Prof. Yeh-Wei Yu Profile

Prof. Yeh-Wei Yu

Associate Professor at National Central Univ

SPIE Involvement:

Author

Publications (36)

Proceedings Article | 2 October 2024 Presentation

Anti‑leakage of blue light for phosphor‑converted white LEDs with nano cellulose

Ching-Cherng Sun, Chih-Hung Chen, Quang‑Khoi Nguyen, Benoît Glorieux, Tsung-Hsun Yang, Chi-Shou Wu, Yeh-Wei Yu

Proceedings Volume PC13131, PC1313106 (2024) https://doi.org/10.1117/12.3028744

KEYWORDS: Light emitting diodes, Cellulose, Safety, Optical properties, Epoxies, Design, Crystals, Crystallography

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Proceedings Article | 2 October 2024 Presentation

Screen image synthesis system for BSDF measurement and snap shot image

Yeh-Wei Yu, Ming Le, Chien-Ying Chen, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume PC13131, PC1313104 (2024) https://doi.org/10.1117/12.3028714

KEYWORDS: Displays, Temperature distribution, Optical components, Metamerism, Light sources

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Proceedings Article | 1 October 2024 Presentation

Design of volume holographic lightguide for computer-generated hologram display

Wen-Kai Lin, Wei-Chia Su, Shao-Kui Zhou, Chih-Hung Chen, Yeh-Wei Yu, Shiuan-Huei Lin, Ching-Cherng Sun

Proceedings Volume PC13140, PC1314007 (2024) https://doi.org/10.1117/12.3027859

KEYWORDS: Computer generated holography, Holographic displays, Waveguides, Volume holography, Holography, Design, Mixed reality, Light sources, Speckle, Light emitting diodes

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Proceedings Article | 1 October 2024 Presentation

Diffraction efficiency of holographic data storage

Yeh-Wei Yu, Chih-Yuan Cheng, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume PC13140, PC1314008 (2024) https://doi.org/10.1117/12.3027886

KEYWORDS: Diffraction, Holography, Data storage, Refractive index, Signal intensity

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Proceedings Article | 1 October 2024 Presentation

Analyses of crosstalk between multiplexed gratings in a full-color VHOE-based waveguide for AR/MR glasses

Chi Sun, Zi-Fan Chen, Yuan-Yan Liang, Chung-Hsuan Hsiao, Tsung-Hsun Yang, Yeh-Wei Yu, Wei-Chia Su, Ching-Cherng Sun, Shiuan-Huei Lin

Proceedings Volume PC13140, PC1314009 (2024) https://doi.org/10.1117/12.3028448

KEYWORDS: Waveguides, Glasses, Crosstalk, Multiplexing, Optical gratings, Mixed reality, Image quality, Augmented reality, Transmittance, Simulations

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Proceedings Article | 1 October 2024 Presentation

Calculation model of volume holographic optical elements and its application to AR/MR glasses

Ching-Cherng Sun, Wei-Chia su, Yeh-Wei Yu, Shiuan-Huei Lin, Wen-Kai Lin, Chi Sun, Chih-Yuan Cheng, Chih-Hung Chen, Chih-Shou Wu

Proceedings Volume PC13140, PC1314006 (2024) https://doi.org/10.1117/12.3028743

KEYWORDS: Holographic optical elements, Glasses, Autoregressive models, Mixed reality, Augmented reality, Visualization, Visual process modeling, Holograms, Diffraction

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Proceedings Article | 30 September 2024 Poster + Paper

Color performance characteristics of a diffractive light guide using volume holographic optical elements

Yuan-Yan Liang, Chi Sun, Zi-Fan Chen, Tsung-Hsun Yang, Yeh-Wei Yu, Wei-Chia Su, Yi-Jian Luo, Chuan-Chung Chang, Ching-Cherng Sun, Shiuan-Huei Lin

Proceedings Volume 13140, 131400M (2024) https://doi.org/10.1117/12.3028467

KEYWORDS: Diffraction, Augmented reality, Reflection, Waveguides, Color, RGB color model, Holographic optical elements, Image transmission, Holographic displays, Image quality

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Proceedings Article | 30 September 2024 Poster + Paper

Phase-shifting projected fringe profilometry using the phase-wedged encoding algorithm

Wei-Hung Su, Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 13140, 131400J (2024) https://doi.org/10.1117/12.3028434

KEYWORDS: Phase shifts, Phase unwrapping, Projection systems, Fringe analysis, 3D metrology

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Proceedings Article | 30 September 2024 Presentation + Paper

Optimizing image quality using multiplexed gratings and drive signal management in a VHOEs-waveguide-based AR eyewear display

