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Trump says Apple CEO Tim Cook is a ‘great executive’

Warm hints: The word in this article is about 692 and  reading time is about 5 minutes.   
Guidance: US President Trump said Apple CEO Tim Cook was "a great executive". It's not because Cook runs a successful big company, Trump says, because he calls him "whenever there's a problem".
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Brief History of Huawei AI Chip

Warm hints: The word in this article is about 8332 and  reading time is about 40 minutes.   
Guidance: As we all know, data, computing power and algorithms are driving the third wave of AI. Faced with the explosive growth of AI computing demand, what has Huawei been doing in recent years?
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Iphone Responds to the Excessive Radio-Frequency Radiation

Warm hints: The word in this article is about 667 and  reading time is about 4 minutes.   
Guidance: August 23 news, the issue of excessive radiation from mobile phones has been a matter of concern, whether it will trigger a hot discussion. Recently, the Chicago Tribune tested the radio frequency radiation level of 11 smartphones and found that some of them exceeded the safety limit. In response, Apple issued a statement that all the models of the iPhone were certified by the Federal Communications Commission (FCC).
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Test data on flash performance of Samsung Note10

Warm hints: The word in this article is about 567 and  reading time is about 4 minutes.   
Guidance: On the evening of August 10, a tester released the data of Samsung Note10's flash performance test.
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What hardware design engineers need to know about PCB design issues

Q: When doing high-speed multi-layer PCB design, ResistanceCapacitor The selection of the package of the device, what is the main basis? Commonly used for those packages, can give a few examples.

A: 0402 is commonly used in mobile phones; 0603 is commonly used for high-speed signals; the smaller the package, the smaller the parasitic parameters, of course, the same package of different manufacturers There is a big difference in high frequency performance. It is recommended to use high frequency dedicated components in critical locations.

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RFID technology

Warm hints: The word in this article is about 1570 and  reading time is about 15 minutes.  
Guidance: Radio Frequency Identification (RFID) is a wireless communication technology, which can identify specific targets and read and write related data through radio signals, without establishing mechanical or optical contact between recognition system and specific targets. This article mainly consists of four parts: what is the radio frequency identification system, the composition and working principle of the radio frequency identification system, the classification of the radio frequency identification system, the RFID and the Internet of Things.
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PCB Circuit Design and Manufacturing Terminology

Warm hints: The word in this article is about 8332 and  reading time is about 40 minutes.   
Guidance:  Designing a circuit as an electronic engineer is a must-have hard work, but the principle design is perfect, if the board design is unreasonable, performance will Greatly discounted, even when it is serious, it can't work normally. This article has compiled 104 collections of terminology design for the PCB line, hoping to improve your work efficiency!
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What is 555 Timer and Its Applications

Warm hints: The word in this article is about 2025 and  reading time is about 20 minutes.  
Guidance: This article introduces 555 timer basics in detail and its applications.
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Huawei’s First 5G Mobile Phone Will Be On Sale Next Month

Warm hints: The word in this article is about 800 and  reading time is about 8 minutes.  
Guidance: On July 26, the first commercial 5G mobile phone Mate 20X (5G) of Huatou was officially released and its reservation was opened simultaneously. It will be on sale for 6199 yuan from August 16.
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Huawei Will Surpass Samsung and Become the First in the World

Warm hints: The word in this article is about 1243 and  reading time is about 12 minutes.  
Guidance: Huawei mobile phone shipments this year or 250 million units, next year will surpass Samsung to become the world's first.
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