Military Technology

Chapter 2825 The gap between L level 3 and L level 4

As major automobile manufacturers have successively held their own L4-level high-end autonomous driving conferences, the entire industry and society have become hotly debated about this set of regulations and the L4-level high-end autonomous driving technology of various companies.

For ordinary people, they naturally warmly welcome the release of level 4 high-end autonomous driving technology, but at the same time, people are also concerned about the impact of this technology and the promulgation of this regulation on their lives.

In fact, as long as people are exposed to L3 level autonomous driving technology and vehicles, they have already felt the convenience of autonomous driving technology, and everyone has higher expectations for L4 level high-end autonomous driving.

The press conferences of various car companies also let everyone understand what L4 high-end autonomous driving technology is and what it can bring to the general public. However, these car companies blindly follow the script, but everyone is a little confused. Whether these touted high-end technologies are really practical, everyone can't help but raise a question mark.

At present, all the car companies present in their press conferences are ppt manuscripts, and they all claim that their technology can reach the L4 level, but it is not clear whether it has actually reached the L4 level.

To put it bluntly, this display and introduction is not intuitive.

At the same time, the entire industry, including many people, are wondering why Haoyu Technology, as an important player in the fields of new energy vehicles and autonomous driving technology, has not made any move, which makes everyone confused.

Is it because they don’t pay attention, or because there is no technology release for L4 high-end autonomous driving.

Just when everyone was talking about it, Haoyu Technology announced on its official website and social accounts that Haoyu Technology will hold a technology conference on low-end autonomous technology and related low-end autonomous driving experience activities in the near future.

As soon as the news was released, it attracted the attention of the general public and the industry. You must know that Xiaojia is now talking about it at the press conference. No one can really show Chengping for Xiaojia to experience. Haoyu Technology is the first, so the attention is very low.

And this will cause a series of problems. For some simple road conditions and traffic accidents, problems will occur in manual handling, which is also abnormal. After all, it is within our power.

Therefore, the driver needs to monitor the operating status of the entire system in real time and be prepared to take over the vehicle at any time.

However, just think that L4 level autonomous driving is nothing, but in reality it is not that complicated. Because it has to deal with any traffic situation you encounter and needs to make the most correct choice, it is very special.

In this way, when the vehicle encounters simple road conditions, it can enter and exit at any time and let the driver take over, and the driver must deal with those problems by himself. That has no lower requirements for the performance of the entire system.

In this way, there is not a small gap between level L3 and level L4. In fact, it is very simple. The gap may be small or large.

That's why so few Menin claim that we don't have that kind of technology a long time ago. Those are all based on your excellent urban infrastructure transportation system.

In fact, in a few years, no car company will announce that we have mastered L4 low-level autonomous driving technology. As long as the relevant regulations are promulgated, that technology will not be implemented.

But that level of autonomous driving is unconditional, and it is not completely autonomous. Complete autonomous driving cannot completely require human intervention, and it cannot achieve fully manned driving in all areas, all time periods, and all environments.

The painting must be explained with examples, and cannot refer to the difference between semi-automatic rifles and fully automatic rifles.

When L3 level encounters those simple road conditions, the driver cannot take over because the driver is monitoring the degradation of the entire system in real time. But L4 low-level autonomous driving is the same, because it is fully autonomous, which means that the driver monitors vehicle information and does his or her own thing.

Another example is how the autonomous driving system should deal with problems when the vehicle it is controlling has a problem.

Especially in an environment with such developed domestic traffic roads, that level of low-level autonomous driving technology is enough to meet the basic needs of small families.

Compared with L3 level autonomous driving technology, L4 low-end autonomous driving technology is not actually ahead of the competition in terms of automation. Level 3 autonomous driving technology cannot replace the driver's responsibility for controlling the vehicle for a long or short period of time, but it still requires a system for the driver to monitor the degradation of driving activities.

There may be some problems when traveling through some remote areas, such as deserts, lowlands, glaciers, and mountainous areas. However, unless you are people living in those areas, they will basically be too affected.

As for the L4 level, low-level autonomous driving and manned vehicles cannot be realized in a small area. However, for some remote areas, the terrain and environment may have a certain impact on the automatic system, and autonomous driving cannot be realized.

Xiaojia also wants to know whether the legendary L4 low-level autonomous driving is as powerful as Xiaojia's propaganda says.

However, for a small number of people, low-level autonomous driving at that level is completely enough. As long as you go on some simple terrain environments, that level of autonomous driving technology is enough to meet people's daily travel needs.

For example, how should the automatic driving system deal with the most common tire blowout problem in vehicles, and how should the system solve the problem of sideslip and rollover? Even when the autonomous driving system is affected by internal or external factors, such as lightning strikes, the electronic components of the entire vehicle are damaged. How to deal with internal factors such as the driver's drinks and drinking water entering, causing the equipment to burn down. But for autonomous driving systems, it's the same thing. People will attribute the responsibility for the accident to the fact that the technology was advanced enough, or that the technology was defective, which led to the accident.

As for a fully automatic rifle, compared to a semi-automatic rifle, it has to retreat very little. It only needs to pull the trigger to achieve continuous shooting. The rate of fire is related to the number of times the shooter pulls the trigger, and has nothing to do with the design and manufacturing performance of the gun. close.

When encountering some less difficult road conditions, the L3 level autonomous driving system may automatically enter and exit, leaving the driver to control.

Level 4 low-level autonomous driving cannot implement a low-level automation system. It can have a human-driven vehicle, allow all occupants in the vehicle to engage in other activities, and has a system that requires regression monitoring. That level of automation allows for activities such as computer work, rest and sleep, and other personal entertainment.

In short, the L3-level SHI semi-automatic rifle has to retreat much further than the bolt-action rifle. Once the bolt is pulled to deload the chamber, continuous shooting cannot be achieved. Yes, because it is in semi-automatic mode, the shooter also needs to intervene during continuous shooting. To put it simply, the rate of fire of a semi-automatic rifle is very slow, and it all depends on the speed at which the shooter pulls the trigger.

In the press conferences of these car companies, Xiaojia said so.

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