When we talk about 5G | What are we looking forward to?

Unlike previous 2G, 3G, and 4G mobile network upgrades, which are more like a one-way iteration of the network itself, from voice to video to video, the essence is still the speed of network connectivity, since at that time it was network development Top priority, whether it is commercial or client, need faster Internet speed to bring more content.

And when the speed has reached a certain base, to 5G network upgrade phase, although can not say there are changes in the land, but its coverage may be more rich. Warehouse real etiquette, when the food and clothing to solve the problem, let us consider A variety of personalized needs.

3GPP defines the 5G application of the three major scenarios, mainly:

eMBB (Enhanced Mobile BroadBand, Enhanced Mobile Broadband);

mMTC (Mass Machine Type of Communication)

URLLC (Ultra-Reliable Low Latency Connection).

After the above scenes were taken out individually and refined into concepts, the conciseness revealed a trace of abstraction. Then we broke them all apart and crumbled to see what we were expecting for the 5G.

Let me start with eMBB - Enhanced Mobile Broadband. First, it is because the evolution of the eMBB scenario has been on the right track since the freeze of the 3GPP 5G NR first release, which is the main scenario discussed in R15, while the mMTC and URLLC scenarios are in the Introduced in the second release, R16, eMBB is like a continuation and enhancement of the main line of network upgrade in the past, with the goal of bringing greater and greater bandwidth while also considering how to utilize it more efficiently with limited bandwidth.

Here, you need to briefly explain the coding scheme, although several of the more discussed before coding are well-known for some companies in the industry for its platform, but not that these coding is that they invented, but these Manufacturers in the corresponding coding scheme under the research and patents will be more in-depth, more use of those coding scheme is naturally more favorable to them. At the bottom of more patents, it also represents the technology development has Stronger voice, similar enterprises in the face of them, cooperation has become a more wise than the just choice.

Among them, the LDPC code dominated by Qualcomm and the Ploar code are dually dichotomized in the eMBB scenario after the series war in October and November 2016. The final LDPC code becomes the data channel coding scheme, and the Polar code becomes the signaling channel coding scheme. Stand out in addition to the advanced technology in the coding level, Qualcomm itself leadership in the industry also has some advantages, the technical level is quite, that heritage and development are the factors that have to be considered.

According to ITU (International Telecommunication Union) published standards, 5G system downlink peak data rate of at least 20Gbps, uplink peak data rate of at least 10Gbps.At the same time, for the 'user throughput cumulative distribution function of 5%' is the real environment , The user can use the lowest rate and ITU standard "Minimum Requirements for Technical Performance of 5 G Air Interfaces". For the eMBB scenario, the actual data rate experienced by the user in the downlink direction of the 5 G system should not be less than 100 Mbps. In the uplink direction, the user actually experiences Of the data rate should not be less than 50Mbps. Such data compared to 100Mbps 4G era, the growth of the leap can be imagined.

Because of this huge growth, the possibility of converting content to a huge amount of content such as 3D, ultra-high definition, AR, VR, etc. Considering the more advanced baseband and corresponding new Content of the equipment, have to say Qualcomm is quite advantage.Baseband, for the gigabit LTE Xiaolong X16 and Xiaolong X20 aside for the time being to support the 5G standard Snapdragon X50 as a program release and the successful realization of data connection Double First, in a year's time, from the program to the actual landing across the floor, hands-on is the transmission speed of 1.25Gbps at 28GHz millimeter band, with the technical superiority of Qualcomm, reached the design peak standard of 5Gbps distant.

And the more novel form of AR, VR, Qualcomm has even greater advantages.When VR first entered the mind of the two vendors is Oculus and HTC, because only in the case of relatively complete technology can be done to scale Commercial mass production, and the two newest Oculus Go and HTC Vive Focus use Qualcomm chips.

As for the next generation of VR / AR products, with the Snapdragon 845 on the phone the most powerful GPU Adreno 60+ room-scale + 6 DOF + instant positioning and map building (SLAM) this set of combo Down, unless they do not want to give users a better experience, otherwise Qualcomm will still be their first choice.Technology is strong, cattle, Qualcomm is talking about 5G device-side chip around the subject.

