Abstract

This paper is a report on the mathematical analysis and working principle of a wide color gamut autostereoscopic 2D-3D switchable display based on the dynamic subpixel arrangement method. The display prototype discussed in the paper has three major distinctions. First, the use of dynamic subpixel arrangement method and eye-tracking system has improved its performances in the resolution, crosstalk and 2D/3D switching statistics. Second, a design of Quantum-Dot-Polymer (QDP) film and optical layer combined backlight has enhanced its viewing angle and color gamut. Third, the application of parallel computing to the dynamic subpixel arrangement method has improved its real-time performance. Base on observation from finished fabrication and experiment, this prototype has already demonstrated noticeable enhancement in terms of color gamut expansion-reaching 77.98% according to ITU-R Recommendation BT.2020 (Rec.2020), and crosstalk reduction-with the minimum crosstalk rate at nearly 6%. Close comparison with two other commercial 3D displays (BENQ XL2707-B and View Sonic VX2268WM) are also presented in the paper for sufficiency.

Highlights

  • Since its creation, three-dimensional (3D) display has been attracting uninterrupted attention from academia and businesses

  • Among a range of 3D displays, typical stereoscopic ones equipped with auxiliary glasses are frequently chosen for relatively low crosstalk rate

  • As those transparent lenses would turn opaque at a voltage to block the view, when a vertical synchronization signal aligned with screen refresh rate appropriately controls the alternate voltage, 3D display could be delivered through

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Summary

INTRODUCTION

Three-dimensional (3D) display has been attracting uninterrupted attention from academia and businesses. While processing the changing eye position information tracked by eye-tracking system, this precise mechanical structure could provide high-resolution, low crosstalk 3D images as the viewer moves in a wide viewing range in Z-direction. In the left-eye view only pure black images would be seen, and in the right-eye view, only pure white images In this setting, exit pupil parameters are determined. As parameter d and d have the same subpixel arrangement mode (as shown in Eqs. (7)), the corresponding mode (Qm) of position Q could be figured out with Eqs. (8) and Eqs. (9) together

THE PRINCIPLE OF VIEWING DISTANCE CONTROL
CONCLUSION
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