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On May 6, ST Electric Power issued an announcement on the completion of transfer registration of the controlling shareholder's state-owned shares free of charge. It was disclosed that the company re...[Details]
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The parameter commonly used in communication engineering to describe signal phase distortion - group delay (also called envelope delay) is defined as: the slope of the characteristic phase shift...[Details]
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In the 4G era, China Mobile crushed China Telecom and China Unicom. In the 5G era, it is inevitable for the latter two to form an alliance, and jointly building a 5G network is the most important par...[Details]
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The following factors may affect the operation of ultrasonic sensors. Please analyze the specific reasons in detail. This article is for reference only.
1. Scope and size
The size of the obje...[Details]
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Abstract: This paper describes a design scheme of a tire pressure monitoring system for automobiles that uses a high-performance 8-bit microcontroller MC68HC908RF2 combined with sensors and RF tra...[Details]
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Editor's opinion: From the moment Audi's patent application is approved, virtual rearview mirrors will no longer be exclusive to concept cars. Maybe one day, virtual rearview mirrors will become stan...[Details]
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Smart socket system design
This design consists of three parts: metering module,
display
module and control module (see Figure 1). This article will focus on the design of th...[Details]
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Trying to reduce the supply voltage of the core processor is one of the new technology trends in handheld devices. While reducing the voltage, it is also necessary to take into account the need to ex...[Details]
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This article comes from the official account of Qimai Research Institute On October 28, 2021, some keyword search rankings on the App Store showed abnormalities. After data investigation, it...[Details]
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After long-term operation of air separation equipment, the trace acetylene and other hydrocarbons remaining in the air entering the tower will inevitably gradually concentrate in liquid oxygen. W...[Details]
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EMC electromagnetic compatibility includes EMI (interference) and EMS (susceptibility), that is, electromagnetic interference and electromagnetic anti-interference. With the development of intelligent...[Details]
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Semiconductor
lasers (LDs)
are increasingly used
in information,
communication
, medical and other fields
due to their small size and light weight
. They are also combined with
ele...[Details]
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;Transfer the 16 numbers of the internal data memory unit 40H~4FH to ; In the external data memory unit 100H~10FH. (It is required to use loop instructions to implement) ORG 0000H SJMP MAI...[Details]
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Recently, Jiemei Technology said in an institutional survey that it has been in short supply in recent months and has full orders. In terms of production capacity, the paper carrier business will inc...[Details]
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Recently, the well-known battery manufacturer Contemporary Amperex Technology Co., Ltd. (CATL) announced that its all-solid-state battery R&D team has expanded to more than 1,000 people and officia...[Details]
Analog electronics
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