Hot discussion: How many spacings are required for GND vias in RF high-speed PCB design?Jianghu boy said: It is for better grounding and to prevent interferenceWhite-robed swordsman says: The "fence" ...
[align=left]The variable frequency power supply can be used for a long time without frequent failures, which is inseparable from the maintenance and repair of the variable frequency power supply by th...
5G / UHB FEM
Qorvo Enabling 5G/UHB Mobile Connectivity
High data rate 5G drives high bandwidth RF5G brings unprecedented bandwidth, some in frequency ranges never before used for cellular communicatio...
Eric Creviston, president of Qorvo Mobile Products, said: "The addition of Cavendish Kinetics enables us to establish a market-leading position in antenna tuning . Several of the world's leading smart...
If the sampling speed of one ADC is not fast enough, can we use multiple ADCs to collect the same signal at the same time? If there are two identical ADCs and the time difference between each sampling...
Recently, Twitter user @Sudhanshu1414 exposed the camera parameters of Samsung's A series mobile phones in 2020, showing that next year's A series mobile phones will use at least three cameras....[Details]
UiPath, a robotic process automation (RPA) enterprise software company, recently announced that it has acquired Cloud Elements, a company with a groundbreaking API integration platform. Through this ...[Details]
As shown in the figure, the frequency doubling circuit is composed of NAND gates, which is actually a differential monostable circuit. In steady state, R and R1 are properly selected to make F2 and F...[Details]
Servo level gauges have been widely used for high-precision measurement of tank liquid levels because they are multifunctional instruments that can measure both liquid level and parameters such as i...[Details]
It’s time for a comprehensive breakthrough in lithium battery technology again. This time, Chinese and American scientists have worked together to develop a new black-scale lithium battery that can b...[Details]
According to foreign media Windows Latest, Microsoft's next-generation flagship laptop Surface Laptop 4 (tentative name) has passed the certification of the Bluetooth certification agency SIG. Source...[Details]
Today, Huawei held a press conference with the theme of "New Life of All Things". At this press conference, the Huawei P50 series officially debuted, but there was a small regret. When introducing ...[Details]
1 Use digital potentiometers instead of mechanical potentiometers
The number of times a digital potentiometer can be written can easily reach 50,000 times, while the number of times a mechanical ...[Details]
Q: When measuring a device under test (DUT) with a vector network analyzer, what is the uncertainty in the impedance and return loss (S11) measurements if the input impedance is approximately 3 ohms ...[Details]
On June 6, 2019, the Ministry of Industry and Information Technology officially issued 5G commercial licenses to China Telecom, China Mobile, China Unicom, and China Broadcasting Corporation. This is...[Details]
I did a button experiment today. The pin definition of the button in Qingfeng's source code seems to be wrong, and it is inconsistent with the development board schematic. The correct pin definitio...[Details]
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]
At present, the endurance performance of traditional electric vehicle manufacturers has not surpassed Tesla, which is due to the selection of electric vehicle platforms. Electric vehicles developed b...[Details]
Recently, Teradyne Inc. said in an earnings call that its
Robotics
team achieved $375 million in revenue in fiscal 2023.
The US-based company has three subsidiaries: Energid (productio...[Details]
The self-discharge of electric vehicle batteries refers to the gradual loss of charge inside the battery when it is not in use, thereby reducing the battery's available energy. This is an important...[Details]
RF/Wirelessly
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