Presentation 2009/1/22
Subjective Assesment of Image Quality in Simultaneous Scanning of Multiple line on PDP
Takenobu USUI, Keiji ISHII, Yoshikuni HIRANO, Yoshimichi TAKANO, Yukio MURAKAMI,
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Abstract(in English) We are currently in the process of developing Super-Hi-Vision (SHV) system with 4320 scanning lines. In order to reproduce the image obtained on SHV on plasma display panel (PDP), the frequency of address drive circuit must be increased. This is because the address discharge period for 4320 scanning lines is so long that the desired frame rate and brightness cannot be secured for PDP. However, an increase in the frequency of the address drive circuit can result in unstable discharge and image degradation. Hence, we propose a method for simultaneous scanning of multiple lines to shorten the address discharge period and also perform a subjective assessment test to evaluate the quality of the image obtained with this method. The test results reveal a significant degradation in image quality when this method is applied to subfields with a large luminescence weight. We also confirm that it is advantageous to use the minimum error method to choose the display data.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) PDP / driving circuit / SHV
Paper # EID2008-63
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Committee EID
Conference Date 2009/1/22(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Subjective Assesment of Image Quality in Simultaneous Scanning of Multiple line on PDP
Sub Title (in English)
Keyword(1) PDP
Keyword(2) driving circuit
Keyword(3) SHV
1st Author's Name Takenobu USUI
1st Author's Affiliation NHK Science & Technical Research Laboratories()
2nd Author's Name Keiji ISHII
2nd Author's Affiliation NHK Science & Technical Research Laboratories
3rd Author's Name Yoshikuni HIRANO
3rd Author's Affiliation NHK Science & Technical Research Laboratories
4th Author's Name Yoshimichi TAKANO
4th Author's Affiliation NHK Science & Technical Research Laboratories
5th Author's Name Yukio MURAKAMI
5th Author's Affiliation NHK Science & Technical Research Laboratories
Date 2009/1/22
Paper # EID2008-63
Volume (vol) vol.108
Number (no) 421
Page pp.pp.-
#Pages 4
Date of Issue