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introduction
LED (Light Emitting Diode) is a solid-state semiconductor device that can directly convert electricity into light. In recent years, its application areas have been continuously br...[Details]
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Electric Vehicle News: On September 17, CATL announced that its pioneering MTB technology will be first applied to the State Power Investment Corporation's Qiyuanxin power swap project and success...[Details]
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In addition to adding a new dark color scheme as part of its latest overhaul of the new in-car infotainment system, Google has also simplified the navigation bar and added other features that users h...[Details]
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As a fresh graduate seeking a microcontroller job position, interviews are an inevitable process. During the interview process, the interviewer may ask in-depth and specific questions, mainly focusin...[Details]
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Google released the first Beta version of Android 12 last month and recently released the Beta2 version. Dave Burke, vice president of Android projects, revealed that the test version of And...[Details]
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Saudi Basic Industries Corporation (SABIC) today released its first quarter financial report for 2022. In the first quarter, the company's total sales amounted to 52.64 billion riyals (US$14.04 billi...[Details]
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Under the wave of vigorous development of digital technology, the digital economy is profoundly changing human production and lifestyle, promoting the digital transformation of all walks of life, a...[Details]
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The B or BL instruction causes the processor to transfer to the "subroutine name" to start execution. The difference between the two is that the BL instruction copies the address of its next instruct...[Details]
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Class D amplifiers operate similarly to switch-mode power supplies, where the output MOSFET may be fully enabled (saturated) or fully disabled (cut-off). The effect is to reduce the power dissipati...[Details]
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Audio Power Amplifier Considerations in Portable Products
1) Higher PSRR
It must have a high Power supply rejection ratio (PSRR) to avoid interference from power supply and wiring noi...[Details]
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Introduction
In software design, code optimization is a very meaningful thing. The essence of optimization is to perform equivalent transformation on the code so that the running results of t...[Details]
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As of the close of May 13, the Shanghai Composite Index was 2898.05 points, up 0.22%, with a turnover of 223.9 billion yuan (the turnover on the previous trading day was 238.5 billion yuan); the Shen...[Details]
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There are two mainstream implementation schemes for video acquisition: one is based on ASIC, which generally uses dedicated video processing chips from companies such as STMicroelectronics and AMD;...[Details]
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Microsoft Surface Duo 2 is a new product launched by Microsoft in the second half of this year. The phone continues the dual-screen solution of the previous generation, is equipped with Qualco...[Details]
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Inverter constant pressure water supply is a water supply method widely used in industrial and civil fields. It achieves constant water supply pressure by adjusting the speed of the motor. This wat...[Details]
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