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I. Preface In traditional AC vector conversion control systems, speed sensors are indispensable. For ordinary AC motors, speed sensors have three functions: first, to obtain speed feedback signal...[Details]
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"Implementing clean substitution on the energy supply side and electric substitution on the energy consumption side to form an energy structure dominated by clean energy and centered on electricity...[Details]
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On May 11, Redmi launched the Redmi K30 5G Extreme Edition, priced at 1,999 yuan (6GB+128GB). In addition to the Redmi K30 5G Speed Edition, Redmi will also launch a new 5G phone this mont...[Details]
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The switching power supply controls the ratio of the time when the switch is turned on and off, which is a crucial part in the power supply design. To complete a complete switching power supply...[Details]
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When it comes to "volume" hybrid power, the Chinese think it is second, and it is estimated that no one will think it is first. Yesterday, Changan Automobile released three engines at once, divided i...[Details]
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In recent years, LED as a new energy-saving light source has won high investment enthusiasm and great attention in the world and China, and has penetrated from outdoor to indoor lighting applicatio...[Details]
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Chinese smartphone brands’ share of the Russian market surged in May as Apple Inc and Samsung Electronics Co Ltd suspended sales in the country and Western sanctions weighed on the Russian economy. C...[Details]
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Q-switching technology is a technology that uses some method to make the Q value of the cavity change with time according to a certain procedure. At the beginning of pumping, the cavity is placed i...[Details]
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Philips has recently developed a lazy remote control that uses uWand technology and has only three buttons. The remote control is equipped with an infrared camera that is connected to two wireless tra...[Details]
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According to foreign media reports, Rivian's electric truck will be equipped with various active and passive safety features, including multiple airbags for drivers and passengers. Airbags have long ...[Details]
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Abstract: In order to solve the data discontinuity problem caused by improper setting of DMA FIFO depth based on LabVIEW FPGA module, a method for setting FIFO depth is proposed in combination with...[Details]
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IT Home reported on May 3 that according to Xiaomi's official announcement on product discontinuation, starting from May 1, 2022, after-sales repair services for a number of Xiaomi mobile phones, tab...[Details]
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Power supply measurement of electronic devices usually refers to the measurement of switching power supplies (of course, there are also linear power supplies). There are a lot of materials about...[Details]
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1. Introduction
Digital down conversion (DDC) technology is the core technology of software radio receivers. Its basic function is to extract the required narrowband signal from the input ...[Details]
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Partners shared innovative achievements in automotive software and hardware, and focused on new trends in the industry landscape in the era of smart cars.
From assisted driving to autonomous d...[Details]
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