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What is the status and role of China and Chinese companies in promoting 5G standards? Professionals point out that the 5G standard is composed of many technologies, and coding is a very basic technology. In the 3G and 4G era, although China has dominated the TD-SCDMA and TD-LTE standards, it still does not have much say in coding, and the channel coding of 3G and 4G still uses Turbo code.
In 5G-related standards, the world's major camps once debated the channel coding standard.
In 2016, LDPC, which was supported by a number of U.S. operators and enterprises, became the data channel code, and Polar, which was strongly promoted by Chinese communication companies, became the control channel code. This is China's first breakthrough in the field of channel coding, which reflects China's strength and lays the foundation for China to strive for more voice in 5G standards than before.
Xiang Ligang, a senior communications observer, also said that taking the discussion of 3GPP standards as an example, it is difficult to measure the weight of opinions occupied by one or some of the companies participating in the discussion and voting when a standard is established. Because there are many factors involved in reaching the final result, it is not a simple accumulation of votes, but a wide discussion of various aspects such as different technical groups and multiple rounds of voting results by the entire standard evaluation organization, as well as the comprehensive consideration of the expert chair team. However, overall, the industry generally believes that the United States, China and the European Union are currently important forces in promoting 5G and 5G standards.
China has become one of the key players in the promotion of 5G and the establishment of international standards," Xiang said.
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According to the report, the recent vote on Lenovo's 5G standard has become a vigorous topic in the market.
It can be seen that Chinese enterprises represented by Huawei have fully participated in the formulation process of 5G standards and have a greater right to speak.
In November 2016, Huawei's Polar code was identified by the communications standards organization 3GPP as a technical solution for control channel coding in 5G EMB (enhanced mobile broadband) scenarios. This is a landmark event in which China has made significant progress in the development of 5G mobile communication technology in the formulation of communication standards.
Not only that, ZTE, Spreadtrum, Lianxin, Datang and many mobile phone companies have also made great progress in different fields such as R&D, network construction, and communication equipment. ITU (International Telecommunication Union) has taken "IMT-2020" proposed by China as the official name of 5G technology, which to a large extent represents the initial recognition of China's achievements in 5G research by international organizations.
China has experienced 1G blank, 2G follow-up, 3G breakthrough, and 4G synchronization in the field of mobile communications, and is now expected to become one of the leaders in the 5G era.
There is a good saying: "First-class enterprises sell standards, second-rate enterprises sell technology, and third-rate enterprises sell products." Whoever masters the standard will be able to control the worldwide voice in the field of communications. To this end, countries have invested a lot of energy and financial resources, and the competition is becoming increasingly fierce.
Over the years, in the field of mobile communication standard setting, China has gone from the door to the door step by step, and the process of entering the room. I have worked at Huawei for 16 years, and I have been fortunate to witness part of the history.
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Why is China competing for the right to speak for 5G commercialization? Please provide a brief explanation.
It is important to be the first country to develop 5G. This is because whoever developed 5G first, or more realistically, the various components that developed 5G technology first are likely to have their intellectual property rights (IPRS) embedded in 3GPP and ITU's international standards. Having important intellectual property as part of an international standard will give businesses a huge commercial advantage, as not only will it allow them to sell products that meet the standards, but it will also allow them to collect royalties from other companies that use the technology.
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According to reports, on December 21, at the 78th meeting of 3GPP's RAN, the world's first 5G new radio interface (NR) non-independent network construction (NSA) standard was released, industry insiders said that this is an important milestone in the construction of 5G standardization, laying the foundation for the full commercial use of 5GNR, and will accelerate the development of the global 5G industry.
According to the report, in the process of formulating the standard, the participation and voice of Chinese operators and equipment manufacturers have increased. China Mobile said that in the past 26 months, China Mobile has submitted more than 1,000 proposals for 5G air interface standardization to 3GPP, totaling more than 160 million words.
According to the relevant plan, the three major operators will strive to achieve 5G commercial use in 2020. In November 2017, the Ministry of Industry and Information Technology (MIIT) issued the Notice on Matters Related to the Use of 3300-3600MHz and 4800-5000MHz Frequency Bands by the Fifth-Generation Mobile Communication System, which took the lead in releasing the frequency use plan of the 5G system in the mid-frequency band, which played an important role in promoting the R&D, testing and standard formulation of domestic 5G system technology and the maturity of the industry.
China's three major operators have all clarified the timetable for 5G construction and commercialization: field trials in 2018, pre-commercial use in 2019, and 5G commercial use in 2020.
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The one hundred and third episode of the upper valley Sima was trapped in the five zhang Yuan Zhuge star.
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Who has the final say on 5G standards? Is China dominant? That's the truth.
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