1. Frame structure comparison
1. Similarities between 4G and 5G
The frame and subframe lengths are both 10ms and 1ms.
Minimum scheduling unit resource: RBDifferences between 2.4G and 5G
1); Subcarrier...
Popular Science: USB Type-C : https://training.eeworld.com.cn/course/4779It's very small, reversible, has multiple pins, and can charge at high currents... It's the Type-C port. Let's learn about this...
MCU Peripheral Circuit_Lao Wu MCU Practice : https://training.eeworld.com.cn/course/5323Beginners start with the development board + marquee. Although the program runs successfully, they are still con...
One of my projects requires 8-way regulated power supply, 4V to 5V is fine, but it must be stable and not fluctuate too much, and each way has a load of about 5mA. I want to use a reference source chi...
1. This equipment consists of control part (low voltage) and high voltage rectifier, discharge and test parts. There is sufficient safety space between high and low voltages, and between high and low...[Details]
That is, the IO port can have multiple uses, such as being used as a normal input and output port, as a PWM channel, and as a DAC channel, etc.
But it needs corresponding configuration. The I/O port...[Details]
The power supply of the power amplifier needs to use a "large pond" filter capacitor. Because large-capacity capacitors have large inductance, small-capacity capacitors are connected in parallel to...[Details]
Recently, Huawei Technologies Co., Ltd. was granted the patent for "charging piles, charging pile networking architecture and charging pile management methods", with the publication number CN10723143...[Details]
SMA Solar Technology has announced plans to expand production capacity in the United States, with production expected to begin in 2025.
The company is working with multiple states and potentia...[Details]
Hello everyone, I am Liang Xu.
I originally didn’t want to write about this, but someone asks this question every day in the live broadcast room. At the peak, 3 people asked it in one mi...[Details]
1 Introduction
With the development of informatization, intelligence and networking, embedded system technology will also have a broad space for development. Entering the 1990s, embedded techno...[Details]
According to foreign media reports, Nvidia may have a solution to one of the biggest challenges facing self-driving cars: how to deal with emergency vehicles on the road. Vehicles equipped with N...[Details]
Chips, in recent years, have been increasingly regarded as important basic resources. They are the core of the development of the information industry and a strategic, basic and leading industry that...[Details]
0 Introduction
The rotary transformer/digital converter is an important component for angular displacement measurement and control. It converts the angle measurement analog quantity into a...[Details]
1 Features and pin functions MAX6870/MAX6871 pdf,MAX6870/MAX6871 datasheet
1.1 Features
●6 (MAX6870) or 4 (MAX6871) programmable input voltage detectors:
1 high-voltage input (+1.25 V...[Details]
As a key node connecting the power generation side and the power consumption side, lithium battery has become an important fulcrum of the new energy industry. Against the backdrop of major changes in...[Details]
1. Introduction With the rapid development of the automobile industry, more and more people own private cars, and there will be more and more traffic problems. Among them, safe reversing is one of t...[Details]
Recently, the first mass production line of all-solid-state lithium batteries in China was officially put into production. This production line was invested and built by Beijing Pure Lithium New Energ...[Details]
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