1. Family members or children help the elderly to apply for real-name authentication mobile phone cards and guide the use of smart phones;
2. Children travel with the elderly in person;
3. Without children, the community or village committee shall handle relevant formalities and certificates for the elderly.
Smart phone is the general name of mobile phone types with independent operating system and independent running space, which can be installed by users through third-party service providers such as software, games and navigation, and can realize wireless network access through mobile communication networks.
Smart phones have three characteristics: excellent operating system, free installation of all kinds of software and full touch screen operation. Among them, Apple, Huawei, Samsung, Nokia and HTC are the five most well-known brands in the world. And brands such as Xiaomi (mi), OPPO, MEIZU (Meizu), Lenovo (Lenovo), ZTE, Coolpad, Yijia, Vivo and K-Touch have attracted much attention in China.
The first smart phone, IBM Simon, was born in 1993 and was jointly manufactured by IBM and BellSouth. As a new technology, CDMA CDMA2000 is rapidly sweeping the world and has occupied 20% of the wireless market. By the end of 20 12, the number of CDMA2000 users worldwide had exceeded 256 million, and 156 operators in 70 countries had commercialized 3G CDMA services. Dozens of OEMs around the world, including Ankexin Communication Technology Co., Ltd. authorized by Qualcomm, have launched EVDO mobile intelligent terminals. In 2002, Qualcomm's chip sales reached a record high. From 1994 to 2020, Qualcomm has provided more than 7.5 billion chips to many manufacturers around the world, including China. Smart phones were born under this background.