China Mobile proposes a "big connection strategy"

At the 7th Global Mobile Broadband Forum “GMBBF” held in Chiba, Japan, Li Yue, president of China Mobile, said that China Mobile’s “Great Connection Strategy” put forward the 2020 goal, doubling the number of existing connections and connecting The total amount exceeds 1.75 billion.
China Mobile proposes a "big connection strategy" The layout of the cellular Internet of Things is becoming more and more obvious. Experts describe the current status of the Internet of Things application with two key words - large volume, fragmentation, fragmentation leading to small scale, difficult operation, and high cost. For operators, the massive connection of the Internet of Things is the most ideal market blue ocean, but the problem of fragmentation must be solved. 3GPP (International Mobile Telecommunications Standards Organization) has been doing the cellular Internet of Things standard, NB-IoT, eMTC are part of it, then this cellular Internet of Things based on the network of telecom operators can end the lack of IoT fragmentation applications. Order and inefficiency?

Perhaps it is too early to assert that the layout of operators on the cellular Internet of Things, especially China Mobile's overall layout of the cellular Internet of Things, let us see this hope.
China Mobile proposes a "big connection strategy"
<br> <br> prepare for the big connection strategy in Chiba, Japan hosted the seventh Global Mobile Broadband Forum "GMBBF", China Mobile president Li Yue said China Mobile's "big connection strategy" proposed 2020 target , doubling the number of existing connections, the total number of connections exceeds 1.75 billion.

The foundation of the big connection strategy is that operators can break the deadlock in the current Internet of Things applications.

Since IBM proposed "Smart Earth" and China proposed "Internet of Things", operators have been involved in the Internet of Things for many years. There are some successful applications, such as electric vehicle guards. This new type of anti-theft method is very useful, but the market size is limited. It is only used in a small subdivision; there are also many pilots, such as smart agriculture, remote control of temperature and humidity in agricultural greenhouses; for example, environmental monitoring, collecting environmental data; and smart homes, which can remotely control electrical equipment in the home. However, these pilots are still pilots after three or five years, because it is difficult to further promote them because they cannot try out the business model.

China Mobile is preparing for the breaking of the deadlock and classifying the various solutions for the cellular Internet of Things.

On October 30, China Mobile announced that it will become the first operator in the world to complete the end-to-end NB-IoT lab test. The next step will be to enter the field test. At the same time, it will also open the end-to-end eMTC lab test. At the same time as testing, the maturity of the industry chain is promoted. According to China Mobile's plan, in the fourth quarter of 2017, the network based on cellular IoT technology will start commercial use. Yang Guang, deputy director of the Institute of Wireless Technology of China Mobile Research Institute, said that China Mobile promoted NB-IoT and eMTC technologies on four lines, including standards and technical solutions, technical trials and application demonstrations, business planning and industry promotion.

According to the plan, from September of this year to the end of the first quarter of next year, China Mobile will complete the drafting of the plan and the release of the enterprise standard. Laboratory testing of NB-IoT and eMTC and technical trials including single-station, multi-station, and loading services were initiated after September. These test and pilot plans, as well as business planning and application demonstrations, will be completed in the second quarter of next year. According to industry analysis, the NB-IoT and eMTC industries will mature in the third quarter of next year, so that they can catch up with commercial deployment in the fourth quarter of 2017.

In the development law of the Internet of Things, the outbreak of the number of platforms and users is an inevitable stage in the era of data services. Therefore, NB-IoT and eMTC must achieve cost and equipment advantages in order to achieve the explosion of platforms and users.

Typical applications for NB-IoT are low-rate, wide-coverage applications such as smart meters, smart parking, municipal connectivity, and environmental monitoring. In these applications, NB-IoT has the advantages of low power consumption, wide coverage, and low cost. In low power consumption, a battery can be used for 10 years; in coverage, compared with a 2G network with strong coverage, the signal can penetrate more than one wall; in terms of cost, the current target is a communication module. It will reach $5, and it will reach $2 in the future when it is larger, which means that an NB-IoT access point can support ten years of online use for around 14 yuan.

Typical applications for eMTC are mid-range rate classes and low-power large connectivity applications such as elevator guards, logistics tracking, driving guards, and wearable devices. In the application scenario of eMTC, the network speed is less than 1Mbps, the coverage capability is stronger than LTE, the battery life is more than 10 years, and the initial module cost is less than 10 dollars. Compared with other Internet of Things technologies, the differentiation advantage is to support voice. business. In order to achieve low cost, both NB-IoT and eMTC optimize and simplify communication coordination.

