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科技與工程學院
電機工程學系
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73890
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search.filters.author.余祐誠
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search.filters.author.YU, Yu-Cheng
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search.filters.subject.Color electronic paper
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search.filters.subject.Data compression
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search.filters.subject.Image decompression chip
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search.filters.subject.彩色電子紙
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search.filters.subject.影像解壓縮晶片
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彩色電子紙廣告看板的資料壓縮方法
(
2024
)
余祐誠
;
YU, Yu-Cheng
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本文探討了多粒子彩色電子紙廣告看板的資料壓縮方法。隨著電子廣告看板尺寸的擴大,儲存顯示影像所需的緩衝記憶體和閃存容量也隨之增加。由於彩色電子紙具有特定的顯示機制,目前的影像壓縮方法並不完全適用於這種應用。因此,本文提出了一種高效的彩色電子紙圖像壓縮方法,此方法具有簡單的解壓縮機制,能顯著降低設備端解壓縮晶片的成本。同時,在保持影像品質的前提下,儲存影像所需的記憶體空間也得到了顯著減少。解壓縮功能已在FPGA上完成驗證,結果顯示其效能與使用多核心CPU的電腦計算結果相近。
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