| http://www.w3.org/ns/prov#value | - Also, because the IC chip is a circuit formed by a semiconductor process, a receiver 4 formed of an electromagnetic coupler, such as an antenna, can be built into the disk 1 or the IC as a means to supply driving power to the IC. Further, the receiver 4 includes a rectifier for rectifying signals received by the receiver to provide a power source.
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