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A recent report by Nokia Power User claims that a Nokia N139DL flip phone with model number TA-1398 has appeared on the FCC (Federal Communications Commission) platform and the device may be la...[Details]
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1 System Hardware Structure
This system adopts modular structural design concept, and divides the equipment into main control module and various functional modules. There is a unified ...[Details]
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0 Preface
Pulse compression technology has become an important system for modern radar because it solves the contradiction between radar range and resolution. Digital LFM (linear frequency modulati...[Details]
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Wireless communication is a communication method that uses the characteristics of electromagnetic wave signals that can propagate in free space to exchange information. In the field of information an...[Details]
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Recently, the State Intellectual Property Office issued a "Decision on the Examination of the Request for Invalidation", with decision number 50993 and patent number 201210286901.2, maintaining the v...[Details]
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This article will systematically analyze overcurrent damage and overvoltage damage through the working characteristics of power MOSFET tubes and the different damage forms in failure analysis picture...[Details]
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After the development of the analog era, digital era, and network era, video surveillance has gradually entered the era of high-definition and intelligence. Compared with traditional standard-defi...[Details]
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The French government said on Tuesday it had launched the process of allocating 5G spectrum licenses after approving specifications proposed by the communications regulator and the financial conditio...[Details]
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1 Introduction
ARM (Advanced RISC Machines) can be considered a company. It can also be considered a general term for a type of microprocessor, or a technology. Microprocessor application...[Details]
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With the popularity of AirPods, the global TWS headset market has begun to show explosive growth. The demand for branded TWS headsets, led by Apple AirPods, is increasing. Both the AirPods that we ha...[Details]
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With the acceleration of urbanization, the construction and development of urban roads have also accelerated. The roads are getting wider and more numerous, and the number of various street lights ...[Details]
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This morning, Redmi's official Weibo account officially announced that the Redmi 855 flagship is named K20, and said that this time, at all costs, the Redmi flagship will start the "K" era with you! ...[Details]
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At present, the tide of new infrastructure construction is sweeping across the country, and intelligence, greening and low carbonization have become the mainstream direction of social development. ...[Details]
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The Ministry of Education issued a document, formally approving the feasibility study report of the "National Integrated Circuit Industry-Education Integration Innovation Platform" project undertaken...[Details]
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The popularity of Bluetooth technology in headsets, mobile phones, watches and cars has brought many conveniences to people, but it has also caused some misunderstandings about Bluetooth. Currently, ...[Details]