GSM/WCDMA/TDSCDMA/LTE/5G NR frame structure,LTE:36_211_TDD_DL_FrameStructure.png5G: NR_Numerology_FrameStructure_u_0__NormalCP_38_211_01.png
The meaning and physical relationship of access channels, b...
[align=center][font=微软雅黑][size=3] [/size][/font][/align][align=left][font=微软雅黑][size=3][color=#ff0000]Event time[/color]: November 14th - December 15th[/size][/font][/align] [align=left][font=微软雅黑][si...
1. Design a digital tube display circuit. The digital tube can use photocathode or common anode. 2. Display one of your ID card numbers. After displaying each digit, delay it for one second before dis...
I want to process memory data through EDK, transfer image information from RS232 to SDRAM, and then read it from SDRAM for filtering and other processing, but I really don’t know what function to use ...
Recently I want to make a minimum system of MSP430F5529 for use in a car, so I redesigned the PCB. I downloaded the PCB design package of the 5529EXP experiment board from its official website. After ...
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
introduction
A common voltage regulator is a three-terminal one. Its function is to step down the voltage and stabilize it at a fixed output value. Voltage regulators are commonly available in...[Details]
The automotive driveshaft is a crucial connecting component in the automotive mechanical system. It is a circular component that allows for connection or assembly, as well as movement and rotation....[Details]
The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing tests and adjustments on a balancing machine before ...[Details]
This series of articles aims to help readers have a brief understanding of the Hongke KPA Automation system and to quickly get started with MoDK, including: an introduction to Hongke KPA Automation...[Details]