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The piezoelectric effect of quartz crystal is determined by its internal structure. The silicon ions Si4+ and oxygen ions O2- that make up the quartz crystal are projected on the Z plane, as shown in...[Details]

Columnist Ryan Huang Wi-Fi wireless networks play an indispensable role in today's families. Whether it is the smartphones, tablets, various 3C products, or even IoT applications such as smart TVs...[Details]

The 2011 IEEE MTT-S International Microwave Workshop Series on Innovative Wireless Power Transmission: Technologies, Systems, and Applications (IMWSIWPT2011) was held at Kyoto University on May 12-...[Details]

Stellantis Group and Contemporary Amperex Technology Co., Ltd. (CATL) announced today that they have signed a non-binding memorandum of understanding, which stipulates that CATL will supply lit...[Details]

In recent years, the successful application of computers in various industries has greatly improved the work efficiency of the corresponding industries. However, with the increasing number of software...[Details]

Most automotive power architectures need to follow six basic principles: 1. Input voltage VIN range: The transient range of the 12V battery voltage determines...[Details]

Apple yesterday released a new 12.9-inch iPad Pro with a Liquid Retina XDR display that uses mini-LED backlighting to achieve up to 1,000 nits of full-screen brightness and up to 1,600 nits of peak b...[Details]

Affected by the new coronavirus epidemic, Apple's contract manufacturer Foxconn's revenue in February this year recorded the largest monthly decline in seven years. 　　 Foxconn said its revenue in Feb...[Details]

The power supply 　　used in the portable B-ultrasound system is relatively complex. The power supply of the external adapter and battery must be converted to the voltage required by the system thro...[Details]

 0 Preface Since the 1990s, solar power generation technology has been developing rapidly, and photovoltaic grid-connected power generation has become one of the main forms of solar energy utilizat...[Details]

Problem description: Continuing from the previous memory content, the following is a brief summary and record of the basic knowledge related to the standard 8051 register. 8051 SFRs: SFR is th...[Details]

According to foreign media reports, Stellantis Automotive Group is committed to developing an innovative technology, a system that can transform the charging mode of electric vehicles at low-power ...[Details]

　　Hardware: TQ2440 , USB RT3070 　　Compilation environment: ubuntu, EABI-4.3.3 provided by TQ, 2010_0203_RT3070_SoftAP_v2.4.0.1_DPA package downloaded from the Internet 　　Configure the compilation...[Details]

According to Tianyancha data, Vivo Mobile Communications Co., Ltd. recently added a number of patents related to "folding screen" mobile phones. It seems that vivo is also going to focus on this fiel...[Details]

Not only the GT-R , but many high-power models use 4WD for a simple reason. In order to make the car run faster, the excess power is distributed to the four wheels to ensure that th...[Details]