GLFore G100 is a portable real-time acoustic imager that can visualize the sound source in the form of a color contour map, forming a detection effect similar to that of a thermal imager on the temper...
In the RFID system, the working distance between the reader and the electronic tag is an important indicator of RFID application.
This distance is closely related to the cooperation between the RFID t...
[font=微软雅黑][size=3]The ultra-high voltage BCM is a high-efficiency fixed ratio converter with K=1/16 that can achieve 400 - 700V input and generate an unregulated SELV DC output. The first batch of pr...
All the preparations we have made are to run Kedao Cloud as a portable server on the mobile phone. First, let me briefly introduce Kedao Cloud. Kedao Cloud can be said to be the simplest private cloud...
To use a low-cost 32-bit processor, developers face two choices: processors based on the Cortex-M3 core or the ARM7TDMI core. How to make a choice? What are the selection criteria? This article mainly...[Details]
Calibration always seems to be scheduled at the most critical time in a project, such as when a team is busy preparing for the annual industry trade show. As an example of the impact of calibration o...[Details]
introduction
The traditional telephone network transmits voice signals in a circuit-switched manner, and the basic bandwidth required is 64kbit/s. According to statistics, in normal calls, onl...[Details]
On the afternoon of October 9, the 2019 Nobel Prize in Chemistry was awarded to John Goodenough, Stanley Whittingham and Akira Yoshino in recognition of their outstanding contributions to the field o...[Details]
I have been developing STM8S103 for the past two days. After adjusting the hardware, I started to write the software. The first step was to light up the LED light. It turned out to be embarrassing th...[Details]
Although it is only May, foreigners have already started to imagine Huawei's new Mate flagship phone this fall. The concept design this time was created by Muti Tech Media. Although the idea...[Details]
With the development of chip manufacturing technology and the increase in application requirements, its integration is getting higher and higher. Therefore, power noise will inevitably be generated...[Details]
Electret microphone is an electret microphone. It has the characteristics of small size, simple structure, good electroacoustic performance and low price. It is widely used in cassette recorders, w...[Details]
APFC technology can be divided into discontinuous conduction mode (DCM), continuous conduction mode (CCM) and critical conduction mode (CRM) in between, depending on whether the inductor current is...[Details]
On the afternoon of January 23, Julun Intelligent answered questions from netizens on the Shenzhen Stock Exchange interactive platform, confirming that the company's RV reducer has entered the indu...[Details]
According to the latest forecast by Wood Mackenzie, the US residential market will reach 2.4GW in 2019 and grow to 3GW in 2020, and the photovoltaic industry chain will usher in new opportunities. In ...[Details]
As we all know, liquid level transmitters are also called liquid level meters. Liquid level measurement using liquid level transmitters usually refers to the detection of the height of liquid levels i...[Details]
Introduction: I discussed with my friends how much benefit the Zonal architecture, which will be popularized in the next 5-10 years, has. I think this question can be sorted out, especially since To...[Details]
My friend Qiang told me weakly on the phone: Failed! The total score of the written test and the interview ranked eighth; Huitong Company also notified him to bring 50 yuan to participate in the physi...[Details]
The piezoelectric optoelectronic effect improves the efficiency of organic-inorganic core-shell composite structure LEDs. The upper left picture in the figure shows the change of current under s...[Details]