Search Results - "Wood, Cheng"

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  1. 1

    Analysis of Timing Errors in Time-of-Flight LiDAR Using APDs and SPADs Receivers by Donati, Silvano, Martini, Giuseppe, Pei, Zingway, Cheng, Wood-Hi

    Published in IEEE journal of quantum electronics (01-02-2021)
    “…We analyze the ultimate timing error that can be achieved in the operation of a LiDAR based on the time-of-flight (ToF) measurement of distance using a pulsed…”
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    Journal Article
  2. 2

    Broadband Single-Mode Cr-Doped Crystalline Core Fiber With Record 11-dB Net Gain By Precise Laser-Heated Pedestal Growth and Tetrahedral Chromium Optimization by Liu, Chun-Nien, Liu, Chia-Ming, Huang, Sheng-Lung, Cheng, Wood-Hi

    Published in Journal of lightwave technology (01-06-2021)
    “…We demonstrate a record net gain of 11-dB in a 34-cm fiber length for 300-nm broadband single-mode Cr-doped crystalline core fibers (CCFs) fabricated by…”
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  3. 3
  4. 4

    Record 22-dB Net Gain of Broadband Single-Mode Cr-Doped Crystalline Core Fiber by AI-Assisted Image Recognition Growth by Liu, Chun-Nien, Chang, Kai-Chieh, Tsai, Chia-Ling, Huang, Chien-Wei, Shih, Tien-Tsorng, Huang, Sheng-Lung, Cheng, Wood-Hi

    Published in Journal of lightwave technology (15-04-2024)
    “…A record net gain of 22-dB and improved twice gain-per-unit length (GPUL) of 110 dB/m in a 13-μm core, 20-cm length, and 300-nm broadband single-mode Cr-doped…”
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  5. 5

    New Scheme of MEMS-Based LiDAR by Synchronized Dual-Laser Beams for Detection Range Enhancement by Huang, Chien-Wei, Liu, Chun-Nien, Mao, Sheng-Chuan, Tsai, Wan-Shao, Pei, Zingway, Tu, Charles W, Cheng, Wood-Hi

    Published in Sensors (Basel, Switzerland) (15-03-2024)
    “…A new scheme presents MEMS-based LiDAR with synchronized dual-laser beams for detection range enhancement and precise point-cloud data without using higher…”
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  6. 6

    Microlens array device for laser light shaping in laser scanning smart headlights by Huang, Kuo-Yin, Chang, Ke-Peng, Chang, Yung-Peng, Liu, Chun-Nien, Cheng, Wood-Hi

    Published in Optics express (17-07-2023)
    “…We present, what we believe to be, a novel microlens array (MLA) scheme for laser light shaping in laser scanning smart headlight. The laser spot has a…”
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  7. 7

    New scheme of Microlens Fiber Array for High Coupling Efficiency in Si-Photonics Module by Liu, Chun-Nien, Chang, Kai-Chieh, Tu, Jim-Han, Ma, Zon, Shih, Tien-Tsorng, Tu, Charles W., Huang, Sheng-Lung, Cheng, Wood-Hi

    Published in IEEE photonics technology letters (01-08-2023)
    “…A new scheme of microlens 4-fiber array (M4FA) for high-coupling efficiency in Si-photonics module employing automatic packaging a silicon V-groove array and…”
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  8. 8

    An advanced laser headlight module employing highly reliable glass phosphor by Chang, Yung-Peng, Chang, Jin-Kai, Chen, Hsin-An, Chang, Shih-Hsin, Liu, Chun-Nien, Han, Pin, Cheng, Wood-Hi

    Published in Optics express (04-02-2019)
    “…An advanced laser headlight module (LHM) employing highly reliable glass phosphor is demonstrated. The novel glass-based YAG phosphor-converter layers…”
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  9. 9

    Phosphor-in-Glass for High Performance WLEDs by Reduction Phosphor Interaction and AR Coating by Shih, Hsing-Kun, Liu, Chun-Nien, Cheng, Wei-Chih, Cheng, Wood-Hi

    Published in IEEE photonics technology letters (15-10-2021)
    “…We demonstrate co-doped phosphor-in-glass (PiG) for high performance white light-emitting diodes (WLEDs) employing reduction of red/green phosphors interaction…”
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  10. 10

    Comparison of single-/few-/multi-mode 850 nm VCSELs for optical OFDM transmission by Kao, Hsuan-Yun, Tsai, Cheng-Ting, Leong, Shan-Fong, Peng, Chun-Yen, Chi, Yu-Chieh, Huang, Jian Jang, Kuo, Hao-Chung, Shih, Tien-Tsorng, Jou, Jau-Ji, Cheng, Wood-Hi, Wu, Chao-Hsin, Lin, Gong-Ru

    Published in Optics express (10-07-2017)
    “…For high-speed optical OFDM transmission applications, a comprehensive comparison of the homemade multi-/few-/single-transverse mode (MM/FM/SM) vertical cavity…”
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  11. 11

    White-Lighting Communication With a Lu3Al5O12:Ce3+/CaAlSiN 3:Eu2+ Glass Covered 450-nm InGaN Laser Diode by Wu, Tsai-Chen, Chi, Yu-Chieh, Wang, Huai-Yung, Tsai, Cheng-Ting, Cheng, Chih-Hsien, Chang, Jin-Kai, Chen, Li-Yin, Cheng, Wood-Hi, Lin, Gong-Ru

