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The retail market volume of color TVs in China in 2019 was 47.72 million units, a year-on-year decrease of 2.0%, and the retail sales were 134 billion yuan, a year-on-year decrease of 11.2%. The indu...[Details]

Shanghai, China - March 11, 2022 - Lattice Semiconductor , a leading supplier of low power programmable devices, announced that it has joined the OPC® Foundation, an industry alliance that ...[Details]

1 Introduction Switching power supply is one of the focuses of the power supply market in recent years. Its biggest advantage is that it greatly reduces the size and weight of the transformer, thus...[Details]

The Shanghai Municipal People's Government today issued the "Shanghai Implementation Opinions on Promoting High-Quality Development of Trade". Image source: Internet The Opinions pointed out that i...[Details]

    BYD's new energy vehicles all use lithium iron phosphate battery packs, which have a simpler battery management system. At the same time, BYD already has an iron battery industry layout, so it is...[Details]

This paper designs a level shift circuit for negative power supply. It realizes the conversion from 0~8V low voltage logic input to 8~-100V high voltage drive output. The structure and working princip...[Details]

Plug-in hybrid/electric vehicles (xEV) contain a high-voltage battery subsystem that can be charged using a built-in onboard charger (OBC) or an external charging station . Charging (application) r...[Details]

Recently, Hangzhou City released the "Hangzhou City 2019 Digital Economy Shortage Professional Talent Demand Catalog" (hereinafter referred to as the "Catalog"), which counted the talent needs of ent...[Details]

Recently, Gasgoo Automotive Research Institute released the ranking of installed capacity of smart driving suppliers from January to July 2024. The data shows that the LiDAR market is growing stron...[Details]

Abstract: In order to improve the active safety of vehicles in urban traffic environments and ensure the safety of pedestrians, a pedestrian protection method based on vehicle-mounted visual sensors...[Details]

According to foreign media Macrumors, users who are preparing to purchase Apple Mac Pro can now choose to install a Radeon Pro W5700X graphics card with 16GB of GDDR6 memory. 　　When Apple released ...[Details]

The single-column reset part is as follows: main() {    unsigned char code rst ={0xe4,0xc0,0xe0,0xc0,0xe0,0x32}; // reset code    (*((void (*)())(rst)))(); // execute the previous line of code, c...[Details]

Imagine this scenario: in daily commuting, when you approach a vehicle, you open the door and enter the car, start the car and drive to your destination. When you arrive, you only need to take your b...[Details]

1. Phenomenon Platform: keil c51, Zhongying SH79F7019A Phenomenon: After adding an interrupt processing logic, the main program was found to be abnormal. Breakpoint debugging found that the param...[Details]

Synchronous motor variable frequency starting and switching Figure 3-22 shows the synchronous motor variable frequency starting system. The parameters of the synchronous motor are 6000V, 4000k...[Details]