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Device and method used for protecting DRM license file
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Database management system and method used for smart cards
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Remote control system
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Method and device for maintaining list of neighbor cells
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Instant communication device
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Method and device for realizing cloaking of mobile terminal
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Service module and digital equipment supporting same
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Method and device for controlling communication
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Method and smart card for supporting off-line application
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Content processing program downloading method and device
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Method and device for executing key mapping
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Method and device for downloading content
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Method and device for providing security in near field communication
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