
xvi CONTENTS
17.4DSKImplementationinC............................ 290
17.4.1 Components of the Digital Receiver .................. 290
17.4.2 SystemTesting.............................. 294
17.5Follow-OnChallenges .............................. 296
18 Project 9: MPSK and QAM Digital Transmitters 297
18.1Theory....................................... 297
18.1.1 I- and Q-Based Transmitters . . .................... 297
18.1.2 AFewConstellationDiagrams ..................... 299
18.2winDSKDemonstration ............................. 302
18.2.1 commDSK:Root-Raised-CosineFilteredQPSK............ 303
18.3MATLABImplementation............................ 306
18.3.1 ...