    Published in Journal of lightwave technology (01-05-2018)
    “…By using the Lu 3 Al 5 O 12 :Ce 3+ /CaAlSiN 3 :Eu 2+ phosphor codoped fluorescent glass as a phosphor in front of an InGaN laser diode (LD), a novel…”
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    Journal Article
  12. 12

    Laser-assisted LED for adaptive-driving-beam headlights employing ultra-reliable single crystal phosphor for autonomous vehicles by Chang, Yung-Peng, Shih, Hsing-Kun, Liu, Chun-Nien, Chen, Hsin-An, Tsai, Stark, Li, Kenneth, Han, Pin, Cheng, Wood-Hi

    Published in Optics express (16-08-2021)
    “…A novel laser-assisted LED for adaptive-driving-beam (ADB) headlights employing an ultra-reliable Ce 3+ : YAG-based single crystal phosphor (SCP)-converter…”
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  13. 13

    Novel broadband glass phosphors for high CRI WLEDs by Chen, Li-Yin, Cheng, Wei-Chih, Tsai, Chun-Chin, Chang, Jin-Kai, Huang, Yi-Chung, Huang, Jhih-Ci, Cheng, Wood-Hi

    Published in Optics express (05-05-2014)
    “…New broadband glass phosphors with excellent thermal stability were proposed and experimentally demonstrated for white light-emitting-diodes (WLEDs). The novel…”
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  14. 14

    Chromaticity tailorable glass-based phosphor-converted white light-emitting diodes with high color rendering index by Chen, Li-Yin, Chang, Jin-Kai, Cheng, Wei-Chih, Huang, Jhih-Ci, Huang, Yi-Chung, Cheng, Wood-Hi

    Published in Optics express (27-07-2015)
    “…In this paper, Lu3Al5O12:Ce3+ and CaAlSiN3: Eu2+ co-doped glass are presented as color conversion materials for white light-emitting diodes (WLEDs). Through…”
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  15. 15

    Higher Gain of Single-Mode Cr-Doped Fibers Employing Optimized Molten-Zone Growth by Liu, Chun-Nien, Wang, Tsung-Hau, Rou, Ting-Sou, Chen, Nan-Kuang, Huang, Sheng-Lung, Cheng, Wood-Hi

    Published in Journal of lightwave technology (15-11-2017)
    “…Higher gain of single-mode Cr-doped crystalline core fibers (SMCDCCFs) with longer fiber length employing an optimized molten-zone in laser-heated pedestal…”
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    Journal Article
  16. 16

    17-dB Net Gain of Broadband Single-Mode Cr-Doped Crystalline Core Fiber Fabricated by Small Core by Liu, Chun-Nien, Chang, Kai-Chieh, Tsai, Chia-Ling, Cheng, Wei-Chih, Shih, Tien-Tsorng, Huang, Sheng-Lung, Cheng, Wood-Hi

    Published in IEEE photonics journal (01-06-2023)
    “…A record net gain of 17-dB has been demonstrated in a 300-nm broadband single-mode Cr-doped crystalline core fiber (CCF) with a 19-μm core diameter and 18-cm…”
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  17. 17

    High Performance and Reliability of Two-Inch Phosphor-in-Glass for White Light-Emitting Diodes Employing Novel Wet-Type Cold Isostatic Pressing by Shih, Hsing-Kun, Liu, Chun-Nien, Cheng, Wei-Chih, Cheng, Wood-Hi

    Published in IEEE photonics journal (01-06-2021)
    “…High color rendering index (CRI) of 97 and wide correlated-color temperatures (CCTs) range of 2100-7600 K in white light-emitting diodes (WLEDs) employing the…”
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  18. 18

    Laser-excited single crystal phosphor in white LED for wide field of view and high enhanced central brightness for vehicle headlights by Shih, Hsing-Kun, Chang, Yung-Peng, Liu, Chun-Nien, Li, Kenneth, Cheng, Wood-Hi

    Published in AIP advances (01-01-2022)
    “…We demonstrate the generation of a laser hotspot by a laser-excited single crystal phosphor (SCP) converter layer in a white LED for producing a wide field of…”
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  19. 19

    High Thermal Stability of Phosphor-Converted White Light-Emitting Diodes Employing Ce:YAG-Doped Glass by Wang, Jimmy, Chun-Chin Tsai, Wei-Chih Cheng, Ming-Hung Chen, Cheng-Hsun Chung, Wood-Hi Cheng

    “…High thermal stability of phosphor-converted white light-emitting diodes (PC-WLEDs) using Ce:YAG-doped glass (CeYDG), instead of conventional Ce:YAG-doped…”
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  20. 20

    Failure Mechanisms Associated With Lens Shape of High-Power LED Modules in Aging Test by HSU, Cheng, LIN, Yu-Kuan, CHEN, Ming-Hung, TSAI, Chun-Chin, KUANG, Jao-Hwa, HUANG, Sheng-Bang, HU, Hung-Lieh, SU, Yeh-I, CHENG, Wood-Hi

    Published in IEEE transactions on electron devices (01-02-2008)
    “…High-power light-emitting diode (LED) modules encapsulated with different lens shapes after a thermal-aging test were studied experimentally and numerically…”
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