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 ...

Due to the data volume, only text and the source codes are available here. Test vectors are downloadable free of charge from ITU-T test signals database at: http ...

Realtek’s High Definition Audio Driver is one of the most used sound drivers which provides high-quality DTS, Dolby, Surround Sound. This driver software comes with a number of features and ...

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: A novel signal quantization scheme based on adaptive differential pulse code modulation (ADPCM) is proposed and experimentally demonstrated. By adaptively adjusting the quantization step ...

Emerging, data-intensive technologies like artificial intelligence and machine learning are gaining popularity. Data centers, which act as the essential infrastructure for these technologies, need to ...

When you tune in to the radio, the announcer says, “Welcome to 100.1 FM Gold” or “You are listening to Akashvani at 783 AM”. The terms ‘AM’ and ‘FM’ refer to forms of signal modulation — a method at ...

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 ...