The fourth generation of mobile communication technology. 4G is a combination of 3G and WLAN, and is capable of transmitting high-quality video images. Its image transmission quality is comparable to high-definition television. The 4G system is capable of downloading at 100 Mbps, 2,000 times faster than the current dial-up Internet, and the upload speed can reach 20 Mbps, and can meet the requirements of almost all users for wireless services. In addition, 4G can be deployed in areas not covered by DSL and cable modems, and then extended to the entire region. 4G has obvious advantages In the afternoon of December 4, 2013, the Ministry of Industry and Information Technology officially issued the fourth-generation mobile communication business licenses (ie, 4G licenses) to China Unicom, China Telecom, and China Mobile. China Mobile, China Telecom, and China Unicom all Obtaining a TD-LTE license, according to informed sources, China Unicom and China Telecom have also obtained LTE-FDD licenses.
Relevant departments explained in detail the use of TD-LTE spectrum planning: China Mobile obtained 130MHz spectrum resources, respectively 1880-1900 MHz, 2320-2370 MHz, 2575-2635 MHz; China Unicom received 40MHz spectrum resources, respectively 2300-2320 MHz, 2555-2575 MHz; China Telecom obtains 40 MHz spectrum resources, which are 2370-2390 MHz and 2635-2655 MHz, respectively.
The official issuance of 4G licenses in the Mainland means that after nearly three years of commercial use of 3G, China’s three major telecom operators have finally obtained 4G licenses, and they are eligible to start 4G commercial applications. The three major operators in the Mainland will be able to officially implement 4G services officially. The pace of deployment of 4G-related work by commercial operators will also accelerate.
This marked that China's telecommunications industry has officially entered the 4G era.
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