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With traditional instrumentation, approximately 40 important WLAN transceiver data points are acquired per test. The NI PXI vector signal transceiver is fast enough to perform a full gain table sweep,...[Details]
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I. INTRODUCTION Satellite tracking and control multi-beam system mainly implements tracking and control for satellite signals, which includes two aspects: signal direction of arrival (DOA) estimatio...[Details]
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Long-term analysis of bridge operation status based on LabVIEW
This paper discusses the design method of the long-term monitoring system for the operation status of railway bridges,...[Details]
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In recent times, more and more domestic brand electric vehicles have gradually abandoned the once popular NCM811 battery cells and returned to the NCM523 battery cell camp. What are NCM811 battery ce...[Details]
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Q1: The ripple of the output voltage of a switching power supply is an important indicator. How to correctly use an oscilloscope to measure this indicator?
A1: Ripple is defined as a noise signal...[Details]
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1 Overview
PWM front-end controlled rectifier is widely used in three-phase AC/DC voltage system due to
its advantages such
as DC
voltage
change, input power factor correctio...[Details]
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The U.S. International Trade Commission (ITC) recently announced that the U.S. company Tela Innovations, Inc. has filed a 337 investigation application with the ITC, accusing Acer, Asus, Lenovo, MSI ...[Details]
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1. Design ideas
The field detection vehicle based on AVR microcontroller generally consists of three parts: mechanical part, electronic part and software part. It is subdivided into vehicle body base...[Details]
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1. Timing diagram
2. 51c code
3. Summary
1. Timing diagram
1. Initialization
2. Write
3. Read
2. Code
#include reg52.h
sbit DQ =...[Details]
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According to a Bloomberg report on Wednesday (26th), wafer foundry GlobalFoundries plans to cooperate with Morgan Stanley to prepare for its initial public offering (IPO) in the United States, with a...[Details]
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Recently, the Shanxi Provincial People's Government issued the "Implementation Opinions on Accelerating the Establishment and Improvement of a Green, Low-Carbon, Circular Development Economic Syste...[Details]
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Since the Mate 60 came out, discussions about it have been common. What everyone is most concerned about is the built-in chip. When Huawei's boat has passed the Ten Thousand Mountains, the popularity...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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CIOs should leverage these trends to deliver and expand mission capabilities
As we head into 2024, government CIOs are facing increasing challenges both internally and externally, an...[Details]
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LED display circuit
Figure 1 Segment digital tube
LED display circuit
In Figure 2, the 80C51 microcontroller is used. The capacitors C1, C2 and CRY1 form the clock oscillation circuit. Th...[Details]
Analog electronics
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