WiFi indoor positioning technology is getting mature and mature

In some television dramas, we often see such a picture: In the airport, the actor is frantically looking for the heroine until it is seen far away, running and embracing... However, with the maturity of indoor navigation technology, regardless of the future, regardless of If you are an actor or in real life, you just need to turn on your smartphone to find her exact location and “navigate” to her side by navigation software.

Recently, at a technical forum, industry experts disclosed to an Information Times reporter that with the increasing popularity of indoor Wi-Fi hotspots, indoor navigation technology is approaching maturity. It is understood that although there are plenty of business opportunities in indoor navigation technology, due to lack of understanding of new technologies in domestic shopping malls, the full application and popularity of indoor navigation technology are affected.

Wi-Fi hot spot positioning radar

It is easy to locate outdoor vendors in the open air, because there are GPS satellites and communication base stations of the operators on the ground, but in a shopping center where GPS satellites cannot penetrate? "It's not difficult - because there are almost all Wi-Fi hotspots in domestic shopping malls." In a recent forum, Yao Jianjun, vice president of navigation software company Gao De Navigation, told reporters that the current airport, train station, library, government The Wi-Fi hotspots in office buildings and large shopping malls can act as "small radars" and provide indoor positioning and navigation for users. He said that "the use of Wi-Fi hotspots for indoor positioning and navigation has matured at the technical level."

It is understood that at present, most of the major shopping malls in China, regardless of the operator, the mall itself or the mall store, almost all have a large number of Wi-Fi hotspots. At Starbucks, Tianhe City, Guangzhou, the reporter saw that almost every user had habitually logged in to Wi-Fi after ordering. In addition, as the three major operators have laid a large number of hot spots in Tianhe City, many users are also waiting for someone to log on to the Wi-Fi Internet.

According to Sui Jianjun, once the user logs in to the Wi-Fi hotspot, the navigation software can theoretically determine the location of the user through the Wi-Fi hotspot accessed by the user, and can be matched with three or more Wi-Fi hotspots. . It is understood that technically these Wi-Fis can reduce the positioning range to about 5 meters, which is comparable to outdoor GPS satellites.

Technical application is very important

Although the technology has matured, but for the application of indoor navigation technology, Sui Jianjun said that in the short term can not be too optimistic. “Overseas, operators generally are not active in adopting this technology, but shopping malls are active because of commercial interests. In China, the opposite is true. Operators and industry are active in promoting technology, but large shopping centers are not active. Even the threshold is set, and the operator is charged with expensive entrance fees and management fees.” He regretted that the biggest bottleneck in indoor navigation is not the technology itself, but also the property management of major shopping malls.

Some technical staff told reporters that indoor navigation is almost impossible to achieve without the support of property management. First of all, to locate and navigate, you need to draw an indoor map. Obviously, indoor maps are more frequent than outdoor ones. Outdoor buildings cannot be frequent appearances or names, but indoors, the appearance and names of shops are modified too frequently. In addition, if you want to locate through a Wi-Fi hotspot, engineers need to know the exact location of each Wi-Fi hotspot and even measure the intensity of each Wi-Fi signal, which is almost impossible without property management coordination.

“Indoor navigation is not just for boyfriends to find a girlfriend and then embrace it so happily. It has great commercial value.” Zhang Yi, chairman of Ai Media Market, told reporters that through indoor navigation, businesses can determine user access. Go to a certain Wi-Fi hotspot range, and then push the promotion information to the spot, eventually increasing the turnover.

What is the use of indoor navigation?

Why domestic supermarkets refuse to use indoor navigation? This is more or less because the management of the shopping center has not yet realized the importance of indoor navigation.

For example, when a smart phone user needs to buy brand-name aromatherapy, or want to eat Thai food when dining, it is not easy to find a shopping mall that is as large, complex and easily lost as Grandview Plaza. At this time, the user simply starts the indoor navigation software and can find the necessary restaurants and shops. Similarly, if you want to find a dispersed partner in a large supermarket, it is not complicated, and indoor navigation can be used in the same way. In the process of navigation, the user can see not only the route through the screen of the mobile phone, but also the discount information and promotion of each merchant. Merchants in shopping malls can advertise in this navigation software, promote their own products, and directly promote consumer shopping. Obviously, this is a lot of revenue for map software vendors and shopping centers.

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