What happened to the legendary 4G?

December 4, the Ministry of Industry issued a notice that to China Mobile, China Telecom and Unicom issued "lte/fourth generation digital cellular mobile communications Business (TD-LTE)" Business license.

Thus, China's formal entry into the 4G commercial era. According to the Ministry of Public announcement, China Mobile, China Telecom and Unicom have access to td-lte licences. According to the enterprise application, the Ministry of Industry will approve the relevant enterprises to carry out the LTE FDD network technology test based on the relevant legal procedures, verify the development mode of the LTE FDD and Td-lte mixed network, and release the LTE FDD licence after the condition is ripe.

When the 4G of the arrival of the overwhelming, you have a knowledge of 4G related to it? 4G in the end is how, how to use 4G, now need to change to 4G immediately, read it.

Three preliminary understanding of 4G

　　(1) What is 4G?

(2) How fast is 4G?

　　(3) How can I use 4G?

First step:

To have a 4G mobile phone, these phones include: Samsung NOTE2, n7108d, Sony m35t, ZTE U9815, cool faction 8736, HTC 8088, Huawei G716, Tian language touch 1, Hisense x6t and so on.

Step two: Go to the business Hall to replace the support of 4G mobile phone Usim card

Mobile

China Mobile has officially provided 4G services, before the end of the year, in Beijing, Hangzhou, Guangzhou, Shenzhen, Qingdao, Nanjing, Ningbo, Xiamen, Shanghai, Tianjin, Shenyang, Chengdu, Fuzhou and other cities will be opened 4G services, customers do not need to change the number, do not need to register, need to change 4G card, change 4G mobile phone. If you need to handle, please buy 4G mobile phone, carry the original mobile phone SIM card to the designated business hall to replace the 4G card, the phone number is unchanged.

Unicom and China Telecom have not yet launched 4G business.

4G is coming, is it possible to Chine soon?

3G licensing, we are clear that the 3G signal is not everywhere, so, 4G will be the same, the signal will not immediately everywhere.

At present, China Mobile only to Beijing, Hangzhou, Guangzhou, Shenzhen, Qingdao, Nanjing, Ningbo, Xiamen, Shanghai, Tianjin, Shenyang, Chengdu, Fuzhou and other cities to provide 4G services; In the middle of next year, 100 cities are expected to have 4G commercial conditions; by the end of next year, Users in more than 340 cities can enjoy 4G services from China Mobile.

At present, the coexistence of 3G and 4G is a common phenomenon.

Why Chinese Unicom and China Telecom are not yet 4G

Mobile in the 3G era behind Unicom and telecommunications, and then 4G wind has come out, so the big advance layout 4G, today began to harvest fruit.

The issuance of 4G licences gives China Mobile a chance to make up for 3G weakness--mobile is significantly faster than China Unicom and telecom in the construction of test and commercial cities. In fact, China Mobile has invested a total of 41.7 billion yuan this year, building about 200,000 Td-lte base stations and plans to expand Td-lte's coverage to more than 300. Therefore, China Mobile has taken the lead in the sale of 4G mobile phones, the introduction of 4G package.

Unicom and Telecom in the last two or three years in the 3G network on a lot of investment, so there is not much power to 4G network. Of course, this window period will not last long. Unicom and telecoms are not waiting to be left behind.

　　4G How is the development of foreign countries?