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Contents The invention relates to the field of flow measurement, in particular to a self-charging electromagnetic flowmeter. Background of the Invention It is an inevitable trend for intelligent wa...[Details]
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Last week, Vodafone began offering a service called Bemilo that gives parents unprecedented control over how their children use their phones. Bemilo costs £2.95 a month (about $5) and uses a special ...[Details]
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1. Working principle
★ When U2 is in the positive half cycle and its value is greater than the voltage Uc across the capacitor, diodes D1 and D3 are turned on, while D2 and D4 are turned off...[Details]
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With the development of radio and television, the application of TV transmitter technology is becoming more and more extensive. In order to effectively ensure the quality of TV signals, the importa...[Details]
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WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Youshang has launched a facial recognition solution based on SOPHON BM1...[Details]
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The LED display screen
of
the Canton Fair
has become a highlight of the 2009 Pazhou Pavilion. The LED display screen is mainly responsible for information guidance. It is installed at the en...[Details]
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According to a video shot by an American netizen (Mario Herger), a completely unmanned Waymo autonomous driving Pacifica is driving in the suburbs of Phoenix. Unfortunately, the video does not show w...[Details]
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News Headlines Enables a wide range of disruptive use cases, such as true hands-free smartphone car access Providing spatial awareness for cars and smart devices through unique ultra-wideband (UW...[Details]
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1 Introduction The CO gas concentration monitor is a portable intelligent instrument used to measure the CO content in the relevant ambient air. At present, the data communication between th...[Details]
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According to MSN, the US Federal Communications Commission (FCC) has taken further steps to force suppliers to exclude Huawei and ZTE equipment from network construction. Commissioners voted 5 to 0 t...[Details]
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Urban street lighting is an indispensable public facility in people's daily life. It is understood that the current power consumption of street lighting in China accounts for about 15% of the total p...[Details]
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Chip: STM32F103RCT6 (64pin, 256K, LQFP, -40~85) Object: USART The STM32F103xC chip embeds three universal synchronous/asynchronous receiver transmitters (USART1, USART2 and USART3) and two un...[Details]
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1 Introduction RS232 has been used as a connector between DTE (Data Terminal Equipment) and DCE (Data Circuit-terminating Equipment) in the communication field for a long time. Since the advent of PC...[Details]
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This article mainly explains the application of non-isolated circuits in LED driver power supplies. Compared with others, the Buck PFC method can work at full voltage. The LED constant current accu...[Details]
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Jintian inverter is a kind of equipment widely used in the field of industrial automation. Its parameter setting is of great significance to ensure the normal operation of the equipment and improve...[Details]
DSP and ARM Processors
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