Acta Optica Sinica, Volume. 42, Issue 15, 1525001(2022)

Simulation Model of GaN-Based Micro-LED with High Light Extraction Efficiency

Xinpei Hu1, Junhu Cai1, Yuanyuan Ye1, Enguo Chen1,2、*, Jie Sun1,2, Qun Yan1,2, and Tailiang Guo1,2
Author Affiliations
  • 1National & Local United Engineering Laboratory of Flat Panel Display Technology, College of Physics and Information Engineering, Fuzhou University, Fuzhou 350108, Fujian , China
  • 2Fujian Science & Technology Innovation Laboratory for Optoelectronic Information of China (Mindu Innovation Laboratory), Fuzhou 350108, Fujian , China
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    References(38)

    [1] Hang S, Chuang C M, Zhang Y H et al. A review on the low external quantum efficiency and the remedies for GaN-based micro-LEDs[J]. Journal of Physics D, 54, 153002(2021).

    [2] Huang Y G, Tan G J, Gou F W et al. Prospects and challenges of mini-LED and micro-LED displays[J]. Journal of the Society for Information Display, 27, 387-401(2019).

    [3] Ji H L, Zhang P P, Chen N J et al. Micro-LED display: recent progress and future challenges[J]. Chinese Journal of Liquid Crystals and Displays, 36, 1101-1112(2021).

    [4] Parbrook P J, Corbett B, Han J et al. Micro-light emitting diode: from chips to applications[J]. Laser & Photonics Reviews, 15, 2000133(2021).

    [5] Tian P F, McKendry J J D, Gu E D et al. Fabrication, characterization and applications of flexible vertical InGaN micro-light emitting diode arrays[J]. Optics Express, 24, 699-707(2016).

    [6] Wang Z, Shan X Y, Cui X G et al. Characteristics and techniques of GaN-based micro-LEDs for application in next-generation display[J]. Journal of Semiconductors, 41, 041606(2020).

    [7] Hsiang E L, Yang Z Y, Yang Q et al. Prospects and challenges of mini-LED, OLED, and micro-LED displays[J]. Journal of the Society for Information Display, 29, 446-465(2021).

    [8] Zhao P, Zhao H P. Analysis of light extraction efficiency enhancement for thin-film-flip-chip InGaN quantum wells light-emitting diodes with GaN micro-domes[J]. Optics Express, 20, A765-A776(2012).

    [9] Jiang X W, Zhao J W, Wu H. Design and optimization of flip-chip light-emitting diode with high light extraction efficiency[J]. Laser & Optoelectronics Progress, 55, 092302(2018).

    [10] Get R, Singh S, Goyal A K et al. Enhancement of light extraction efficiency in InGaN/GaN vertical blue light emitting diodes by surface patterning: design and simulation[J]. Optik, 126, 3004-3006(2015).

    [11] Tian M, Yu H B, Memon M H et al. Enhanced light extraction of the deep-ultraviolet micro-LED via rational design of chip sidewall[J]. Optics Letters, 46, 4809-4812(2021).

    [12] Liu Y B, Zhang K, Feng F et al. The size and temperature effect of ideality factor in GaN/InGaN multiple quantum wells micro-light-emitting diodes[J]. Journal of the Society for Information Display, 29, 948-960(2021).

    [13] Gou F W, Hsiang E L, Tan G J et al. Angular color shift of micro-LED displays[J]. Optics Express, 27, A746-A757(2019).

    [14] Wang L R, Li F L, Sun Y X et al. Optical properties of quantum dots color-conversion using micro-LED illumination[J]. Laser & Optoelectronics Progress, 58, 2325002(2021).

    [15] Chen E G, Lin J Y, Yang T et al. Asymmetric quantum-dot pixelation for color-converted white balance[J]. ACS Photonics, 8, 2158-2165(2021).

    [16] Bulashevich K A, Konoplev S S, Karpov S Y. Effect of die shape and size on performance of III-nitride micro-LEDs: a modeling study[J]. Photonics, 5, 41(2018).

    [17] Hsiang E L, He Z Q, Huang Y G et al. Improving the power efficiency of micro-LED displays with optimized LED chip sizes[J]. Crystals, 10, 494(2020).

    [18] Wang X H, Lai P T, Choi H W. The contribution of sidewall light extraction to efficiencies of polygonal light-emitting diodes shaped with laser micromachining[J]. Journal of Applied Physics, 108, 023110(2010).

    [19] Tang X S, Han L L, Ma Z G et al. Enhanced light extraction from AlGaInP-based red light-emitting diodes with photonic crystals[J]. Optics Express, 29, 5993-5999(2021).

