What is QAM (quadrature amplitude modulation)? QAM (quadrature amplitude modulation) is a method of combining two amplitude modulation (AM) signals into a single channel. This approach helps double ...

Have you ever looked at a spectrum analyzer display of a quadrature amplitude modulation (QAM) signal and wondered why its displayed amplitude doesn’t match its digital channel power? Consider an ...

The density of edge QAM (quadrature amplitude modulation) modulators is a delicate balance between what technology is capable of, what future applications will require and what operators are asking ...

Quadrature Amplitude Modulation (QAM) has been a fundamental component in the evolution of mobile connectivity. As the demand for faster data speeds and more efficient network utilization continues to ...

MagnaCom, a privately held company in Laguna Beach, Calif., claims it has invented a new modulation technology that “will help alleviate the global spectrum congestion and help satisfy the explosive ...

SUWANEE, Ga. -- ARRIS (Nasdaq: ARRS) today announced availability of a new high density ‘quad octal’ module for its D5 Universal Edge QAM (UEQ) solution. The QPM (Quad Port Module) 8DX4 is a high ...

Editor's Note: To view a PDF version of this article, Click Here. Telecommunications operators are responding to the competitive threat of cable and satellite services by offering high-speed ...

DENVER -- Cable Next-Gen Technologies and Strategies-- Although it's called the Converged Cable Access Platform (CCAP), there hasn't been much convergence of data and video in CCAP implementations so ...

QAM is used to achieve greater spectrum efficiency. This is accomplished by utilizing both the amplitude and phase components to modulate, or alter, the waveform. In this scenario, the QAM waveform ...