The fusion of intelligence and connectivity to achieve automated driving has become an industry consensus, but research on fusion of intelligence and connectivity applications at home and abroad is still in the exploratory stage. Therefore, it is necessary to investigate the current research situation of fusion application of Cellular Vehicle-to-Everything (C-V2X) and Advanced Driver-Assistance System (ADAS) at home and abroad, summarize the research methods of fusion applications, analyze the benefits of integrating C-V2X technology and typical fusion application scenarios, in order to explore standardization from two perspectives of fusional safety, and functional performance requirements.
Building an efficient, secure, and intelligent Internet of Vehicles (IoV) system is a key step towards realizing smart transportation in the future. The limited frequency band resources and highly redundant hardware design also have some impacts on the deepening process of IoV system. With the development of 6G communication technology, the application of integrated sensing and communications (ISAC) technology has become a new research direction for the construction of IoV system. By incorporating the ISAC technology, the hardware design in IoV system can be simplified, while realizing the intelligent rationing and efficient use of resources, which can actively promote the development of IoV system. Firstly, the main application scenarios of ISAC technology in IoV system are listed. Then, the infrastructure and key technologies of IoV enabled by ISAC are introduced. Finally, the challenges faced in the construction of IoV system enabled by ISAC are summarized and future development directions are proposed.
The technology of cross-domain collaboration based on MEC for Internet of Vehicles (IoV) is the key research point in the integration scenario of MEC-based C-V2X systems. The scenarios mainly include security, efficiency, collaboration, video, and information services. Each scenario involves processes and context specification information in the cross-domain collaborative interaction. At present, the technology of cross-domain collaboration based on MEC for IoV is in the early stage of development internationally, and organizations such as ETSI and 5GAA have not established corresponding and relatively complete international standards. Based on the mainstream edge computing system architecture of IoV, this paper focuses on the research of cross-domain requirements, interaction migration process and context specification based on MEC for application layers of IoV scenarios.
Intelligent connected vehicles (ICVs) have become the core focus of the global automotive industry. Along with the continuing improvement of the automotive network connection, the data-based product development and service extension gradually lead to the change of automotive product and service mode, and the data assets of ICVs are rapidly rising. Under the background of China’s vigorous development of the data element market, data in the field of ICVs have a huge value. The circulation of data elements can improve the quality and efficiency of automotive product R&D and production, and facilitate the high-quality development of the ICVs industry. This paper starts with the high-value scenarios for ICVs, and analyzes the applicability of the data element system in the field of ICVs. Then, it identifies the problems in the data circulation of ICVs in China, and puts forward the corresponding suggestions.
This paper first analyzes the key role that Internet of Vehicles (IoV) data elements play in promoting the development of intelligent transportation and digital cities as well as the development situation of the data field of IoV. Then, it analyzes the measures to develop the IoV data market in the process of building digital cities and integrating the IoV industry with other industries. Finally, it proposes the development ideas of industrial application and the construction of a systematic platform for IoV data scenarios.
This paper proposes a cooperative vehicle-infrastructure system that enables city-level traffic light information open service through direct communication (LTE-V2X PC5) or cellular communication (4G/5G Uu). It thoroughly analyzes the construction and implementation of this system in four key technical aspects: information acquisition, information communication, information processing, and information application. Then, it introduces specific solutions for diverse application directions or scenarios, exploring the potential of these technologies and solutions in improving traffic efficiency, reducing costs, and bolstering road safety. It also proposes an innovative city-level traffic light information open service architecture. This paper serves as an essential reference for the advancement of cooperative vehicle-infrastructure technology, and as a guide for the development of city-level intelligent traffic systems.
As one of the important applications of intelligent connected vehicles in the future, Automated Valet Parking(AVP) aims to solve the problem of difficult parking in cities. This paper first summarizes the background and concept of the AVP system, focusing on the system architecture based on the cooperative vehicle infrastructure system. Then, this paper elaborates on the architecture and key technologies of the AVP system based on 5G+AI, including collaborative perception, collaborative positioning, collaborative planning, and collaborative control. The AVP system reduces the cost and safety risks of the vehicle, accelerates the implementation of parking services, and provides certain demonstration and reference for the construction and scene demonstration promotion of the AVP system for vehicle-road coordination.
