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专利名称:METHOD FOR COPY PROTECTING A
RECORD CARRIER, COPY PROTECTEDRECORD CARRIER AND MEANS FORDETECTING ACCESS CONTROLINFORMATION
发明人:NEWMAN, Peter, A.申请号:EP919415.0申请日:19980525公开号:EP0916134A1公开日:19990519
摘要:A transflective liquid-crystal display device comprising a display cell (1) and areflective polarizer (9), which preferably incorporates a cholesteric mirror (12) whichpractically completely reflects incident radiation of a specific polarization (left-hand orright-hand) originating from the display cell (reflective effect) and which passes asubstantial degree of radiation of the same polarization originating from (a light source(10) on) the other side (transmissive effect).
申请人:C-Dilla
地址:Woodley House, Crockhamwell Road, Woodley Reading, Berkshire RG5 3JP GB
国籍:GB
代理机构:Faessen, Louis Marie Hubertus
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