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Digital Holographic Display System with Large Screen Based on Viewing Window Movement for 3D Video Service
Authors:Minsik Park  Byung Gyu Chae  Hyun‐Eui Kim  Joonku Hahn  Hwi Kim  Cheong Hee Park  Kyungae Moon  Jinwoong Kim
Affiliation:1. Minsik Park (phone: +82 42 860 1231, pms@etri.re.kr) is with the Broadcasting & Telecommunications Media Research Laboratory, ETRI and with the Department of Computer Science and Engineering, Chungnam National University, Daejeon, Rep. of Korea.;2. Hyun‐Eui Kim (turnn@etri.re.kr), Kyungae Moon (kamoon@etri.re.kr), and Jinwoong Kim (jwkim@etri.re.kr) are with the Broadcasting & Telecommunications Media Research Laboratory, ETRI, Daejeon, Rep. of Korea.;3. Byung Gyu Chae (bgchae@etri.re.kr) is with the IT Convergence Technology Research Laboratory, ETRI, Daejeon, Rep. of Korea.;4. Joonku Hahn (jhahn@knu.ac.kr) is with the School of Electronics Engineering, Kyungpook National University, Daegu, Rep. of Korea.;5. Hwi Kim (hwikim@korea.ac.kr) is with the College of Science and Technology, Korea University, Sejong, Rep. of Korea.;6. Cheong Hee Park (cheonghee@cnu.ac.kr) is with the Department of Computer Science and Engineering, Chungnam National University, Daejeon, Rep. of Korea.
Abstract:A holographic display system with a 22‐inch LCD panel is developed to provide a wide viewing angle and large holographic 3D image. It is realized by steering a narrow viewing window resulting from a very large pixel pitch compared to the wave length of the laser light. Point light sources and a lens array make it possible to arbitrarily control the position of the viewing window for a moving observer. The holographic display provides both eyes of the observer with a holographic 3D image using two vertically placed LCD panels and a beam splitter to support the holographic stereogram.
Keywords:Holographic display  viewing window  large screen  wide angle  3D video
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