In addition, the digital imaging technology patent protection are invalidated.

此外，人们对数字成像技术的专利保护也已经开始失效。

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Main theme: Imaging Science and Technology in the Digital Era.

会议主题：数字时代的影像科学技术。

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Main theme: Imaging Science and Technology in the Digital Era.

会议主题：数字时代的影像科学技术。

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