Three of the most common digital modulation schemes you’ll see in specifications are Frequency Shift Keying ... to distinguish the signal from background noise, and helps with longer-range ...

Scientists at NPL recently published findings on laser frequency stabilization, demonstrating an unprecedented level of ...

Frequency Modulation (or FM) synthesis is a simple and powerful method for creating and controlling complex spectra, introduced by John Chowning of Stanford University around 1973. In its simplest ...

Research Background: An optical frequency comb (OFC ... of EO comb with high signal-to-noise ratio by multi-stage EO modulation. Because EO combs have a low energy per pulse, they typically ...

There are many different varieties of modulation but they all fall into three basic categories, namely amplitude modulation, frequency modulation and phase modulation, although frequency and phase ...

Amplitude modulation changes the amplitude — or ‘volume’, if you will — of a carrier frequency and turns all radio into channels owned and operated by a church. Frequency modulation ...

Common digital modulation techniques include amplitude-shift keying (ASK), frequency-shift keying (FSK), and phase-shift keying (PSK). ASK is the simplest of these techniques, and is used for low ...