More than 20 years of laser communication technology development in ESA

2000 ◽  
Author(s):  
Z. Sodnik ◽  
H. Lutz
2021 ◽  
pp. 1-1
Author(s):  
Tong Wang ◽  
Xin Zhao ◽  
Chao Lv ◽  
Junyao Wang ◽  
Yansong Song ◽  
...  

2012 ◽  
Vol 433-440 ◽  
pp. 2498-2503
Author(s):  
Quan Bo Yuan ◽  
Feng Juan Qu ◽  
Hui Zhao ◽  
Li Yuan Liu

At present,Chinese third-generation communications technology (3G) has been applied, and global internet of things technology development has been put on the agenda. The fourth-generation communication technology will be discussed based on the wireless communication field, mainly introducing the development situation of fourth-generation communication system. In the paper, the key technology will be discussed in detail, and is involved in domestic network development. Finally, the fourth-generation communication technology in the network is prospected.


2015 ◽  
Vol 727-728 ◽  
pp. 911-914
Author(s):  
Wei Zhao ◽  
Fang Yun Li

electronic communicationtechnology today belong to a sophisticatedand highly applied technology, thekey technology development level and theprogress of a country's level ofelectronic communication technology.Electronic communication industry is a partof information industryindispensable, progress and the development ofelectronic communication technology to directly drive the advanced productiveforces and the strength of science and technology. The field and scope ofelectronic communication technology widely, especially prominent in two aspectsof mobile phone and satellite communications, this article will also throughthese two aspects to analyze the key technology of electronic communicationsystem problem.


2017 ◽  
Vol 19 (5) ◽  
pp. 383-396 ◽  
Author(s):  
Shahram Amiri ◽  
Joseph M. Woodside

Purpose The purpose of this research is to quantifiably measure the relationship between technological advancement, economic growth and societal employment trends across the Brazil, Russia, India and China (BRIC) countries, while also describing various government initiatives and policy steps taken to promote technology development. Design/methodology/approach This paper examines the relationship between the United Nations’ International Telecommunication Union’s Information and Communication Technology (ICT) development Index (IDI), gross domestic product (GDP) and unemployment data. The paper also reviews the broadband and e-readiness components of each BRIC nation to further describe the policies in adoption of ICT. Findings This research concludes that there is in fact a significant positive correlation between technology (as measured by IDI) and economy (as measured by a nation’s GDP) and there is a significant negative correlation between technology (as measured by IDI) and a nation’s unemployment rate benefiting the society. Originality/value This research seeks to describe the impact of Information Communication Technology on economic and society indices in BRIC. Paper contributions include an empirical measurement and relationship between technological advancement, economic growth and employment trends across the BRIC countries, while also describing various government policy initiatives taken to promote technology.


2014 ◽  
Vol 687-691 ◽  
pp. 3579-3582
Author(s):  
Fang Jian Li

The wireless optical communication is a kind of broadband access technology, it can be said that it properly combined with the optical fiber and wireless communication technology. More to say, it is a powerful supplement of modern optical fiber communication. In this paper, based on the advantages of wireless optical communication technology, this paper introduces the wireless optical communication technology in the application of 2G network, 3G network and extends the application in backbone network, and analyzes the common problems and solutions in the wireless optical communication. With the advance of technology, the wireless optical communications technology development prospects will be more and more broad, is worthy of popularization and application.


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