After the eMBB scenario was basically clear, let's move on to talk about mMTC - mass-machine communications. According to the ITU standard, for a mMTC scenario, the device connection density should reach at least 1 million devices per square kilometer. Its primary goal is Lower power consumption while also increasing coverage and increasing the number of connections.Because the standard has not yet been fully delineated, the two scenarios we are more on the analysis of the existing stage.Only from a communications technology point of view, mMTC In fact, the difficulty is lower than eMBB, the relative technical utilization and protocol aspects will be some simplification, because 4G and pre 5G already have ample transition and preparation, about mMTC and NB-IoT, eMTC, there is no essential Differences, can be understood as a technological extension and breakthrough, after all, all we need to achieve Internet of things, more for the circulation of data to ensure that all devices are online at the same time, and can clearly pass out what they provide and demand Of the data, the data itself is not complicated, but the size and magnitude will be larger.

So imagine that at this stage, apart from the network itself, we can pay more attention to the things in the Internet of Things. Its network connection capability and the requirement of scale connection are not low, so we must consider the core chip of the device. Talking Hot Now - Wearables, June 2017 Qualcomm has introduced its Snapdragon Wear 1200 platform for wearable devices that offers eMTC and NB-IoT low-power, long-term online connectivity to devices And mMTC, more is just the difference between the emphasis on the focus here is Qualcomm excellence forward-looking, said its own technology is powerful, you can look at the following data, first of 2017 the United States patent charts.

Qualcomm ranked No. 6, before Google and Microsoft, itself is a very high ranking, taking into account the relative to other companies, Qualcomm's deep communication in the field, you can see the industry Qualcomm status.Of course, here we are In the list to see the BOE Technology Group such a huge progress made by domestic enterprises are happy ... Then look at a subdivision IoT patent list, because such a special list released little information, small For the time being only to find a 2016 LexInnova company's data, we mainly for reference analysis, the specific data as time changes certainly have a lot of increase.

You can see the first row of Qualcomm and Intel relative to other companies is still very advantageous, basically doubled.Also here you can see ZTE because of the early pressure injection 5G, related industries and areas have accumulated good Accumulation, and recently also closely cooperated with Qualcomm and China Mobile. In November 2017, the three companies successfully achieved the world's first end-to-end 5G NR system based on the 3GPP R15 standard. The good partners have indeed enjoyed a lot of momentum.

With today's advantages, technology leadership and forward-looking perspective and other considerations, it is not difficult to judge the important dominant force in the mMTC scene will still be Qualcomm, the next to say is the 5G era Xiaobian most looking forward to my URLLC scene.

According to the ITU standard, for the URLLC application scenario, the data plane delay can not exceed 1ms, the control plane delay can not exceed 10ms. In contrast, we can look at the movie we loved the entertainment .Although the high-end players are now playing FPS game The higher the frame rate is, the better the frame rate is. However, this is mainly due to the uneven frame generation time and high dynamic scene requirements. If the frame is generated and displayed in a uniform time, the level of 24 frames per second can meet the general requirements That 1000/24 ​​= 41.67ms / frame, which means that if we can meet the 5G standard delay requirements, we are in the process of using a completely non-delayed experience, there will be no longer although the download speed, but still not smooth a feeling of.

Of course, 5G in addition to the user experience and audio-visual entertainment, etc., in the heat of artificial intelligence in all aspects of the current promotion will be rapidly.Artificial intelligence is always lifted and big data, it is because of the widely used depth of artificial intelligence Learn to rely on a lot of data, you can understand as we need food and information, with a lot of data to feed it, can make it better and faster growth of 'intelligent' this feature. On the one hand, cloud intelligence possesses a greater advantage because of its huge data volume, but if cloud intelligence is completely relied upon, the process of data transmission and processing under the circumstances of the past networks will lead artificial intelligence in the face of actual usage scenarios When the result may be right, but from the word intelligence is not so close, so artificial intelligence also has the direction of intelligent development, data in real-time local processing, as long as the processing power is strong enough to delay the natural Lower, but there is also a problem that the source of local data will be relatively single, the depth and breadth can not be Within the time to achieve a breakthrough.

And when the low-latency 5G network arrives, cloud intelligence and intelligent end can be completely combined, the cloud is responsible for providing large-scale data, providing the user's past data, provide the relevant information to be expanded, and the local can Contact with the user's freshest dynamic and data, between the two through, on-demand data and processing power transfer, to achieve rapid learning and speed response at the same time.

