1. Introduction of MESH ad hoc network and its main technologiesMESH ad hoc network is a new type of wireless network that is completely different from traditional wireless networks. It is a technology that dynamically establishes new links to connect with other nodes. It has the advantages of self- Read More

With the rapid development of radio technology, limited frequency resources have been unable to meet the increasing demand for frequency. In order to improve the utilization efficiency of frequency resources, comprehensive management of frequency resources has received widespread attention. During t Read More

It is generally expected that the launch of 5G networks will have a huge impact on automation and control applications, as it focuses on machine type communications and support for the Industrial Internet of Things (IIoT). The 5G communication standard provides higher bandwidth and functions, can se Read More

With the help of next-generation radio technology and applications, autonomous high-speed trains can freely cross national and continental borders and run safely and smoothly. This scene may become a reality in the future.The World Radiocommunication Conference 2019 (WRC-19) forms a resolution to en Read More

As a high-risk production industry, petrochemical companies face many challenges in real-time communication and management. At present, the petrochemical industry generally adopts professional wireless communication technology to facilitate fast and effective management decisions. Professional wirel Read More

At present, China is in the fast-moving stage of the integration of industrialization and informatization. Industries, mainly industries, need to realize intelligence, remoteness, real-time and automation. In China, the application of the Internet of Things has been officially listed as an important Read More

Market requirementsThe petroleum and petrochemical industries are the basic and strategic industries of China's national economic and social development, and their development and growth have received great attention from the party and the state. Information technology and communication engineering Read More

As one of the important communication methods for today's enterprises and government departments, walkie-talkies have made great strides towards the digital age. Whether for oil drilling platforms, petroleum fire protection systems, chemical industry, or emergency rescue in the petrochemical industr Read More

As the pillar industry of the national economy, China's petroleum and petrochemical industry bears the important responsibility of ensuring national energy security. With the acceleration of the process of industrialization and urbanization, the pressure on the industry is increasing day by day, and Read More