With the development of cooperative vehicle infrastructure technology, advanced communication methods such as optical fiber, Beidou, 5G, and C-V2X are being used in the transportation field. In order to improve the level of road service and ensure traffic safety, the processed information of road, environment, traffic, and management is transmitted to traffic participants by various means such as variable information signs, traffic broadcasts, and on-board units. This article analyzes and summarizes three types of application scenarios with strong public experience, including urban intelligent connected buses, safety warnings at non-signal controlled intersections of ordinary national and provincial roads, and smart expressway application scenarios. It also summarizes and looks forward to the future development and application of vehicle road collaboration technology.
Based on the research of identity security mechanisms in the field of internet of vehicles, the security risks of electronic authentication services when applied in the field of Internet of Vehicles(IoV) are analyzed. The problems faced by the management of security identity authentication in China’s IoV are put forward, on the basis of research progress and industry overview of China’s IoV. Meantime, multi-level work suggestions are proposed, from the aspects of improving the industry regulatory system and formulating unified industry standards, focusing on providing long-term impetus for the high-quality development of electronic authentication services.
China has been promoting the development of the Internet of Vehicles (IoV) industry, with various regions actively deploying IoV infrastructure such as national IoV pilot zones, intelligent and connected vehicle testing demonstration areas, and “double intelligence” pilot cities. However, in the construction and service provision of IoV infrastructure across numerous regions, challenges such as inadequate accuracy and reliability of roadside information persist. Additionally, there is a lack of comprehensive and widely applicable testing, evaluation methods, and construction, operation, and maintenance systems. This paper aims to summarize and analyze the common issues encountered in the construction and operation of IoV infrastructure. Furthermore, it proposes a system-level testing and evaluation framework, aiming to facilitate high-quality construction and sustainable operation of IoV infrastructure, ultimately driving the continuous advancement of the IoV industry in China.
As effective means for telecommunications operators to promote the implementation of innovative service models, the digital marketing tools can help frontline marketing personnel to accurately identify target customers, understand customer needs, optimize marketing strategies, and improve marketing efficiency and service enthusiasm, thereby helping telecommunications operators to transform from basic communication product sellers to integrated and diversified digital service providers. This paper analyzes how digital marketing tools empower marketing operations and improve marketing efficiency, proposes an architecture design scheme for digital marketing tools, and explores the marketing transformation path of telecommunications operators in the complex marketing environment.
As an emerging emerging industry in China, the biopharmaceutical industry is facing difficulties both internally and externally. Digital transformation has become a necessary path for overcoming adversities. However, the digital transformation of the biopharmaceutical industry is currently constrained by four major bottlenecks: insufficient data foundation, relatively lagging policy regulation, lack of targeted evaluation systems, and shortage of compound talents. The progress of transformation is relatively backward. It is recommended to accelerate the digital transformation of the biopharmaceutical industry by unifying data standards, establishing public data resource systems, innovating regulatory models, constructing transformation evaluation systems, and cultivating talent teams.
As one of the basic support networks of the communication network, the synchronization network plays an increasingly important role, and its security problems also become increasingly prominent. In this paper, the research background of synchronization network security is first introduced briefly, several types of cases are analyzed, and the key technologies related to synchronization network security are studied in order to solve the corresponding security problems. Then, the situation of synchronization network security standards is analyzed, and finally the prospect is proposed.
In recent years, automotive millimeter-wave radars have been widely launched in vehicles as a popular sensing solution in driving assistance areas. Based on the urgent need of the RSE test of similar products, this paper demonstrates how automotive millimeter-wave radar works, illustrates the standards in different areas and puts forward a laboratory RSE test method for 77-79 GHz automotive millimeter-wave radar products, a solution which can highly improve the testing efficiency and evaluate the performance accurately.