In addition, URLLC is an indispensable and important cornerstone of driverlessness. As we all know, one of the unmanageable problems of today's wireless driver is the extremely high demand for high reliability and low latency of network connections. Instability and emergency moments reflected in the actual use, may be irreparable tragedy.In September 2016, Qualcomm, Nokia, Ericsson and other communications companies, together with Audi, BMW, a number of car companies set up a 5G car communications Technology Alliance (5GAA), is to promote the 5G network-assisted development in the area of ​​driverless .There, low latency and high reliability is still the top priority.When the car speeds up to 60Km / h, 50ms delay will be Resulting in a reaction distance of 83.3 cm. However, when the delay is reduced to 1 ms, the reaction distance drops to 1.6 cm. The same braking speed needs the same braking distance, and the difference between 1.6 cm and 83.3 cm may just happen to be collision and safety stop the distance between.

Speaking of the network for the car networking help, let alone say the device itself in the previous CES 2018 show, there have been BYD, Honda Accord, Jaguar Land Rover and other car companies began to force in the smart car, it is worth noting , They do not meet the choice of QUALCOMM as its own smart car to provide solutions.This is naturally because of Qualcomm's advanced in this regard, as Qualcomm's most advanced automotive solutions - Snapdragon 820Am platform, platform support to more High-definition, seamless transmission of high-definition video through the Hexagon 680 DSP Vector eXtension (vector expansion), as well as integrated vehicle sensing and computer vision to support driver assistance with the Snapdragon Nerve Processing Engine.

Because of advanced technology, automobile manufacturers like to use, and because of the use of multi-technology manufacturers to promote technological development and growth, thereby enhancing the discourse within the industry, such a double cycle believe that no one can play more than Qualcomm 6.

The above is the 5G three application scenarios at this stage and the predictable development of a simple analysis, because Xiaobian personal knowledge limited, some content may be some deviation.But in the face of the arrival of 5G, whether it is access to relevant information or Imagine, Analysis, are full of unquenchable excitement, which is a better network experience and richer use of the scene as a child of the cell phone circle, if the Snapdragon 845 came to represent the formal embrace of Gigabit LTE, from now to 5G, do not know how many products will become a landmark mark, of which, how many will mark the Qualcomm, think about it, is really looking forward to ah.


Unlike previous 2G, 3G and 4G mobile network upgrades, which are more like a one-way iteration of the network itself, from voice to video to video, the essence is the increase in the speed of network connections, since at that time this was the development of the network Top priority, whether it is commercial or client, need faster Internet speed to bring more content.

And when the speed has reached a certain base, to 5G network upgrade phase, although can not say there are changes in the land, but its coverage may be more rich. Warehouse real etiquette, when the food and clothing to solve the problem, let us consider A variety of personalized needs.

3GPP defines the 5G application of the three major scenarios, mainly:

eMBB (Enhanced Mobile BroadBand, Enhanced Mobile Broadband);

mMTC (Mass Machine Type of Communication)

URLLC (Ultra-Reliable Low Latency Connection).

After the above scenes were taken out individually and refined into concepts, the conciseness revealed a trace of abstraction. Then we broke them all apart and crumbled to see what we were expecting for the 5G.

Let me start with eMBB - Enhanced Mobile Broadband. First, it is because the evolution of the eMBB scenario has been on the right track since the freeze of the 3GPP 5G NR first release, which is the main scenario discussed in R15, while the mMTC and URLLC scenarios are in the Introduced in the second release, R16, eMBB is like a continuation and enhancement of the main line of network upgrade in the past, with the goal of bringing greater and greater bandwidth while also considering how to utilize it more efficiently with limited bandwidth.

Here, you need to briefly explain the coding scheme, although several of the more discussed before coding are well-known for some companies in the industry for its platform, but not that these coding is that they invented, but these Manufacturers in the corresponding coding scheme under the research and patents will be more in-depth, more use of those coding scheme is naturally more favorable to them. At the bottom of more patents, it also represents the technology development has Stronger voice, similar enterprises in the face of them, cooperation has become a more wise than the just choice.

Among them, the LDPC code dominated by Qualcomm and the Ploar code are dually dichotomized in the eMBB scenario after the series war in October and November 2016. The final LDPC code becomes the data channel coding scheme, and the Polar code becomes the signaling channel coding scheme. Stand out in addition to the advanced technology in the coding level, Qualcomm itself leadership in the industry also has some advantages, the technical level is quite, that heritage and development are the factors that have to be considered.

