The multilevel (M-ary) modulation methods utilized thus far encoded information as the parameters of the amplitude, frequency or phase of a sinusoidal carrier. The M ...

Quadrature Amplitude Modulation (QAM) isn't a specific technology. It's a method for encoding, sending, receiving, and ...

March 25, 2014 - FPGA intellectual property (IP) provider IPrium LLC today announced that it has added 128-APSK and 256-APSK (DVB-S2X) constellation support to the QAM Modulator IP Core. The QAM ...

Coherent optics uses quadrature amplitude modulation (QAM), a method of complex modulation that increases transmission speed and efficiency by extending multi-level modulation to two or more ...

Full digital demodulator supports 8-VSB and 64/256-QAM. Fully separable core for optional OOB forward data channel. Prototyped in FPGA and tested in the lab and in the field by independent ...

Amplitude modulation (AM) is the oldest method of transmitting human voice electronically. In an analog telephone conversation, the voice waves on both sides are modulating the voltage of the ...

NHK has been studying a multi-level coded modulation scheme for expanding satellite transmission capacity. It can bring out the transmission performance of multi-level modulation scheme by ...

Covering all the new technologies that are changing the face of mobile communications, this complete, thorough guide helps you understand the crucial difference between applications for wireline and ...

HOLOEYE supplies products and services in the fields of Spatial Light Modulators (SLM) for phase and amplitude modulation, a broad range of standard Diffractive Optical Elements (DOE) as well as ...