Patent ID: 11899398
Assignee: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  B  Y | IPC B  G

Claim 2:
3. A simple multi-view naked-eye 3D cigarette packaging carton,
comprising a carton body, a cover, a frame, and the collapsible pyramid holographic projection imager according to claim 1, wherein
the cover is provided on the carton body;
the frame is provided in the carton body;
a support portion is provided on the frame, and a lower portion of the support portion is a cigarette packet accommodating cavity;
in response to a stored state of the cigarette packaging carton, the collapsible pyramid holographic projection imager is collapsed and then stored on the support portion, and a cigarette packaging carton is stored in the cigarette packet accommodating cavity; and
in response to a displayed state of the cigarette packaging carton, the cigarette packaging carton is taken out from the cigarette packet accommodating cavity; the collapsible pyramid holographic projection imager is taken out from the support portion; the collapsible pyramid holographic projection imager is expanded and then placed in the cigarette packet accommodating cavity; an image generation device is provided on the support portion; and a video or an image played by the image generation device is projected to the collapsible pyramid holographic projection imager to form a 3D image.