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JND-Based Power Consumption Reduction for OLED Displays

Ji-Hoon CHOI, Oh-Young LEE, Myong-Young LEE, Kyung-Jin KANG, Jong-Ok KIM

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Summary :

With the appearance of large OLED panels, the OLED TV industry has experienced significant growth. However, this technology is still in the early stages of commercialization, and some technical challenges remain to be overcome. During the development phase of a product, power consumption is one of the most important considerations. To reduce power consumption in OLED displays, we propose a method based on just-noticeable difference (JND). JND refers to the minimum visibility threshold when visual content is altered and results from physiological and psychophysical phenomena in the human visual system (HVS). A JND model suitable for OLED displays is derived from numerous experiments with OLED displays. With the use of JND, it is possible to reduce power consumption while minimizing perceptual image quality degradation.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E99-A No.9 pp.1691-1699
Publication Date
2016/09/01
Publicized
Online ISSN
1745-1337
DOI
10.1587/transfun.E99.A.1691
Type of Manuscript
PAPER
Category
Image

Authors

Ji-Hoon CHOI
  Korea University
Oh-Young LEE
  Korea University
Myong-Young LEE
  LG Electronics Inc.
Kyung-Jin KANG
  LG Electronics Inc.
Jong-Ok KIM
  Korea University

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