"Telecommunications Industry Network" (reporter Wang June correspondent Deng) the real smart city needs wireless city, to achieve the entire city at any time, any place can be timely delivery of information, and have enough bandwidth, this only mobile network can be resolved. In Shanghai's intelligent city construction, the wireless city and the city Light network are called the Intelligent city construction two drive wheels. "A truly intelligent city needs a wireless city to be able to deliver information in a timely manner and with sufficient bandwidth at all times and anywhere." This can only be solved by mobile networks. "China Unicom Shanghai Company (hereinafter referred to as Shanghai Unicom) Deputy general Manager, party committee deputy secretary Zhao in the Communications industry newspaper (NET) reporter interview, came straight to the point of how to build a" wireless City "view. Shanghai Unicom based on the "smart city" in the construction of the three-year plan of action to build information infrastructure, information awareness and intelligent applications, a new generation of information technology industry, information security and other four key tasks, combined with the actual development of the company's overall docking, set up six project groups, Is the network construction department led the basic Network construction project group; Industry Application Center led by the city management Intelligent Project team, the Trade and economic Intelligence project team, product innovation Department led the Intelligent project group of People's Services, public service Intelligent Project team, the Department of Planning and Management led the new generation of Information technology project team, it is understood that From this year to the end of 2015, Shanghai Unicom will build a high-speed wireless communication network covering the whole city including 2g/3g/wlan. This means that the important component of intelligent city construction-the wireless transmission link has been opened. In the future, the Internet of things and cloud computing, based on this high quality network, will not only benefit Shanghai citizens, but will also lead a new industrial chain to start. "Shanghai Wireless city should be based on 3G or even 4G network" in July 2004 in Philadelphia, the first proposed to build a WIFI802.11B standard mesh network, also known as the "Wireless Philadelphia Plan", followed by the wave of wireless city construction began to sweep the world. In recent years, some big cities in our country have also put forward their own "Wireless City" construction plan. But the reality of wireless urban development has been unsatisfactory. At that time, wireless city construction to WiFi, Wmax as the technical basis, mainly based on the mobile communication network bandwidth is insufficient. Now, the 3G network has a large commercial area, LTE is also in the offing, "insufficient bandwidth" is not a problem. The global coverage capability of mobile network is incomparable to WLAN. On the other hand, "Wireless City" in addition to human communication, a very important aspect is the communication between machine and machine. Zhao said: "The Shanghai Municipal government proposed wireless city, mainly for future urban management considerations." For example, the management of traffic in the intelligent city, vehicles, boats on the river is a very important part of these things, if they do not communicate with each other in time, it is not a smart city. The scope of WLAN coverage is onlyDozens of meters, can't keep pace with fast moving vehicles. To solve this problem, we can only rely on 3G mobile communication network. "In the 2G era, Shanghai Unicom's GSM network has 900M and 1800M two bands, of which 900M used to solve the basic coverage, 1800M to address the volume of hot spots received." Shanghai Unicom is now referring to the wireless city construction in the smart city. According to Shanghai Unicom's network construction planning, in 2011, the total number of WCDMA Acer stations in Shanghai will be more than 3,500, indoor will cover more than 3,500. May 17, China Unicom launched in 56 cities nationwide HSPA Commercial, data transmission rate from 7.2Mbps to 21.6Mbps, and launched "3G" 21M wireless internet card, Shanghai is one of the major cities. As early as the beginning of April this year, Shanghai Unicom completed the HSPA+64QAM new project function opening task. At present, the network signal basically covers the inner area of Shanghai, including inside and outside the room, as well as the important transportation hub outside the central, such as Hongqiao Airport and Government Office center. After 700 buildings in Shanghai will cover HSPA, downlink maximum rate can reach 21Mbps, in the realistic ideal use environment can reach 19-20mbps, uplink rate of 5.76Mbps, users can be very intuitive experience of the change in speed. The next phase will deploy a 42Mbps-rate HSPA network, with users experiencing 42Mbps of Internet access at the earliest of next year. In the Twelve-Five planning period, Shanghai Unicom will also