Method and apparatus for recording changes associated with acceleration of a structure
First Claim
1. Apparatus for recording changes associated with acceleration of a structure, the apparatus comprising:
- an accelerometer array having at least one silicon beam type accelerometer;
a nonvolatile memory;
a clock timer; and
a programmable control unit operatively coupled to the accelerometer array, at least one non-volatile memory, and clock timer, wherein the accelerometer array, the at least one non-volatile memory, the clock timer and the programmable control unit are formed on a common semiconductor substrate with the accelerometer array disposed in a central region of the substrate.
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Abstract
The present invention is directed to recording changes associated with the acceleration of a structure. An exemplary embodiment includes an accelerometer array having at least one silicon beam type accelerometer, a nonvolatile memory, a clock timer, a programmable control unit operatively coupled to the accelerometer array, at least one non-volatile memory, and clock timer. The accelerometer array, the at least one non-volatile memory, the clock timer and the programmable control unit can be formed on a common semiconductor substrate (e.g., integrated), with the accelerometer array disposed in a central region.
31 Citations
23 Claims
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1. Apparatus for recording changes associated with acceleration of a structure, the apparatus comprising:
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an accelerometer array having at least one silicon beam type accelerometer;
a nonvolatile memory;
a clock timer; and
a programmable control unit operatively coupled to the accelerometer array, at least one non-volatile memory, and clock timer, wherein the accelerometer array, the at least one non-volatile memory, the clock timer and the programmable control unit are formed on a common semiconductor substrate with the accelerometer array disposed in a central region of the substrate. - View Dependent Claims (2, 3)
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4. Apparatus for recording changes associated with acceleration of a structure, the apparatus comprising:
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means for sensing acceleration;
means for storing data;
means for measuring temporal data associated with acceleration data; and
means operatively coupled to the sensing means, storing means and measuring means for triggering the storing means to record acceleration data and temporal data in response to a predetermined event, wherein the sensing means, storing means and measuring mens are formed on a common semiconductor substrate with the sensing means disposed in a central region. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method for recording changes associated with the acceleration of a structure using at least one accelerometer, non-volatile memory, clock timer, and programmable control unit integrated on a common substrate, the method comprising:
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detecting a predetermined event;
monitoring temporal data from the clock timer correlated with the acceleration data; and
triggering the non-volatile memory with the programmable control unit to record in the non-volatile memory acceleration data from the accelerometer and the temporal data. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23)
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Specification