We have a common name, XX Gong

TA They said , Engineers are highly paid 、 High ground 、 A group of highly stable people ！

TA They said , Engineers write code , Study drawings , A group of people who tamper with devices ！

TA They said , Engineers are appliance repairmen , It's a tool man ！

It's not just what others call us , Even we sometimes make fun of ourselves .

These are TA We in your eyes , These are incomplete us ！

Complete we have a unified name X work , We or “ Axis ” or “ Stubborn ”, Or be a father 、 Being a husband , Different labels , But we all have the same side .

We get up early , Stay up late ,996 It's normal ,

drawing 、 welding 、 docking 、 Execution is inevitable

Welding plate 、 Stare at the oscilloscope 、 Change BUG It's a mission

Repeat the experiment 、 Test frequently 、 Measure delivery ……

We need to understand products 、 Understand R & D 、 Understand the circuit 、 Understand software 、 Understand language ,

We need to be more responsible for our products .

All of the above , Constitute a complete us —— Electronic Engineer ！

We have our own little pride , That is to say, the detailed drawings must be , Into products that change the way people live , Just because we are electronic engineers ！

On the way forward , We never flinch , Never stop ！

The live broadcast of the electronic nest will provide nutrients for the electronic people on their growth path , Contribute to the road of growth ！

6 month 21 Japan Tuesday

Li Liping teacher 、 Teacher Tao Tao

《 The evolution of data communication network testing technology and domestic instruments 》

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1、 Introduction to live broadcast content

Communication testing technology and testing instruments are an important part of the communication industry chain , It permeates the communication chip 、 modular 、 terminal 、 The base station 、 Almost all industrial chain links such as wireless networks , At the same time, it runs through the design and research 、 Certification acceptance 、 production 、 Almost complete industrial life cycle, such as network construction and optimization .

The market pattern in the field of communication testing and measurement is highly concentrated , Most advanced test products and key technologies are mastered by foreign manufacturers , Including Shide Technology 、 Spirent 、 Rod and Schwartz 、 Anli 、 Wei Yawei 、EXFO etc. . In recent years , Domestic substitutes 、 Autonomous control is increasingly valued by the state and widely concerned by all walks of life . People deeply realize that it is not a long-term plan for core technology to be controlled by others , Once restricted , It's easy to be led by others . therefore , All walks of life need to speed up the construction of domestic independent and controllable technology , Keep a sense of crisis . Small to the development of enterprises , To the prosperity of the country , Once you can't master the core technology , Will be others “ thetime ”.

This live broadcast will introduce in detail the data link network testing technology and the development status of the data link network tester made in Thailand & The future planning , The content involves the L27 Network test platform 、 Network damage simulation platform 、 Pure domestic network test platform 、IP Network active evaluation system 、 Intelligent manufacturing test platform for data communication products .

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2、 About Instructor

Li Liping

Product manager of xinertai & Solution experts

Many years of experience in centralized purchase and testing of operators

front IXIA Pre sales technical experts

15 Years of experience in data communication industry

brief introduction ：15 Years of working experience in data communication industry , Focus on IP Network testing , In route switching test 、 Network application and security testing 、SDN/NFV test 、 Rich experience in the field of automotive Ethernet testing . Once served as Cisco training certification lecturer 、 Guangzhou Telecommunication Research Institute works as a test engineer 、keysight IXIA Pre sales technical experts of the business division . Currently, he is the senior product manager and solution expert of xinertai .

Tao Tao

Product manager of xinertai intelligent equipment

Years of experience in developing router testing equipment

Was responsible for 5G NSA&SA Design of performance test scheme

8 Years of working experience in automatic test and development of digital communication products , Focus on ICT Intelligent Manufacturing , In the router 、 Switch 、 The set-top box 、ONU、CPE Have rich experience in the field of intelligent manufacturing, such as production testing . Once participated in the development of Huawei core router test equipment 、 As ZTE 5G Performance test engineer , Currently, he is the senior product manager and solution expert of xinertai .

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3、 The main points of the live broadcast

Historical background of network testing technology & Basic concepts

Working principle of network tester &L27 Network tester platform introduction --- Traditional route switching test 、 High speed Ethernet 400G test 、TSN test 、 Automated testing, etc

Pure localization 10G Network tester and damage tester platform --- Pure domestic component tester

IP Network active evaluation system --- End to end network performance testing and network quality monitoring

The domestic road of xinertai digital communication network tester & Key events

Introduction to intelligent manufacturing test scheme of data communication products

Comparison of manufacturing process flow of digital communication products

Application cases of machine vision in Intelligent Manufacturing

4.  Examples of key standards 3）IPC-7711/21C Rework of electronic components 、 Modification and repair

•  This standard improves rework skills , Standardized operation , Promote a quick consensus between operators and inspectors .

•  yes PCB Rework the board and electronic components / Repair instruction manual , Cover the through hole 、 Surface mount rework 、 Connecting plate 、 General requirements for conductor and laminate repair , Including for removing and changing the coating 、 Tools for surface mounting and through-hole components 、 Requirements for materials, methods and procedures .

