专利名称：Method and apparatus for preventing
unintentional perusal of computer displayinformation
发明人：Parikh, Shrikant N.,Manthuruthil, George
C.,Reddy, Hari N.
申请号：EP94480083.8申请日：19940906公开号：EP0647899A1公开日：19950412
专利附图：
摘要：A security enhancement for laptop computers comprises the use of a moving
visible area and an obscured area for the laptop screen. The visible area may be definedby the user to comprise a single word, a single line, or a plurality of lines of data. Theobscured area may comprise all remaining space on the laptop screen not defined as thevisible area. A user may specify that the obscured area be completely hidden from view(i.e., such as by blackening or whiting out the area) or difficult to view by others. Thepresent invention is particularly useful with a laptop computer in a crowded environmentsuch as while travelling on an airplane. The present invention will reduce the likelihood ofunauthorized viewing of possibly sensitive computer data by others.
申请人：INTERNATIONAL BUSINESS MACHINES CORPORATION
地址：Old Orchard Road Armonk, N.Y. 10504 US
国籍：US
代理机构：Lattard, Nicole
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