2.2 Basic formula of Kalman filter Suppose the state equation of the system is: X(i) (k(i)) (i) = AX(i) ((i)1) AX(i) = AX(i) (k(i)1) [/size][/i]+[i][size=12pt] BU [/size][/i]([i][size=12pt]k [/size][/...
1. DSP chip operation speed MAC time: the time for one multiplication and one addition. Most DSP chips can complete one multiplication and one addition operation in one instruction cycle. FFT executio...
[i=s]This post was last edited by Shi Liu Jie on 2020-11-24 11:08[/i]Why does Apple use UWB technology? Learn more about UWB here
UWB may never have thought that it would become well-known to the worl...
Unboxing, see picture,The board is relatively large, everyone says soThe downloader is still small. The mainboard looks like it was hand-soldered, not machine-soldered. There is also a rosin button on...
I use C# MSComm control to program the lower computer communication, and need to control the serial port 4,7 level. How to program it? Thank you. (I know how to use the circuit, it is easy in 8051, bu...
The Ministry of Railways of China is the manager and operator of China's railway transportation and an important part of the national government. In 2002, after long-term and repeated demonstrations, ...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
1 Introduction
Intelligent cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic con...[Details]
AD7708 is a multi-channel 16-bit Σ-Δ analog-to-digital converter ADC. It supports 4 or 5 channels of true differential input and 8 or 10 channels of pseudo differential input. This chip allows two ...[Details]
0 Introduction
Gyroscope
is a sensitive measuring element of the platform stabilization system. It senses the angular motion signal of the platform and establishes the stability bench...[Details]
introduction
As
a
software
development platform in the field of professional measurement and control, LABVIEW contains rich data acquisition, data signal analysis and powerful DAQ a...[Details]
An MDO mixed domain oscilloscope has three main elements:
First, time-related cross-domain analysis;
Second, broadband, high time precision modulation domain analysis;
Third, the fiv...[Details]