A Quantitative Evaluation Method for Luminance Non-uniformity of a Large LED Backlight

Author:

MASAKURA Yuko1,TAMURA Tohru1,NAGAMINE Kunihiko2,TOMIOKA Satoshi2,UEDA Mitsunori2,SHIMPUKU Yoshihide2

Affiliation:

1. Tokyo Polytechnic University

2. SONY Co.

Publisher

Institute of Electronics, Information and Communications Engineers (IEICE)

Subject

Electrical and Electronic Engineering,Electronic, Optical and Magnetic Materials

Reference17 articles.

1. [1] Y. Mori, K. Tanahashi, and S. Tsuji, “Study on a method for the quantitative analysis of regions of nonuniform brightness in liquid-crystal displays, ” J. ITE, vol.55, no.4, pp.553-558, 2001.

2. [2] A. Yoshida, K. Ikuta, Y. Ohno, and M. Sato, “The luminosity spots improvement of a light emitting diode back light, ” IEICE Technical Report, EID2004-36, 2005.

3. [3] R. Yoshitake, T. Tamura, and A. Tsuji, “A proposal for a quantitative model of “Mura” level of LCDs on the basis of human senses, ” J. ITE, vol.56, no.7, pp.1153-1158, 2002.

4. [4] Y. Mori, T. Tamura, R. Yoshitake, K. Moriguchi, K. Tanahashi, and S. Tsuji, “Quantitative method of luminance non-uniformity in liquid crystal displays based on just noticeable differences, ” J. ITE, vol.56, no.11, pp.1837-1840, 2002.

5. [5] T. Tamura, M. Baba, and T. Furuhata, “Effect of the background luminance on just noticeable difference (JND) contrast of “Mura” in LCDs, ” Proc. IDW'03, pp.1527-1530, 2003.

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