Presentation 1999/1/21
Reduction of background emission at the set-up period of AC-PDP using ramp waveform
N. Kosugi, Y. Ito, K. Wani, Weber L.F,
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Abstract(in English) Back ground emission of AC-PDP deteriorates picture quality such as contrast ratio. Back ground emission occurs at a set-up period in which all pixels are activated to form initial wall voltage. Wall voltage input-output(WVIO)curve was studied for color AC-PDP to optimize a set-up waveform for low back ground emission. It was found that a ramp waveform slower than 7.5V/μs reduces the back ground emission to the level of less than 10% of the conventional waveform. A42"panel with contrast ratio of 550:1 was commercialized using the ramp waveform.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) PDP / contrast ratio / set-up / wall voltage / wall charge
Paper # EID98-95
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Committee EID
Conference Date 1999/1/21(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Reduction of background emission at the set-up period of AC-PDP using ramp waveform
Sub Title (in English)
Keyword(1) PDP
Keyword(2) contrast ratio
Keyword(3) set-up
Keyword(4) wall voltage
Keyword(5) wall charge
1st Author's Name N. Kosugi
1st Author's Affiliation Matsushita Electric Industrial Co., Ltd.()
2nd Author's Name Y. Ito
2nd Author's Affiliation Matsushita Electric Industrial Co., Ltd.
3rd Author's Name K. Wani
3rd Author's Affiliation Matsushita Electric Industrial Co., Ltd.
4th Author's Name Weber L.F
4th Author's Affiliation Plasmaco, Inc.
Date 1999/1/21
Paper # EID98-95
Volume (vol) vol.98
Number (no) 549
Page pp.pp.-
#Pages 6
Date of Issue