New Sensor "Catch" Internet of Things

As a front-end sensing component of the Internet of Things, sensors play a pivotal role in the development of the Internet of Things. According to data released by the China Electronic Component Industry Association's Sensitive Components and Sensors Subcommittee, the Chinese sensor market continues to grow at a rate of more than 15%. In the next five years, the average sales growth rate of the domestic sensor market will reach 31%. This is precisely the rhythm of the development of the Internet of Things.

Internet of Things Brings New Opportunities The low-carbon economy has become a hot topic of discussion at present, and the third global industrial revolution will target the low-carbon economy and the Internet of Things industry. The world economy will become green, wireless, and healthy. The three major development trends. Greenization is the core of a low-carbon economy. Wireless networking is the foundation for the existing Internet, radio and television networks, and communications networks to move toward the “Internet of Things”. Health and safety are the fundamental goals of low-carbon and Internet of Things implementation.

A few days ago, at the "Internet of Things and Sensor Industry Development Forum and 2011 Annual Meeting" organized by the China Electronic Components Industry Association's Sensitive Components and Sensors Division in Wuhan, Hubei Province, the participants agreed that the Internet of Things has become a global hot spot. In the environment, the sensor companies must seize this opportunity to adjust the product structure and track cutting-edge technologies, especially new sensors using technologies such as MEMS (Micro Electro Mechanical Systems).

According to the “Internet of Things Industry Development Research (2010)” report issued jointly by Zhongguancun IOT Industry Alliance and Great Wall Strategic Consulting, the China Internet of Things industry will become a new industry with a trillion-dollar level. Therefore, the Internet of Things will have a very broad prospect of development. The sensor is the basic probing terminal that constitutes the Internet of Things. As an important technology for the development of the Internet of Things, sensor technology has naturally become the focus of the market.

Professor Tang Shuan from Dalian University of Technology pointed out that the opportunities brought by the Internet of Things for the sensor industry are mainly reflected in the following aspects: The Internet of Things is a new factor that promotes economic growth. In the next few decades, the Internet of Things technology will promote the development of various industries and serve the national economy. To develop and provide trillions of yuan of related equipment manufacturing, operation and service industries. The share of electronic products in modern industrial products is increasing. By the end of 2010, it has reached 53%. The Internet of Things is an opportunity to push the development of sensitive components and sensors once again following the modernization of the industry.

“The challenge of the Internet of Things for the sensor industry lies in the demand for multiple varieties of sensor products that can meet the measurement requirements of all things; integration of sensors to meet the comprehensive requirements of detection, processing, and transmission systems; sensor networking and low power consumption Characteristics, to create green electronics, support the application of low-carbon environmental protection requirements." Tang Junan said.

After analyzing the development situation of China's Internet of things and sensors, Wen Xueli, secretary-general of the China Light Industry Association, said that the Internet of Things is not only a technological innovation, but also a systematic innovation of practice and business models. Enterprises must seize this wave and need to More open, more pragmatic, and more collaborative push.

The gap with foreign countries has gradually narrowed. Secretary General Guo Meng of the China Electronic Component Industry Association’s Sensitive Components and Sensors Division said that currently, from the government to the entire industry, attention has been given to the Internet of Things and sensors. In July 2011, China’s electronic components industry In the 12th Five-Year Plan for Electronic Component Industry released by the Association, the intelligent, networked sensors applicable to the Internet of Things industry, as well as sensors for environmental monitoring and security monitoring are listed in the list of key development products.

Under the active guidance and support of national policies, China's sensor technology and industry have made remarkable achievements. We are gradually narrowing the gap with foreign countries in sensor technology research. A number of new sensors based on MEMS technology are entering the market. The scope of application has been continuously expanded in the field. The design technology, material control technology, production technology, reliability technology and test technology have been continuously developed, and the mass production capacity has been gradually improved. Traditional sensors such as mechanical sensors, gas sensors, temperature sensors, optical sensors, and voltage sensors The situation of production and sales of sensors was steadily rising. Not only did the share of the domestic market grow gradually, but it also met the needs of some foreign markets.

However, the research on sensor industry and technology in China still lags behind the international advanced level, especially in the field of new sensors. Guo Meng said that micro-nanosensors are the representatives of the new sensor industry. As far as micro-nanosensors are concerned, the United States, the European Union, Japan and other countries have formed stable R&D teams, design teams, product processing companies and user groups, and their MEMS basic processes. Has developed to a mature and stable stage. Pressure sensors, inertial sensors, accelerometers, humidity sensors, chemical sensors, and wireless sensor networks not only meet the needs of national defense security and national economy, but are also expanding and expanding into consumer products. Various products can be mass-produced according to market demand.

Strengthen the development of new sensors At present, China's sensor industry is in the key stage of the development from traditional to new sensors. The new sensors are mainly based on MEMS technology, new materials, microelectronics and related disciplines. The product features are integrated, intelligent, miniaturized, networked, multi-functionalized and low cost, with excellent technical performance and high reliability index. New sensors include sensors for temperature, humidity, optics, infrared, chemistry, magnetics, and acoustics in new strategic industries such as low-carbon economy and the Internet of Things.

Zhang Hongquan, a researcher at the 49th Institute of China Electronics Technology Corporation, said that MEMS, as the most recognized emerging industry in the 21st century, should receive strong national support. The government funding support should change the “small and wide” model, and select the leading technology companies to give priority support to the entire society. To realize the industrialization of MEMS, the government should take the initiative to create a model for the overall industry chain of MEMS start-ups-public R&D platforms-generation factories-package factories instead of segmentation planning, so that enterprises in all aspects of the industry chain can pass the government in the early stages. Promote the establishment of a strategic cooperation relationship.

Guo Meng pointed out that in the future, the sensor industry should effectively strengthen the development of new types of sensors based on market demand, but also do a good job in quality upgrades and output growth of traditional sensors; product varieties are tilted toward investment categories, especially to fill "blank" varieties. The proportions of various types of sensors and varieties are appropriate to form a new product structure with “new and old alternatives, far and near combinations, complete varieties, and satisfying demand”.

For large-scale production of sensor companies, Guo Meng said that the practice of large-scale production technology shows that economies of scale produce benefits. Since the market demand for various types of sensors is not the same, the scale of economic production is also not the same. Taking into account the use of advanced production technologies and the expansion of the market in the future, the production scale of general-purpose sensors with a wide range of outputs will be measured annually, and the production scale of some mid-range sensors will be 10 million (including more) per year; The production scale of some high-grade sensors and special sensors will produce hundreds of thousands to millions of units per year. After achieving economies of scale, production costs can be minimized, leading to the commercialization of inexpensive sensors.

Experts in the industry believe that in addition to mass production, the sensor production pattern should also develop toward specialization. The connotation of specialized production is that there are few types of sensors used to produce sensors; High market share; Specialized cooperative production of various sensor companies (such as materials, component chips, and assembly; co-production of chips, housings and pedestals, assembly, etc.), thereby effectively avoiding the internal “bigger and full” and improving The economic benefits of sensor companies.

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