Zih-Fan Chen, Chi Sun, Yuan-Yan Liang, Chung-Hsuan Hsiao, Tsung-Hsun Yang, Yeh-Wei Yu, Ching-Cherng Sun, Vera Marinova, Shiuan-Huei Lin

Proceedings Volume 13140, 131400C (2024) https://doi.org/10.1117/12.3028466

KEYWORDS: Color, RGB color model, Augmented reality, Waveguides, Autoregressive models, Diffraction gratings, Optical gratings, Eyewear, Multiplexing, Diffraction

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Proceedings Article | 30 September 2024 Poster + Paper

Phase-shifting projected fringe profilometry for 3D shape measurements of dynamic objects

Wei-Hung Su, Pei-Chi Li, Yeh-Wei Yu

Proceedings Volume 13140, 131400N (2024) https://doi.org/10.1117/12.3029001

KEYWORDS: Phase shifts, 3D metrology, 3D projection, Fringe analysis

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Proceedings Article | 5 October 2023 Poster + Paper

Phase-shifting projected fringe profilometry using the pulsed phase-encoding algorithm

Ching-Cherng Sun, Yeh-Wei Yu, Wei-Hung Su

Proceedings Volume 12682, 126820C (2023) https://doi.org/10.1117/12.2677321

KEYWORDS: Phase shifts, Phase unwrapping, Fringe analysis, Inspection, Projection systems, Calibration, Point spread functions

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Proceedings Article | 2 October 2023 Poster + Paper

Reliable monitoring UV-C irradiation of a specific LED system for application in extending the postharvest life of bananas

Thi-Thu-Ngoc Le, Chung-Ta Liao, Chi-Shou Wu, Shih-Kang Lin, Tsung-Hsun Yang, Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 12666, 126660D (2023) https://doi.org/10.1117/12.2675903

KEYWORDS: Light emitting diodes, Ultraviolet radiation, LED displays, UV optics

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Proceedings Article | 2 October 2023 Presentation

Study of an invariant impulse response in nonimaging design

Shih-Kang Lin, Thi-Thu-Ngoc Le, Chi-Shou Wu, Yeh-Wei Yu, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume 12666, 126660B (2023) https://doi.org/10.1117/12.2682741

KEYWORDS: Design and modelling, Light sources and illumination, Light sources, Ray tracing, Convolution, Solid state lighting, Optical design

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Proceedings Article | 2 October 2023 Presentation

Adaptive automotive headlamp incorporated with using volume holographic optical element

Yong-Sheng Lin, Tsung-Xian Lee, Tsung-Hsun Yang, Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 12666, 126660C (2023) https://doi.org/10.1117/12.2676781

KEYWORDS: Headlamps, Holographic optical elements, Safety, Light sources and illumination, Design and modelling, Beam splitters, Visibility, Spherical lenses, Roads, Infrared radiation

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Proceedings Article | 3 October 2022 Presentation

BSDF and total transmittance calibration using a SIS system

Pin-duan Huang, Yeh-Wei Yu, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume PC12229, PC1222903 (2022) https://doi.org/10.1117/12.2633320

KEYWORDS: Transmittance, Calibration, Scattering, Scatter measurement, Photometry, Optical spheres, Algorithm development, Reconstruction algorithms, Quality measurement, Image restoration

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Proceedings Article | 3 October 2022 Presentation

Phase shifting interferometer based on double-frequency-grating shearing interferometer

Yeh-Wei Yu, Tsung-Yi Hou, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume PC12229, PC1222904 (2022) https://doi.org/10.1117/12.2633387

KEYWORDS: Interferometers, Phase shifting, Shearing interferometers, Phase interferometry, Phase shifts, Interferometry, Wavefronts, Optical testing, Integration, Holography applications

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Proceedings Article | 3 October 2022 Paper

Light source modeling for UltraViolet-C Light-Emitting Diodes (UV-C LEDs) with aid of fluorescent film

Thi Thu Ngoc Le, Shih-Kang Lin, Ching-Cherng Sun, Quang-Khoi Nguyen, Tsung-Hsun Yang, Yeh-Wei Yu

Proceedings Volume 12217, 122170G (2022) https://doi.org/10.1117/12.2632996

KEYWORDS: Light emitting diodes, Light sources, Calibration, Near field optics, Cameras, Visible radiation, Statistical modeling, Sensors, Light, Lens design

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Proceedings Article | 3 October 2022 Presentation + Paper

Adjustable mini-LED array applied to low/high beam meet the K-mark regulation

Yi-Jou Lin, Xuan-Hao Lee, Quang-Khoi Nguyen, Shih-Kang Lin, Chi Shou Wu, Tsung-Hsun Yang, Tsung-Xian Lee, Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 12217, 122170J (2022) https://doi.org/10.1117/12.2633034

