Triple-layer remote phosphor structure: A potential packaging configuration to enhance both color quality and lumen efficiency of 6,000–8,500 K WLEDs

Le, Phan Xuan; Ho, Sang Dang; Quoc Anh, Nguyen Doan; Lee, Hsiao-Yi

doi:10.2478/msp-2021-0037

References

Luo G-F, Loan NTP, Tho LV, Anh NDQ, Lee H-Y. Enhancement of color quality and luminous flux for remote-phosphor LEDs with red-emitting CaMgSi2O6:Eu2+, Mn2+. Mater Sci Pol. 2020;38:409–15, doi:10.2478/msp-2020-0045.
Open DOI Search in Google Scholar Back to article
Anh NDQ, Ngoc HV. Building superior lighting properties for WLEDs utilizing two-layered remote phosphor configurations. Mater Sci Pol. 2020;38:493–501, doi:10.2478/msp-2020-0044.
Open DOI Search in Google Scholar Back to article
Anh NDQ, Vinh NH, Lee H-Y. Effect of red-emitting Sr2.41F2.59B20.03O74.8:Eu0.12, Sm0.048 phosphor on color rendering index and luminous efficacy of white LEDs. Curr Opt Photon. 2017;1:118–24, doi:10.3807/COPP.2017.1.2.118.
Open DOI Search in Google Scholar Back to article
Anh NDQ, Vinh NH, Lee H-Y, Lee H-Y. Gaussian decomposition method in designing a freeform lens for an LED fishing/working lamp. Curr Opt Photon. 2017;1:233–8, doi:10.3807/COPP.2017.1.3.233.
Open DOI Search in Google Scholar Back to article
Sun W-S, Tien C-L, Pan J-W, Yang T-H, Tsuei C-H, Huang Y-H. Simulation and comparison of the lighting efficiency for household illumination with LEDs and fluorescent lamps. J Opt Soc Korea. 2013;17:376–83, doi:10.3807/JOSK.2013.17.5.376.
Open DOI Search in Google Scholar Back to article
Hayashida T, Iwasaki H, Masaoka K, Shimizu M, Yamashita T, Iwai W. Appropriate indices for color rendition and their recommended values for UHDTV production using white LED lighting. Opt Express. 2017;25:15010–27, doi: 10.1364/OE.25.015010.
Open DOI Search in Google Scholar Back to article
Jiang P-Q, Peng Y, Mou Y, Cheng H, Chen MX, Liu S. Thermally stable multi-color phosphor-in-glass bonded on flip-chip UV-LEDs for chromaticity-tunable WLEDs. Appl Opt. 2017;56:7921–6, doi: 10.1364/AO.56.007921.
Open DOI Search in Google Scholar Back to article
Yang Z-F, Xu D-H, Sun J-Y. Synthesis and luminescence properties of Ba3Lu(PO4)3:Sm3+ phosphor for white light-emitting diodes. Opt Express. 2017;25:A391–401, doi:10.1364/OE.25.00A391.
Open DOI Search in Google Scholar Back to article
Lyapin AA, Gushchin SV, Ermakov AS, Kuznetsov SV, Ryabochkina PA, Yu V, et al.. Mechanisms and absolute quantum yield of upconversion luminescence of fluoride phosphors. Chin Opt Lett. 2018;16:091901, doi:10.3788/COL201816.091901.
Open DOI Search in Google Scholar Back to article
Jeon S-W, Kim S-H, Choi J, Jang I, Song Y-H, Kim W-H, et al. Optical design of dental light using a remote phosphor light-emitting diode package for improving illumination uniformity. Appl Opt. 2018;57:5998–6003, doi: 10.1364/AO.57.005998.
Open DOI Search in Google Scholar Back to article
Lee H-S, Kim S-H, Heo J, Chung WJ. Phosphor-in-glass with Nd-doped glass for a white LED with a wide color gamut. Opt Lett. 2018;43:627–30, doi:10.1364/OL.43.000627.
Open DOI Search in Google Scholar Back to article
Ojo AO, Fond B, Abram C, Wachem BGMV, Heyes AL, Beyrau F. Thermographic laser Doppler velocimetry using the phase-shifted luminescence of BAM:Eu2+ phosphor particles for thermometry. Opt Express. 2017;25:11833–43, doi:10.1364/OE.25.011833.
Open DOI Search in Google Scholar Back to article
