The popularity of 5G networks, 5G mobile phones, 5G tablets, and 5G no longer just stays in the capital market where red and green lines intersect. In the testing ground of real technology, 5G commercial products have indeed begun to take shape and gradually grown into "Final look".
At the MWC exhibition in Barcelona, known as the "vane of mobile technology", 5G can be seen everywhere, whether it is the layout of the venue, the keynote speeches of technology tycoons, or the product applications demonstrated at the booth. Stepping into the booths of technology giants such as Huawei, ZTE, Ericsson, Qualcomm, and Intel, the slogans of “Leading 5G, Perfect 5G, Boost 4G to 5G” seemed to announce the official arrival of the 5G commercial era.
For enterprises in the communications ecosystem that are in urgent need of new opportunities, 5G is indeed a turning point of once-in-a-lifetime opportunities, with greater bandwidth, more connections, and more All imaginative business models will change with the official arrival of 5G. But the closer the curtain starts, the more important it may be to maintain a suitable rhythm and a clear mind. How much monetization capability does 5G network have? Is the market mature enough? These questions are worth thinking about.
A real case that can be referenced. After Huawei successively released major news about 5G at MWC, Huawei’s rotating CEOs heard some different voices from customers.
An internal Huawei employee told the author that 5G is an undoubted trend, and Huawei is also actively deploying it. However, judging from the actual situation of receiving customers at this exhibition, currently only 10% of global operators They have shown a strong willingness to invest in 5G, but more operators still maintain a calm attitude. From another perspective, how to obtain more revenue on existing networks is still the most concerned issue for current telecom operators.
Although the technology is very hot, 5G is far from mature in front of the market.
At this time last year, some telecom operators expressed a pessimistic attitude towards 5G investment. "Purchasing equipment from traditional equipment vendors is a huge expense. On the road from 4G to 5G, I am afraid that some traditional equipment vendors will not be able to survive." Bruno Jacobfeuerborn, CTO of Deutsche Telekom, said that most of the investment occurs in 5G Wireless access network, return on investment is too low. In order to control costs, we cannot invest in 5G according to the past model.
Such a cold warning stems from Deutsche Telekom’s concerns and disappointment about the investment costs of 5G wireless access networks. Deutsche Telekom estimates that 5G wireless access investment will account for 50% to 70% of the total 5G investment, which is an astronomical figure.
Deutsche Telekom’s idea may be common among operators around the world.
Huawei is also concerned about the prospects of the communications industry. At an event on the 27th, Huawei's rotating CEO Xu Zhijun said frankly that the communications ecosystem is in an unhealthy state and a more innovative cooperation model should be adopted to face the future.
"In the past, our industry was like this. A standard was established between industries. Our equipment vendors developed and produced products, and operators tested and tendered for use. But from Huawei's perspective, what is really put into the market It’s not bad if the product can use 30% to 40% of the performance. Moreover, we may not be able to provide what consumers really need. As the entire telecommunications network moves toward cloudification, is this long-term business model feasible? I am deeply skeptical about supporting us in getting out of an unhealthy state." Xu Zhijun said.
It has to be said that after stepping out of the 5G carnival, the entire communications industry is still anxious, and this anxiety is only increasing as 5G technology becomes increasingly mature.
In fact, at times like this, the more calm we need, the iteration, upgrade, and commercialization of any generation of mobile communication technology are not achieved overnight. For operators, if 5G is commercialized too early, it means that the 4G 100-meter race has not ended yet, and the 5G race has begun again. How to recover the cost of 4G network construction? There must be a suitable rhythm for harvesting in autumn and hiding in winter.
As the foundation of the network, the 4G network will exist for a long time because it meets basic mobile broadband needs. For 5G, we still have a lot to do. More importantly, no one wants to be a victim of technology kidnapping. When cheering for 5G, every participant should think more about this issue.

UPF是指“用户平面功能”,是3GPP 5G核心网系统架构的重要组成部分,主要负责5G核心网中用户平面数据包的路由和转发相关功能;UPF在5G的边缘计算和网络切片技术中发挥着低延迟和大带宽的重要作用。

5g下载速度是128mb/秒即1Gbps,这意味着在5g网络中,下载1g的文件只需10秒;5G WiFi的入门级速度是433Mbps,这至少是现在WiFi速率的三倍,一些高性能的5G WiFi还能达到1Gbps以上。

2.4g和5g不建议合并;因为双频合一有利有弊,部分手机可能连接双频合一的wifi比较困难;对于一般的无线路由器如果没有弱信号剔除功能,那么开启双频合一后手机可能一直连着2.4G频段,根本不会切换到速率更快的2.4G频段,除非手动开关WIFI,因此建议分开设置。

5g手机从网络类型可以看出来是nsa和sa。操作方法:1、打开手机设置,点击“双卡与移动网络”;2、进入“双卡与移动网络”后,点击“高级设置”;3、在“高级设置”界面,找到“5G网络类型”即可查看。

iPhone11没有5g网络,iPhone11最高仅支持4G移动网络,网络制式覆盖FDD-LTE和TD-LTE等主流频段;iPhone11采用A13仿生芯片,内置GPS/GNSS,搭载两个1200万像素超广角及广角摄像头,有128G、256G可选 。

vivox27不是5g手机。vivox27的处理器是高通骁龙675和骁龙710,分别搭载了X15和X12基带,不支持5G网络,仅支持4g、3g、2g。骁龙710处理器采用了10nm的制程工艺,CPU使用了Kyro 360架构,其图像处理能力。骁龙675处理器采用三星11nm工艺,支持FHD+显示,内置多核人工智能引擎AI Engine,在AI应用中实现高达50%的整体性能提升。

iQOO Z5是5g手机。iQOO Z5支持双模5G,支持双卡双待;但需要注意,不支持双卡同时进行5G连接,当主卡5G网络时,副卡仅支持4G网络。iQOO Z5支持多个5G频段,包括:NSA n41/n77/n78、SA n1/n28A/n41/n77/n78,实际情况取决于运营商网络布局情况。

5g的三个特性是:1、高速率;在实际应用中,5G网络的速率是4G网络10倍以上。2、低时延;5G网络的时延大约几十毫秒,比人的反应速度还要快。3、广连接;5G网络出现,配合其他技术,将会打造一个全新的万物互联景象。

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