KEYWORDS: Light emitting diodes, Light sources, Reflectors, Optical simulations, Light, Monte Carlo methods, Light sources and illumination, Optical design, Headlamps, Computer simulations

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SPIE Journal Paper | 24 August 2021 Open Access

Review of optical design for vehicle forward lighting based on white LEDs

Ching-Cherng Sun, Chi-Shou Wu, Yong-Sheng Lin, Yi-Jou Lin, Cheng-Yan Hsieh, Shih-Kang Lin, Tsung-Hsun Yang, Yeh-Wei Yu

OE, Vol. 60, Issue 09, 091501, (August 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.9.091501

KEYWORDS: Reflectors, Headlamps, Light sources and illumination, Light emitting diodes, Optical design, Light sources, Beam shaping, Optical engineering, Light, Electrochemical etching

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Proceedings Article | 1 August 2021 Presentation

An objective turret using volume holographic optical element

Yeh-Wei Yu, Chih-Yuan Song, Po-Kai Hsieh, Ching-Cherng Sun, Yi Hao Huang, Tsung-Hsun Yang

Proceedings Volume 11826, 118260E (2021) https://doi.org/10.1117/12.2596440

KEYWORDS: Objectives, Holographic optical elements, Digital holography, Spherical lenses, Microscopes, Holography, Waveguides, Spatial resolution, Image sensors, Image resolution

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Proceedings Article | 1 August 2021 Presentation

The trade-off between storage capacity and data transfer rate of a holographic data storage system

Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 11826, 118260F (2021) https://doi.org/10.1117/12.2596444

KEYWORDS: Holographic data storage systems, Data storage, Shearing interferometers, Multiplexing

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SPIE Journal Paper | 20 May 2021

Aspherical lens design for real light-emitting diode with flux compensation through angular flux mapping

Kuo-Hao Liao, Ching-Cherng Sun, Chi Shou Wu, Shih-Kang Lin, Tsung-Hsun Yang, Yeh-Wei Yu

OE, Vol. 60, Issue 09, 091505, (May 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.9.091505

KEYWORDS: Aspheric lenses, Light emitting diodes, Lens design, Light sources, Optical engineering, Visual process modeling, Solid state lighting, Optical design, Monte Carlo methods, Illumination engineering

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Proceedings Article | 5 September 2019 Paper

A laser pumping double-light-source module with photon-recycling

Shih-Kang Lin, Yu-Wen Su, Xuan-Hao Lee, Yeh-Wei Yu, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume 11104, 111040K (2019) https://doi.org/10.1117/12.2529735

KEYWORDS: Laser scattering, Light scattering, Infrared radiation, Laser development, Reflectivity, Scattering, Absorption

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Proceedings Article | 30 August 2019 Paper

Fast measurement of chromatic BSDF and its application to LED lighting

Yeh-Wei Yu, Wei-Hsin Chen, Tsung-Hsun Yang, Xuan-Hao Lee, Ching-Cherng Sun

Proceedings Volume 11104, 111040I (2019) https://doi.org/10.1117/12.2532856

KEYWORDS: Diffusers, Light scattering, Scattering

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Proceedings Article | 30 August 2019 Paper

Lighting design of an indoor sports field

Xuan-Hao Lee, Shih-Kang Lin, Yeh-Wei Yu, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume 11104, 111040M (2019) https://doi.org/10.1117/12.2529898

KEYWORDS: Light sources and illumination

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Proceedings Article | 2 November 2018 Paper

Repairing IR depth image with 2D RGB image

Yeh-Wei Yu, Tzu-Kai Wang, Chi-Chung Lau, Jia-Ching Wang, Tsung-Hsun Yang, Jann-Long Chern, Ching-Cherng Sun

Proceedings Volume 10745, 1074505 (2018) https://doi.org/10.1117/12.2321205

KEYWORDS: Infrared imaging, RGB color model, Image processing, Edge detection, Clouds, Light, Image resolution, Image sensors, Information operations

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Proceedings Article | 17 September 2018 Presentation + Paper

Design of coded structured light based on square-shaped primitives

Chi-Chung Lau, Ching-Cherng Sun, Tsung-Hsun Yang, Yeh-Wei Yu, Si-Min Chou

Proceedings Volume 10745, 1074504 (2018) https://doi.org/10.1117/12.2320190

KEYWORDS: Structured light, Structural design, Projection systems, Binary data, 3D acquisition, Cameras, 3D modeling, Computer programming, Image processing

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Proceedings Article | 17 September 2018 Paper

