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A new version of the Razer Phone 2 has been revealed and it's quite different from the original Razer Phone 2. It may be called the Razer Phone 2.5. The Razer Phone 2 is an incremental upgrade to Raz...[Details]
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When multi-stage circuit coupling is used, in order to ensure the stability and selectivity of the amplifier, the resonant frequency of the first stage circuit can be set to be slightly lower than 15...[Details]
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Intel announced that it is supporting four athletes to represent Team Intel at the 2020 Tokyo Olympics. These four American athletes are the first athletes to join Team Intel for the Tokyo Olympics. ...[Details]
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What do USE_STDPERIPH_DRIVER and STM32F10X_HD mean? (1)USE_STDPERIPH_DRIVER to use or not the peripheral’s drivers in application code (i.e. code will be based on direct access to peripheral’s r...[Details]
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1 Introduction
At present, most ultrasonic distance measurement systems use single-chip microcomputers as the control core, and use ultrasonic sensors to send ultrasonic signals. After the...[Details]
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AC motor is an electric motor that converts AC power into mechanical motion. Its working principle is to use the rotating magnetic field generated by AC power to make the motor's rotor rotate. Acco...[Details]
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1-7-4. Advantages and disadvantages of flyback transformer switching power supply
The advantages and disadvantages of the forward transformer switching power supply have been analyzed in detai...[Details]
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Xinhua News Agency, Beijing, December 22 (Reporter Jiang Lin) In the dead of winter, when you walk into a shopping mall in the center of Fengxian County, Jiangsu Province, you will see a wide varie...[Details]
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Abstract: Traditional identity recognition technology can no longer meet the needs of modern society, so fingerprint recognition technology has been widely used. This article introduces the princip...[Details]
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The discipline of electromagnetic compatibility was developed on the basis of simple anti-interference methods in the early days. The goal is to make equipment and systems not interfere with each o...[Details]
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This PPP transplantation was carried out on the Samsung arm2410 platform, and the working environment used was: Kernel: 2.4.18 Sysvinit:2.86 Tinylogin:1.4 Glibc: 2.2.5 CC:3.3 PPP: 2.4.1 U-boot:1.1.3 ...[Details]
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LED applications can be divided into two categories: one is LED single tube application, including backlight LED, infrared LED, etc.; the other is LED display screen. At present, China still has a ...[Details]
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Contents The invention belongs to the technical field of measuring the flow rate of associated gas produced by crude oil wells and wet gas produced by natural gas wells, and the invention relates to ...[Details]
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According to foreign media reports, documents obtained show that Foxconn's current project has seriously deviated from the original plan to build a display factory in Wisconsin. The repeatedly reduce...[Details]
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Prostate cancer is the most common tumor disease in men, and its treatment remains a major challenge in standard tumor treatment. In modern nanomedicine, magnetically driven microrobots have the ad...[Details]