专利名称：Security viewing method and device发明人：Achari, Karim,Loheac, Ronan申请号：EP08103155.1申请日：20080328公开号：EP1975840B1公开日：20180905
摘要：The method involves allocating two zones of a screen of a payment terminal totwo sets of information using filters and a direct memory access (30), independently froman open operating system e.g. UNIX(RTM: powerful multitasking operating system),where one set of information is edited by a secured operating system. The two sets ofinformation are transferred to the screen under an exclusive control of the securedoperating system to produce a security visualization of the set of information. The twosets of information are combined using a real video RAM (34). An independent claim isalso included for a device for securely visualizing information on a screen of a paymentterminal.
申请人：Ingenico Group,INGENICO GROUP,INGENICO GROUP
地址：FR
国籍：FR
代理机构：Vidon Brevets & Stratégie
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