| http://www.w3.org/ns/prov#value | - Such power can be provided in several different ways, such as through the use of a rechargeable or non-rechargeable battery or through electromagnetic (EM) induction provided from an external charger, or from combinations of these and other approaches, which are discussed in further detail in U.S. Pat. No. 6,553,263 (???the '263 patent???), which is incorporated herein by reference in its entirety
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