China cluster communications network: who says that td-lte has nothing to do with china? The following chart tells you the 10-year development of td-lte. The 4g-era td-lte has a reputation with the fdd-lte leaders, has a voice in the world today, and is inseparable from china's ongoing innovation and persistent efforts by chinese producers, including china, china, tang and china
Year 2005
June 2005
At the 3gpp meeting in france, chinese enterprises such as grand tang mobile presented an ofr-based tdd evolution model programme. In november, the 3gpp working group meeting in korea laid the foundation for the subsequent development of td-lte through a mobile-led lte tdd technical proposal for the subsequent evolution of td-scdma。
Year 2006
October 2006
A number of enterprises and institutions, such as the institute of telecommunications, the china institute of mobile studies, han, china-hing, da tang and tsinghua university and beijing post and telecommunications university, have begun to work together on the research of td-lte advanced。
Year 2007
January 2007
The guidelines for the optimization and integration of lte tdd were formally presented and adopted by mainstream producers within and outside the united nations in china at the working party 3gprran1。
November 2007
The 3gpp working group meeting in jeju, korea, adopted the technical proposal for the integration of the lte tdd, which harmonizes the two existing tdd (td-scdma lcr/hcr) models based on the td framework structure. At the 38th plenary meeting of the 3gpp ran in december 2007, the integration framework programme was adopted and formally incorporated into the 3gpp standard. The improved lte tdd ensures a good compatibility between the ltte tdd and the td-scdma and offers the best way forward for the long-term development of the tdt and is therefore widely recognized as a milestone in the evolution of the td-scdma technology。
December 2007
The standing committee of the state council considered and adopted our scientific plan for a new generation of broadband mobile communication networks, and td-lte was included in the country's major science and technology specialization。
Year 2008
February 2008
At the td-lte industry summit in barcelona, spain, china announced that it had joined forces with vodafone and verizon wireless to conduct the td-lte test, which received positive responses from more than 20 national and foreign communications companies. China's move indicates that the process of industrialization of td-lte will be promoted with all four dimensions: international outreach, standards promotion, product development, and pilot certification, in order to synchronize development with lte fdd。
March 2008
The ministry of industry and information technology has led the establishment of the td-lte working group, which brings together all three major telecommunications operators. The working party identified a timetable for the industrialization of td-lte by 2010 to facilitate the industrialization of td-lte. Subsequently, the ministry of science and technology included td-lte in the 11th five-year national science and technology priority support project to strengthen the work of td-lte. The commission established a new generation of mobile communication laboratories and national engineering laboratories for systems technology。
November 2008
China mobile signed a memorandum of cooperation on the td-lte project with sk telecommunications korea in beijing. Under this memorandum, joint teams will be formed to conduct td-lte laboratory and field tests, technical performance assessments, user needs analysis and cooperation in the promotion of td-lte by international organizations. This successful signing of the china-south korea cooperation td-lte project is intended to promote the technological and product maturity of the td-lte and to contribute positively to the development of the whole industrial ecology. The signing of the memorandum marked the emergence of td-lte standards and technologies that were being brought to the attention of more mainstream international mobile operators, laying the foundation for the global outreach of td-lte。
Year 2009
Early 2009
China moved to prepare for the td-lte pilot network. From the outset, china's movement focused on attracting the full involvement of partners in the industrial chain。
August 2009
The td-lte technology pilot led by the ministry of industry and information technology was officially launched. The basic set of single systems will be tested by mid-december. In december 2009, td-lte entered the off-site testing phase, and the td-lte working group of the ministry of industry and information technology and the china mobile organization industrial chain maker conducted the mtnet off-site key technical tests in the beijing exterior, laying the foundation for the td-lte-scale network。
October 2009
At the 6th meeting of the itu-rwp5d working group in dresden, germany, the international telecommunication union called for the selection of a 4g candidate technology. The ttd-lte advanced technology programme with autonomous intellectual property rights, submitted by my country, competes with five other programmes from japan, korea, 3gpp, iee. Lte advanced and 802. 16m were successful after continuous consultations and games. Not only does td-lte have our own key technology, but its integration with the international mainstream technology at the beginning of standard setting is more likely to be applied globally and more broadly。
Year 2010
15 april 2010
