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The COSTAS loop is a closed-loop adaptive system for extracting coherent carriers. This paper mainly introduces a high-order COSTAS loop for carrier synchronization, which is used to complete the c...[Details]
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According to the currently known information, the Snapdragon 898 flagship chip may officially debut at the end of this month, and the first batch of terminal mobile phones equipped with this chip wil...[Details]
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On April 25, 2022, Beijing time, the vivo X80 series was officially released, including three models: X80, X80 Pro, and X80 Pro Dimensity 9000 version. Among them, the vivo X80 is equipped with the M...[Details]
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The State Council Information Office held a press conference. In response to the question "What is the current development of my country's industrial Internet, and in which industrial fields will the...[Details]
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Electric vehicle sales will explode in 2021. At the same time, the range anxiety of electric vehicles will also accompany every car owner. Will the problems of slow charging and short range of electr...[Details]
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In the post-epidemic era, the pace of industrial upgrading has further accelerated. However, there are many challenges in the upgrading process, such as the continuous increase in labor costs ...[Details]
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Preface In the previous section, we completed the 51 single-chip microcomputer to control LED lights and achieved the effect of flowing lights. In this section, we will learn to operate independent b...[Details]
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The article describes the development trend and power consumption characteristics of mobile phones, focusing on the most concerned issue of smartphone power consumption, and introduces two methods to ...[Details]
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Tesla's entry "is a huge opportunity for Chinese companies," but producing batteries that meet the standards of foreign companies is challenging. The "comradeship" between Panasonic and Tesla reach...[Details]
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Introduction: A Chinese and American research team has developed an all-chlorine membraneless redox flow battery , which is said to have a round-trip energy efficiency of 91% and an energy density of...[Details]
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What are the main components of a three-phase asynchronous motor?
The three-phase asynchronous motor mainly consists of two parts: the stator and the rotor.
The stator is the fixed part o...[Details]
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Sometimes it is inconvenient to carry a mobile phone, but you still want to know the time. At this time, you can use a buzzer to make an audio time reminder, which will sound a reminder every 60 seco...[Details]
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In January 2020, Huami released the Amazfit T-Rex, the first product in the "Tyrannosaurus Rex" series of outdoor smart watches. Amazfit T-Rex has passed 12 military certifications and is a m...[Details]
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1. Driver architecture:
The driver is divided into two levels, the upper level is the platform device driver, and the lower level is the audio driver and mixer driver.
(1) Standard platfo...[Details]
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Recently, KREMPEL provides photovoltaic module manufacturers with a high-quality solar photovoltaic backsheet. Its high quality can ensure that expensive photovoltaic modules will not fail due to e...[Details]