作者: Heidi A. Green , M. David Green , Norman D. Corison
DOI:
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摘要: A licensing envelope provides use of an application or device on a metered basis. The can be used with without connection to computer network. In one embodiment, is provided dynamically linked library for the envelope. verifies that access enabled and calls local server when opened. connects transfers data remote periodic provide authorization codes additional application, bill user, forward payment vendor.