introduce LTE technology, so that 3G network gradually forward to 4G. Shanghai Unicom is currently carrying out small-scale testing of LTEFDD technology, according to test results, the lower faster rate reached hundreds of trillion. Unicom also tested the WCDMA and LTEFDD performance of dual-network fusion. In the future commercial, Shanghai Unicom will first in Shanghai's central city and some hot areas, providing LTE/WCDMA services. In the network and business management, so that 3G and WLAN to achieve complementarity and deep integration, Shanghai Unicom in the "wireless Shanghai" on the construction of an important idea. Currently, Shanghai Unicom's WLAN has covered Shanghai's major business centers and public areas, and plans to extend Wi-Fi hotspots to more than 2000 by the end of this year, increasing the number of Wi-Fi hotspots to more than 5,000 over the next 3 years. In the business and billing management, Shanghai Unicom is vigorously promoting WCDMA network and the depth of integration between the WLAN, 2011 will be completed WLAN+WCDMA network of unified certification, unified billing, unified business switching system to achieve the user's mobile phone, notebook terminals between the two networks of continuous business. The needs of our customers is our business. Before making the planning of Intelligent city construction, Shanghai has consulted the basic operation Enterprises of Shanghai on some specific construction indexes. For the goal of wireless network construction, Shanghai Unicom proposed the goal is: Shanghai City to achieve 10MBandwidth, focus area to achieve 100M bandwidth. For a variety of reasons, Shanghai Unicom This proposal has not been adopted, Shanghai, the final introduction of wireless network construction target is a lower than the proposed bandwidth index. "In mobile communications, the user's demand is much higher than the government's request, unicom to do, must be to meet the needs of users." Zhao said: "Shanghai Intelligent City Construction planning for the development of Shanghai Unicom, mainly in the optical network construction and new technology applications." "In the second half of 2010, Shanghai Unicom established its own network construction mode: community, building access, as far as possible using FTTH, FTTO, after the use of Femto (WCDMA a special equipment), through the fixed network of broadband connections, out of the WCDMA signal. This model will efficiently solve the problem of WCDMA signal indoor coverage. One of the classic examples of this model is the headquarters building of a bank in Shanghai. The building, which is a protected building in Shanghai, does not allow the installation of feeder lines, antennas and so on any equipment that could damage its architecture, so there has been no mobile communication signal in the building for a long time. The bank is a major customer of Shanghai Unicom, the building has Shanghai Unicom's fiber-optic network, Shanghai Unicom through the above technical means, but in the interior wall affixed a very small "box", on the perfect solution to the building's indoor mobile communication signal problem. According to the plan, in the 35 period, Shanghai Unicom will be mainly FTTH, deployment of 10GPON, fully provide 100M user access capabilities of the Wired broadband Boutique network, and vigorously improve access to network bandwidth, in order to meet the future of intelligent cities everywhere in the online business bring huge amounts of data, Provides a foundation for greater bandwidth and faster access speeds. With the development of network technology, the next generation of high-speed access technology is introduced gradually. 2011 Full implementation of broadband speed-raising project, making business district buildings, community broadband users of the actual access rate increased 10 times times. During the 35 period, Shanghai Unicom will focus on the application of 3G Automotive, Smart grid, mobile media, financial securities, mobile education and mobile payment industries. Will build the Internet of things management platform, implementation of the main level of car networking to promote the development of smart grid, to promote the development of information systems, to play the advantages of 3G mobile Broadband, expand the mobile media business, for taxis, fast food outlets, elevators and other places to provide broadband media access services to enhance user experience; With the help of new terminals, Development of mobile education and distance education products, to create a "digital campus." Based on 13.56M technology, the NFC near-field payment terminal with SWP protocol is developed to expand the application of mobile payment, to realize the fusion of near-field communication and remote communication, to solve the problem of Information island in Intelligent City, and to realize the full coupling of intelligent city information gradually. Now, Shanghai Unicom's SIM card has been installed as a standard in each of SAIC's 350. Through Unicom's 3G network, the owner can obtain all kinds of services of the service center anytime, anywhere, including