Feedback-Capacity of Degraded Gaussian Vector BC using Directed Information and Concave Envelopes

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Ramachandran, Viswanathan; (2017)
  • Related identifiers: doi: 10.17605/OSF.IO/AZE4P, doi: 10.31224/OSF.IO/AZE4P
  • Subject: engrXiv|Engineering|Electrical and Computer Engineering|Systems and Communications | bepress|Engineering | engrXiv|Engineering | bepress|Engineering|Electrical and Computer Engineering | engrXiv|Engineering|Electrical and Computer Engineering | bepress|Engineering|Electrical and Computer Engineering|Systems and Communications
    arxiv: Computer Science::Information Theory

It is known that the capacity region of a two user physically degraded discrete memoryless (DM) broadcast channel (BC) is not enlarged by feedback. An identical result holds true for a physically degraded Gaussian BC, established later using a variant of the Entropy Pow... View more
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