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In recent years, Huawei has made great progress in the smart wearable market. The latest data shows that in the fourth quarter of 2020, China's wearable device shipments reached 30.26 million u...[Details]
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The operating temperature of the 48V system battery is generally between -40°C and 75°C. Ordinary engine coolant cannot meet its cooling requirements. Usually, the 48V system adopts a separate air ...[Details]
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The root cause of the low power factor of power electronic equipment using high-frequency switching circuits as power conversion units is the filter capacitor added after the rectifier circuit. This ...[Details]
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introduction
Ultrasound propagates in the human body. Due to the differences in acoustic properties of various tissues in the human body, ultrasound will produce physical characteristics s...[Details]
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The Challenge:
Developing automated processes for radiopharmaceutical synthesis that increase speed and reliability and allow clinicians to control and monitor the process from a safer dis...[Details]
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Today, distributed power architecture is widely used in applications such as telecommunications and networking to bring power supply as close to the load as possible, thereby providing power for di...[Details]
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I have almost bought all the accessories for the access control system. AT89S52 costs 20 yuan, 24C02 costs 10 yuan, 7805 costs 5 yuan, a small perforated board costs 10 yuan, and the ID card reader co...[Details]
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Star Technology released its first quarter performance announcement for 2019. In the market environment that has not improved significantly, Star Technology continued to suffer losses in the first qu...[Details]
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//Serial port initialization: #define EN_USART2_RX 1 void RS485_Init(u32 bound) { GPIO_InitTypeDef GPIO_InitStructure; USART_InitTypeDef USART_InitStructure; NVIC_InitTypeDef NVIC_Init...[Details]
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1 Introduction
If the intermediate DC link of the AC-DC-AC inverter is smoothed with a large capacitor, it is usually called a voltage source inverter. If it is called separately, the back-end...[Details]
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As a midstream enterprise in the new energy vehicle industry chain, CATL is enjoying dividends from the downstream. Last night, CATL released its 2020 report card. According to the financial r...[Details]
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introduction
In response to the call of the Ministry of Education to strengthen the cultivation of college students' innovative consciousness, cooperative spirit and innovative ability, ...[Details]
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The information required for this article is stored in the network disk. If necessary, download it yourself. Link: https://pan.baidu.com/s/1eAvlj3hTU9971qYIp4f8XA Extraction code: 1zpk 1.Win1...[Details]
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In the past two years, with the gradual commissioning of high-generation LCD panel production lines in China, panel production capacity has been in oversupply, resulting in a continuous decline in pa...[Details]
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Planning systems are becoming more and more complete, projects related to new power systems are coming one after another, and companies are integrating and innovating across industries, with power gri...[Details]
DSP and ARM Processors
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