WIRELESS IC TAG, CONCRETE STRUCTURAL OBJECT QUALITY MANAGEMENT SYSTEM USING SAME
First Claim
1. A wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, comprising:
- a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth; and
a temperature sensor electrically connected with the ferroelectric memory,wherein temperature data of the structural object measured by the temperature sensor is saved in the ferroelectric memory.
1 Assignment
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Accused Products
Abstract
A wireless IC tag 1 attached to or embedded in a concrete structural object 11 including a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, a temperature sensor 4, a Ph sensor 5, and a distortion sensor 6 which are mounted on a substrate 2. At least any one of temperature data of the structural object measured by the temperature sensor 4, hydrogen-ion exponent data of the structural object measured by the Ph sensor 5, and distortion data of the structural object measured by the distortion sensor 6 is saved in the ferroelectric memory.
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Citations
51 Claims
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1. A wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, comprising:
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a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth; and a temperature sensor electrically connected with the ferroelectric memory, wherein temperature data of the structural object measured by the temperature sensor is saved in the ferroelectric memory. - View Dependent Claims (5, 6, 7, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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2. A wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, comprising:
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a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth; and a Ph sensor electrically connected with the ferroelectric memory, wherein hydrogen-ion exponent data of the structural object measured by the Ph sensor is saved in the ferroelectric memory. - View Dependent Claims (8, 26, 29, 35, 38, 41)
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3. A wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, comprising:
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a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth; and a distortion sensor electrically connected with the ferroelectric memory, wherein distortion data of the structural object measured by the distortion sensor is saved in the ferroelectric memory. - View Dependent Claims (9, 27, 30, 36, 39, 42)
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4. A wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, comprising:
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a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth; and at least two of temperature sensor, a Ph sensor, and a distortion sensor electrically connected with the ferroelectric memory, wherein at least any one of temperature data of the structural object measured by the temperature sensor, hydrogen-ion exponent data of the structural object measured by the Ph sensor, and distortion data of the structural object measured by the distortion sensor is saved in the ferroelectric memory. - View Dependent Claims (28, 31, 32, 33, 34, 37, 40, 43)
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- 19. A concrete structural object quality management system using a wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, including a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, and a temperature sensor electrically connected with the ferroelectric memory, wherein a control unit mounted on the ferroelectric memory has a means for controlling the temperature sensor, a means for the temperature sensor to measure temperature of the concrete structural object, and a means for saving temperature data of the structural object thus measured in the ferroelectric memory.
- 20. A concrete structural object quality management system using a wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, including a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, and a Ph sensor electrically connected with the ferroelectric memory, wherein a control unit mounted on the ferroelectric memory has a means for controlling the Ph sensor, a means for the Ph sensor to measure hydrogen-ion exponent of the concrete structural object, and a means for saving hydrogen-ion exponent data of the structural object thus measured in the ferroelectric memory.
- 21. A concrete structural object quality management system using a wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, including a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, and a distortion sensor electrically connected with the ferroelectric memory, wherein a control unit mounted on the ferroelectric memory has a means for controlling the distortion sensor, a means for the distortion sensor to measure distortion of the concrete structural object, and a means for saving distortion data of the structural object thus measured in the ferroelectric memory.
- 23. A concrete structural object quality management system using a wireless IC tag attached to or embedded in a concrete structural object which can carry out writing and reading of data between a writing/reading apparatus by wireless communication, including a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, and at least any one of a temperature sensor, a Ph sensor, and a distortion sensor electrically connected with the ferroelectric memory and including a means for saving data detected by any one of the sensors if an amount of change is detected by the sensor in the ferroelectric memory.
Specification