1. Basic situation and development trend of mobile smart wearable devices
1.1 Mobile smart wearable device concept and classification
The mobile smart wearable device is a new form of terminal device that can be directly worn on the body or integrated into the user's clothes, shoes and hats, and other hardware and hardware with certain computing power. At present, mobile smart wearable devices are mostly in the form of portable accessories that can connect terminals such as smart phones through short-distance communication technologies such as low-power Bluetooth, Wi-Fi, NFC, etc. The mainstream product forms include smart watches and wrists supported by wrists. Belts, bracelets and other products, head-based support for smart glasses, helmets, headbands and other products as well as smart clothing, accessories and other non-mainstream products.
Mobile smart wearable devices can be roughly classified into two categories according to technical implementation difficulties and functional characteristics. One is mobile smart wearable devices for sensor applications, such as the Fuelband smart wristband, the Jawbone Up smart bracelet, and the Fitbit Flex smart bracelet. These wearable devices mainly record and evaluate the user's movement and health status through the sensing device, and usually need to connect with terminal devices such as smart phones for data analysis, management, display and other applications; the other is support The mobile intelligent wearable device with the new human-computer interaction technology can realize the application of the new human-computer interaction technology in addition to the sensor-based application. For example, Pebble smart watches, Galaxy Gear smart watches, Google Glass smart glasses, etc., by supporting new human-computer interaction technologies such as new display technologies (such as flexible screens, micro-projection), voice interaction technologies (such as voice control), augmented reality technology, image recognition Technologies (such as gesture recognition, face recognition), etc., have functions similar to those of smart phones, usually used in conjunction with devices such as smart phones, simplifying the operation of smart phones, and integrating the functions of communication and entertainment of smart phones in wearable devices. Expand on.
The mobile smart wearable device can be used as a useful supplement to traditional smart terminals such as smart phones in the fields of information transmission and human perception. On the one hand, the wearable device extracts some functions on the smart phone and presents it to the user in a better interactive manner, so that the traditional intelligent terminal realizes the function extension in the new interactive mode, and the function extends to the smart watch and the smart glasses. The main representative can realize the functions of surfing, navigation and photographing of the wearable device. On the other hand, wearable devices inject elements that are not available in smartphones, innovate functions, and complement new functions with existing functions of traditional smart terminals. Functional innovations are represented by products such as smart bracelets and smart wristbands. The main features of the user's body can collect and organize user movement and health data.
1.2 Mobile smart wearable device market competition pattern
Mobile smart wearable devices are still in their infancy, and many companies are starting to make a move. Since 2013, the mobile smart wearable market has gradually warmed up, various types of products have emerged, and the application fields have expanded. However, the industry is still in its infancy, the product scale is limited, the software and hardware patterns are fragmented, and the consumer market has not yet started on a large scale. Many manufacturers have entered the field since 2013, including Google, Apple, Sony, Samsung, Pepple, Nike, Jawbone, Shanda Shell, Yingqu Technology and other domestic and foreign companies, has launched smart glasses, smart watches, smart bracelets, Smart shoes and other products. In 2014, mobile smart wearable devices once again became a hotspot for technology products. Samsung and Sony launched new products such as smart bracelets and new-generation smart watches in addition to the original smart watch products. Other ICT manufacturers have followed suit. Intel has released a variety of products, including smart watches, smart earphones, smart headsets, etc. Epson, Lumus and other smart glasses products, domestic Huawei, ZTE, Xiaomi, Baidu, Qihoo and other smart terminal manufacturers And Internet companies have also begun to follow the smart watches, smart bracelets, smart glasses and other product areas, more companies began to force mobile smart wearable devices.
Mobile smart wearable devices have not yet formed a situation similar to the oligopoly in the field of smart phones, showing diversified development. Wearable devices have various forms and fragmentation features. In addition to mainstream wearable products such as wristbands, watches and glasses, smart wearables, shoes, gloves, school bags, crutches, jewelry and other innovative wearable products are also emerging. Mobile smart wearable devices The application scenarios and scope of use are infiltrating into other industries such as clothing, home, car, security, etc., presenting new ideas for more diversified development. The advantages of each company's products for different forms are different, leading to a situation in which the market is divided. According to market data from the analyst firm Canalys, in the first half of 2014, the global smart wristband sold 4.4 million pieces, while the smart watch has about 1.8 million pieces. The wristband and watch are the main products in the wearable device market. Early-stage startups such as Fitbit and Jawbone have certain advantages in the field of smart wristbands, occupying the top two in the smart wristband market. Samsung, a traditional ICT giant, is rapidly catching up in the field of smart watches, with more than the second quarter. The new product, its share began to exceed the startup Pebble, and Pebble and Sony jointly led the smart watch market.
