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Application of video technology

What are the video technologies and how do they apply? In this article, Dr Ming Yan discusses his recent research.

Video calling

Video calling is divided into two ways: over the Internet Protocol (IP) line and over the regular telephone line. Video call usually refers to a communication method based on the Internet and mobile Internet, through the real-time transmission of voice and image between mobile phones.

Telemedicine

The development of telemedicine has narrowed the distance between patients and doctors, so that doctors can make timely diagnosis of patients’ conditions without patients’ personal visit, and save patients’ treatment time. Through telemedicine, patients can obtain the diagnosis opinion of doctors in a very short time, which is beneficial to the receiving hospital and patients to grasp the best time for diagnosis and treatment.

With the development of science and technology and the progress of communication tools, the industry believes that telemedicine will gradually replace the traditional way of medical treatment, patients must visit in person, so that patients can get professional diagnosis and treatment without leaving home.

Security monitoring

With the development of economy and the improvement of people’s living standards, video surveillance is more and more widely used in life. People pay special attention to the application and development of video processing technology under the new situation.

With the increasing demand for the quality of surveillance images, improving the practical value of surveillance images has become a new requirement for the whole security monitoring industry. In such a situation, the birth of digital video in the field of security monitoring four major technologies.

The process of video image processing involves the process of video image data acquisition, transmission, processing, display and playback. These processes together form the whole cycle of a system, which can operate continuously. In the scope of video image processing technology, the most important is including the image compression technology and video image processing technology. At present, the mainstream video image processing technologies on the market include: intelligent analysis processing, video fog and anti-reflection technology, wide dynamic processing, super resolution processing, etc.

Your task

Please give an example of how video technology has brought you convenience in real life.

Share your thoughts and ideas in the comments below.

© Communication University of China
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Introduction to Digital Media

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