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Based on long-term cooperation and research, Tektronix assisted the State Key Laboratory of Regional Fiber Optic Communication Network and New Optical Communication System of Shanghai Jiao Tong Univ...[Details]
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I. Overview:
At present, some companies producing inverter equipment need to test the power supply of products (such as voltage value, etc.) during the production process. The original test method ma...[Details]
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01 Researchers at the U.S. Department of Energy's Argonne National Laboratory have discovered a fluoride electrolyte that could help prevent performance degradation in next-generation batteries. Th...[Details]
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The LT4180 from Linear Technology is a full-featured power controller that integrates a 5mA opto-isolator, undervoltage/overvoltage lockout, soft-start, and a ±1% internal reference voltage. The LT...[Details]
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After the National Day holiday, there are less than 90 days left until the end of 2020. Standing at the crossroads of history is a danger but also an opportunity for Chinese technology companies. In ...[Details]
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According to foreign media MacRumors, Spotify has now launched support for independent streaming on the Apple Watch app. With this feature, Spotify users can listen to music and podcasts from Spotify...[Details]
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Detection circuit in a rifle radio
The figure shows a rifle radio circuit, in which VD1 and VD2 form a voltage doubler detection circuit, and C3 is a high-frequency filter capacitor. The low-frequ...[Details]
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1. The AVR document requires that interrupts should not be nested, and only one interrupt can be executed after the current one; 2. When the ADC is sampling, there is an external pull-up of 51K, the ...[Details]
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Abstract: This article takes a dot matrix liquid crystal display as an example to introduce its dynamic driving method, and provides a method to overcome the crossover effect. Finally, an exampl...[Details]
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This application test is for non-nominal 50Ω cables, including coaxial, twisted pair, differential high-speed data line testing, including impedance parameters, S parameters (insertion loss, standing...[Details]
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IntroductionTD
-SCDMA uses time division duplex (TDD). For TDD communication systems, high-quality transceiver switches are key modules of the RF front-end circuit. In order to improve...[Details]
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There are many similar articles on the Internet, most of which focus on software analysis, from U-boot to kernel. Many articles are also very detailed and insightful. Here, I don't want to talk more a...[Details]
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The iPhone 12 is Apple's newest phone, so how much faster is it than the original iPhone? Now, a new speed test aims to quantify just how much faster the iPhone 12 is than the original iPhone. Whil...[Details]
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Since LED has the characteristics of high light efficiency, small size, and low power per LED, it has a wide range of application prospects in energy-saving lighting. Indoor lighting mainly includes h...[Details]
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Recently, the largest Indian Renewable Energy Exhibition (REI Expo) in South Asia opened at the Indian Exhibition Center in Greater Noida, attracting more than 30,000 professional exhibitors from a...[Details]