| 摘要 |
A computer implemented method, computer usable code and apparatus for locating a desired medium having a radio frequency transponder having a product unique identifier, wherein the desired medium has a medium name. A radio frequency reader or reader looks up the medium unique identifier from a user inventor based on the medium name. The reader sends an interrogate signal. The reader receives a radio frequency response having a candidate identifier. The reader determines whether the candidate identifier matches search criteria and outputs a status change to a user interface.
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