Sensor for profiling system
First Claim
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1. A sensor for detecting an acceleration on a surface, said sensor exchanging messages with a computer through a communication interface, said sensor comprising:
- a. an accelerometer for outputting a signal representative of said acceleration; and
b. an interface unit comprising a transmitting circuit, said interface unit receiving said signal representative of said acceleration and modulating the signal for transmission to said computer, wherein said interface unit further comprises an automatic gain amplifier for amplifying said signal;
c. a processor connected to said accelerometer and said interface unit for controlling and managing said accelerometer and said interface unit; and
d. a positioning circuit connected to said processor.
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Abstract
A sensor for detecting an acceleration on a surface. The sensor exchanging messages with a computer through a communication interface. The sensor comprises an accelerometer for outputting a signal representative of the acceleration and an interface unit comprising a transmitting circuit. The interface unit receives the signal representative of the acceleration and modulates the signal for transmission to the computer.
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Citations
41 Claims
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1. A sensor for detecting an acceleration on a surface, said sensor exchanging messages with a computer through a communication interface, said sensor comprising:
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a. an accelerometer for outputting a signal representative of said acceleration; and b. an interface unit comprising a transmitting circuit, said interface unit receiving said signal representative of said acceleration and modulating the signal for transmission to said computer, wherein said interface unit further comprises an automatic gain amplifier for amplifying said signal; c. a processor connected to said accelerometer and said interface unit for controlling and managing said accelerometer and said interface unit; and d. a positioning circuit connected to said processor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A sensor for detecting an acceleration on a surface, said sensor exchanging messages with a computer through a communication interface, said sensor comprising:
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a. a substrate comprising an accelerometer for outputting a signal representative of said acceleration; b. a mass attached to said substrate, said mass moving in response to said acceleration, wherein said substrate comprises an opening within which said mass is supported; and c. an Interface unit comprising a transmitting circuit, said Interface unit receiving said signal representative of said acceleration and modulating the signal for transmission to said computer. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 41)
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39. A sensor for detecting a displacement on a surface, said sensor being In communication with a computer and comprising a semi conductor substrate to which are integrated a semi conductor strain gauge for outputting an electrical signal representative of said displacement;
- an automatic gain amplifier for amplifying said electrical signal;
a control circuit for controlling a level of amplification;
a processor connected to said semi conductor strain gauge for controlling and managing said semi conductor strain gauge; and
a positioning circuit connected to said processor. - View Dependent Claims (40)
- an automatic gain amplifier for amplifying said electrical signal;
Specification