User's Manual

User Guide
WherePort III User Guide D948 Rev B
©2010 Zebra Enterprise Solutions. WherePort and all product names and numbers are Zebra Enterprise Solutions trademarks.
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Glossary
blink A signal sent by a WhereTag to the RTLS system. A blink may
contain 1 to 8 sub-blinks.
coverage area The area in which a WhereTag will be pinged by a WherePort
signal.
dual WherePort Two WherePorts on a bracket, oriented at 90 degrees to each other.
guaranteed WP capture area The part of the WherePort field where a tag will be
pinged.
WP health tag A WhereTag mounted to a WherePort to indicate if the WherePort
is operating correctly.
WP field The magnetic field produced by the WherePort. It is not the same
as the coverage area.
guaranteed WP release area The point beyond which it is certain that a tag will
not be pinged.
locked A tag may be locked by a WherePort. A locked tag is invisible to
the RTLS system. Must be paired with a WherePort that unlocks
the tag.
master In a group of phased WherePorts, one must be set as the master.
The phase setting for the master is 0.
orientation Magnetic coils have an orientation. The relationship between the
orientation of the pick up coil in the WhereTag and the transmit
coil in the WherePort affects the range of the WherePort.
phase WherePort setting required when uncertainty areas of coverage
overlap between two or more WherePorts. The possible phase
settings are 0, 90, 180, and 270.
ping What a WherePort does to a WhereTag when the tag is in the field.
sequence WherePorts linked together which transmit at intervals set by the
master WherePort in the sequence.