The term measurement uncertainty may sound confusing at first, but the concept is actually not difficult. In the 2012 edition of the International Glossary of Metrology, measurement uncertainty is defined as a non-negative parameter characterizing the dispersion that imparts to the value of a measured quantity, based on the information used.
Recruitment target: R&D personnel in the embedded field Recruitment requirements: Love the embedded industry, be helpful, love communication, and be honest. Recruitment address: Shanghai and its surro
I downloaded a project for voice and video communication. The original project was for the ppc2003 platform. My platform is yl2440, and the SDK has been installed. In the platform selection drop-down
The most typical application of single-chip I/O is to form a display circuit through the I/O port and the 7-segment LED digital tube. We start with the commonly used LED display principle and explain
1 Introduction Phase detection is a key technology for automatic control and harmonic analysis and control of power systems. Traditional phase measurement uses a zero-crossing circuit to convert the t