The handheld instrument and positioning method are suitable for accurate positioning of coal miners
A technology of precise positioning and positioning method, which is applied in the field of hand-held instrument and positioning for precise positioning of coal mine personnel, can solve the problems of inability to tag/base station management, insufficient accuracy, and high ranging error, so as to improve the success rate and efficiency of search and rescue, and improve positioning. Accuracy, the effect of reducing power consumption
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[0056] In order to better understand the technical content of the present invention, specific embodiments are given together with the attached drawings for description as follows.
[0057] It should be noted that terms such as "upper", "lower", "left", "right", "front", and "rear" quoted in the invention are only for clarity of description, not for Limiting the practicable scope of the present invention, and the change or adjustment of the relative relationship shall also be regarded as the practicable scope of the present invention without substantive changes in the technical content.
[0058] combine figure 1 , the present invention refers to a hand-held instrument suitable for accurate positioning of coal mine personnel, said hand-held instrument includes a shell, a power supply, a voltage conversion circuit, a UWB radio frequency chip, a power amplifier, a UWB signal transmitting and receiving antenna, a microcontroller and a touch display screen .
[0059] The housing i...
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