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According to incomplete statistics from the International Energy Network/PV Headlines (PV-2005) based on public information, from December 1 to December 31, about 58 inverter bidding projects (bid ...[Details]
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On February 23, the Qichacha APP showed that on February 22, the first-instance civil judgment on the invention patent infringement dispute between HTC International Corporation (an HTC affili...[Details]
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Recently, there have been some noises about the semiconductor industry's future market, but Huang Chongren, chairman of wafer foundry Powerchip (6770), and Lu Chaoqun, chairman of niche memory manufa...[Details]
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Great Wall Strategic Consulting and the Tianjin Municipal Government jointly released the "GEI 2020 China Unicorn Enterprise Report". In the past year, a total of 251 companies were rated as "China U...[Details]
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1. Introduction
Bootloader (boot loader) program is the first program code to run after the system is powered on. It is used to initialize the hardware environment, change the processor opera...[Details]
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No need to pull the switch, just pinch the rubber ball (airbag) with a mouth to control the "on" and "off" of household appliances, achieving the purpose of voice control of household appliances. ...[Details]
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1 Introduction
Many channels in actual communication cannot directly transmit baseband signals. Baseband signals must be used to control certain parameters of the carrier waveform so that ...[Details]
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According to a report by foreign media on September 19, Sebastian Thrun is recognized as the father of driverless cars. He is committed to pushing human transportation to a new stage - flying cars,...[Details]
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During the COVID-19 epidemic, due to the surge in consumer demand for products such as computers and mobile phones at home, the supply of semiconductors exceeded demand, affecting the production of a...[Details]
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1. Instrument Model Keysight Handheld Spectrum Analyzer N9913A 2. Fault Information Customer feedback: The instrument cannot be used normally and the test is abnormal 3. Testing process The enginee...[Details]
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Hi-Fi power amplifier circuit (with BOM)
This is a simple low cost
power amplifier
. You can implement it in 5 ways, as indicated in the diagram (from 20W to 80W RMS).
Notes:...[Details]
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CNC
The lathe servo system is the core component of the CNC lathe. It is responsible for receiving the instructions of the CNC system and accurately controlling the movement of each axis of t...[Details]
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Compared with the driving circuit of the two-phase bipolar stepper motor, the driving circuit of the two-phase unipolar stepper motor is basically the same in terms of input section configuration, ...[Details]
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According to Reuters, two people familiar with the matter revealed that telecom operators Orange Belgium and Proximus have decided to gradually replace Huawei's mobile devices in Belgium and Luxembou...[Details]
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When Xiaomi 9 was submitted to DxOMark for testing, it cunningly set the video shooting quality to 4K by default. After the test results came out, Xiaomi 9 scored first because it set the video quali...[Details]