The Technology Tree of Xueba

Chapter 119: Quantum key

Cao Lijiang watched Zhou Yu confidently and calmly introduce neutrino communication on the podium.

He knows that this 6G communication network conference is a one-man show of Spark Technology.

Not to mention that their Huawei company is not fully prepared, I thought this meeting was only a rough plan to establish a 6G network.

Even if they are well prepared, they cannot compete with neutrino communication.

He admired Spark Technology in his heart. It was indeed like Zhou Yugang said on the stage. As soon as neutrino communication appeared, none of the people present could play.

There is a huge technological gap between neutrino communication and conventional radio communication. As long as neutrino communication is likely to become practical, the country cannot abandon this technology, and it has significantly improved various industries.

Especially when he heard Zhou Yu said that the neutrino communication encryption method uses a quantum key, he was even more shocked. In this way, he would make up the biggest shortcoming of neutrino communication.

Zhou Yu introduced to everyone: "We cooperate with the Institute of Quantum Information of the Chinese Academy of Sciences and use their technology to complete quantum encryption.

Quantum technology is in the ascendant. Everyone should understand the characteristics of quantum technology. It is the only secure encryption technology that cannot be cracked.

Everyone should understand a rule of cryptography. As long as you change a codebook a day, no one can decipher it.

We just use the quantum information to form the key, and the quantum key used is randomly replaced every day. In special scenarios, the quantum key can be manually changed at any time.

To ensure the absolute security of communication information, only a one-day key can be used, and I believe that no institution will choose to decipher it, because this way there is no gain at all. "

"There are too many standards for neutrino communication, and I don't have time to explain them one by one on this stage, so I can't finish talking for a week.

Now please ask questions about your concerns. "

Zhou Yu invited everyone to ask questions. All the neutrino communication theories have been generated in the technology tree. He is not afraid to ask any questions.

From the expression of Director Tian Dajiang and the attitude of Academician Li Guanghua, Zhou Yu knew that neutrino communication would definitely win the future communication standard.

When representatives of companies such as Huawei ZTE were thinking about what to ask, someone suddenly asked: "Quantum technology has also made a breakthrough. Why not use quantum communication. I heard that quantum communication is faster than the speed of light. It should be more advanced technology."

Zhou Yu knew that he needed to give big companies time to think and ask questions, and he just answered this question and eased the atmosphere at the scene.

"I think you should be in charge of administrative work, not R & D.

This is obviously an unscrupulous company's hype about the concept of quantum, and profiting from the sale of fake concepts. Of course, how frightening they are.

Quantum communication can only achieve entanglement of one or two pairs of quantum, they cannot carry too much information.

There are no problems in transmitting hundreds of keys, but if you want to carry a Blu-ray video, you need to download it for more than ten years.

I correct you a wrong knowledge. In the field of microscopic particles, no matter what kind of particles, including particles with quantum effects, their speed will not exceed the speed of light.

This is an iron law, and now physics is developed based on this rule. So far, no method has been found to break through the speed of light.

Quantum's real-time access to information is a change in state, not a particle moving beyond the speed of light.

Using a simple analogy, a mother lives in Yanjing, her daughter lives in Shanghai, and her daughter gives birth to a baby.

Regardless of whether the daughter informs her mother, her mother has become uncle in status.

This is a change of identity status and has nothing to do with the speed of information transmission.

Quantum particles never exceed the speed of light. Anyone who puts forward the theory of quantum speed of light is speculating. "

After Zhou Yu finished speaking, there was a warm applause from the audience.

Now people have too many channels to acquire knowledge. They are not professionals, and no one can carefully discern the authenticity of this knowledge.

ZTE Chairman Wu Shengshan asked: "How does Spark Technology produce neutrinos, neutrinos hardly react with any substance, and only a large number of neutrinos are released during the nuclear reaction stage.

Is it possible for Spark Technology to generate neutrinos by means of nuclear reactions, then this technology is difficult to generalize. "

"I will explain this problem." Professor Zhao Zhao stepped forward and said.

"We don't need to make neutrinos at all. Scientists previously studied neutrinos, which are high-energy neutrinos released by capturing nuclear reactions. These neutrinos are easier to observe.

The sun is the largest neutrino production plant. Over 1,000 trillion neutrinos reach the earth every second. As long as we use one billionth of a billion, we can meet the requirements of neutrino communication.

Neutrinos hardly react with any substance. They do not interact with electromagnetic forces and can only be captured by weak interaction forces.

We at Spark Technology have developed super-heavy nuclear particles that can capture neutrinos.

Superheavy nuclear particles can be regarded as white dwarfs in the microscopic field. It is a fusion of thousands of atomic nuclei into one atomic nucleus, which generates a strong weak interaction force.

Rely on this power to capture neutrinos that exist widely in space. "

After Professor Zhao Zhao answered Wu Shengshan's question, Huawei Deputy General Manager Cao Lijiang stepped forward to ask: "Mr. Zhou, I would like to ask Spark Technology. Neutrino Communication relies on 108 communication satellites to serve billions of connected devices. Can a satellite carry so many communication needs? How does it allocate network resources? "

Zhou Yu did not expect Cao Lijiang to ask such a simple question, he should not ask more core questions.

For example, the modulation and demodulation method of neutrino communication, the channel control of neutrino communication, and the authority authentication of neutrino communication.

Although Zhou Yu was puzzled, he still carefully answered: "108 communication satellites are not miniature satellites, but giant satellites.

It can be regarded as a huge communication station, weighing more than 10 tons, which needs to be assembled in space. It can be as large as the Mobile Group headquarters building.

Through channel control, it can meet massive communication requests.

Not only billions of communication devices, intelligent manufacturing has truly developed, and the number of connected devices is tens of trillions. The neutrino communication satellites we design can fully meet the massive data access requests. "

Li Guanghua listened to the story of Starfire Technology. He kept his head down to think, and looked up at the Starfire Technology team with hot eyes from time to time. UU reading book www.uukanshu.com

He quietly said to Director Tian Dajiang: "Through my academic judgment, the success rate of neutrino communication developed by Spark Technology is as high as 80%, and the remaining 10% is not a technical issue, but the benefits involved are too large, which hinders Bigger, I don't know how Spark Technology can solve this problem.

The last layer is left to luck, after all, no one can predict what emergencies will occur. "

Tian Dajiang said firmly, "As long as it is good for the country, even if the fortress of interest groups is strong, they must be completely crushed, and they must not be allowed to affect the development of the country.

The international situation is very bad now, and all countries are consolidating their knowledge and preparing for the possible winter.

Intelligent manufacturing combined with robotics can stimulate huge industrial potential, but it must be accompanied by advanced communication technologies.

Neutrino communication is really successful. It does not improve the overall strength of the country. I have a little power in my hands and I must protect it. "

. Romance m.

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