A projector that can instantly share the image of the slideshow being played

Abstract

A projector capable of instantly sharing the images of the displayed slides, in addition to having the components and functions of a general projector, a signal processing device (101) and a network device (102) are also provided, and the signal processing device (101) converts input The video signal is converted into a video data stream, and the video data stream is provided to each network terminal (4) for extraction in a real-time manner through a network device (102). In some large-scale conferences, due to the large conference venue and the large number of people, not every position can clearly see the projector screen (2). With the projector (1) of the present invention, the conference participants can connect to the Internet as long as they carry them. The network terminal (4), such as a notebook computer, can extract the video data stream from the projector (1) through its notebook computer, instantly see the same image content as the screen (2), or download the lecturer's slideshow file , and the video data stream can be stored in the computer for easy viewing in the future.

Description

【Technical field】 [0001] The invention relates to a projector capable of sharing the played slide image in real time. 【Background technique】 [0002] When general large and medium-sized conferences are held, most of them provide projector equipment for the speaker to use, which can facilitate the speaker to play some slides to match the speech content during the speech process, making it easier for the participants to understand the speaker's speech , especially in some academic conferences, most speakers will pre-produce some slides to accompany their speeches. However, due to the limitation of the meeting place, it often happens that some participants cannot clearly see the content of the slideshow, especially some slideshows with small fonts. People who are far away from the projector screen cannot see the projection clearly. The small font in the film affects their understanding of the speaker's speech, which is a problem to be solved. 【Content of invention】 [0003]...

AI Technical Summary

Problems solved by technology

However, due to the limitation of the meeting place, it often happens that some participants cannot clearly see the content of the slideshow, especially some slideshows with small fonts. People who are far away from the projector screen cannot see the projection clearly. The small font in the film affects their understanding of the speaker's speech, which is a problem to be solved

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