Spectral Characterization of Liquid Crystal Displays Based on Singular Value Decomposition

Jianwei Yao; Xiaohui Zhang; Changjun Li

doi:10.3788/AOS202141.1633002

Journals >Acta Optica Sinica >Volume 41 >Issue 16 >Page 1633002 > Article

Acta Optica Sinica
Vol. 41, Issue 16, 1633002 (2021)

Spectral Characterization of Liquid Crystal Displays Based on Singular Value Decomposition

Jianwei Yao, Xiaohui Zhang^*, and Changjun Li

Author Affiliations

School of Computer and Software Engineering, University of Science and Technology Liaoning, Anshan, Liaoning 114051, China

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DOI: 10.3788/AOS202141.1633002 Cite this Article Set citation alerts

Jianwei Yao, Xiaohui Zhang, Changjun Li. Spectral Characterization of Liquid Crystal Displays Based on Singular Value Decomposition[J]. Acta Optica Sinica, 2021, 41(16): 1633002 Copy Citation Text

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Fig. 1. Comparison of grayscale measurement spectrum and pure color addition spectrum of EIZO display. (a) 60; (b) 135; (c) 195; (d) 255

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ΔE₀₀	EIZO	NEC	BENQ	Lenovo
Ave	0.81	1.29	1.36	0.87
Max	1.46	2.32	2.14	1.69

Table 1. Channel independence test of four displays

Display	Channel	D_p	N_b	C₁	C_Nb
	R	9.57×10^-4	3	0.9934	0.9950
EIZO	G	7.49×10^-4	4	0.9932	0.9956
	B	1.65×10^-3	4	0.9905	0.9954
	R	4.43×10^-3	3	0.9931	0.9956
NEC	G	2.20×10^-3	3	0.9936	0.9952
	B	1.83×10^-3	3	0.9927	0.9952
	R	6.43×10^-3	4	0.9924	0.9953
BENQ	G	8.87×10^-4	4	0.9932	0.9957
	B	3.69×10^-3	4	0.9899	0.9951
	R	4.83×10^-3	5	0.9848	0.9954
Lenovo	G	3.66×10^-3	4	0.9828	0.9957
	B	1.80×10^-3	3	0.9883	0.9951

Table 2. Channel chromaticity constancy and number of basis vectors needed of four displays

Display	Model	Forward model				Inverse model
		ΔE₀₀		E_SMSRE /10^-4		ΔE₀₀		ΔE_RGB
		Ave	Max	Ave	Max	Ave	Max	Ave	Max
	SRPM	0.42		1.69		$\bar{0.1041}$		0.2582
	SRPPM	0.39		1.38		0.1042		0.2582		0.92	3.65	14.21	42.97
EIZO	GOG	0.49		1.85		0.1139		$\bar{0.2579}$		$\bar{0.02}$	$\bar{0.18}$	$\bar{3.64}$	15.59
	PLCC	0.47		1.79		0.1077		0.2605		0.01	0.13	3.68	$\bar{16.55}$
	SVD	0.39		$\bar{1.39}$		0.0960		0.2546		0.09	0.68	2.95	21.94
	SRPM	0.68		3.98		0.1767		0.5961
	SRPPM	$\bar{0.61}$		2.21		0.1780		0.6015		1.48	5.75	16.44	44.98
NEC	GOG	0.64		2.09		$\bar{0.1749}$		0.5948		0.01	0.48	4.97	14.68
	PLCC	0.62		2.21		0.1748		0.5868		0.01	0.10	$\bar{5.53}$	$\bar{15.15}$
	SVD	0.60		$\bar{2.17}$		0.1771		$\bar{0.5910}$		0.18	$\bar{0.42}$	6.68	17.80
	SRPM	0.86		5.84		0.1768		0.6478
	SRPPM	0.64		2.36		0.1408		0.4858		1.32	3.97	14.81	46.82
BENQ	GOG	0.75		4.22		0.2039		0.7515		$\bar{0.04}$	$\bar{1.25}$	5.44	$\bar{20.88}$
	PLCC	0.57		2.07		$\bar{0.1329}$		0.4726		0.02	0.65	$\bar{6.01}$	20.61
	SVD	$\bar{0.61}$		$\bar{2.26}$		0.1297		$\bar{0.4757}$		0.13	1.57	7.08	22.26
	SRPM	0.95		4.56		0.1913		0.6287
	SRPPM	$\bar{0.71}$		2.31		0.1794		0.5682		1.80	6.17	24.83	83.08
Lenovo	GOG	0.83		1.95		0.2148		0.7640		$\bar{0.10}$	0.97	8.05	28.61
	PLCC	0.73		1.76		$\bar{0.1718}$		$\bar{0.4875}$		$\bar{0.10}$	$\bar{0.96}$	$\bar{7.39}$	$\bar{25.24}$
	SVD	0.65		$\bar{1.94}$		0.1612		0.4869		0.06	0.20	2.99	9.23

Table 3. Comparison of prediction accuracy of different characterization models

Jianwei Yao, Xiaohui Zhang, Changjun Li. Spectral Characterization of Liquid Crystal Displays Based on Singular Value Decomposition[J]. Acta Optica Sinica, 2021, 41(16): 1633002

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