Do you know the formula for 1/4 wavelength radio frequency: wavelength (antenna) = (300/f) * 0.25 * 0.96? Does this F refer to a fixed frequency? Now my frequency is 925MHZ to 2175MHZ. How should I se...
I was embarrassed to ask these code questions. But I hit a dead end. I have been looking at it for almost a day and still have no clue. I used to learn smoothly, but today I am getting frustrated. The...
I participated in a competition some time ago and thought I could reimburse the expenses. So I bought a 5V (6000mAh) lithium polymer battery, which is now idle. I want to transform it into a mobile po...
Draw an adapter board based on the stuff I found. It's very simple. Here's the picture first. This is also part of the weekly plan. Principle:PCB3D:...
I want to learn WINCE driver, but there are few books, so I plan to start with WINDOWS driver. However, I went to Nanshan, Luohu Book City, and Bagua Road Book City in Shenzhen today, but I couldn't f...
In recent years, with the increasing demand for manufacturing and automated production management, industrial barcode scanners have gradually become an indispensable part of the industrial manufact...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
Recently, South Korean robotics giant WIRobotics launched its first general-purpose humanoid robot, ALLEX, at the Robotics Innovation Center (RIH) at the Korea University of Science and Technology....[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
Industrial computers with GPUs leverage powerful parallel processing to build deep learning models to analyze and respond to optical inputs. The systems develop an understanding of visual data to i...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
For today's new energy vehicles, they have different configurations from fuel vehicles, and some configurations have also become a selling point for manufacturers. Compared with traditional vehicle...[Details]
Definitions of VR
, AR, and MR:
What is Virtual Reality?
Virtual Reality (VR), also known as "spiritual realm" or "illusion," is a high-tech technology that has emerged in recent ye...[Details]