According to ITU (International Telecommunication Union) published standards, 5G system downlink peak data rate of at least 20Gbps, uplink peak data rate of at least 10Gbps.At the same time, for the 'user throughput cumulative distribution function of 5%' is the real environment , The user can use the lowest rate and ITU standard "Minimum Requirements for Technical Performance of 5 G Air Interfaces". For the eMBB scenario, the actual data rate experienced by the user in the downlink direction of the 5 G system should not be less than 100 Mbps. In the uplink direction, the user actually experiences Of the data rate should not be less than 50Mbps. Such data compared to 100Mbps 4G era, the growth of the leap can be imagined.

Because of this huge growth, the possibility of converting content to a huge amount of content such as 3D, ultra-high definition, AR, VR, etc. Considering the more advanced baseband and corresponding new Content of the equipment, have to say Qualcomm is quite advantage.Baseband, for the gigabit LTE Xiaolong X16 and Xiaolong X20 aside for the time being to support the 5G standard Snapdragon X50 as a program release and the successful realization of data connection Double First, in a year's time, from the program to the actual landing across the floor, hands-on is the transmission speed of 1.25Gbps at 28GHz millimeter band, with the technical superiority of Qualcomm, reached the design peak standard of 5Gbps distant.

And the more novel form of AR, VR, Qualcomm has even greater advantages.When VR first entered the mind of the two vendors is Oculus and HTC, because only in the case of relatively complete technology can be done to scale Commercial mass production, and the two newest Oculus Go and HTC Vive Focus use Qualcomm chips.

As for the next generation of VR / AR products, with the Snapdragon 845 on the phone the most powerful GPU Adreno 60+ room-scale + 6 DOF + instant positioning and map building (SLAM) this set of combo Down, unless they do not want to give users a better experience, otherwise Qualcomm will still be their first choice.Technology is strong, cattle, Qualcomm is talking about 5G device-side chip around the subject.

After the eMBB scenario was basically clear, let's move on to talk about mMTC - mass-machine communications. According to the ITU standard, for a mMTC scenario, the device connection density should reach at least 1 million devices per square kilometer. Its primary goal is Lower power consumption while also increasing coverage and increasing the number of connections.Because the standard has not yet been fully delineated, the two scenarios we are more on the analysis of the existing stage.Only from a communications technology point of view, mMTC In fact, the difficulty is lower than eMBB, the relative technical utilization and protocol aspects will be some simplification, because 4G and pre 5G already have ample transition and preparation, about mMTC and NB-IoT, eMTC, there is no essential Differences, can be understood as a technological extension and breakthrough, after all, all we need to achieve Internet of things, more for the circulation of data to ensure that all devices are online at the same time, and can clearly pass out what they provide and demand Of the data, the data itself is not complicated, but the size and magnitude will be larger.

So imagine that at this stage, apart from the network itself, we can pay more attention to the things in the Internet of Things. Its network connection capability and the requirement of scale connection are not low, so we must consider the core chip of the device. Talking Hot Now - Wearables, June 2017 Qualcomm has introduced its Snapdragon Wear 1200 platform for wearable devices that offers eMTC and NB-IoT low-power, long-term online connectivity to devices And mMTC, more is just the difference between the emphasis on the focus here is Qualcomm excellence forward-looking, said its own technology is powerful, you can look at the following data, first of 2017 the United States patent charts.

Qualcomm ranked No. 6, before Google and Microsoft, itself is a very high ranking, taking into account the relative to other companies, Qualcomm's deep communication in the field, you can see the industry Qualcomm status.Of course, here we are In the list to see the BOE Technology Group such a huge progress made by domestic enterprises are happy ... Then look at a subdivision IoT patent list, because such a special list released little information, small For the time being only to find a 2016 LexInnova company's data, we mainly for reference analysis, the specific data as time changes certainly have a lot of increase.

You can see the first row of Qualcomm and Intel relative to other companies is still very advantageous, basically doubled.Also here you can see ZTE because of the early pressure injection 5G, related industries and areas have accumulated good Accumulation, and recently also closely cooperated with Qualcomm and China Mobile. In November 2017, the three companies successfully achieved the world's first end-to-end 5G NR system based on the 3GPP R15 standard. The good partners have indeed enjoyed a lot of momentum.

