Table 2 Geometric parameters of the T-shaped resonators used for 24-bit encoding.

From: Edge machine learning over IoT for chipless RFID environmental sensing in smart agriculture

Resonator

Resonance Freq (GHz)

Li (mm)

Wi (mm)

Gi (mm)

Resonator 1

4.1

12

12.4

3

Resonator 2

4.2

11.75

12.2

3

Resonator 3

4.3

11.5

12

3

Resonator 4

4.4

11.25

11.8

3

Resonator 5

4.5

11

11.6

3

Resonator 6

4.6

10.75

11.4

3

Resonator 7

4.7

10.5

11.2

3

Resonator 8

4.8

10.25

11

3

Resonator 9

4.9

10

10.8

2.5

Resonator 10

5

9.75

10.6

2.5

Resonator 11

5.1

9.5

10.4

2.5

Resonator 12

5.2

9.25

10.2

2.5

Resonator 13

5.3

9

10

2.5

Resonator 14

5.4

8.75

9.8

2.5

Resonator 15

5.5

8.5

9.6

2.5

Resonator 16

5.6

8.25

9.4

2.5

Resonator 17

5.7

8

9.2

2

Resonator 18

5.8

7.75

9

2

Resonator 19

5.9

7.5

8.8

2

Resonator 20

6

7.25

8.6

2

Resonator 21

6.1

7

8.4

2

Resonator 22

6.2

6.75

8.2

2

Resonator 23

6.3

6.5

8

2

Resonator 24

6.4

6.25

7.8

2