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matter: On March 29, 2019, Sungrow Power Supply announced the company's 2018 annual report and the first quarter of 2019 performance forecast. During the reporting period, the company ...[Details]

Autonomous driving is becoming a key technology that will impact future industries. On-board sensors are the key to perceiving the outside world in autonomous driving systems. They are like the "eyes...[Details]

Xiaomi's MIUI system is one of the most concerned areas for many Mi fans. The internal test group can enjoy the latest version of MIUI, but it needs to apply for qualifications. This afternoon, many ...[Details]

By analyzing the working principle of the PWM device     in the SKJ-II digital servo system , a model formula was established and the theoretical transfer function relationship was deduced. According...[Details]

Jiwei.com reported on March 6 that the fourth session of the 13th National Committee of the Chinese People's Political Consultative Conference opened in the Great Hall of the People. Xu Xiaolan, Vice...[Details]

Preface  Global automotive intelligence has become a mainstream trend, and more and more intelligent functions are being realized. With the development of autonomous driving, the demand for smart s...[Details]

1) LED single chip packaging LED has achieved rapid development in the past 30 years. The first batch of products appeared in 1968. The luminous flux of LED with a working current of 20mA was only...[Details]

3G can provide security systems with fast-deployable, mobile, and high-speed data transmission services; wireless transmission of video surveillance is an important combination of 3G and security s...[Details]

China Energy Storage Network: In order to cope with the challenges brought by global climate change, ecological and environmental protection, and high-quality economic and social developmen...[Details]

According to foreign media reports, researchers from the U.S. Department of Energy's Brookhaven National Laboratory, Stony Brook University (SBU), the U.S. Department of Energy's Lawrence Berkeley Na...[Details]

In 1984, STMicroelectronics (ST) established its first office in China, becoming one of the first international semiconductor companies to set up business offices in China. Since then, ST has gradual...[Details]

0 Preface 　　Since 2013, smart watches, bracelets, and glasses have gradually entered the public eye and become the objects of pursuit by "trendsetters". This year is recognized by the industry as th...[Details]

　　1 Introduction 　　In the field of communication countermeasures, there are two ways to obtain large microwave interference power: one is to use solid-state power synthesis technology, but the deve...[Details]

QAM System Simulation There are various digital modulator/demodulator modules in the communication module of Simulink. It is divided into passband module and baseband. The carrier signal of the pa...[Details]

On November 14, Qualcomm announced the launch of two connectivity modules, QCC74xM and QCC730M, for IoT applications such as smart homes and smart appliances. These two modules are now available fo...[Details]