Starting from the application design cellular Things <br> <br> how China should build its own cellular mobile things? Deng Anderson, technical director of the Chinese wireless mobile institute said, "For operators, the inevitable concern of the international high degree of standardization The industrial chain has relatively high maturity, wide coverage and deep coverage capability, and has dedicated frequency bands, which are safe and reliable, and technologies that make it easy to utilize existing network equipment and resources. From the perspective of telecom operators, it is mainly eMTC and NB-IoT."

"It is still a bit early to talk about the networking time of the cellular Internet of Things." Deng Anda said, "But China Mobile has proposed to closely integrate the needs to plan the Internet of Things. This is the biggest problem we have encountered now, such as where is the object? How is it distributed? How is the transmission frequency and bandwidth? These are the problems that we have not encountered before doing the human-oriented communication network."

In a network planning system, we should consider various aspects including frequency, coverage, capacity, transmission requirements, parameters and software function planning. Deng Anda said that the frequency planning is of concern to us. At present, the networking modes of NB-IoT and eMTC are also various. The eMTC is based on the GSM upgrade scheme, which is equivalent to the GSM-based upgrade to the FDD scheme. The TDD-based upgrade scheme only requires software upgrade. The design institute now checks the equipment and models on the network to assess the ability of the equipment to support upgrades.

"For eMTC coverage planning, it may require more understanding of device capabilities and chip capabilities to determine the network construction budget." Deng Anda said that the design institute has a relatively complete 4G network model, which can predict the loss and capacity requirements for different scenarios. These jobs will be launched after the eMTC coverage performance verification is completed.

The industry estimates that after the eMTC equipment can be provided, China Mobile will soon launch the eMTC technology network. Next year, 19 stations will be tested in the field, then the scale network test will be conducted. At this stage, the eMTC network will be networked. Play a leading role. Deng Anda said that the follow-up will consider the upgrade based on TDD. This part is also closely related to equipment manufacturers to support new equipment and research on the support of network equipment.

Establishing the IoT sustainable business model NB-IoT and eMTC technologies are just a basic chain of cellular IoT commercial. On this basis, IoT management platforms and security authentication methods are needed to facilitate the establishment of a sustainable business model for the Internet of Things. A number of consulting agencies have listed the IoT platform as a development focus.

At the GMBBL Forum, President Li Yue made a “key recommendation” for China Mobile’s Internet of Things application platform OneNET.

At present, more than 3,000 companies and more than 30,000 developers have gathered on this platform. 90 million users have focused on this platform. China Mobile hopes that everyone will innovate on this platform.

According to Xiao Qing, senior technical director of China Mobile Internet of Things, the OneNET platform not only provides fast access to various sensing devices, but also improves the application development efficiency of enterprises and makers. In 2016 alone, the platform access sensing device was 900,000 at the beginning of the year. By September, 4 million sensing devices had been connected, and the number of API calls on the China Mobile IoT platform continued to increase.

At present, China Mobile's IoT card users have exceeded 34 million, and the group's customers have reached 19,000. The 31 provinces and municipalities across the country have all the capabilities of the ICT card, and the number of users exceeding the million has reached 11. More than 40 million users will be available by the end of 2016. However, at present, China Mobile has different time to complete the transformation of BOSS (Operation Support System) in various provinces, and the development of the whole network is not balanced.

Intelligent modules are also developing rapidly. China Mobile has formed three series of products in the industrial grade, car gauge and consumer electronics. In the three series, 20 modules have been derived, and the sales volume is planned to be from 600,000 pieces in 2015 to more than 1.5 million pieces in 2016.

eSIM is a chip used by operators for the Internet of Things and has the function of a mobile phone SIM card. It is also a support point for providing digital services and establishing a business model for the Internet of Things. The first eSIM OneNET communication chip C216B, which was developed for the Internet of Things, was mass-produced in September this year and is expected to sell more than 5 million units next year.

The layout of the cellular Internet of Things will be further clarified in 2017. China Mobile is doing technical verification, network planning and platform construction; the maturity of chips and devices, the price of chips and communication modules are all progressing according to the timetable, and the scale of commercial use. It is a predictable future. The biggest uncertainty now comes from the integration of vertical industry applications. In the targeted market of NB-IoT and eMTC, how to establish a sustainable business model is the biggest problem encountered by the industry. The main problem of cracking.

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