Learn how to make a touchless air drum set using Arduino and ultrasonic sensors for endless musical fun.

Anything with a laser has undeniable hacker appeal, even if the laser’s task is as pedestrian as sending data over a fiber ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

Abstract: An improved dynamic programming track-before-detect (DP-TBD) algorithm is proposed in this paper. A new state transition probability model is developed based on the angle deviation between ...