Liu K-K, Shan C-X, Zhou R, Zhao Q, Shen D-Z. Large-scale synthesis of ZnO nanoparticles and their application as phosphors in light-emitting devices. Opt Mater Express. 2017;7:2682–90, doi:10.1364/OME.7.002682.
Open DOI Search in Google Scholar Back to article
Tang L, Ye HQ, Xiao D. Photo-induced luminescence degradation in Ce, Yb co-doped yttrium aluminum garnet phosphors. Appl Opt. 2018;57:7627–33, doi: 10.1364/AO.57.007627.
Open DOI Search in Google Scholar Back to article
Huang Z, Nie ZQ, Xie MB, Wang YX, Li DY. Excellent optical thermometry based on upconversion emission in SrMoO4:Er3+ phosphor. Opt Mater Express. 2017;7:2404–10, doi:10.1364/OME.7.002404.
Open DOI Search in Google Scholar Back to article
Qi YH, Zhao L, Bian WJ, Yu X, Xu XH, Qiu JB. Energy transfer between Ce3+ and Sm3+ in Zn2GeO4 phosphor with the native defects for light-emitting diodes. Chin Opt Lett. 2017;15:081601, doi:10.3788/COL201715.081601.
Open DOI Search in Google Scholar Back to article
Chen GB, Zhang J. Investigation on optical temperature sensing behaviour for Y4.67Si3O13:Tm3+, Yb3+ phosphors based on upconversion luminescence. Opt Mater Express. 2018;8:1841–9, doi:10.1364/OME.8.001841.
Open DOI Search in Google Scholar Back to article
Yen WM, Weber MJ. Inorganic phosphors: compositions, preparation and optical properties. Boca Raton, FL: CRC Press; 2004, doi:10.1201/9780203506325.
Open DOI Search in Google Scholar Back to article
Liu S, Luo XB. LED packaging for lighting applications: design, manufacturing and testing, Chapter 3. Beijing: Chemical Industry Press and John Wiley & Sons; 2011, doi:10.1002/9780470827857.
Open DOI Search in Google Scholar Back to article
Shuai Y, Tran NT, You JP, Shi FG. Phosphor size dependence of lumen efficiency and spatial CCT uniformity for typical white LED emitters. IEEE ECTC, 2025 – 2028; 2012, doi: 10.1109/ECTC.2012.6249118.
Open DOI Search in Google Scholar Back to article
Davis W, Ohno Y. Color quality scale. Opt Eng. 2010;49:033602–033602–16, doi:10.1117/1.3360335.
Open DOI Search in Google Scholar Back to article
Li B-C, Zhang D-W, Huang Y-S, Ni ZJ, Zhuang S-L. A new structure of multi-layer phosphor package of white LED with high efficiency. Chin Opt Lett. 2010;8:221–3, doi:10.3788/COL20100802.0221.
Open DOI Search in Google Scholar Back to article
Liu Z-Y, Liu S, Wang K, Luo X-B. Measurement and numerical studies of optical properties of YAG:Ce phosphor for white light-emitting diode packaging. Appl Opt. 2010;49:247–57, doi:10.1364/AO.49.000247.
Open DOI Search in Google Scholar Back to article
Nguyen TMH, Ton TP, Anh NDQ. Eu-activated strontium-barium silicate: a positive solution for improving luminous efficacy and color uniformity of white light-emitting diodes. Mater Sci Pol. 2021;38:594–600, doi:10.2478/msp-2020-0069.
Open DOI Search in Google Scholar Back to article
Ton TP, Phuong LNT, Le VT, Anh NDQ, Yuan LH, Luo G-F, et al. Enhancing color quality of WLEDs with dual-layer remote phosphor geometry. Mater Sci Pol. 2021;38:667–74, doi:10.2478/msp-2020-0070.
Open DOI Search in Google Scholar Back to article
Liu R, Liu L-J, Liang Y-J. Energy transfer and color-tunable luminescence properties of YVO4:RE (RE = Eu3+, Sm3+, Dy3+, Tm3+) phosphors via molten salt synthesis. Opt Mater Express. 2018;8:1686–94, doi:10.1364/OME.8.001686.
Open DOI Search in Google Scholar Back to article

Triple-layer remote phosphor structure: A potential packaging configuration to enhance both color quality and lumen efficiency of 6,000–8,500 K WLEDs

References

Paradigm

My account