成都宇飞信息工程有限责任公司

Academy

Li Bingfa

Li Bingfa

Professor Li Bingfa has studied and worked at Manchester University and Manchester Institute of Technology. He has been a visiting professor and visiting professor at Baptist University in Hong Kong three times. He has been engaged in teaching and scientific research in the School of Computer Science of Sichuan University for nearly 40 years, and has taught more than 20 courses for undergraduate, graduate and foreign students. He has completed 7 major scientific research projects at the provincial and ministerial levels, and published more than 140 academic papers, of which more than 30 papers are indexed by SCI, EI and ISTP . He has won the second prize of scientific and technological progress of the Ministry of Petroleum, the second prize of Sichuan Province Excellent Teaching Award, and Sichuan

2023-01-16

Circular of the Film Bureau of the State Administration of Press, Publication, Radio, Film and Television on Strengthening the Use of Digital Watermarking Technology and Strictly Protecting Film Copyright

Circular of the Film Bureau of the State Administration of Press, Publication, Radio, Film and Television on Strengthening the Use of Digital Watermarking Technology and Strictly Protecting Film Copyright

Film Digital Program Management Center of the General Administration of Film, all film production and distribution units, all film post-production units, China Film Producers Association, China Film Distribution and Exhibition Association: At present, the infringement and illegal behavior of theaters illegally recording and illegally disseminating films through the network has seriously infringed the legitimate rights and interests of film parties and hindered the healthy and sustainable development of the film industry.　　In view of the fact that "digital watermarking" is an effective technical means to track pirated film information, for this reason, each film post-production unit should inform the entrusting party to activate the digital watermark function when undertaking the digital copy processing and key production of the film to ensure that the film is relevant when it is shown in theaters

2023-01-16

The national standard of "Printing Digital Watermark" was officially released

The national standard of "Printing Digital Watermark" was officially released

Printed digital watermark, standard number: GB/T36303-2018 After the National Anti-counterfeiting Standardization Technical Committee submitted to the National Standards Administration Committee for review, it was officially announced on June 7, 2018, and will be officially implemented on October 1, 2018.　　As the leader of the standard drafting team, Chengdu Yufei Information Engineering Co., Ltd. has fully participated in the standard drafting, solicitation of opinions, review and approval of the standard. The content of the standard is comprehensive, scientific and accurate to reflect and summarize "digital watermark" and "computer-multimedia"

2023-01-16

Li Ke

Li Ke

Li Ke, born in March 1988, graduated from Jinjiang College of Sichuan University with a bachelor's degree in computer science and technology, and then was admitted to the National Defense Key Discipline Laboratory of Visual Synthetic Graphics and Image Technology of Sichuan University for a Ph.D. degree; He is currently the deputy general manager and manager of the R&D department of the face recognition division of Sichuan Chuanda Zhisheng Software Co., Ltd., responsible for the research and development of face recognition security products. Dr. Li Ke is mainly engaged in the research and development of image and video processing, pattern recognition and computer vision, including video analysis and processing, deep learning, face recognition, etc. As a project leader or principal researcher, he has participated in more than ten national/national defense longitudinal scientific research projects; It includes the research work of major scientific research projects such as the National Natural Science Foundation of China, the National Major Instrument and Equipment Development Project, the National Key Research and Development Program, the Electronics Industry Fund of the Ministry of Industry and Information Technology, and the Sichuan Science and Technology Support Program, and has published many papers in international and domestic academic journals and conferences.

2023-01-16

Screen digital watermark

Screen digital watermark

In the face of screenshots and photo leaks of sensitive information in online and mobile offices, it is difficult for modern encryption technology and its security systems to track and protect them.　　For example, the image information in the digital environment is transferred to other carriers by taking pictures, although the content of the information has not changed, but the carrying mode of the information has changed greatly, and the general traceability technology and tracking information life cycle and anti-attack ability can not continue to track and trace the source in the case of digital-analog conversion and analog-to-digital conversion of the information carrier.　　Based on Yufei digital watermark, combined with the latest application technologies such as visual synthesis and machine vision,

2023-01-16

It is proposed to recommend the application for the 2019 Sichuan Province Science and Technology Award Project to prove the publicity results

It is proposed to recommend the application for the 2019 Sichuan Province Science and Technology Award Project to prove the publicity results

It is proposed to recommend the application for the 2019 Sichuan Province Science and Technology Award Project to prove the publicity results

2023-01-16

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Current applications

2023-01-16

Digital watermark features?

2023-01-16

What is a digital watermark?

2023-01-16

The bank deposit certificate was found to be fraudulent one year later, and 200 million deposits disappeared, and the bank said it did not know

2023-01-16

Digital watermarks are used in the field of information security

2023-01-16

Research on image-based information hiding and information detection technology

2023-01-16

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