How do we determine the process excitation noise covariance matrix Q and the observation noise covariance matrix R in the Kalman filter algorithm? And they may change with each iteration, so how do we...
[size=4]Common problems in debugging the TMS320C2000 series? 1) Single-step operation is possible, but continuous operation always returns to address 0: Watchdog is not turned off, and continuous oper...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i]Can Huawei, a maverick Fortune 500 company, dispel the outside world's concerns about its lack of transparency? Can it maintain i...
[b][backcolor=white] [/backcolor][/b][p=24, null, left][color=rgb(0, 0, 0)][font=宋体][size=16px]Since the frequency response of the amplifier circuit in the high frequency region can be simulated by th...
If I make a product, how can I burn in some settings? For example, network card settings, Bluetooth, and touch screen settings. I don’t want to modify them one by one after the product is released. Th...
I'll come first. Today's opening was all in the red and closed at 2.8k. I was crying because of the loss.I asked my colleagues and they were even worse. They bought in today at 5% and have no money to...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
0 Introduction
The load with impact (rapid change) power in the power system will cause the voltage fluctuation and flicker of the power grid, causing many electrical equipment to fail to wo...[Details]
Workers in garment factories usually turn on the power of the sewing machine motor as soon as they get to work and do not turn off the sewing machine power until they get off work. In fact, during ...[Details]
With the development of control, computer, communication and network technology, computer network integrated automation system has been widely used in modern industrial enterprises. The emergence o...[Details]