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Central topic:
Basic concepts of GSM mobile phones.
Considerations in design and debugging of mobile phone power amplifiers. Considerations in mass production testing of mobile ...[Details]
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OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm"") ;Specify the output executable file is in elf format, 32-bit ARM instructions, little endian OUTPUT_ARCH(arm) ;Specify...[Details]
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According to a report by the Russian Satellite Network on August 19, the creation of a joint Chinese-Russian orbital cluster (consisting of 50-55 satellites) will help use the BeiDou Satellite Navi...[Details]
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Recently, the National Development and Reform Commission and the National Energy Administration jointly issued the "Implementation Opinions on Promoting the Independent and Standardized Operation o...[Details]
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Method 1 : Set the pointer multimeter to the "RX1K" position and adjust it to zero. The side with the words on the field effect tube faces you, from left to right: G (gate), D (drain), S (source). Co...[Details]
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FlexRay Bus
FlexRay bus is a new communication standard jointly developed by BMW, Philips, Freescale and Bosch. It is designed for in-vehicle networking. It uses a time-based trigger mechanism...[Details]
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The battery for Toyota's first EV "China's First Toyota Brand EV" This is the material shared by friends in the group in recent days. Some information about the battery system designed by Toyota has ...[Details]
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0 Introduction
Due to the imaging mechanism of infrared images and the reasons of infrared imaging itself, infrared images have the characteristics of low contrast, blurred images, and hig...[Details]
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During HUAWEI CONNECT 2019, Huawei held a Power Internet of Things Forum with the theme of "Cloud-pipe-edge-end collaboration to build a deeply open power Internet of Things". At the forum, Huawei ...[Details]
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Hall effect ICs are used as proximity
sensors
for applications such as proximity detection and angular velocity measurement of rotating mechanisms. Hall effect devices can detect mechanical...[Details]
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In our analysis two weeks ago, we saw that Keysight's new generation of multimeters use the same hardware platform, especially the main circuit boards of 34465A and 34470A are almost identical. Thes...[Details]
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Recently, the photovoltaic project of Hangzhou Hangmin Damei Dyeing and Finishing Co., Ltd. (hereinafter referred to as "Hangmin Damei"), which was co-constructed by Huzhou Haotian New Energy Co., ...[Details]
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It is the end of the year now, and the annual final works of major manufacturers have either been released or scheduled. However, Xiaomi, which is highly anticipated by consumers, has not yet o...[Details]
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Recently, a new technology of OpenAI, an American company specializing in artificial intelligence (AI) development co-founded by Elon Musk, has attracted attention because it demonstrates human-lik...[Details]
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High-voltage motor starter cabinet and high-voltage distribution cabinet are two important equipment in the power system. They have obvious differences in structure, function, application, etc.
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