Nowadays, when people talk about smart watches, health monitoring, exercise recording, making and receiving calls, etc. must be their indispensable functions. Among them, the communication function is implemented through Bluetooth on most smart watches. The watch needs to pass Connect to the mobile phone via Bluetooth. Without a mobile phone, no matter how high-configuration a Bluetooth smart watch is, it is still "a skillful woman cannot make a meal without rice." However, if you have a 4G watch, even if the mobile phone is not around, the communication function will not be affected in any way.
In recent years, 4G smart watches have gradually emerged on the market. Compared with Bluetooth watches, what are its significant advantages?
1. You can use the mobile phone card independently to dial and send text messages. Even if the mobile phone is not around, you can communicate at any time.
2. You can surf the Internet independently, and you can download and log in to social software such as WeChat on the watch, as well as some APPs that can be used on the watch.
3. You can use some functions that require network or Bluetooth, such as positioning function, without a mobile phone.
In an era when mobile phones are never far away, where is the use of 4G smart watches?
1. Children, the most well-known of which is undoubtedly the Little Genius children's watch. Children's watches have more limited functions than mobile phones, which can prevent children from being addicted to mobile phones and damaging their eyesight. Children's watches are more convenient for children to carry around, and can make it easier for parents to better check their children's location, calls, videos, etc. at any time.
Figure 1 Children's watch
2. Many parents of teenagers in school are also worried that their children's addiction to mobile phones will affect their studies, and most middle schools do not allow mobile phones to be brought into school. So for this large group of people, especially students who live on campus , the 4G watch is undoubtedly a great tool to connect with parents.
3. Other scenarios where it is not suitable to carry your mobile phone with you, such as outdoor fitness, etc. When fitness people perform sports such as running and climbing outdoors, it is not so convenient to carry a mobile phone with them. However, a watch worn on the wrist is relatively very convenient to carry. It is convenient to record one's physical status and exercise records, and it is also convenient to carry around. You will worry about being unable to contact people without a mobile phone. It can also be equipped with an NFC chip to swipe access cards and pay for buses and subways. You no longer need to carry a lot of items with you when you go out, and you can go to the gym lightly.
Figure 2 Exercise table
Will consumers be confused? I already have a frequently used mobile phone number. Will it be convenient to have so many more numbers on my smart watch? Paired with an e-SIM card, the watch and mobile phone can realize one number and two terminals. Through the "One Number Dual Terminal" service, users can bind their mobile phones and wearable devices to share the same number, phone charges and traffic packages, and the same number will appear to the outside world regardless of whether they are calling or being called.
Figure 3 Different SIM cards
Currently, the mainstream 4G chip brands in the wearable market include Unisoc, Aojie, Qualcomm, etc. Huawei’s recently launched watch product Huawei Watch4 uses the Qualcomm platform and has an integrated LTE modem with built-in eSIM, which can support independent phone calls and text messages. Send and receive. Unisoc's 8521E chip platform is suitable for 4G children's smart watches and is adopted by the world's leading children's smartwatch brands such as Xiaocai Tiancai and Xiaomi. For adult watch applications, for example, vivo WATCH 2 uses Unisoc's W117 independent MCU + modem This solution separates computing and networking.
The latest W217 4G module launched by UNISOC can be used as an MCU or only as a 4G modem. It can be widely used in children’s watches, student cards, adult cellular watches and other categories, bringing consumers a wearable experience. Quality improvement.
Figure 4 Feature introduction of UNISOC W217
Reference:
All-in-One + Super battery life | UNISOC launches smart wearable chip W217 (qq.com)
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