OTA is a technology for remote management of SIM card data and applications through the air interface of mobile communication. The air interface can adopt WAP, GPRS, CDMA 1X and short message technology. With the application of OTA technology, mobile communication can not only provide voice and data services, but also provide new service downloads.
Extended data:
Application of OTA technology;
With the application of OTA technology, mobile communication can not only provide voice and data services, but also provide new service downloads. In this way, application and content service providers can continue to develop more personalized services that are close to users' needs, such as information on demand, interactive entertainment, location services and banking transactions, without the limitation of platforms.
Through OTA over-the-air download technology, mobile phone users can use OTA mechanism to download various service menus provided by the network to their mobile phones according to their personal preferences, and can also customize specific services according to their own wishes.
With the "window" of intelligent networked cars, the automobile industry is entering the reshuffle stage, and the software is redefining cars. With the increasing number of all kinds of software on board, the updating and upgrading of software has attracted much attention, and its core is OTA(Over-the-Air Technology) over-the-air download technology.
Before OTA, the upgrade of in-vehicle system mainly relied on manual methods, and car users needed to drive their cars to 4S stores or designated places, which were realized by professionals and professional equipment. Through OTA technology, networked car users can upgrade related systems only by operating on their own car screens or mobile phones, thus saving time and labor costs.
Baidu encyclopedia -OTA
Baidu encyclopedia -ota