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Improve in-vehicle audio quality standards by reducing the noise floor of test equipment . Shanghai, October 24 , 2023 HARMAN International’s Automotive Ac...[Details]
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The enantiomers of hexaconazole, diniconazole, diniconazole, flutriafol, triadimefon and tebuconazole were successfully separated under reversed phase chromatography using self-made cellulose trich...[Details]
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Foxconn, a subsidiary of Hon Hai, has obtained permission to resume work in its two production areas of Zhengzhou and Shenzhen. It is reported that in order to ensure that there are no blind spots ...[Details]
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1. Structure of thyristor components
Regardless of the appearance of thyristors, their cores are all four-layer P1N1P2N2 structures composed of P-type silicon and N-type silicon. See Figure ...[Details]
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(Image credit: University of Texas at Austin) According to foreign media reports, most electric vehicles are currently powered by lithium-ion batteries, but the battery life of lithium batteries i...[Details]
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Let's now understand a few important concepts:
Clock cycle:
The clock cycle is also called the oscillation cycle or crystal cycle, which is the number of pulses emitted by the crystal oscillator ...[Details]
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The echo signal received by any radar receiver contains the target echo and background clutter. To detect targets in an environment containing background clutter, the radar system must have long-rang...[Details]
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The industry originally expected that the price of the iPhone 13 series would increase due to rising prices of components and manufacturing costs. However, after Apple officially announced the price ...[Details]
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The 2019 World Artificial Intelligence Conference was held in Shanghai from August 29 to 31 this year. A total of 10 chips from AI companies including Huawei, Qualcomm, Unisoc, Horizon Robotics, Yitu...[Details]
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1. ARM instruction set 1. Jump instructions: B, BL (with return), BLX, BX (with status) 2. Data transfer: MOV (general register area), MVN (bitwise negation), CMP (comparison result stored in CPS...[Details]
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The topics of the previous national electronic design competitions can be divided into power supply, signal source, radio, amplifier, instrumentation, data acquisition and processing, and automatic...[Details]
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With the evolution of technology, the safety provided by vehicles to drivers has attracted more and more attention from major car manufacturers. Recently, BMW released the 2024 models for the US mark...[Details]
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Key debounce principle 1. First, let’s review the key delay debounce Since the button is a mechanical structure, it is inevitable to have jitter when pressing it. Generally, the jitter occurs when pr...[Details]
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The front-end computer room is the heart of the cable TV system and the distribution center for processing, distributing and transmitting various TV signals. The front-end computer room of our stat...[Details]
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Introduction Due to the distance limit of the connecting cable of the acceleration sensor and the charge amplifier, it is difficult to implement a centralized data acquisition and processing system ...[Details]