POSITIONING MODULE
First Claim
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1. A positioning device, comprising:
- a magnetometer configured to detect and provide heading information;
a motion sensor configured to detect and provide motion information;
a microcontroller coupled to the magnetometer and the motion sensor and configured to generate position data based on the heading information and the motion information;
a transmitter coupled to the microcontroller and configured to wireles sly transmit a signal including the position data; and
a piezoelectric power source configured to supply power to at least one of the microcontroller, the magnetometer, the motion sensor and the transmitter.
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Abstract
A positioning device includes a magnetometer configured to detect and provide heading information, a motion sensor configured to detect and provide motion information, a microcontroller coupled to the magnetometer and the motion sensor and configured to generate position data based on the heading information and the motion information, a transmitter coupled to the microcontroller and configured to wireles sly transmit a signal including the position data, and a piezoelectric power source configured to supply power to at least one of the microcontroller, the magnetometer, the motion sensor and the transmitter.
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Citations
22 Claims
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1. A positioning device, comprising:
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a magnetometer configured to detect and provide heading information; a motion sensor configured to detect and provide motion information; a microcontroller coupled to the magnetometer and the motion sensor and configured to generate position data based on the heading information and the motion information; a transmitter coupled to the microcontroller and configured to wireles sly transmit a signal including the position data; and a piezoelectric power source configured to supply power to at least one of the microcontroller, the magnetometer, the motion sensor and the transmitter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of determining a position of a positioning device, the method comprising:
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providing electric power from a piezoelectric power source to at least one of a microcontroller, a magnetometer, a motion sensor, and a transmitter; detecting motion of the motion sensor; obtaining motion information using the motion sensor in response to detecting the motion of the motion sensor; obtaining heading information using the magnetometer in response to detecting the motion of the motion sensor; generating position information based on the heading information and the motion information using the microcontroller; and wirelessly transmitting a signal including the position information using the transmitter. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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21. A positioning device, comprising:
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a piezoelectric power source; means coupled to the piezoelectric power source for determining a relative change in geographic position of the positioning device; and a transmitter coupled to the piezoelectric power source and configured to transmit a signal including data representing the relative change in geographic position. - View Dependent Claims (22)
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Specification