CCT stabilization and phosphor temperature detection in pc-WLEDs

Tsung-Hsun Yang, Hsu-Yi Huang, Hsin-Mei Wu, Xuan-Hao Lee, Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 10745, 107450M (2018) https://doi.org/10.1117/12.2320098

KEYWORDS: Light emitting diodes, Blue light emitting diodes, Temperature metrology, External quantum efficiency, Thermal effects, Light sources, Quenching (fluorescence), Quantum efficiency, Packaging

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Proceedings Article | 17 September 2018 Paper

Optical design of LED marine beacons

Shih-Kang Lin, Yung-Chang Jen, Xuan-Hao Lee, Yeh-Wei Yu, Tsung-Hsun Yang, Ching-Cherng Sun

Proceedings Volume 10745, 107450O (2018) https://doi.org/10.1117/12.2319821

KEYWORDS: Light emitting diodes, Ocean optics, Optical design, Light sources, Lens design, Solid state lighting

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Proceedings Article | 4 September 2018 Paper

3D shape measurements using phase-encoded patterns and phase-shifting techniques

Ching-Cherng Sun, Yeh-Wei Yu, Wei-Hung Su

Proceedings Volume 10755, 1075512 (2018) https://doi.org/10.1117/12.2323813

KEYWORDS: Phase shifts, 3D metrology, Binary data, Fringe analysis, Inspection, Phase measurement, Sun, Image sensors, Imaging arrays, Detection and tracking algorithms

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Proceedings Article | 3 September 2015 Paper

Optical model of optical volume diffusion plate: polycarbonate plate doped with silicon dioxide micro particle

Che-Chu Lin, Yeh-Wei Yu, Yu-Heng Chen, Ming Le, Ching-Cherng Sun, Jong-Wu Chen, Chih-Yuan Cheng

Proceedings Volume 9578, 957812 (2015) https://doi.org/10.1117/12.2189144

KEYWORDS: Scattering, Diffusers, Light scattering, Imaging systems, Vignetting, Silica, Cameras, Particles, Diffusion, Light sources and illumination

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SPIE Journal Paper | 3 February 2015

Discovery of a self-pumped, phase-conjugate mirror with high speed, high image quality, and large accepted incidence area

Che-Chu Lin, Yeh-Wei Yu, Chih-Yuan Cheng, Ching-Cherng Sun

OE, Vol. 54, Issue 02, 023101, (February 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.2.023101

KEYWORDS: Phase conjugation, Mirrors, Optical proximity correction, Image quality, Crystals, Linear filtering, Four wave mixing, Reflectivity, Image resolution, Sun

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Proceedings Article | 17 November 2010 Paper

Study of collinear VHS: point spread function and shift selectivity

Ching-Cherng Sun, Yeh-Wei Yu, Chih-Yuan Cheng

Proceedings Volume 7848, 78480Y (2010) https://doi.org/10.1117/12.869871

KEYWORDS: Point spread functions, Holography, Modulation, Fourier transforms, Charge-coupled devices, Spatial light modulators, Diffraction, Autoregressive models, Phase shift keying, Volume holography

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Proceedings Article | 17 November 2010 Paper

Deformation originated from the thermal expansion of volume holograms

Chi Shou Wu, Chien Min Shih, Hwia May Chu, Te Yuan Chung, Yeh-Wei Yu, Ching-Cherng Sun

Proceedings Volume 7848, 784810 (2010) https://doi.org/10.1117/12.870660

KEYWORDS: Holograms, Volume holography, Crystals, Diffraction, Refractive index, Beam splitters, Thermal modeling, Polarization, Light, Temperature metrology

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SPIE Journal Paper | 1 February 2009 Open Access

Point spread function by random phase reference in collinear holographic storage

Ye-Wei Yu, Chih-Yuan Cheng, Shu-Ching Hsieh, Tun-Chien Teng, Ching-Cherng Sun

OE, Vol. 48, Issue 02, 020501, (February 2009) https://doi.org/10.1117/12.10.1117/1.3080725

KEYWORDS: Point spread functions, Modulation, Holography, Phase shift keying, Binary data, Phase modulation, Holograms, Spatial light modulators, Volume holography, Systems modeling

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Proceedings Article | 18 November 2008 Paper

Pixel shift selectivity of the collinear holographic storage system

Ye-Wei Yu, Shu-Ching Hsieh, Tun-Chien Teng, Chih-Yuan Cheng, Ching-Cherng Sun

Proceedings Volume 7138, 71380Q (2008) https://doi.org/10.1117/12.817990

KEYWORDS: Modulation, Point spread functions, Holography, Charge-coupled devices, Phase shift keying, Phase modulation, Amplitude modulation, Binary data, Digital micromirror devices, Fourier transforms

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Showing 5 of 36 publications

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