With today's advantages, technology leadership and forward-looking perspective and other considerations, it is not difficult to judge the important dominant force in the mMTC scene will still be Qualcomm, the next to say is the 5G era Xiaobian most looking forward to my URLLC scene.

According to the ITU standard, for the URLLC application scenario, the data plane delay can not exceed 1ms, the control plane delay can not exceed 10ms. In contrast, we can look at the film we loved the entertainment .Although the high-end players are now playing FPS games are The higher the frame rate is, the better the frame rate is. However, this is mainly due to the uneven frame generation time and high dynamic scene requirements. If the frame is generated and displayed in a uniform time, the level of 24 frames per second can meet the general requirements That 1000/24 ​​= 41.67ms / frame, which means that if we can meet the 5G standard delay requirements, we are in the process of using a completely non-delayed experience, there will be no longer although the download speed, but still not smooth a feeling of.

Of course, 5G addition to the user experience and audio-visual entertainment, etc., in the heat of artificial intelligence in all aspects of the current promotion will be rapidly.Artificial intelligence and the big data is always being lifted, it is because of the widely used depth of artificial intelligence Learn to rely on a lot of data, you can understand as we need food and information, with a lot of data to feed it, can make it better and faster growth of 'intelligent' this feature. On the one hand, cloud intelligence possesses a greater advantage because of its huge data volume, but if cloud intelligence is completely relied upon, the process of data transmission and processing under the circumstances of the past networks will cause artificial intelligence to confront the actual usage scenario When the result may be right, but from the word intelligence is not so close, so artificial intelligence also has the direction of intelligent development, data in real-time local processing, as long as the processing power is strong enough to delay the natural Lower, but there is also a problem that the source of local data will be relatively single, the depth and breadth can not be Within the time to achieve a breakthrough.

And when the low-latency 5G network arrives, cloud intelligence and intelligent end can be completely combined, the cloud is responsible for providing large-scale data, providing the user's past data, provide the relevant information to be expanded, and the local can Contact with the user's freshest dynamic and data, between the two through, on-demand data and processing power transfer, to achieve rapid learning and speed response at the same time.

In addition, URLLC is an indispensable and important cornerstone of driverlessness. As we all know, one of the unmanageable problems of today's wireless driver is the extremely high demand for high reliability and low latency of network connections. Instability and emergency moments reflected in the actual use, may be irreparable tragedy.In September 2016, Qualcomm, Nokia, Ericsson and other communications companies, together with Audi, BMW, a number of car companies set up a 5G car communications Technology Alliance (5GAA), is to promote the 5G network-assisted development in the area of ​​driverless .There, low latency and high reliability is still the top priority.When the car speeds up to 60Km / h, 50ms delay will be Resulting in a reaction distance of 83.3 cm. However, when the delay is reduced to 1 ms, the reaction distance drops to 1.6 cm. The same braking speed needs the same braking distance, and the difference between 1.6 cm and 83.3 cm may just happen to be collision and safety stop the distance between.

Speaking of the network for the car networking help, let alone say the device itself in the previous CES 2018 show, there have been BYD, Honda Accord, Jaguar Land Rover and other car companies began to force in the smart car, it is worth noting , They do not meet the choice of QUALCOMM as its own smart car to provide solutions.This is naturally because of Qualcomm's advanced in this regard, as Qualcomm's most advanced automotive solutions - Snapdragon 820Am platform, platform support to more High-definition, seamless transmission of high-definition video through the Hexagon 680 DSP Vector eXtension (vector expansion), as well as integrated vehicle sensing and computer vision to support driver assistance with the Snapdragon Nerve Processing Engine.

Because of advanced technology, automobile manufacturers like to use, and because of the use of multi-technology manufacturers to promote technological development and growth, thereby enhancing the discourse within the industry, such a double loop believe that no one can play more than Qualcomm 6.

The above is the 5G three application scenarios at this stage and the foreseeable development of a simple analysis, because Xiaobian limited personal knowledge, some content may be some deviation.But in the face of the arrival of 5G, whether it is access to relevant information or Imagine, Analysis, are full of unquenchable excitement, which is a better network experience and richer use of the scene as a child of the cell phone circle, if the Snapdragon 845 came to represent the formal embrace of Gigabit LTE, from now to 5G, do not know how many products will become a landmark mark, of which, how many will mark the Qualcomm, think about it, is really looking forward to ah.

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