computing unit, a position locking unit and information display unit; and at least one slave device, including a signal transmitting unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification