Summary of this paper A convenient way to understand the rapid growth of network infrastructure functions is to review the development history of the past 40 years (as shown in the figure below). The innovation of cellular network technology, together with new data storage and search technology, is transforming the development mode of the industry. […]
Articles Tagged: Communication network
From 0g to 5g: a century long history of communication
During World War II, Motorola’s SCR series walkie talkie made many achievements in the battlefield, showing the magic charm of wireless communication to the world, and arousing people’s desire to apply it to the civil market. After the end of the war, in 1946, American at & T company connected the wireless transceiver with the […]
The number of 5g users of China Unicom has not been announced yet
China Unicom announced that in December 2020, the company’s mobile billing users reached 305.81 million, including 270.18 million 4G users, 1.123 million 4G users this month and 16.415 million 4G users this year. Compared with China Mobile and China Telecom, China Unicom still hasn’t announced the number of its 5g users, and they are also […]
Difference and application of Wi Fi 6e and Wi Fi
On September 2, last year, Rog released a high-end electronic competition router, which is equipped with 2.5Gbps LAN port and power amplifier, making its triple band concurrency rate reach 11000mbps. More importantly, this router is also a wi-fi6e standard router product in the industry. Many people wonder what wi-fi6e is? What’s the difference between Wi […]
China’s 5g construction in 2021 is expected to lead to a wave of replacement
While the global 5g construction will be delayed by the epidemic in 2020, China’s 5g construction will continue unabated. In 2021, China’s 5g construction will continue to play a positive role in stabilizing investment and promoting consumption. China’s Ministry of industry and information technology released the 2020 communication industry statistics bulletin on the 22nd, showing […]
Ministry of industry and information technology: realizing the same network and speed in rural and urban areas
Recently, the Ministry of industry and information technology released the statistical bulletin of communication industry in 2020, which shows that by the end of 2020, the total number of rural broadband users in China has reached 142 million, with a net increase of 7.12 million, an increase of 5.3% over the end of last year. […]
Evolution and development of 2G, 3G, 4G and 5g communication base station architecture
Mobile communication system from the first generation mobile communication system (1g) began to develop gradually. At present, it has developed to the fourth generation mobile communication system (4G), and the fifth generation mobile communication system (5g) has also begun to be standardized. It is expected to be commercially available in 2020. This paper summarizes the […]
Brazil requires operators to establish independent 5g networks for government use
According to people familiar with the matter, the Brazilian government will require the operators winning the 5g spectrum auction to establish a highly secure wireless network for their exclusive use. People familiar with the matter said that although Huawei was not mentioned in the decision, it eliminated the possibility of banning any company from participating […]
China Unicom announced that it will comprehensively upgrade the remote sharing business
On February 1, China Unicom announced that the remote sharing business has been upgraded, and the three products of “one family” combination package, sharing package and family payment have been launched in China, which are paid by one person and shared by the whole family. From the processing rules, the “one family” combination package can […]
Why can smart phones display operator names?
On everyone’s mobile phone, the name of the operator must be displayed. The name of the operator will be displayed if the SIM card is used to pay for the operator. In China, the three operators are mobile, telecom and Unicom. If roaming overseas, the name of the foreign operator is generally displayed. So the […]