Shock vibration storing method
First Claim
1. A method of storing vibration waveform data sequentially detected by a vibration sensor, said method comprising:
- establishing a reference level;
detecting vibration waveform data from a first predetermined point (P0) prior to a starting point (P1) at said established reference level to a second predetermined point (P4);
detecting a reference level terminal point (P3) at said established reference level following a waveform having a peak point (P2) and starting at said starting point (P1)detecting vibration waveform data after said reference level terminal point (P3) to said second predetermined point (P4);
storing said detected vibration waveform data in a first preliminary memory with said reference level terminal point (P3) serving as a trigger for storing the data detected from said first predetermined point (P0) to said second predetermined point (P4); and
transferring selected data from said detected vibration waveform data, stored in said first preliminary memory, to a main memory and storing said selected data in said main memory.
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Accused Products
Abstract
In a method for storing vibration waveform data sequentially detected by a vibration sensor. The vibration storing method includes detection of a reference level terminal point (P3) between a preestablished reference level and a vibration waveform. The detected reference level terminal point serves as a trigger. Also, vibration waveform data from a predetermined point (P0) before a reference level starting point (P1) to a predetermined point (P4) after the reference level terminal point (P3) are stored in a memory. A first preliminary memory and a second preliminary memory are utilized so that the vibration waveform data from those two memories are alternately transferred and stored.
69 Citations
10 Claims
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1. A method of storing vibration waveform data sequentially detected by a vibration sensor, said method comprising:
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establishing a reference level; detecting vibration waveform data from a first predetermined point (P0) prior to a starting point (P1) at said established reference level to a second predetermined point (P4); detecting a reference level terminal point (P3) at said established reference level following a waveform having a peak point (P2) and starting at said starting point (P1) detecting vibration waveform data after said reference level terminal point (P3) to said second predetermined point (P4); storing said detected vibration waveform data in a first preliminary memory with said reference level terminal point (P3) serving as a trigger for storing the data detected from said first predetermined point (P0) to said second predetermined point (P4); and transferring selected data from said detected vibration waveform data, stored in said first preliminary memory, to a main memory and storing said selected data in said main memory. - View Dependent Claims (2, 3, 4, 5)
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6. A method of storing vibration waveform data sequentially detected by a vibration sensor, said method comprising:
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establishing a reference level; detecting vibration waveform data from a first predetermined point (P0), prior to a starting point (P1) at said established reference level, to a second predetermined point (P4); detecting a reference level terminal point (P3), which serves as a trigger for memorizing vibrational waveform data from said first predetermined point (P0) to said second predetermined point (P4), wherein said reference level terminal point (P3) is at said established reference level following a waveform having a peak point (P2) and starting at said starting point (P1), and wherein said second predetermined point (P4) is after said reference level terminal point (P3); storing a constant quantity of said detected vibration waveform data in a first progressive type preliminary memory; and progressively transferring selected data from said detected vibration waveform data, stored in said first progressive type preliminary memory, to a main memory and storing said selected data in said main memory. - View Dependent Claims (7, 8, 9, 10)
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Specification