5G Antenna Solution for Tunnel Scenarios
4.1 New leaky cable
High-speed rail and subway tunnels are small and closed, with severe multipath reflection. Traditional 13/8 leaky cables do not support fre...
Entering the era of network convergence, the era of traditional telecom operators dominating the communications industry will be gone forever, and 3G operations are no exception. The Economist asked...
[color=#000][font=Helvetica, Arial, sans-serif]R87/G14 has powerful performance and rich on-chip resources. Using it as the main control of the reversing system can save a lot of extra chips, save spa...
0; clk_bit<='0'; begin process(clk_in,reset) begin if(reset='1') then clk_cnt<="0000"; clk_bit<='0'; elsif rising_edge(clk_in) then if (clk_cnt=4) then clk_cnt<="0000"; clk_bit<=not clk_bit; else clk_...
Question: I added the header file using the "scan all file dependencies" method, and the "include" of the current project already shows the "board.h" header file. However, when I "build all", it shows...
Abstract: The structure and working principle of the monolithic switching power supply chip TOPSwitch are introduced, a complete application circuit example of an ultra-wide input isolated regulated s...
A vacuum eutectic furnace is a critical piece of equipment used in the manufacturing and processing of various materials, particularly in the fields of microelectronics and nanotechnology. One of t...[Details]
Capable of providing precise and efficient thermal management for artificial intelligence computing power, intelligent sensing and autonomous driving systems
Shenzhen, ...[Details]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
On August 21, WeRide officially launched WePilot AiDrive, a one-stage end-to-end assisted driving solution developed in cooperation with Bosch. This comes only half a year after the two parties' "t...[Details]
According to foreign media reports, Nissan Motor has recently reached a cooperation with US battery technology company LiCAP Technologies to jointly promote the research and development of next-gen...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
Magna's integrated in-cabin perception system fuses vision and millimeter-wave radar data to detect the presence of passengers, identify stranded children, monitor driver fatigue and vital signs, a...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
introduction
In today's busy society, people experience chronic high stress, which in turn poses a significant threat to our health. Therefore, effectively relieving stress has become a pr...[Details]
Munich, Germany, August 19, 2025 –
Infineon Technologies AG, a global semiconductor leader in power systems and the Internet of Things, announced today that its AIROC™ CYW20829 Bluetooth® low e...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]
NPN and PNP are two commonly used transistor circuits. They play an important role in industrial automation and control systems. This article will explain the difference between NPN and PNP and exp...[Details]
The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]
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