Noise and vibration sensing
First Claim
1. A noise and vibration sensing system comprising:
- an acceleration sensor arrangement comprising at least one acceleration sensor and configured to generate at least two sense signals representative of the acceleration that acts on the acceleration sensor arrangement, wherein the at least two sense signals have dynamic ranges which are ratios between maximum amplitudes of the at least two sense signals and noise created by the acceleration sensor arrangement; and
a summer configured to sum up the at least two sense signals to provide a sum signal, wherein the sum signal includes noise created by the acceleration sensor arrangement and wherein the sum signal has a dynamic range which is a ratio between a maximum amplitude of the sum signal and the noise included in the sum signal, the dynamic range of the sum signal being greater than an arithmetic mean of the dynamic ranges of the at least two sense signals, andwherein the dynamic range of the sense signal increases sensor capability for a noise and vibration sensing system.
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Accused Products
Abstract
A noise and vibration sensing system is provided. The sensing system includes an acceleration sensor arrangement and a summer module. The acceleration sensor arrangement includes at least one acceleration sensor and is configured to generate at least two sense signals representative of acceleration that acts on the acceleration sensor arrangement. The at least two sense signals includes dynamic ranges that are ratios between maximum amplitudes of the at least two sense signals and noise created by the acceleration sensor arrangement. The summer module is configured to sum up the at least two sense signals to provide a sum signal that includes noise and a dynamic range which is a ratio between a maximum amplitude of the sum signal and the noise included in the sum signal. The dynamic range of the sum signal is greater than the arithmetic mean of the dynamic ranges of the at least two sense signals.
7 Citations
20 Claims
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1. A noise and vibration sensing system comprising:
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an acceleration sensor arrangement comprising at least one acceleration sensor and configured to generate at least two sense signals representative of the acceleration that acts on the acceleration sensor arrangement, wherein the at least two sense signals have dynamic ranges which are ratios between maximum amplitudes of the at least two sense signals and noise created by the acceleration sensor arrangement; and a summer configured to sum up the at least two sense signals to provide a sum signal, wherein the sum signal includes noise created by the acceleration sensor arrangement and wherein the sum signal has a dynamic range which is a ratio between a maximum amplitude of the sum signal and the noise included in the sum signal, the dynamic range of the sum signal being greater than an arithmetic mean of the dynamic ranges of the at least two sense signals, and wherein the dynamic range of the sense signal increases sensor capability for a noise and vibration sensing system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A noise and vibration sensing method comprising:
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generating with an acceleration sensor arrangement, at least two sense signals representative of at least one of accelerations, motions and vibrations that act on the acceleration sensor arrangement, wherein the at least two sense signals have dynamic ranges which are ratios between maximum amplitudes of the at least two sense signals and noise created by the acceleration sensor arrangement; and summing up the at least two sense signals to provide a sum signal, wherein the sum signal includes noise created by the acceleration sensor arrangement and wherein the sum signal has a dynamic range which is a ratio between a maximum amplitude of the sum signal and the noise included in the sum signal, the dynamic range of the sum signal being greater than an arithmetic mean of the dynamic ranges of the sense signals, and wherein the dynamic range of the sense signal increases sensor capability for a noise and vibration sensing system. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A noise and vibration sensing system comprising:
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an acceleration sensor arrangement including at least one acceleration sensor and being configured to generate a plurality of sense signals representative of an acceleration that acts on the acceleration sensor arrangement, wherein the plurality of sense signals include noise and dynamic ranges that correspond to ratios between maximum amplitudes of the plurality of sense signals; and a summer configured to generate a sum signal in response to the plurality of sense signals, wherein the sum signal includes noise and has a dynamic range which is a ratio between a maximum amplitude of the sum signal and the noise included in the sum signal, wherein the dynamic range of the sum signal is greater than an arithmetic mean of the dynamic ranges of the plurality of sense signals, and wherein the dynamic range of the sense signal increases sensor capability for a noise and vibration sensing system. - View Dependent Claims (17, 18, 19, 20)
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Specification