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According to @Pudong, Shanghai Dalian Road Tunnel will complete 5G network coverage in October 2019. This is China's first 5G cross-river tunnel. The...[Details]
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On June 25-26, the 2021 Fifth Jiwei Semiconductor Summit with the theme of "The Heart and the Core are Imprinted, and the Changes are Kunpeng" was officially held in Haicang, Xiamen, and lasted for t...[Details]
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The 9800 series UHF transmitter unit is a transmitter device that uses the power multiplier module commonly used in multiple cable TV trunk amplifiers as output. Practice has proved that whether using...[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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If nothing unexpected happens, Apple's iPhone 13 series will be available to consumers in the middle of next month. In recent years, Apple's iPhone's innovation has declined, but this has not affec...[Details]
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According to foreign media reports, Panasonic Corporation of Japan recently demonstrated its wide range of transportation technologies at the ITS World Congress held in Singapore, covering automotive...[Details]
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In the communications industry, people usually compare power supply equipment to the "heart" of the communications system, which fully proves the importance of the position of communications power ...[Details]
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Establishing a multi-dimensional information processing theory for fuze system environment recognition (such as multi-directional acceleration) and parameter estimation to generate new fuze principles...[Details]
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HAL_Dalay() is a millisecond delay. I have recently learned how to use microsecond delay. The summary is as follows. The last method is recommended. /* * This document includes four delay modes: ...[Details]
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Recently, ChargerLab published a WeChat conversation in a tweet, in which the news mentioned that the iPhone 11 will come standard with a USB-C charging head, but the iPhone body will still use the L...[Details]
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The automotive thermal management system is used to control the temperature and cool the car to ensure that the car parts and the cockpit are in a suitable temperature range. In new energy vehicles...[Details]
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Perhaps the most common IC in isolated switching power supplies, the TL431 shunt regulator provides a simple, low-cost way to accurately regulate output voltage. Figure 1 is a block diagram of the ...[Details]
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"Burning money to build cars, the winners are Li Bin and Weilai, and the losers are Jia Yueting and LeEco." "For all speculators who choose to enter the car manufacturing market, they can stop tem...[Details]
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Figure 1
SPWM
Without injecting zero-sequence component, the fundamental component of three-phase output voltage can be expressed as:
SPWM injection of zero-sequenc...[Details]
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1. Interrupt handling architecture
The Linux kernel unifies the numbers of all interrupts and uses an array of irq_desc structures to describe these interrupts.
The array is d...[Details]
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