QAM Modulator and Demodulator combine two amplitude modulation signals into a single data transfer channel: 1. Technique of modifying any one characteristic (amplitude, frequency, or phase) of a ...

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 ...

With this circuit, CEA-Leti demonstrated 4- and 16-point QAM, that increases the possible number of multiplexed devices by ...