Measuring the truly important things in business is harder than it looks. While collecting data points like profit, expenses ...

Buying appliances isn't just about size tags. Small missteps in measuring can cause big headaches and it's easy to miss ...

Abstract: It is essential to perform end-to-end performance testing of multiple-input–multiple-output (MIMO) systems under realistic propagation channel conditions. However, due to the highly ...

The iPhone 17 has an improved display, sharper cameras and longer battery life. It also has a lot in common with the iPhone 16, which is now $100 cheaper. So which is the best choice for you?

Abstract: This paper introduces the laser speckle in laser display system and autocorrelation function to measure the speckle size. What's more, it develops a new method to calculate the speckle size.