美国法上的版权刑事保护经历了轻罪时期、重罪化变革、非侵权行为的犯罪化尝试以及加强侵犯版权犯罪执行力的不同阶段,通过对这些立法事实的回溯,有助于了解版权刑事保护的产生及进一步发展完善的背景及原因,从而对版权刑事保护保护的全球化乃至我国版权刑事保护的立法与实践获得更加理性的认识。 Copyright criminal protection in American law has gone through stages of misdemeanor, criminalization of felony change and non-infringement, as well as different stages of enforcing the enforcement of copyright crimes. Through the backtracking of these legislative facts, it is helpful to understand copyright criminal protection And to further develop and perfect the background and causes, so as to obtain a more rational understanding of the globalization of copyright protection and even the legislation and practice of copyright criminal protection in our country.