The world's first td-lte demonstration network, built by china's mobile network, was launched at shanghai world park, and operations based on the td-lte mobile high-resolution videoconferences and live feed became the biggest highlight of the world of science and technology. China moved to build 17 td-lte base stations in shanghai, with a network down speed of up to 100 mbps and up to 50 mbps. During the expo, 73 operators and telecommunications organizations from six continents visited the td-lte demonstration network more than 1,000 times, and they gave a very high rating of the td-lte performance. The construction of the world wide web demonstrated the rapid availability of end-to-end product capabilities in td-lte, demonstrated china's ability to innovate autonomously and strengthened the confidence of global industrial chains in td-lte。
2 june 2010
11 companies such as da tang, chin-hing, huai-chang, isis, andie, and others have issued their initials, including a td-lte chip, and td-lte end-to-end product capacity is developed。
October 2010
The ninth meeting of the working group on international mobile communications of the international telecommunication union (itu-r) study group 5 (wp5d) was held in chongqing. This meeting resulted in an in-depth study of six technical proposals, including the one submitted by my country, td-lte advanced, which resulted in the identification of lte advanced (including the one submitted by my country, td-lte advanced) and 802. 16 m as a new generation of international standards for mobile communications (4g). The international telecommunication union decided to complete the preparation of the 4g international standard recommendations by the end of 2011 and formally approve the issuance of the 4g international standard recommendations in early 2012。
Year 2011
January 2011
The ministry of industry and information technology has agreed to the overall td-lte scale pilot programme, to conduct a td-lte scale technical experiment in six cities in shanghai, hangzhou, nanjing, guangzhou, shenzhen and xiamen, and to establish a td-lte demonstration network in beijing. The td-lte scale experiment is organized and planned centrally by the ministry of industry and information technology, and china mobiles as an operator for the network construction, operation maintenance, testing and testing of technical products for the td-lte scale test. It is planned that the td-lte scale test will aim at generating commercial capabilities to achieve commercial maturity of end-to-end products through further expansion of deployment and applications and to induce international operators to choose and deploy td-lte。
14 february 2011
At the gsma world conference on mobile communications, held in barcelona, spain, several international operators of the united mobile union of china launched the td-lte global development initiative (gti). This initiative aims to promote multilateral international cooperation in td-lte to address the key issues of td-lte development, accelerate the commercialization of td-lte and achieve its global application and deployment. By the end of october, gti had 114 operators and 95 partners. Gti became an international organization with significant global impact。
July 2011
Td-lte band 38 became the first frequency band to meet the requirements for gcf terminal certification, an important milestone in the maturity of the td-lte test industry and the internationalization of the td-lte industry。
August 2011
The first 4g global pilot td-lte/td-scdma/gsm multi-module test prototype, developed by the china mobile union industry, was presented at the shenzhen 2011 shenzhen games, which successfully demonstrated voice calls, high-speed internet access, online video, etc., as a major technological highlight of the event. The terminal enables users to roam the three networks, with the greatest highlight being that, when users are in the three-net coverage area, voice operations based on td-scdma (or gsm) and high-speed data operations based on td-lte can be used simultaneously, with download rates 50 times higher than the current 3g network. This was another major milestone in the development of the td-lte terminal industry, which marked the evolution of the td-lte industry。
September 2011
The saudi operator, mobly, was the lead global commercial td-lte; in november 2011, the japanese operator, softbank, opened the commercial network td-lte. As a result, 2011 became the international commercial year of td-lte。
15 december 2011
The world's first lte fdd and td-lte twin-model networks are officially commercial in sweden。
Year 2012
27 february 2012
The sixth lte fdd/tdd and gti summits were held at the world conference on mobile communications in barcelona, spain. The gti action declaration issued at the current gti summit set the goal of reaching half a million global td-lte sites by 2014, with more than 100 endpoints, covering more than 2 billion people. The declaration opens a new chapter in the global development of td-lte, heralding a new era in which gti operators work together with the global industry to promote the full integration of the fdd/tdd into a new era of business on a global scale。
31 may 2012
Td-lte scale technical test completed. Td-lte technological maturity validated. In terms of key data indicators, tdd is roughly the same as fdd. In terms of system industry development, the td-lte network equipment wireless network performance indicator meets commercial deployment requirements and has essentially the same industry support as the lte fdd. In terms of chips, terminal industry development, the td-lte single-mode chips and terminals are largely mature, and data type terminals are at or near commercial levels. In addition, a fully developed test instrument system for td-lte has been established to meet basic construction needs。
June 2012
The launch of equipment to support the 40 mhz wave aggregation in china and china marked industry support for lte-a technology。
June 2012
The china mobile hong kong 4g (fdd-lte) network and the mainland 4g (td-lte) network have been roaming in two directions, and this is the first time that the 4g network has achieved a two-way, two-tier international roaming worldwide。
