Fast Method for Evaluating and Optimizing the Scattering Efficiency of Light Guide Plate Dots

Wenwen Yu; Jian Wang; Qi Zhang; Xuekun Wang; Cuncun Hong; Weiying Qian; Jianjun Cao; Shumei Gao

doi:10.3788/LOP57.072201

[1] Huang B Y, Lin Z X, Chen E G et al. Design and implementation of optical coupling module in side-LED backlight system[J]. Acta Optica Sinica, 36, 0222003(2016).

[2] Zhang H, Zhu J, Zhao Y et al. A design of light guide plate for direct illumination of large-sided liquid crystal panel[J]. Acta Optica Sinica, 30, 2668-2673(2010).

[3] Xu P, Huang Y Y, Su Z J et al. Research of micro-prism distribution on the bottom surface of the small-size integrated light guide plate[J]. Optics Express, 23, 4887-4896(2015).

[4] Kim Y C. Optimize pattern design for the thin LGP[J]. Optik-International Journal for Light and Electron Optics, 124, 2171-2173(2013).

[5] Luo J Z, Chen Z, Zhang Y L et al. Design and simulation analysis of scattering netted dots on edge-lighting flat light guide plate[J]. Chinese Journal of Liquid Crystals and Displays, 21, 206-213(2006).

[6] Xu P, Huang Y Y, Zhang X L et al. Integrated micro-optical light guide plate[J]. Optics Express, 21, 20159-20170(2013).

[7] Yoon G W, Bae S W, Lee Y B et al. Edge-lit LCD backlight unit for 2D local dimming[J]. Optics Express, 26, 20802-20812(2018).

[8] Chen E Z, Guo Z N, Zhi J J et al. Study on dot shape for the light guide plate of backlight[J]. Laser & Optoelectronics Progress, 50, 032203(2013).

[9] Huang Y F, Li X, Gao P L et al. Automatic optimization design of dot patterns for edge-lit LGP[J]. Chinese Journal of Luminescence, 37, 751-757(2016).

[10] Xu P, Huang Y Y, Su Z J et al. Algorithm research on microstructure distribution on the bottom surface of an integrated micro-optical light guide plate[J]. Applied Optics, 53, 1322-1327(2014).

[11] Huang B L, Guo T L, Chen E G et al. Study on optimal scale of average netted dot density for light guide plate[J]. Acta Optica Sinica, 35, 0522002(2015).

[12] Li P, Qian W Y, Ding Z W et al. Evaluation and optimization design on luminous quality of light guide plate[J]. Laser & Optoelectronics Progress, 55, 062202(2018).

[13] Xie H B, Li T, Li F L et al. Relationship between the length and emitted light property of side-emitting light pipe in LED back light source[J]. Chinese Journal of Luminescence, 32, 934-938(2011).

[14] Huang B L, Guo T L. Fast optimization method based on the diffuser dot density for uniformity of the backlight module[J]. Applied Optics, 55, 1494-1499(2016).

[15] Xu P, Yang W, Zhang X L et al. Two-dimensional distribution design of micro-prism for partial integrated light guide plate[J]. Acta Physica Sinica, 68, 038502(2019).

[16] Xu S, Xu Y Z, Chen E G et al. Simplified simulation model and optical characteristics of back light system[J]. Opto-Electronic Engineering, 43, 78-83(2016).

[17] Yu D Y, Tan H Y[M]. Optical Engineering, 320-321(2005).

[18] Yang Z Z. The design and optimization of a 47 inch single-short-edge-lit LGP[D]. Beijing: Beijing Jiaotong University, 56-60(2012).