The mobile phone network mode of the third generation mobile communication technology, also known as the third generation mobile communication technology, also known as the third generation mobile communication technology, also known as the third generation mobile communication technology. It was a wireless communication technology based on digital signal technology, which could provide high-speed data transmission, low delay, high band-width, and many other advantages. The Universal Mobile Technologies was a global mobile communication standard that supported different frequency bands and data rates, including 1900, 2100, 850, and 1900 -2100 frequencies. It supports a variety of data transmission modes, including high-speed data transmission modes with data transmission rates up to 100 Mbit/s and low-speed data transmission modes with data transmission rates of 3 Mbit/s or lower. Universal Mobile Technologies were widely used in smart phones, tablets, mobile TV, and car electronics. They could provide high-speed, low-delay, and multi-media transmission functions to provide people with more convenient and efficient mobile communication services.