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][/...
[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...
In work and projects, we often encounter a functional circuit module to condition the signal, or filter, or amplify, or attenuate, or transform impedance. These functional circuit modules may be passi...
I won't post the code, but will give a brief description of the problem. The code was written by someone else:
The purpose is to write data to a certain block in the memory. Its operation process is: ...
IMX 8M Mini is NXP's latest multi-core application processor built with advanced 14LPC FinFET process technology, providing faster speed and higher power efficiency.
Shenzhen Mir Electronics has also ...
Please tell me why the waveform of the zero line at the input end of the three-phase uncontrolled rectifier to the negative pole of the output voltage looks like this...
With the development of smart cars, the design of in-car touch screens is increasingly being used in every corner of the car, and tactile feedback has also brought new functions to the car interface ...[Details]
On October 27, Jianghai Co., Ltd. issued an announcement stating that the net profit attributable to the parent company's owners in the first three quarters was 326 million yuan, a year-on-year incre...[Details]
A report released by the World Intellectual Property Organization on the 3rd showed that from 2014 to 2023, China's generative artificial intelligence patent applications exceeded 38,000, ranking f...[Details]
The shortage of mature process capacity is still hampering the shipment of design factories, and MCUs with products concentrated in 40nm and below processes are the first to be affected. As the new 2...[Details]
In order to facilitate burning, we directly append u-boot.bin to tq210-spl.bin to form a file. Modify Makefile and define the merge rules: combine: u-boot.bin spl/u-boot-spl.bin FORCE cp $(ob...[Details]
Xiaomi's MIUI system is one of the most concerned areas for many Mi fans. The internal test group can enjoy the latest version of MIUI, but it needs to apply for qualifications. This afternoon, many ...[Details]
Recently, Redmi K30 Ultra obtained network access permission, model number is M2006J10C. At present, the core parameters of Redmi K30 Ultra have been announced by the Ministry of Industry and Informa...[Details]
This program’s: By analyzing the block device driver framework under the 2.6 kernel, we know how to write drivers 1. What we have learned before are character device drivers. Let's recall them fi...[Details]
Forbes recently released a list of the world's top 100 digital economy companies. 14 Chinese companies made the list, ranking second in the world in total number, while 38 American companies made the...[Details]
As MOSFET gate lengths decrease, hot-carrier induced degradation has become one of the important reliability issues.
In the hot-carrier effect, carriers are accelerated by the channel electric ...[Details]
Jiwei.com reported that recently, Chinese home appliance giants have been pouring into the chip market. Not only traditional color TV giants Hisense, Changhong, TCL, Skyworth, and Konka have actively...[Details]
According to foreign media LetsgoDigital, LG Electronics has obtained a design patent for "rollable display TV" granted by the Hague International Design System under the World Intellectual Property ...[Details]
Foreign media 9to5 Google reported that as one of the most popular third-party Android ROMs, LineageOS has become the first choice for geeks who want to extend the life of old hardware. However...[Details]
1. Encoder Figure 1 is a schematic diagram of the encoder . In the middle is a code disk with a grating. When light passes through the grating, the receiving tube receives a high level. If light ...[Details]
Preface When learning STM32, beginners are easily fooled by the crystal oscillator. To develop on a new platform, you must first get the crystal oscillator right. for example The crystal oscil...[Details]