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4、 Suitable object

• Senior experts in the industry will introduce the data communication network testing technology in simple terms , Take you into the field of network testing

• Comprehensively understand the development status of domestic digital communication network tester

• Understand the comparison of manufacturing process flow of digital communication products , Discussion on intelligent testing scheme of manufacturing equipment

• Understand the cutting-edge technology and future evolution direction of data communication network testing

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5、 Suitable object

• Data communication product design and development personnel

• Relevant person in charge of data communication product engineering manufacturing

• Test instrument purchaser

• Relevant product application engineer

• Students majoring in electronics

Live time ：

6 month 21 On Tuesday night 20:00

Scan the code to add Lu Mei's wechat

You can get the live broadcast entrance

6 month 22 Japan Wednesday

Teacher mayongjian

《 Component EMC-1 Magnetic beads 》

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1、 Introduction to live broadcast content

Different statistical agencies , Statistics on the size of the component market vary greatly , However, the analysis generally believes that the compound annual growth rate of the market has reached 6% Up and down . In recent years , Even though “ The black swan ” Events happen frequently , But driven by the favorable national policies , White goods 、 automobile 、 Portable devices and other applications are still moving 、 Resistance 、 sense 、 The connector 、 The relay and other components market is growing well !

5G It is the main engine for the growth of components , The laying of a large number of base stations requires more components than single equipment , The substantial increase in the number of base stations has revitalized the component Market ;

Internet of all things will become another important element to promote the substantial growth of the market consumption of components .

Automotive electronics 、 Medical electronics 、 industrial automation 、 Consumer electronics, etc “ Intelligent ”“ Digitization ” Upgrading will be an indispensable driving force for the growth of components .

meanwhile , In the era of intelligence, users' demand for high-end products is growing , How to deal with components “ High performance ” Final examination , And how to deal with the Chinese market “ High customization ”“ diversified ” Customer needs , It is a difficult problem that every engineer must think about and break through .

Reduce electromagnetic disturbance , avoid EMI、 management EMC It has become a top priority for the progress of human society , promote EMC Design ability has become the basic operating skills of product development engineers .

Analyze and evaluate components EMI Distribution parameters , Preferred components EMC Performance indicators , according to EMC Design of specifications and rules 、 Make circuit board , It is already the only choice for product development engineers .

Only clear components EMC effect , Is to make good use of components , There must be a way to pursue the best cost performance .

This course is 《 Component EMC》 The first of the lecture series 1 speak , Will use easy to understand language , Combine illustrations and cases , From an engineering point of view , Explain the working principle of magnetic beads ;

Analyze the working characteristics of magnetic beads ;

Analyze the difference between magnetic beads and inductors ;

Explain in detail the precautions when selecting magnetic beads ; The illustration is on the power line 、IC Power input port 、 On the ground wire 、 On the clock circuit 、 Filtering characteristics of magnetic beads in series on data signal line and selection of impedance value .

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2、 About Instructor

Teacher mayongjian ：

Former chief executive of Shenzhen lambo Filter Technology Co., Ltd EMC Experts

EDA365 Electromagnetic compatibility 、 Specially invited moderator of safety regulation Forum

Specially employed by the Institute of electronic technology standardization EMC lecturer , Senior engineer , Specially hired by China high tech Industry Research Association EMC lecturer , Senior member of China high tech Industry Research Association , Senior member of China Electronics Society , Visiting professor of Jiangxi Yichun University .

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3、 The main points of the live broadcast

（1） Magnetic beads are equivalent to the superposition of inductance and resistance that change with the change of frequency

（2） Different frequency , The permeability of the required magnetic beads is also different

（3） The impedance of magnetic beads is closely related to frequency

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4、 Suitable object

• PCB The engineer

• EMC The engineer

• Simulation Engineer

• Test Engineer

• Electronics enthusiast 、 Students of related majors

Live time ：

6 month 22 On Tuesday night 20:00

Scan the code to add Lu Mei's wechat

You can get the live broadcast entrance

6 month 23 Japan Thursday

Miss Peng Shuifei

《 Learn from brother Shui HyperLynx And LineSim Pre simulation analysis and practice 》

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1、 Introduction to live broadcast content

Some people say , Everyone should learn a programming language , Because programming can teach you how to think . So I'm going to say ,PCB Engineers should learn more about Signal Integrity simulation design , Even if you don't do it in the future SI The engineer , Learning signal integrity simulation design can also help us in design PCB When dealing with design problems more efficiently and with higher quality , More importantly, it can help us form a clearer 、 Rigorous design rules , Learn to analyze correctly PCB Design problems 、 Solutions to design problems . In the face of mass , Various knowledge bases , There are many courses , Where to start ？ Where to end ？ Now , You need a clear learning path . Although all roads lead to Rome , But there are some detours you can really bypass . Mr. Peng Shuifei used his own experience , Together paved this learning path , from the shallower to the deeper 、 From easy to difficult 、 Step by step 、 Step by step . I look forward to walking with you on the road of career growth , Harvest growth .

