Open Access

The feasibility of motion sensor-based smart RFID system in improving the power saving

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Aug 18, 2020

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Figure 1:

Research methodology flowchart.
Research methodology flowchart.

Figure 2:

Illustrative representation of power consumed by RFID reader, motion detector, and their combination.
Illustrative representation of power consumed by RFID reader, motion detector, and their combination.

Figure 3:

The options of integrating the motion detector.
The options of integrating the motion detector.

Figure 4:

Block diagram of smart RFID system and a grid of smart RFID systems.
Block diagram of smart RFID system and a grid of smart RFID systems.

Figure 5:

Program flowchart of PIR sensor-based RFID system.
Program flowchart of PIR sensor-based RFID system.

Figure 6:

Implementation of the optimal motion sensor-based smart RFID system.
Implementation of the optimal motion sensor-based smart RFID system.

Figure 7:

The cumulative power drain in 24 hr of the studied RFID systems.
The cumulative power drain in 24 hr of the studied RFID systems.

The power consumption of smart and ordinary RFID systems_

Ordinary system Smart RFID system (Type B) Smart RFID system (Type A)
Module Standby mode Reading mode Standby mode Reading mode Standby mode Reading mode
MCU / / 232.5 mw 232.5 mw / /
PIR sensor / / 170 µw 170 µw 170 µw 170 µw
AC/DC converter 455 mw 455 mw 0 455 mw 455 mw 455 mw
RFID reader 3.15 w 3.15 w 0 3.15 w 0 w 3.15 w
Total 3.605 w 3.605 w 232.7 mw 3.838 w 455.2 mw 3.6052 w
Language:
English
Publication timeframe:
1 times per year
Journal Subjects:
Engineering, Introductions and Overviews, Engineering, other