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There have been constant rumors that Apple will release a foldable iPhone. Now we finally have a foldable iPhone, but it is not made by Apple. According to foreign media reports, recently a v...[Details]
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On October 28, quantum physicists demonstrated for the first time that it is possible to control and manipulate spin waves on a chip in a superconducting environment, providing new insights into the ...[Details]
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Robots
The beginning of the year was really crazy
In 2024, the robot industry has received a lot of good news, with multiple billion-yuan financings bombarding one after another, wh...[Details]
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Precision operational amplifiers generally refer to operational amplifiers with an offset voltage lower than 1mV and emphasize that the offset voltage drift with temperature should be less than 100?V...[Details]
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The motor converts electrical energy into mechanical energy and drags objects to move. What users are concerned about is whether the motor can run stably at a given speed. There are many factors ...[Details]
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Homemade small amplifier and speaker (TDA1521)
1. Power
amplifier The power amplifier part uses the high-fidelity integrated circuit TDA1521. The peripheral circuit of this integrated circ...[Details]
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Most cell phones today use the Time Division Multiple Access (TDMA) standard, a multiplexing technique that modulates a high-frequency carrier wave with on/off pulses at 217 Hz. An IC that is suscepti...[Details]
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The electric vehicle (EV) traction inverter is the heart of the electric vehicle. It converts the DC power from the high-voltage battery into multi-phase (usually three-phase) AC power to drive the...[Details]
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Abstract: ISDN, telecommunications, and other systems require a negative current-sense amplifier. This application note describes a method for designing a negative current-sense amplifier. This m...[Details]
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The 3C industry is a general term for computers, communications, and consumer electronics, including computers, tablet devices, smart phones, smart wearable devices, and other categories. Data sh...[Details]
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I finally got a surveillance project done, the cables were laid, and the front-end cameras were installed. But when I turned on the power, there was no image. Damn, I was so confused. What to do? N...[Details]
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Nidec Sankyo has officially started to expand the sales of S-FLAGⅡ in China. S-FLAGⅡ is the world's first AC servo motor with a built-in 23-bit magnetic encoder. Previously, S-FLAGⅡ has been mass-pro...[Details]
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According to Russian media Kommersant, the price of local CPUs designed by Russian companies has doubled due to strong demand and complex logistics. Notably, Baikal Electronics claims that its partne...[Details]
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The first year of 5G has begun, but the service levels provided by various operators are not the same. Because the 5G spectrum is mainly divided into two parts, in addition to the millimeter wave (mm...[Details]
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1. Introduction
The wave of new energy vehicles is getting bigger and bigger, and the body intelligence is becoming more and more perfect, and intelligent driving is closely related to sensors...[Details]