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After four years of power market reform, the scale of my country's power market continued to expand in 2019, and different provinces also showed different development trends. Let's look back at the...[Details]
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According to Jiwei.com news, on the evening of May 12, the review status of Ninebot, a company accepted by the Science and Technology Innovation Board, was changed to "suspended". This is the first t...[Details]
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In order to reduce the axial length of the motor in electric vehicles, Honda is currently developing a transverse flux motor with rectangular wave coils. At the 2013 Annual Meeting of Automotive Engi...[Details]
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1 Overview
According to data, the number of mobile phones in the world has increased from less than 1 billion in 2000 to 6 billion now, of which nearly 5 billion are in developing countries. It is es...[Details]
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Self-excited oscillator circuit
Figure 1 Self-excited oscillator circuit
The figure shows the circuit of the self-excited oscillator. The experiment found that the positive feedback coefficien...[Details]
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Today I will share content related to power supply ripple testing. Switching regulators are gradually replacing linear regulators in various fields because of their very high efficiency advantages. H...[Details]
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It has been 10 days since I last wrote about my journey. It was the National Day holiday, so I gave myself a few days off - I played some games, chess, etc. In fact, it took a lot of time a...[Details]
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The three major A-share indices closed mixed today, with the Shanghai Composite Index down 0.48% to 3396.47 points, the Shenzhen Component Index up 0.24% to 13528.31 points, and the ChiNext Index up ...[Details]
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Introduction This article introduces how to use the internal and external 16M crystal oscillators of the STM8S series. experiment platform Compiler software: IAR for STM8 1.42.2 Hardware platform: ...[Details]
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In the smart car competition, the participating teams should make a smart car that can autonomously identify the route based on the car model platform, and then automatically identify the road and ...[Details]
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Multimedia applications such as mobile TV, mobile gaming, and audio playback present a huge challenge to power management design in mobile phones. Mobile phone designers need to keep the phone smal...[Details]
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74LS164 is an 8-bit serial input and parallel output shift register. When working, the data sent by the serial port is shifted in one by one under the action of the shift clock CLK. Using the P1.6...[Details]
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Many years ago, when I started to study signal integrity, I also had this question. As I got to know more about signal integrity, I stopped thinking about it. Later, during the product developmen...[Details]
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According to a report by Nikkei News on the 1st, the rapid recovery of automobile production and the increase in inventory and orders by car manufacturers and auto parts manufacturers have also led t...[Details]
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1 Introduction
Soft switching technology enables high-frequency switch tubes to work in zero switching state, thereby greatly reducing switching losses and improving the efficiency of switchi...[Details]