Table 9 Demonstrations of crosstalk-suppressed OPAs through mode mismatch

From: Progress and prospects for LiDAR-oriented optical phased arrays based on photonic integrated circuits

Year & Publications

Scale

Pitch (\({{\boldsymbol{\lambda }}}_{0}\))

Crosstalk (dB)

SLSR (dB)

Method

2018145

8

0.84

NA

10

Width Variation

2018146

64

0.50

15

11.4

Width Variation

2019147

16

0.52

12.6

9.37

Radius Variation

2020122

16

0.50

10.2

7.4

Width & Radius

2021148

16

0.50

20

12.2

Width Variation

2022153

64

0.50

30

19*

Width & Radius

2022149

64

0.50

NA

10

Width Variation

2023150

16

0.45

13

10.9

Sinusoidal Curve

  1. * The array has a Gaussian amplitude distribution.
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