2. Development status of key technologies for mobile smart wearable devices
Mobile smart wearable devices not only require chips and operating systems to meet small and low power requirements to meet device wearability and low power consumption; they also need to support more sensor technologies and new human-computer interaction technologies to sense the surrounding environment. And implement multiple modes of operation.
2.1 Mobile smart wearable device chip technology
The mobile smart wearable device chip is developing in a process of miniaturization and low power, and the chip presents diverse needs. Existing products can usually be divided into two platform architectures. The first one is born out of a smart terminal, and has a common mobile phone application processor (AP) as a core platform. It is powerful and can complete a series of multimedia content-based interactive functions such as augmented reality. The disadvantage is that the power consumption is high. The standby time is short; the other is combined with the low-power microcontroller (MCU) active in the industrial control field, based on embedded technology, which has the advantages of low power consumption and fast response, but for augmented reality, etc. The support of high-performance human-computer interaction technology is weak, and only simple functions such as monitoring, recording, and reminding can be completed. Qualcomm, Intel, MTK and other industry giants and China Junzheng have successively launched customized chips for mobile smart wearable devices, which will accelerate the maturity of mobile smart wearable devices.
2.2 Mobile smart wearable device operating system technology
The mobile smart wearable device operating system is diversified and there are currently three different technical routes. The first is a sensor-based operating system with relatively simple functions. It usually uses an embedded operating system, such as a more mature real-time operating system (RTOS), to perform fixed tasks in a single domain. Second, it is tailored based on existing smartphone operating systems. Most smart watches, glasses and other products are developed based on Android, iOS, TIzen and other operating systems, for mobile phone operating system power consumption, video acceleration and 3D and other functions occupying a large number of system resources for crop optimization; third is specialized For the wearable device's operating system, Google has released the Android Wear system platform for wearable devices, and the wearable device operating system landscape will usher in new changes.
2.3 Mobile smart wearable device sensor technology
Sensors become the core components of mobile smart wearable devices, and emerging sensors such as biosensors and environmental sensors are widely used. The sensors in the mobile smart wearable device can be roughly classified into three types according to functions: motion sensors, biosensors, and environmental sensors. Motion sensors have been widely used in traditional terminals such as smart phones, mainly implementing functions such as motion detection, navigation, entertainment, and human-computer interaction. At present, wearable devices still occupy a dominant position for motion sensors. The emerging functions of emerging sensors such as biosensors and environmental sensors, including health and medical monitoring, environmental monitoring, etc., have also become widely used in wearable devices and have great potential for development. Sensors in wearable devices are an extension of human senses. As sensor miniaturization and intelligent direction develop, mobile smart wearable devices will accelerate the integration of multiple sensory capabilities.
2.4 Mobile smart wearable device human-computer interaction technology
Human-computer interaction technology has become a hotspot for manufacturers such as smart glasses. New human-computer interaction technologies such as voice control, gesture control, micro-projection, bone conduction and augmented reality have begun to be applied in mobile smart wearable devices. The application of voice control technology is relatively extensive, and it has gradually extended to applications such as smart watches and smart wristbands from the application of smart glasses and other products. Gesture control technology has made a breakthrough. Traditional gesture recognition technology companies have begun to cooperate with mobile smart wearable devices companies, and it is expected to promote the use of gesture recognition functions in the field of mobile smart wear. In addition, micro-projection, bone conduction, augmented reality and other technologies are different from the traditional smart terminal interactive technology, and the application prospects of mobile smart wearable devices are very broad. Mobile smart wearable human-computer interaction technology has brought about a new and interesting control experience while continuously upgrading and evolution. More and more intuitive and natural human-computer interaction technology will still be an important breakthrough direction for mobile smart wearable devices in the future.
2.5 Mobile smart wearable device endurance
Endurance has become the bottleneck of mobile smart wearable devices, and multiple solutions are needed. Due to the limitation of the physical space of the mobile smart wearable device, it is impossible to equip the high-capacity battery, and its battery life becomes the main bottleneck affecting the user experience. At present, the problem is mainly solved from the following aspects: First, reduce power consumption from the aspects of chip, operating system, screen and terminal interconnection, and find a balance between performance and power consumption; second, increase battery capacity, for example, curved battery technology can be The battery capacity is reduced while the battery capacity is reduced. The third is to alleviate the problem through wireless charging, extreme charging, kinetic energy, solar energy and bio-charging. However, most of these charging technologies are in the experimental stage and have not been commercialized on a large scale.
3. The ecological development status of smart wearable equipment industry
The mobile smart wearable device industry chain involves many links such as chips, operating systems, components, equipment products, applications, and cloud platforms. At present, due to the fragmentation of mobile smart wearable products and operating systems, the industrial ecology is relatively loose, and a large industry has not yet formed. In the camp, the industry has begun to actively try to form different industrial chain integration ideas based on its own advantages.
