Carrasco, C

Cerrolaza, B

Cerrolaza, Juan J

De Smet, Herbert

Geday, MA

Otón, E

English

Ghent University Academic Bibliography

[1] Y. Igarashi, T. Yamamoto, Y. Tanaka, J. Someya, Y. Nakakura, M. Yamakawa, Y. Nishida, T. Kurita. SID’04 Digest of Technical Papers. 2004, 1262-1265.[2] Michael E. Becker. Journal of the SID. 2008, 16/10, 989-1000[3] W. Song, X. Li, Y. Zhang, Y. Qi, X. Yang. Journal of the SID. 2008, 16/5, 587-593.ACKNOWLEDGMENTS: Authors are indebted  to Military University of Warsaw (Prof. R. Dabrowski) for providing the LC materials employed in this work. Financial support from the Comunidad Autónoma de Madrid FACTOTEM, P-ESP-000417-0505 and the Spanish Ministerio de Ciencia e Innovación CONSOLIDER C project “Adaptative Liquid Crystal Optical Devices (ALCOD)” TEC 2008-00147.Motion Blur in video-rate displays B. Cerrolaza1 , H. De Smet2, Juan J. Cerrolaza3, E. Otón1, C. Carrasco1, M. A. Geday1 1 Dpto. Tecnología Fotónica, ETSI Telecomunicación, Universidad Politécnica de Madrid, Ciudad Universitaria, Madrid, Spain  2 ELIS-TFCG/IMEC Technologiepark 914, B9052 Gent, Belgium3 Dpto. Ingeniería Eléctrica y Electrónica. Universidad Pública de Navarra,  Pamplona, Spain Corresponding Author: bcerrolaza@tfo.upm.esWHAT IS MOTION BLUR?IDEAL & REAL MATERIALS:CAUSED BY:9 Slow LC response time.9 Excitation & Hold temporal rendering method of LCDs.9 Smooth pursuit eye movement of the human visual system. BlurredEdgeThe basic parameteris the BrightnessEdge WidthBEWSome Maths:N Gray LevelsM = N(N-1) Transitions9MPRT is an objective andquantitative parameter proposed forstandard characterization of MotionBlur artifact, and quantification ofthe visual perception of movingimages.9Grey to Grey (G2G) ResponseTime Curves (RTC) must be takeninto account to measure MPRT.L1L2In an ideal material that switchesinstantly the BEW parameter onlydepends on object speed vp.Motion Blur is customarily alleviated by increasing theframe rate. The figures at the left show the behavior ofseveral materials, compared to an ideal case, forseveral frame rates. The histogram below gathers theresults keeping constant the object speed (pixels/s).RESULTS

Motion Blur in video-rate displays

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Motion Blur in video-rate displays

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