User's Manual

Gl-6 Glossary
SmarTalker
The trademarked name for NCR’s Version 1 Electronic Price Label
(EPL). Also referred to as a tag, this device attaches to the store
shelf and displays information for the customer.
SmarTalker II
The trademarked name for NCR’s Version 2 Electronic Price Label
(EPL). Also referred to as a tag, this device attaches to the store
shelf and displays information for the customer.
Store ID
A unique number is assigned to each store and used by the
DecisioNet System to prevent unintentional transmission of signals
between stores.
Superframe
A unit of data containing 16 frames (25,344 bits) that is sent to a
SmarTalker.
T
Time Slot
A unit of time assigned to each SmarTalker during which the
SmarTalker “listens” for a transmission from a CBS. Also a unit of
time during which a CBS transmits either a downlink message to a
SmarTalker, or a steady signal (hum) that is used by the
SmarTalker to reflect an acknowledgment (ACK).
TOD (Time Of Day)
A clock used by the DecisioNet System to trigger display changes.
U
Uplink
An uplink is an acknowledgment message (ACK) sent from a
SmarTalker to a CBS in response to a downlink burst.