S
Scanner
A mobile RFID reader is sometimes also called a scanner, as in barcode terminology.
SCM
Supply Chain Management
SCM stands for supply chain management: coordination of the procedures within the supply chain from the supplier through to the consumer with the aim of reducing costs and time to deliver
Sensor
A sensor is a device that is able to convert physical properties, eg of its surroundings, into an electronic signal
Smart Card
A smart card is a plastic card with an integrated chip. This may be a memory or a processor. RFID technology uses contactless chip cards and reads out their data
Smart Tag
Smart tag is a name often used for an RFID transponder; see transponder
Stationary reader
A stationary reader is firmly integrated in an infrastructure and cannot be carried from one place to another
Opposite mobile reader