Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ADVERTISEMENT DEVICE AND WORKING METHOD ON BASIS OF 3D HOLOGRAPHIC PROJECTION TECHNOLOGY
Document Type and Number:
WIPO Patent Application WO/2021/248515
Kind Code:
A1
Abstract:
An advertisement device and a working method on basis of a 3D holographic projection technology. The advertisement device comprises a mounting base (1); an upper top portion (2) is provided above the mounting base (1), several supporting vertical plates (11) are provided between the mounting base (1) and the upper top portion (2); a holographic projection imaging device (4) is mounted between the mounting base (1) and the upper top portion (2), and the holographic projection imaging device (4) comprises a projection receptor (41) and a projector (42) which are relatively fixed in the up and down direction; the projection receptor (41) is provided with a photochromic glass group (5) attached to or provided around the projection receptor (41); and several light sensors (51) are provided on a side face of the projector (42). The present invention solves the problem that a holographic image effect is greatly affected by external illumination, and has the advantages of stable projection, good advertisement display effect, etc.

Inventors:
FANG WEIHUA (CN)
Application Number:
PCT/CN2020/096431
Publication Date:
December 16, 2021
Filing Date:
June 16, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HUZHOU QINGMI MEDIA TECH CO LTD (CN)
International Classes:
G09F19/18; G03B21/56; G03B35/18
Foreign References:
CN206258672U2017-06-16
CN208172384U2018-11-30
CN201872577U2011-06-22
CN109521564A2019-03-26
CN109035886A2018-12-18
KR101910878B12018-12-20
Attorney, Agent or Firm:
ZHEJIANG YONGDING LAW FIRM (CN)
Download PDF: