What you can learn in this seminar

Macnica Fuji Electronics holds several seminars using Texas Instruments (TI) products. This time, we will introduce a seminar on high-speed signal transmission for beginners.

This seminar is recommended for those who will be involved with high-speed signals in the future, and those who want to review the basics of high-speed signal transmission. We will introduce things like "what types of signals are there" and "methods to restore (correct) signals that are degraded during transmission due to various factors."

Also, as the subtitle suggests, we place special emphasis on signal conditioning.

A brief introduction to each program

Let's go a little further and introduce the contents of each Agenda.

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agenda

to transmit a signal

We are surrounded by a wide variety of high-speed communication standards that exceed the bandwidth of several Gbps. In recent years, the speed has been increasing more and more. Let me briefly explain what it means to transmit a signal.

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During the course

Signals to be transmitted (NRZ, PAM)

There are various types of signals, among which the NRZ (Non Return to Zero) method and the PAM (Pulse Amplitude Modulation) method will be introduced.

Let's understand the characteristics of transmission lines

An ideal transmission line is a transmission line that can deliver the signal in its original integrity, but the signal deteriorates due to various factors. Therefore, we will introduce factors that cause signal degradation and various characteristics related to backplane transmission lines.

Mechanisms for correcting high-speed signals (emphasis, equalizer)

Even if the signal has deteriorated, if the signal can be restored (corrected), the information can be restored. Here, we will explain "Emphasis", which is corrected on the transmitting side, and "Equalizer", which is corrected on the receiving side.

25Gbaud (NRZ, PAM4) waveform demonstration using ML4004-PAM/JIT equipment

We will demonstrate using TI's "DS280BR810EVM" and MultiLane's signal generator/sampling oscilloscope "ML4004-PAM/JIT".
This demo actually observes a 25Gbaund waveform.

Learn more about MultiLane

Demonstrate the demo as follows. After the demonstration, you will be able to see the equipment up close.

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Left: DS280BR810EVM and ML4004-PAM/JIT / Right: State during demonstration

Q&A

There will be a question and answer period at the end of the seminar. Questions that are difficult to explain verbally will be explained using a whiteboard so that even beginners can understand.

By the way, this photo is the situation when I received a question such as "Where should I place the signal condition product on the board?" Of course, if you don't understand something, you can ask questions at any time.

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What are the impressions of the seminar participants?

We received the following impressions and requests from those who participated in the seminar.

  • It was a good opportunity to learn about high-speed signals, and I'm glad I attended.
  • Various seminars were held besides high-speed signals, so I would like to participate in other seminars.
  • If there are theoretical seminars on terminating resistors and impedance matching, I would definitely like to participate.


Thank you for your impressions and opinions.

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