Data collection device
First Claim
1. A data collection device for use with a medium said medium being usable when exposed to electromagnetic radiation that is characteristic of such use, the data collection device comprising:
- a sensor capable of sensing when the medium is exposed to electromagnetic radiation that is characteristic of such a use and generating an exposure signal in response thereto;
a memory; and
a controller connected to said sensor and storing data in the memory when an exposure signal is detected.
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Accused Products
Abstract
In one aspect of the invention a data collection device is provided for use with a medium said medium being usable when exposed to electromagnetic radiation that is characteristic of such use. The data collection device has a sensor capable of sensing when the medium is exposed to electromagnetic radiation that is characteristic of such a use and generating an exposure signal in response thereto. A controller is connected to said sensor and stores data in a memory when an exposure signal is detected.
104 Citations
39 Claims
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1. A data collection device for use with a medium said medium being usable when exposed to electromagnetic radiation that is characteristic of such use, the data collection device comprising:
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a sensor capable of sensing when the medium is exposed to electromagnetic radiation that is characteristic of such a use and generating an exposure signal in response thereto;
a memory; and
a controller connected to said sensor and storing data in the memory when an exposure signal is detected. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A data collection device, comprising:
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a web of medium, said medium being useable when the medium is subject to an exposure to light that is within a predefined range of exposure;
a light sensor sensing exposure of the medium to light;
a memory; and
a controller connected to said light sensor and storing information in the memory indicative of an exposure when the medium is subject to a light exposure that is within the range. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
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Specification