Learn from brother Shui HyperLynx It's an introductory course in signal integrity , It goes from revealing the root cause of how interconnection affects signal integrity to HyperLynx Depth demonstration of tools , Combined with multiple simulation design practice cases throughout the whole course , Teach you to learn by hand HyperLynx Signal Integrity simulation , Establish a systematic and practical simulation design process , Help you use engineering methods to balance the cost and design trade-offs of products .

With the continuous improvement of Electronic Technology , The running speed of components is rising , The complexity of design is getting higher and higher ,PCB The high-speed effect of has become a common phenomenon , The problem of signal distortion is becoming more and more serious , This includes ： Overshoot / Undershoot 、 Ring the bell 、 skin needling 、 Crosstalk and timing problems . When the distortion problem is serious to a certain extent , The logic in the system will misjudge . and , Today's PCB The design is usually faced with a very complex digital analog hybrid circuit engineering . therefore , Today's electronic circuit design , Usually face from signal integrity 、 Power integrity 、 heat 、 Challenges of electromagnetic compatibility and other issues . Based on the consideration of product reliability requirements , The means of simulation verification should be introduced .

HyperLynx It's Siemens EDA（ primary Mentor company ） A series of electronic circuit simulation and verification tools , It provides a complete simulation analysis function , Include : Signal integrity analysis tool HyperLynx SI、 Power integrity analysis tool HyperLynx PI、 3D electromagnetic field modeling and simulation tool HyperLynx 3D EM、 Board level thermal analysis tools HyperLynx Thermal、 Board level EMC analysis tool HyperLynx DRC、 simulation / Digital analog hybrid circuit analysis tool HyperLynx Analog.

With the help of HyperLynx Electronic circuit simulation verification series tools , Engineers can more easily deal with the all-round challenges faced by today's electronic circuit design . Effectively reduce the repetition of product design , Shorten development cycle , Accelerate time to market , And greatly improve the reliability of products .

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2、 About Instructor

Miss Peng Shuifei

Former ZTE interconnection design expert 、PCB Design verification expert

EDA365  Mentor  Xpedition  Forum specially invited moderator

10 Years of communication equipment PCB Design experience , At high speed 、 high-density 、 Digital analog mixed circuit and other types PCB Very rich practical experience in design . Related quality construction in the field of interconnection design 、 Outstanding ability in efficiency improvement and process optimization . Once obtained 2014 year Mentor Global computers PCB Gold medal in Design Competition ; Once obtained 2016 year IPC China proper PCB Design champion .

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3、 Live features

• “ Brother Shui ” Hands teach you how to HyperLynx

• Industry original based on SI The skill growth path and knowledge map of the post

• Vivid teaching support 10+ Classic case , Stimulate the potential of core technology

• Knowledge points and skills support the problem of image to help understand

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4、 The main points of the live broadcast

• DDR3L Model preparation before simulation

• ACC/CK Simulation design analysis and operation demonstration

• DQ/DQS Simulation design analysis and operation demonstration

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5、 Dedicated to creating a series of live broadcasts

The opening Getting started	First time to know HyperLynx	from SI To PI Fast journey	HyperLynx Introduce Introduction to simulation process Simulation entry practice
Core principles Talk about tools	HyperLynx Waveform measurement and analysis	What does the waveform tell us ？	Rise Time/Fall Tim Rising edge / Falling edge Ringback Ring the bell Overshoot Overshoot Crosstalk crosstalk
			TimeDelay Delay Eye Diagram Eye chart Single Bit Response Single impulse response
Tool series Case practice	HyperLynx LineSim Pre simulation analysis and practice	Pre imitation preparation master LineSim You are also a rule maker	Hand to hand Create simulation schematics and interactive simulations
		Before the imitation SI actual combat The former imitation should be done well “ Key signals ” very “ The key ”	be based on ZYNQ High speed PCB SI Pre simulation analysis and rule establishment
		Before the imitation PI actual combat Simplified design , The reasonable configuration	be based on ZYNQ High speed PCB PDN Analysis and power tree extraction
	HyperLynx BoardSim Post simulation verification	Post imitation preparation The use of good BoardSim, Build confidence in design	Explanation and demonstration of pre simulation setting and engineering construction
		Post imitation SI actual combat Guided batch simulation makes you one step faster	be based on ZYNQ High speed PCB SI Post simulation verification
		Post imitation PI actual combat Power supply inspection is not despised , A quick guide helps you	be based on ZYNQ High speed PCB Analysis of DC voltage drop and current density
Simulation practice Ability certification and evaluation	be based on SI Of a position Simulation design capability certification and evaluation series	from PCB From design to simulation , Look at the growth path of engineers ！	Certification and evaluation of simulation design and practical ability

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6、 Suitable object

• 0 I want to learn HyperLynx Signal Integrity simulation analysis of the crowd

• Facing bottleneck , Urgent need to break through PCB The engineer

• I want a promotion and a raise , Those who enter the big factory PCB The engineer

• I want to build my own knowledge system PCB And SI The engineer

• Want to broaden your horizons , Engineers who draw on expert experience

• clear SI Job value , But there's no way to learn

• Countless times I made up my mind to study SI, But not to 3 People who give up in heaven