Digital

How is IQ-modulation done on the digital side rather than the analog side?

How is IQ-modulation done on the digital side rather than the analog side?
  1. What is IQ in digital modulation?
  2. What is analog IQ?
  3. What is IQ sampling?
  4. What is IQ signal in RF?

What is IQ in digital modulation?

I/Q signaling refers to the use of two sinusoids that have the same frequency and a relative phase shift of 90°. Amplitude, phase, and frequency modulation can be performed by summing amplitude-modulated I/Q signals. Quadrature modulation refers to modulation that involves I/Q signals.

What is analog IQ?

IQ-Analog is a privately held. California corporation focused on the development of semiconductor products leveraging our new DIGITAL DATA CONVERSION technology. ​ ABOUT.

What is IQ sampling?

IQ sampling is the form of sampling that an SDR performs, as well as many digital receivers (and transmitters). It's a slightly more complex version of regular digital sampling (pun intended), so we will take it slow and with some practice the concept is sure to click!

What is IQ signal in RF?

Quadrature signals, also called IQ signals, IQ data or IQ samples, are often used in RF applications. They form the basis of complex RF signal modulation and demodulation, both in hardware and in software, as well as in complex signal analysis.

Projection Projection Matrix -- where does it come from?
Projection Matrix -- where does it come from?
What makes a projection matrix?Is projection a matrix identity?What is a projection matrix graphics? What makes a projection matrix?In linear algebr...
Stable Identification of properties of a given FIR filter
Identification of properties of a given FIR filter
How do you know if a FIR filter is stable? How do you know if a FIR filter is stable?The necessary and sufficient condition for IIR filters to be st...
Sift Why is scaling of images / pixels into '[0, 1]' range performed before SIFT (Scale Invariant Feature Transform) algorithm?
Why is scaling of images / pixels into '[0, 1]' range performed before SIFT (Scale Invariant Feature Transform) algorithm?
What does SIFT do in image processing?Why are SIFT features scale invariant?What is scale space in SIFT?What are the advantages of SIFT? What does S...