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dc.contributor.author高銘盛en_US
dc.contributor.author廖晨吟en_US
dc.contributor.author葉人瑋en_US
dc.date.accessioned2014-12-16T06:16:55Z-
dc.date.available2014-12-16T06:16:55Z-
dc.date.issued2009-10-21en_US
dc.identifier.govdocG11B007/007zh_TW
dc.identifier.urihttp://hdl.handle.net/11536/106166-
dc.description.abstract一種以結合半準位信號及多階層錯誤編碼的光碟防盜拷方法,本發明之方法是先於光碟設有加密鍵,再以設於光碟導入區之半準位信號及多階層錯誤編碼保護該加密鍵,使該加密鍵被正確解復之機率曲線產生明顯截止現象,達到防制盜拷之功效,而截止現象是依一定範圍之反射率而判斷。本發明係為一種低成本及防制各種方式盜拷之方法,並解決習用0位元與1位元被輕易複製的問題,且適用於一般播放器,不需複雜的配備及精密的檢測電路。zh_TW
dc.language.isozh_TWen_US
dc.title以結合半準位信號及多階層錯誤編碼的光碟防盜拷方法zh_TW
dc.typePatentsen_US
dc.citation.patentcountryTWNzh_TW
dc.citation.patentnumberI316242zh_TW
Appears in Collections:Patents


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