Pulse density modulation (PDM) is a compact digital audio format used in devices like MEMS microphones and embedded systems. This compact primer eases you into the essentials of PDM audio. Let’s begin ...

A black bar code on a green background, illuminated by red scanner light, looks all black. Modulation – The dark color of bars and the light color of spaces must be uniform. There should only be these ...

This project explores ways to manipulate vibe pump flow using simple components. The basic setup consists of an Arduino Nano board and AC Dimmer board with an AC phase sensing circuit. Most popular AC ...

Abstract: With the rapid development of digital communication technology, pulse code modulation (PCM), as a basic digital signal processing technology, has been widely used in the fields of speech, ...

In order to solve the problem of low gray level due to the few driving chips developed based on the photoelectric characteristics of electrowetting display, a driving method based on modulation is ...

Pulse-width modulation (PWM) is a technique for changing the amplitude of digital signals to control devices and applications that require power or electricity. It effectively regulates the amount of ...

Ultrafast nonlinear photonics enables a host of applications in advanced on-chip spectroscopy and information processing. These rely on a strong intensity dependent (nonlinear) refractive index ...

Apple recently announced its lossless audio option for the Apple Music streaming service. Additionally, the company will also be offering lossless high-resolution audio as well as surround sound audio ...

Action potentials (APs) are generally produced in response to complex summation of excitatory and inhibitory synaptic inputs. While it is usually considered as a digital event, both the amplitude and ...