VIDIOC_S_FMT error 22, Invalid argument The same driver and the same acquisition program run fine under fc8, but when ported to the development board, the driver is loaded without any problem, but the...
Traditionally, automotive electronics engineers have used MCUs, custom ASICs, and bulky wiring harnesses to introduce and control electronic systems and expand functionality as vehicles evolve. Howeve...
I am very happy to get soso's consent to serve as the moderator of this forum. I am new here, so please criticize and correct me if I do something inappropriate! I hope to make more friends here and g...
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
In today's society, heart disease has seriously affected people's life safety. Many patients with sudden heart attacks are threatened because they cannot get timely treatment. Traditional ECG monito...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
Currently, it is impossible to dynamically obtain patient information in medical monitoring. Once the patient's condition worsens, emergency treatment cannot be implemented in the first place, and the...[Details]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[Details]
WiMax technology needs to demonstrate its advantages in specific application scenarios in order to gain market recognition, which requires application testing to measure system performance para...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
introduction
Usually, there are many input and output ports in RF systems, and it is expensive to use a multi-port network analyzer to analyze scattering characteristics. Therefore, it is ...[Details]
Application of TWLA500 in ADC and related fields
FAE: On-site technical support.
Provide technical support for the application of the products you sell, and handle quality issues ra...[Details]
1. Basic circuit characteristics of power amplifier
The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[Details]
1 Introduction
Intelligent software agents are software programs that can perform specific tasks for users, have a certain degree of intelligence, can autonomously perform some tasks, and ...[Details]
In recent years, with the rapid economic growth, wireless communication has developed rapidly. Since spread spectrum signals have the characteristics of anti-interference, confidentiality, anti-det...[Details]
Abstract:
Under high dynamic conditions, combined with GEC's twelve-channel correlator GP2021, this paper discusses the structural design of GPS receivers and the key technologies inv...[Details]
The discipline of HHCE (Home Health Care Engineering) is gradually entering people's lives as people pay more attention to health and telemedicine develops. It advocates the concept of "seeking m...[Details]