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Full analysis of Internet of things communication protocol

Updated： 2021-12-29
Views： 1766

With the continuous increase of the number of Internet of things devices, the communication or connection between these devices has become an important thinking topic. Communication is very common and key to the Internet of things. Both short-range wirele

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TWS earphone ODM / OEM top 25

Updated： 2021-12-29
Views： 2373

2020 is the year of reshuffle of TWS earphone industry. Due to the rapid spread of the epidemic to the world, the rapidly developing TWS earphones suddenly pres……

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5g ran test, the most complete data package!

Updated： 2021-12-29
Views： 1944

one5g still has a long way to go This year is the first year of 5g large-scale commercial development and the first year of 5g era (2020-2030). The curtain of 5g commercial development has just opened, and the road behind is still very wide and l

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20 years of Beidou, today's success! Changsany successfully launched the 55th Beidou satellite, and the global constellation has been deployed

Updated： 2021-12-29
Views： 1646

At 9:43 on June 23, China successfully launched the 55th Beidou navigation satellite with a long march 3B carrier rocket at Xichang Satellite Launch Center. The satellite has successfully entered the predetermined orbit. In the follow-up, orbit change, on

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Fire and take off, Beidou ends!

Updated： 2021-12-29
Views： 1721

just The last global networking satellite of beidou-3 Fire up and take off! This is the third geostationary orbit satellite of beidou-3 global satellite navigation system. With the completion of the satellite in the "big chess game" of bei

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Lin Laixing's development and application of satellite navigation system in the past 50 years

Updated： 2021-12-29
Views： 1798

1. Introduction In 1957, when tracking the first Soviet satellite, two American scientists inadvertently found that the received radio si……

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26 years! How did Beidou overturn against the wind?

Updated： 2021-12-29
Views： 1642

At 9:43 on June 23, China successfully launched the 55th navigation satellite of Beidou system and the last global networking satellite of Beidou 3 with a long march 3B carrier rocket at Xichang Satellite Launch Center. So far, the constellation deploymen

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↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑

Updated： 2021-12-29
Views： 1597

This is the third geostationary orbit satellite of beidou-3 global satellite navigation system. With the completion of the satellite in the "big chess game" of beidou-3 global network, All 30 networking satellites of beidou-3 have been in place,

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Difficult road and blue thread -- Beidou past events that Chinese people have to understand

Updated： 2021-12-29
Views： 1538

I have written several Beidou articles before, and took this opportunity to delete, modify and reissue them. The full text is 5100 words, which is divided into four parts. （1） Magic threeStep strategy （2） A dangerous world andBeidoucarryspeed

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Lookout ｜ successful launch, "Star" high light! What changes will be brought about by the completion of Beidou global networking deployment?

Updated： 2021-12-29
Views： 1502

At 9:43 today (June 23), the last global networking satellite of Beidou 3 was ignited and lifted off at Xichang Satellite Launch Center. The satellite was in normal condition and the launch mission was a complete success.The deployment of beidou-3 global

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↑ ↑ ↑ Beidou closing star successfully launched! "Beidou constellation" shines Shanghai wisdom

Updated： 2021-12-29
Views： 1525

On the morning of June 23, the last global networking star of Beidou 3 was successfully launched. From its launch in 2009 to today's 30th satellite, the completion of the beidou-3 system marks the successful conclusion of the "three-ste

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How does China do it for global navigation?

Updated： 2021-12-29
Views： 1659

June 23, 2020 Xichang Satellite Launch Center The long march rocket carriesmostafteroneBeidou networking satellite Cut through the sky (at 9:43, the last global networking satellite of Beidou 3 was launched, photographer @ Nan Yong）

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