    [20] Lan S Y, Wan H, Zhao J et al. Light extraction analysis of AlGaInP based red and GaN based blue/green flip-chip micro-LEDs using the Monte Carlo ray tracing method[J]. Micromachines, 10, 860(2019).

    [21] Khaidarov E, Liu Z T, Paniagua-Domínguez R et al. Control of LED emission with functional dielectric metasurfaces[J]. Laser & Photonics Reviews, 14, 1900235(2020).

    [22] Liu S R, Wang L, Sun Y J et al. Enhancement of light extraction efficiency of LED by bionic moth-eye structure with frustum of a cone[J]. Acta Optica Sinica, 38, 0122001(2018).

    [23] Li Y F, Li A X, Zhang Y et al. Nanoscale characterization of surface plasmon-coupled photoluminescence enhancement in pseudo micro blue LEDs using near-field scanning optical microscopy[J]. Nanomaterials, 10, 751(2020).

    [24] Tang H, Li Q, Zhang Q F et al. Effect of bow tie type silver metal array structure on light extraction efficiency of GaN-based light emitting diodes[J]. Acta Optica Sinica, 41, 2123001(2021).

    [25] Ryu H Y, Pyo J, Ryu H Y. Light extraction efficiency of GaN-based micro-scale light-emitting diodes investigated using finite-difference time-domain simulation[J]. IEEE Photonics Journal, 12, 1600110(2020).

    [26] Jeong H, Salas-Montiel R, Jeong M S. Optimal length of ZnO nanorods for improving the light-extraction efficiency of blue InGaN light-emitting diodes[J]. Optics Express, 23, 23195-23207(2015).

    [27] Laws G M, Larkins E C, Harrison I et al. Improved refractive index formulas for the AlxGa1-xN and InyGa1-yN alloys[J]. Journal of Applied Physics, 89, 1108-1115(2000).

    [28] Pan J W, Tsai P J, Chang K D et al. Light extraction efficiency analysis of GaN-based light-emitting diodes with nanopatterned sapphire substrates[J]. Applied Optics, 52, 1358-1367(2013).

    [29] Wang L, Sun J, Yan Q et al. Issue of spatial coherence in MQW based micro-LED simulation[J]. Optics Express, 29, 31520-31526(2021).

    [30] Shen Y C, Wierer J J, Krames M R et al. Optical cavity effects in InGaN/GaN quantum-well-heterostructure flip-chip light-emitting diodes[J]. Applied Physics Letters, 82, 2221-2223(2003).

    [31] Benisty H, de Neve H, Weisbuch C. Impact of planar microcavity effects on light extraction-part I: basic concepts and analytical trends[J]. IEEE Journal of Quantum Electronics, 34, 1612-1631(1998).

    [32] Liu S B, Wang G X, Wu X M et al. Electro-static failure evolution of GaN-based LED thin film chip with Ag mirrors[J]. Acta Optica Sinica, 40, 1023001(2020).

    [33] Wan Y, Wu H, Liu C. Preparation of high reflectivity distributed Bragg mirrors based on atomic layer deposition[J]. Semiconductor Optoelectronics, 40, 528-533(2019).

    [34] Ding X H, Gui C Q, Hu H P et al. Reflectance bandwidth and efficiency improvement of light-emitting diodes with double-distributed Bragg reflector[J]. Applied Optics, 56, 4375-4380(2017).

    [35] Dang S H, Li C X, Li T B et al. Light-extraction enhancement and directional emission control of GaN-based LED with transmission grating[J]. Optik, 125, 3623-3627(2014).

    [36] Jin X M, Trieu S, Chavoor G J et al. Enhancing GaN LED efficiency through nano-gratings and standing wave analysis[J]. Nanomaterials, 8, 1045(2018).

    [37] Hu Y L, Liu D L, Wang B et al. Characteristics of light extraction for surface-microcavity photonic crystal LED[J]. Acta Optica Sinica, 37, 0623004(2017).

    [38] Yao Y F, Lin C H, Chao C Y et al. Coupling of a light-emitting diode with surface plasmon polariton or localized surface plasmon induced on surface silver gratings of different geometries[J]. Optics Express, 26, 9205-9219(2018).

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    Xinpei Hu, Junhu Cai, Yuanyuan Ye, Enguo Chen, Jie Sun, Qun Yan, Tailiang Guo. Simulation Model of GaN-Based Micro-LED with High Light Extraction Efficiency[J]. Acta Optica Sinica, 2022, 42(15): 1525001

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    Paper Information

    Category: OPTOELECTRONICS

    Received: Jan. 10, 2022

    Accepted: Mar. 3, 2022

    Published Online: Aug. 4, 2022

    The Author Email: Chen Enguo (ceg@fzu.edu.cn)

    DOI:10.3788/AOS202242.1525001

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