An Efficient Early Frame Breaking Strategy for RFID Tag Identification in Large-Scale Industrial Internet of Things

Table 1

Notations used in the paper.

Symbol	Description
F	Frame size
Fsub	Subframe size
N	Number of tags waiting to be identified
Nest	Estimated number of remaining tags
E	Number of empty slots in a frame
S	Number of actual singleton slots in a frame
C	Number of actual collision slots in a frame
Sd	Number of slots where the tag response is successfully decoded in a frame
Cd	Number of slots where the tag response fails to be decoded in a frame