Reference address: http://msdn.microsoft.com/en-us/library/aa921886.aspx How to add the video filter to RTC? I did it according to msdn, but I didn't see the video parameter information in the sdp sen...
Relays are divided into many categories. I want to know the difference between signal relays and power relays. When designing a circuit that uses relays, how should I choose which type of relay? ? I w...
[size=3]{:1_143:}Thank you for your support of the Development Board Mobile Station! ! ! Currently, the Development Board Mobile Station has 66 development boards, and everyone is welcome to borrow th...
[i=s] This post was last edited by dontium on 2015-1-23 11:41 [/i] [url]ti..//lit/sl/zhcy028/zhcy028.pdf?keyMatch=LED%E7%85%A7%E6%98%8E%E9%A9%B1%E5%8A%A8/%E7%B3%BB%E7%BB%9F%E8%A7%A3%E5%86%B3%E6%96%B9%...
I have been thinking for a long time but I still can't figure out how the high-frequency frequency meter collects signals 3 times in 1 second (written in C comments)...
Shenzhen Jinghua Digital, a digital manufacturer, recently launched a car-mounted GPS satellite positioning system, Jinghua PMP-5000 . This Jinghua PMP-5000 is different from previous car-mounted navi...
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can ...[Details]
With the continuous improvement of living standards and the increase in the proportion of urban aging, the household use of medical electronic equipment has gradually become a trend. Among them, the...[Details]
At present, a hot spot for the research and development of hearing aids abroad is concentrated in China. To be more precise, it is based on the research of Chinese language and speech, and the deve...[Details]
JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[Details]
After more than ten years of technological development and application market cultivation, biometric technology has been applied on a large scale in many application fields. As far as the Chinese m...[Details]
Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]
As mobile phones and other portable devices have more functions, there are more potential input and output (I/O) channels for electrostatic discharge (ESD) voltage to enter, including keyboards, bu...[Details]
1 Introduction
The compression (tension) machine is a machine used to test the strength of building materials and certain products. It is divided into two types according to the working mo...[Details]
Facing the global financial tsunami, in order to stimulate the economy, the country will invest 2 trillion yuan in railways during the "Eleventh Five-Year Plan". The large-scale construction of rai...[Details]
0 Introduction
With the rapid development of modern science and technology and the progress of society, service robots are becoming more and more closely connected with people's lives,...[Details]
0 Introduction
Heart rate is a very important vital information in the human body, and traditional pulse diagnosis, due to its qualitative and subjective nature, affects the accuracy of he...[Details]
Preface
Today, automotive electronic devices account for a large proportion of the entire vehicle. Although these electronic modules bring comfort and safety to car users, at the same time...[Details]
Future 4C products are characterized by low price, light weight and mobile Internet access, so their power supply design must break away from traditional limitations, including complicated external...[Details]