Since most of the wireless sensor networks use emerging technologies, their applications were blocked in 2009 as experimental and early projects were curtailed or shelved. However, there has been a significant rebound in this area in 2010 , and the growth in shipments has been very strong. According to foreign media reports, the market's demand for wireless sensor networks is currently showing a significant growth trend after being affected by the recession for some time. Taking 2009 as an example, shipments of the 802.15.4 chipset during the year dropped by nearly 30% year-on-year. However, ABI 's latest research report on wireless sensor networks shows that shipments of this type of chipset have seen a strong increase in 2010 . Based on this growth momentum, shipments of the chipset will increase from over 10 million in 2009 to 645 million in 2015 , with a compound annual growth rate of 99.6%. ABI Research principal analyst Jonathan Collins (JonathanCollins) said:. "As the wireless sensor networks are mostly used emerging technology, its application in early 2009, with experiments and projects have been shelved or reduced hampered, however, in 2010 it There has been a significant recovery in one area and the growth in shipments is very strong. " However, the economic downturn is not the only factor that affects the development of this market. It should also be pointed out that the usage rates of different markets are also very different. Compared with proprietary solutions that have dominated this area, the increase in shipments of related 802.15.4 is even more pronounced. Other initiatives, such as the ZigBee RF4CE for home entertainment systems, also make a significant contribution to the development of the market, while ZigBee is not just an 802.15.4 technology that can provide short-range wireless connectivity, but also early adoption and family of “ smart energy †. Leading position in automation. Other major markets for wireless sensor network applications include home, building, and industrial automation.
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