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Nowadays, as more and more objects and devices become like "computers", the entire industry has entered the stage of all things being intelligent, from all things being digital, all things being conn...[Details]
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Require: 1. Two teams each have three digits, a total of six digits; 2. Set up buttons for adding and subtracting points for Team A and Team B, and a reset button; 3. Add and subtract points to...[Details]
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1. Introduction
In high-speed serdes systems, factors such as the impedance discontinuity of long-distance transmission lines, connectors, and vias on PCBs cause great attenuation of signals. For ex...[Details]
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The battle between Samsung and TSMC in advanced process has become more diverse after entering 3nm, mainly because the two companies have very different technical architectures for 3nm. Samsung bets ...[Details]
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In the middle of this year, Google suddenly stopped providing GMS (Google Mobile Services) to Huawei, trying to "brick" Huawei's smartphones sold overseas. Huawei's mobile phones encountered obstacle...[Details]
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The traditional digital phase-locked loop design hopes to obtain stable oscillation control data by adopting a loop filter with low-pass characteristics in structure. However, in the digital phase-...[Details]
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This article introduces a design of an electronic ballast for low-power (about 35W) metal halide lamps, which uses active power factor correction technology to make the power factor close to 1. This ...[Details]
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The Magical Use of External Magnetic Speaker Magnets
External magnetic speakers are often damaged during use and are usually discarded because they are difficult to repair and have low repair ...[Details]
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With the acceleration of urbanization in our country, fire hazards in cities and towns are becoming more and more serious. Every year, fires cause huge economic losses in our country. Although most b...[Details]
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Compile the toolchain yourself: If you want to make a toolchain based on gcc and glibc, you can use crosstool to compile; If you want to make a toolchain based on gcc and uClibc, you can use buil...[Details]
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On May 22, the 2nd China Photovoltaic + Innovation Development Forum and the "Leader" Base Experience Exchange Meeting was grandly held in Datong, Shanxi, gathering nearly 100 photovoltaic industry ex...[Details]
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On the morning of May 7, Apple software engineers announced that iOS 15.5 will re-add the Apple Music API development interface, allowing users to change the playback speed of songs in the App. ...[Details]
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1 Background In principle, the luminescence phenomenon of semiconductor devices can be roughly divided into three types: photoluminescence, electroluminescence, and cathode ray luminescence. Th...[Details]
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IPQC (InPut Process Quality Control) means process control in Chinese, which refers to the quality control of the product from the material input to the final packaging process. (Belongs to the Q...[Details]
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How Lucid is outpacing Tesla with smaller motors
Lucid calls its motor design miniaturized, and has long boasted that the light and "compact" motors in its Air electric car are light enough to...[Details]
DIY/Open Source Hardware
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