Movie black technology

Chapter 418 Earth-Moon Laser Communication System

Watching the Tibetan Antelope taking off in the live broadcast room and gradually turning into a star in the night, many people in China couldn't help but get wet.

"I'm different from you. Watching the Tibetan antelope take off, you will only cheer and say hello, but I can only hide my face and cry while working in the Bureau of War and Sudden Affairs. This year's year-end bonus is gone again!"

"Brother, you're pretty good. We're ready to withdraw. The leader told me yesterday that we don't need so many people anymore. I don't know what to do in an instant."

"As we all know, since the release of "Pacific Rim", the domestic film and television industry has made great progress. It not only has professional modeling, photography, and rendering teams, but also applies AI technology to special effects production, and can complete modeling as required. , AR special effects and other work, with supercomputers can create real-time ultra-realistic film and television effects, the following pictures are from the real-time AR special effects of Prism Technology Group, let us take a look!"

"Brothers upstairs, don't work hard, our era has passed..."

For a while, the barrage was full of tears, and I don't know how many employees of the Zhan Suju Bureau shed poor tears here.

But all of this ended when the camera inside the Tibetan Antelope was turned on.

Just like the first flight, a camera was installed in the porthole inside the Tibetan Antelope to transmit the live broadcast.

At the same time, a mobile earth-moon laser communication system is placed inside the fuselage, which includes a set of high-power laser transmitters, which are responsible for sending signals to the earth.

And on the earth, not only is the long-range receiver deployed on the ground, but also several receiving satellites have been deployed in space with gradually surplus rockets. Through this receiving system, the country can detect the launch from the lunar launcher at any time. laser signal.

Theoretically, after the deployment of this system is completed, as long as the Tibetan Antelope leaves the laser communication system inside the fuselage on the lunar surface, China can continue to realize high-speed network communication with the moon.

The design index of this system has reached a record-breaking 2GB/s, and the transmission speed is faster than all communication systems tested at home and abroad.

This system was designed for the mission to the moon after the first flight of the Tibetan Antelope.

It can not only test the construction of space-level high-speed channels, but also make the communication between the earth and the moon more efficient.

In the past, radio communication was used in China. The equipment between the earth and the moon was connected through the Queqiao earth-moon communication relay star. After several years, the data transmitted between the earth and the moon was only 1.2G. This communication capacity was enough to meet the previous domestic requirements. Aerospace needs.

But in the era of nuclear-powered Tibetan antelope, if the communication efficiency is still maintained, the communication between astronauts on the moon and the ground is the same as using 2G network speed to make video calls.

Comparing this kind of communication ability with the nuclear-powered Tibetan antelope, it is like a person driving a luxury sports car, but using a big brother from the last century...

That's why this laser communication system came into being.

Because one of the main advantages of laser communication is high bandwidth, commonly known as fast network speed.

Moreover, this system can also meet the live broadcast needs of the domestic moon landing.

The moon landing must be broadcast live.

When the opposite side landed on the moon in the last century, it also conducted a live TV broadcast.

At that time, the live broadcast screen was even stuck at 0.6 frames per second. It is not an exaggeration to say that it is a PPT live broadcast. This frame rate can make everyone quit the game, because the game at this frame rate has become a kind of Veritable mental torture.

Moreover, the quality of the live broadcast at that time was equally bad. Only one human figure could be distinguished from the screen, and all other devices were blurred to the point of being unclear.

At that time, the conditions were so difficult, and the opposite side had to do a live broadcast of the moon landing. It didn’t make sense that now it’s the 21st century, but they don’t do live broadcasts anymore.

Therefore, the country has long made up its mind that the live broadcast of the moon landing must not only be carried out, but also be carried out in a big way.

An important goal of this ground-to-moon laser communication system is to test the live broadcast of manned moon landings in the future, and this time it will be left on the moon, so that there is no need to bring this thing with manned moon landings in the future , which is conducive to load optimization.

At this time, countless people at home and abroad are staring at the domestic and opposite moon landing live broadcast rooms at the same time, paying attention to the progress of the aircraft on both sides at any time.

On the opposite side of the SLS, according to the scheduled plan, the fuel-exhausted solid propeller was successfully separated from the rocket body two minutes after takeoff, and the rocket entered the first predetermined orbit in the third minute, and the fairing of the service module was separated from the rocket.

The unmanned spacecraft in the fairing was exposed to space for the first time, and then the core stage engine was shut down. The original huge rocket arrived here, and most of the things had been thrown away.

Only one set of transition engines and service bay sections remain.

The role of the transition engine is to accelerate the service module and push it into the Earth-Moon transfer orbit. After entering this orbit, the spacecraft no longer needs additional power and can fly to the moon using only inertia. The whole process takes about four days.

Gray was at the Kennedy Launch Center, looking at the big screen in front of him, and felt that most of his heart was relieved.

It can be said that most of the success of the spacecraft has come to this point.

Next, as long as there are no problems with the transition engine and the spacecraft, there should be no problems with this mission.

The transitional engine technology is not complicated, it is just a small rocket, as long as the spacecraft is aligned with the direction, it can be pushed hard, the technical requirements are not too high, and the spacecraft has been tested in space several years in advance, no problem at all!

Just as he was about to ask someone to prepare the celebration cake and cut it together later, a staff member came over:

"Sir, the movement of the Tibetan antelope is a bit unusual." The staff handed over a tablet and scratched the corners of his eyes, as if a little embarrassed.

Gray took over: "What did they do again?"

On the tablet is the live broadcast room of Tibetan Antelope. I saw that the camera of the Tibetan Antelope is now facing the earth, and there is no intention of going to the moon.

Um?

Gray noticed something was wrong right away.

The flight trajectories of Tibetan antelopes and SLS chemical rockets are different.

SLS needs to get the spacecraft into an Earth-Moon transfer orbit to the moon, because this orbit consumes the least energy to go to the moon and is the most economical for rockets with limited fuel.

But the Tibetan antelope doesn't need to take this orbit at all, and it shouldn't even stay in the earth's orbit for a second. For it, it is king to escape the earth's gravity and enter the universe as soon as possible.

At this time, the staff just now continued: "The other side said that the Tibetan antelope is undergoing a space inspection, and it will enter the lunar orbit only when there are no problems. Based on the current situation, it is estimated that this spacecraft will follow our spacecraft after a while. The tracks crossed..."

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