July 2012
With the approval of the ministry of industry and information technology, china has officially launched the t-lte-wide pilot network. It plans to build over 20,000 t-lte-based stations in cities such as beijing, tianjin, shanghai, nanjing, hangzhou, guangzhou, shenzhen, xiamen and qingdao, through new construction and upgrading. The scale-up experiment is intended to further validate the capacity of the td-lte critical technology and systems network to facilitate progress in r & d and industrialization across the industrial chain。
14 october 2012
For the first time, during the international telecommunication union world telecommunication conference 2012, my government officially announced the planning of the full 190 mhz frequency resource for the 2. 6ghz band as the tdd frequency spectrum. This has effectively boosted the confidence of the global industry and market development td-lte and accelerated the process of 4g commercials in the country。
18 december 2012
China's first t-lte and lte fdd integration network service is commercially available in hong kong。
Year 2013
2 february 2013
The td-lte scale application experience is initiated. China mobile zhejiang announced the launch of the td-lte scale-up pilot application experience in hangzhou and wenzhou. Hangzhou and wenzhou will be fully accessible to individuals and business users. At the same time, citizens of wenzhou and ningbo have free access to the 4g internet on the 5th and 529th buses in ningbo, respectively, following the 4g free-of-charge bus service in hangzhou. The 4g users of hangzhou, wenzhou and ningbo have access to the internet between the three cities and enjoy the same flow fee rates。
26 february 2013
China mobile launched the td-lte “two-hundred plan” at the 2013 world mobile communications congress in barcelona: in 2013, the 4g network will cover more than 100 cities and 4g end purchases will exceed 1 million。
1 june 2013
China moved through guangzhou's 4g pilot network to the world's first volte voice call that is truly based on the td-lte network。
June 2013
Td-lte is on everest. China moved to build dozens of experience sites in the cities of everest, budala palace, shannan and linji, opening them to citizens and tourists, and the snow plateau advanced into the 4g era。
26 june 2013
China mobile officially released the volte white paper, which clearly identified volte as a lte voice target programme and developed detailed deployment plans: small-scale testing in the fourth quarter of the year; and field testing in the second quarter of 2014。
13 november 2013
The first multi-country, cross-td-lte and lte fdd commercial network in the world, the 4g volte high-resolution video phone, was successfully dialed from cheng to seoul, korea. This is an important milestone in the development of 4gs globally, and it marks an entirely new breakthrough in voice solutions in the country-led td-lte technology. As a result, our 4gs have entered a new era of high-resolution video communications。
4 december 2013
The ministry of industry and informatics issued a “lte/fourth generation digital cellular mobile communications business” (td-lte) operating licence to the china mobile communications group corporation, the china telecom group and the china united network communications group ltd. My country officially entered the 4g era。
18 december 2013
At the "china mobile global partnership conference 2013 " , china mobile chairman zhong guohua announced china's mobile 2014 td-lte network and terminal sales plan. In 2014, china will have more than 500,000 mobile base stations and by the end of the year will have introduced 4g commercial services in 340 cities in the country. Meanwhile, over 100 million td-lte terminals are planned for sale in 2014. On that day, china moved to issue a brand-new 4g business brand “and”。
2014
February 2014
At the gsma world conference on mobile communications, the five mobile phone manufacturers of the united mobile phones in china are showing a new generation of “integrated communication” services, new calls, new messages, new contacts, “three new” experiences。
14 may 2014
China's move announced a full upgrade of the 4g system from 1 june, with a maximum reduction of 50 per cent in the unit price of the flow fee and a reduction of the flow kit threshold to $30. At the same time, a “4g lift” programme was introduced for older users of the global package and all 2g/3g packages were reduced to $0. 29/mb. In addition, china has introduced new mobile “quarterly” and “half-yearly” flow packages, with longer cycles and more flexible use. In addition, mobile china has launched traffic-sharing services throughout the network。
6 june 2014
China moved to beijing to sell its initial brand of 5 model 4g mobile phone m811 at 10 kyats. In september, china's mobile second autonomous brand, 4g mobile m812, was released。
October 2014
China's mobile 4g users exceeded 50 million at the end of the month, completing its annual customer development plan more than 60 days in advance; 570,000 base stations were built, more than 300 cities were covered by the network and 4g mobile phone models increased to more than 520. Officially commercial for less than 11 months, the number of mobile 4g base stations, terminals and cities covered, the number of users exceeded expectations, and 4g entered the development driveway。
November 2014
In guangdong, china's mobile managed to break through the 4g carrier wave aggregation technology and made key progress in launching a 4g "enhanced version". The peak rate of 4g downloads of the carrier polymer technology can be 218m/s and the transmission rate more than double. The successful pilot of the carrier polymer technology has become a powerful tool for the overall upgrading of 4gs, providing 4g users with a higher and faster access experience and a richer application。