real-time map update and location repositioning. In addition, the carThe condition information also passes through this network at any time to the service center, the service center according to receive the condition information, at any time reminds the vehicle owner various attention matters, or directly provides the help. In the "Wisdom of Pudong" construction, Shanghai Unicom will be in the Pudong City security, public services, things networking and urban e-commerce and other areas of the construction of model projects, involving "Sunshine law enforcement", "Safe Campus", "intelligent public transport", "Wireless finance" and other fields. will focus on the provision of mobile office means for public security, traffic, urban management, quality supervision, customs, industry and commerce, fire, drug supervision, environmental protection, culture and other government law enforcement departments to provide on-site evidence collection, on-site law enforcement, information inquiries, data upload and other functions, to achieve the implementation of the mobile application of Improve law enforcement and office efficiency and promote "sunshine enforcement". Combined with the construction plan of "Cloud City and Wisdom changning" in Shanghai Changning District, Shanghai Unicom will build 48 WCDMA base stations and 41 GSM base stations at the end of the project, and realize the complete coverage of changning area and the depth coverage level of the key areas in the final planning period. Planning Hongqiao Integrated Transport hub, the Suzhou River along the creative landscape belt, Xinhualu-Yan ' an west road-Hongqiao Road cultural function belt, East/west/Central "commercial business function area" and other key areas of the pipeline, communication of the original fixed network and network pipeline resources, to enrich the area of changning resources, improve the road pipeline coverage and customer access rate, For the later customers and buildings, supporting residential district access to provide a good network support capabilities, at the same time for the security of the network provides a good guarantee. To meet the "digital Waitan" regional wireless broadband network construction, Shanghai Unicom, combined with the Waitan regional government planning requirements, actively carry out wireless broadband network construction, successively in Nanjing Road pedestrian street, Waitan waterfront area to carry out WLAN construction pilot, the use of three operators to build a way to achieve real progress, combined with the hotel and other hot areas , especially in areas with fixed network income requirements for WLAN construction coverage. Cloud computing: Green and resource sharing the focus of the "cloud computing" in Changning District is actually one of the key points of Shanghai's intelligent city construction. Shanghai Unicom has now completed the "Cloud Desktop Project", Shanghai Unicom more than 80 business hall of more than 200 hosts, relying on the cloud computing platform, has been replaced by "thin terminal." This is the Shanghai Unicom for "cloud computing" in the whole of Shanghai, one of the large-scale commercial experiments. Relying on "cloud Desktop Project", Shanghai Unicom will also transform its own call center. In addition, the tens of thousands of employees to carry out electronic office "virtual desktop" is also under construction. With a strong server group to support, "thin terminal" in the actual performance of the work, no more than the traditional computer weak. A company of 10,000 employees, after the cloud Platform, enterprise Office energy consumption directly from 1.5 million watts down to 70,000 watts, the effect is very significant. In addition to energy saving and emission reduction, Shanghai Unicom's cloud computing platform has also realized resource sharing, thus avoiding the resource idle or wasting caused by the original server model. According to Zhao, Shanghai Unicom'sCloud computing platform, day working hours for the business hall use, evening free time for an image processing company to use, this is a new model. "During the day when companies work, cloud desktop computing resources allocated to finance, education and other enterprises, at night, cloud computing unit resources will be allocated to animation production, scientific computing and other fields of units," Zhao said. It is understood that Shanghai Unicom's second cloud computing platform is already under construction. "Cloud desktop" has been unicom in the "Twelve-Five" period to build a smart City benchmarking project, "according to Shanghai's industrial deployment, cloud computing has a considerable space for development, and the municipal government strategic high priority project, but also at the technical level to achieve world-class level of the project." Zhao finally said that in Shanghai's wireless city construction, Unicom has a mature and reliable WCDMA network, and with its complete terminal, will certainly make a great contribution to the development of Shanghai.
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