3.1 Integrating mobile intelligent wearable hardware and software industry chain resources with operating system as the core
Through the open AndroidWear operating system platform, Google allows third-party vendors to join in the production of a wide range of wearable devices, trying to integrate the resources of the entire industry chain with the similar cooperation of Android phones to create a unified mobile smart wear ecological camp, Google is working with electronic products. Manufacturers LG, Motorola, Asus, HTC and Samsung are seeking cooperation, and chip makers Broadcom, ImaginaTIon, Intel, MediaTek, etc. will also join the camp. In addition, the emergence of AndroidWear will bring application development back to unity.
3.2 Building a mobile smart wearable cloud and integrating the ecological chain through the cloud platform
Mobile smart wearable devices are not only hardware devices, but also need to implement powerful functions through data interaction and cloud interaction. Internet companies such as Baidu and Tencent cooperate with more wearable terminal manufacturers and developers through open cloud technologies, platforms and resources. The combination of “cloud†and “end†hopes to create a complete ecological chain with clouds. Baidu provides cloud platforms for products from other hardware manufacturers such as TCL, OPPO, PICOOC, MUMU, etc. At the same time, it cooperates with health service providers such as Good Doctor, Jade Bird Fitness, and Emergency Center to conduct aggregation and analysis in the cloud, and output professional for users. Health reports and services. Tencent WeChat public platform began to support wearable device access, use WeChat to synchronize, manage data of different brands of wearable devices, and open the social relationship between these data and WeChat.
4. Smart wearable device application and business model development status
Mobile smart wearable devices can sense multiple signs of monitoring physical signs, environments, and sports, and can quickly collect and analyze data, which has broad application prospects. At the same time, mobile smart wearable devices combined with cloud platforms have an innovative business model.
4.1 Mobile Smart Wearable Device Application Area
Mobile smart wearable devices are preferred in the medical, sports, and entertainment industries. In the medical field, mobile smart wearable medical devices are monitored by vital signs (such as heart rate, body temperature, blood pressure, etc.), based on richer and comprehensive detection data and background cloud technology analysis, can improve the level of diagnosis and treatment, and continuously track patient conditions in the United States. As a representative of CardioNet, the mobile smart wearable device is used to record the patient's ECG data, which opens up a new mobile smart wearable medical model. In terms of sports, the small and portable mobile smart wearable device will make it an ideal accessory for sports and fitness. The sports and health products represented by Fitbit and Jawbone Up can measure time, calories and steps, and are generally welcomed by users. In terms of entertainment, smart smart wearable devices such as smart watches and smart glasses can realize functions similar to smart phones, and have wider applications in social, gaming, photography, reading, and Internet access.
4.2 Mobile smart wearable device business model
Mobile smart wearable devices are currently based on hardware sales and profitability. In the future, it is more likely to be profitable through software and service sales. Mobile smart wearable devices are a combination of the following three business models. First, the hardware sales are profitable. The mobile smart wearable devices are usually fashionable and personalized in design, and will be sold at a higher price to obtain profits. At present, the prices of smart glasses and mainstream smart bracelets are relatively high. The second is data service marketing. Mobile smart wearable devices are not only a kind of hardware devices, but also realize powerful functions through data interaction and cloud interaction. By controlling and collecting more data, data-based marketing is carried out. Third, software sales are profitable, and mobile smart wearable device manufacturers can build a platform similar to the app store, from the sales of software.
Conclusion
Mobile smart wearable devices greatly enhance user data perception and control capabilities, and the security risks of user data and privacy protection and wearable devices are more prominent. First of all, the risk of user privacy collection is unprecedented. The mobile Internet giant combines the user account system with massive sensing information to dig and release the user's data information. All the information perceived by the wearable device may be leaked. Secondly, the information sovereignty problem It is even more obvious that the various data obtained through wearable devices will directly affect the country's information dominance and economic and social security if it is transmitted across borders and stored on overseas application servers. The third is the increased threat of illegal remote control and the penetration of wearable devices. In all aspects of production and life, people's lives and property (such as medical health equipment, in-vehicle systems, etc.), if controlled by illegal intrusion, will have serious consequences. In addition, the sneak shots of wearable devices and the impact on personal safety have also received much attention. The functions of photographing, video recording and recording of wearable computing devices are more concealed, and the secret leakage problem caused by the wearable computing device will become more prominent. At the same time, because the wearable device is close to the human body, its close-range radiation and heat dissipation are good for human health (especially pregnant women). The impact is not clear, causing widespread public concern; some wearable devices that have long-term contact with the skin can cause skin irritation or allergic reactions. In order to promote the healthy and sustainable development of the mobile smart wearable device industry, the standards and testing specifications for mobile smart wearable devices need to be researched and formulated as early as possible.
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