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The ARM processor is a high-performance, low-cost, low-power RISC microprocessor and is one of the most popular microprocessors currently. As a member of the ARM microprocessor series, ARM7 is widely...[Details]
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Buck-boost circuit The working principle process is as follows: (1) When the controllable switch V is in the on state, the power source E supplies power to the inductor L through the controll...[Details]
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The pace of video surveillance networking has been fully launched, and a large amount of surveillance data is stored in NVRs and IP-SANs installed with hard disks. As we all know, large-capacity h...[Details]
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EMI rectification, the causes and suppression methods of interference in different frequency bands:
Within 1MHZ - mainly differen...[Details]
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Deploy Coverity static application security testing to build trusted software
Nowadays, software products are iterating faster and faster, with larger and larger code vol...[Details]
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Respiration rate is an important vital sign that helps understand a person's overall health and sleep quality. Respiration rate and breathing patterns are also considered to be good indicators of ...[Details]
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DC-DC module power supplies are increasingly used in communications, industrial automation, power control, rail transit, mining, military and other industries. Modular design can effectively simplify...[Details]
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In single-phase low-power photovoltaic grid-connected systems, there are two topological structures: isolated and non-isolated. The isolated type has many disadvantages such as high cost and large ...[Details]
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1. Theoretical analysis and derivation We may have heard at one point or another that an oscilloscope's bandwidth and rise time have a 0.35 relationship, as shown in Figure 1. Figure 1 Relationship...[Details]
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BMW recently upgraded the X5 PHEV battery. In order to achieve the 50g/km data under WLTC, BMW upgraded the latest battery system to 24 kWh. There is already a corresponding spec in the UK, and you c...[Details]
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HDMI (High Definition Media Interface) is widely used in consumer electronics products (such as TVs, set-top boxes, projectors, etc.) because it can transmit video and audio data at the same time, ha...[Details]
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According to foreign media reports, OPPO recently acquired 20 standard essential patents (SEPs) from the Korean research institute XRIS. The query results of the World Intellectual Property Organizat...[Details]
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Even with astronomical test data, it is not necessarily possible to achieve ideal listening effects. This phenomenon is enough to prove that the test items and test levels of audio amplifiers are f...[Details]
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Electromagnetic interference is widely present in various electronic and electrical equipment. When working, various electronic and electrical equipment will more or less emit electromagnetic waves...[Details]
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Today’s cars are computers on wheels, with multiple systems constantly communicating with each other to provide intelligence that keeps drivers and passengers safe, comfortable, and entertained whi...[Details]
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