期刊文献+
共找到3篇文章
< 1 >
每页显示 20 50 100
Tackling Key Technological Problems and Advancing 5G Technology Application in Railway
1
作者 ZHOU Li ZHENG Mingda 《Chinese Railways》 2023年第1期3-12,共10页
The paper summarizes the development of mobile communication of domestic and foreign railways,and proposes the priorities for tackling key technological problems of railway 5G private network according to the technica... The paper summarizes the development of mobile communication of domestic and foreign railways,and proposes the priorities for tackling key technological problems of railway 5G private network according to the technical routes of railway next-generation mobile communication determined by China State Railway Group Co.,Ltd.From the aspects of work objectives,principles,technical routes and innovative working methods,the paper elaborates the ideas of railway 5G scientific and technological research,puts forward the contents and plans of scientific and technological research on railway 5G private network,systematically organizes the achievements in the scientific and technological research stage of railway 5G private network,and sets forth the key contents of next-step scientific and technological research. 展开更多
关键词 railway mobile communication system railway 5G private network tackling key problems in science and technology on 5G private network
下载PDF
Latest Developments and Problems in Standardization of Resource Control Technologies for NGN
2
作者 Li Haihua (Institute of Communication Standards Research, China Academy of Telecommunications Research, MIIT, Beijing 100045, P. R. China) 《ZTE Communications》 2008年第4期11-15,共5页
As a hot spot of next generation network, research over resource control has been carried out for years both in China and abroad. With a gradual progress in standardization, this field presents new development trends ... As a hot spot of next generation network, research over resource control has been carried out for years both in China and abroad. With a gradual progress in standardization, this field presents new development trends and features. Based on latest progresses in standardization promoted by ITU-T, TISPAN and 3GPP, new technologies concerned with resource control are introduced. Considering the problems faced in standardization deployment, relevant resource control functions are also analyzed in this article. 展开更多
关键词 RACF Latest Developments and problems in Standardization of Resource Control Technologies for NGN GPP
下载PDF
Technology to Tackle Pollution Problems
3
《China City Planning Review》 1992年第1期64-64,共1页
The Chinese authorities will focus theireffort on technological renovation in tack-ling the country’s environmental problemsin the coming decade,Qu Geping,China’stop environmental official,told a news con-
关键词 WILL THAN Technology to Tackle Pollution problems HIGH
原文传递
上一页 1 下一页 到第
使用帮助 返回顶部