I believe the appropriate term in reference to this patent is prior art - not
only has similar and more advanced technology been described by science fiction
authors for decades, but there are the wireless devices used in a number of
museums which provide information about the exhibit you are
My favorite line from the patent application:
The many features and advantages of the present invention are apparent
from the written description. Further, since numerous modifications and
changes will readily occur to those skilled in the art, the invention
should not be limited to the exact
