1. What is the dielectric constant of antenna material? 2. What are the advantages and disadvantages of ceramic antennas compared to composite material antennas?...
The PHY of the Gigabit electrical port outputs 4 pairs of differential lines to the transformer. Some products use 100-ohm matching resistors (two 50-ohm resistors in series) on each pair of different...
Development environment installationIncluding CDK installation and USB driver installation.
Both CDK and drivers can be found from the resource download page in the chip open community.
CDK needs to i...
I made a transmitter with STC12C5A60S2, and wanted to use PWM-style D/A conversion to output 0-5V analog voltage. I added a voltage follower later, but it stopped outputting at 3.75V. I don't know wha...
Hello friends: I'm currently working on CC2530's PWM duty cycle adjustment, using T3's 1-channel PWM with adjustable duty cycle output; the initialization procedure is as follows: /*******************...
[i=s]This post was last edited by star_66666 on 2018-4-28 17:33[/i] [color=#444444][font=Tahoma,]I was busy with work and research on lwip, usb, etc. some time ago. This week I officially started to s...
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
Based on a survey of more than ten intelligent robot companies, this article sorts out and analyzes the current development status of the intelligent industry and the challenges and differences it ...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
The range of an electric vehicle is crucial to the driving experience, and range anxiety is a common headache when driving an electric vehicle. Although the latest electric vehicles can achieve a r...[Details]
Summer is the peak season for buying and using air conditioners. Do you pay attention to the energy efficiency of your air conditioner? Did you buy a DC inverter air conditioner? Do you know the re...[Details]
With the development of vehicle technology, there are more types of cars. Cars are divided into hybrid, pure electric vehicles, and fuel vehicles. For hybrid cars, they are divided into plug-in hyb...[Details]
As a core component of electric vehicles, power batteries, like batteries for other electronic products, inevitably experience degradation after a certain period of use due to their characteristics...[Details]
Keysight Technologies reported strong third-quarter results, with revenue and earnings per share exceeding expectations and steady order growth. The company, driven by strong growth across multiple...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
The consumer electronics, appliance, industrial, and automotive markets are experiencing increasing demand for sophisticated motor control solutions. Depending on the application, a variety of moto...[Details]
New energy vehicles are a trend and a hot topic in the current automotive market. Driven by enthusiastic promotion from automakers and supported by government policies, these vehicles have seen rap...[Details]
Recently, Orbbec issued an announcement that its application for issuing A-shares to specific objects in 2025 has been accepted by the Shanghai Stock Exchange.
The announcement shows that the ...[Details]
1. The significance of reactive power compensation
In industrial enterprises, a large number of electrical equipment are inductive loads, such as motors, welding machines, and electric furnace...[Details]