In today's digital and information age, audio and video technology has become an indispensable part of our daily lives. Whether it's in online education, telemedicine, entertainment and leisure, or news reporting, audio and video technology has permeated every corner with its unique charm. This issue of the Audio and Video Technology Weekly will take you on an in-depth exploration of the latest progress and trends in this field. I. The Deep Integration of AI and Audio-Video Technology With the rapid development of artificial intelligence technology, the integration of AI and audio-video technology has become a trend. Through AI algorithms, we can achieve more accurate functions such as speech recognition, image analysis, and content recommendation, thus providing users with a more personalized audio-visual experience. For example, in the field of audio-video editing, AI technology can automatically complete tasks like video clipping and special effects production, greatly improving the production efficiency and quality. Meanwhile, AI technology can also be used for the review and filtering of audio-video content to ensure the legality and security of the content. II. 5G and Cloud Computing Facilitate Audio-Video Transmission The popularization of 5G networks and the development of cloud computing technology have brought unprecedented convenience to audio-video transmission. The high speed and low latency characteristics of 5G networks make it possible to transmit ultra-high-definition and even 8K videos, greatly enhancing the viewing experience of users. And cloud computing technology, with its powerful computing and storage capabilities, provides more efficient and flexible solutions for audio-video processing. With the help of cloud computing platforms, we can achieve rapid processing, storage, and distribution of audio-video content, greatly reducing operating and time costs. III. Application Cases of Audio-Video Technology in Various Fields There are numerous application cases of audio-video technology in various fields. In the education field, high-definition video conferencing and live streaming technologies have made distance education possible, allowing the dissemination of knowledge to no longer be restricted by geographical location. In the medical field, through real-time audio-video communication technology, doctors can conduct remote diagnosis and treatment as well as surgical guidance, greatly improving the accessibility and efficiency of medical services. In addition, in fields such as entertainment and news reporting, audio-video technology is also playing an increasingly important role, providing people with a richer and more diverse audio-visual experience. IV. The Learning Path and Development Direction of Audio-Video Technology For those who want to engage in the development of audio-video technology, it is crucial to master certain basic knowledge and learning paths. Generally speaking, the development of audio-video technology requires knowledge in aspects such as speech signal processing, digital image processing, information theory, encapsulation formats, encoding and decoding, streaming media protocols, network transmission, rendering, and algorithms. At the same time, it is also necessary to pay attention to the latest technological developments and trends, such as the integration of AI and audio-video technology and the application of 5G and cloud computing. In future development, audio-video technology will continue to develop in the directions of higher definition, greater intelligence, and more convenience. On the one hand, with the continuous progress of technology and the in-depth expansion of applications, audio-video technology will play an important role in more fields. On the other hand, we also need to pay attention to the challenges and problems brought by technology, such as the security and privacy protection of audio-video content and the improvement of transmission efficiency and stability.