Sum Capacity of the Gaussian Interference Channel in the Low Interference Regime

2008/01/02 by V. Sreekanth Annapureddy, Venugopal V. Veeravalli, Annapureddy, V. Sreekanth +1 · 5 citations
Computer Science · Engineering · Mathematics · #Advanced MIMO Systems Optimization #Error Correcting Code Techniques #FOS: Computer and information sciences #Information Theory (cs.IT) #Wireless Communication Security Techniques #cs.IT #math.IT

paper · pdf · doi:10.48550/arxiv.0801.0452

6 pages, 4 figures, Proceedings of ITA Workshop, San Diego, CA, Jan-Feb, 2008

arxiv created 2008/01/02 · openalex publication_date 2008/01/02 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

New upper bounds on the sum capacity of the two-user Gaussian interference channel are derived. Using these bounds, it is shown that treating interference as noise achieves the sum capacity if the interference levels are below certain thresholds.

Cited by

• Degrees of Freedom Regions of Two-User MIMO Z and Full Interference Channels: The Benefit of Reconfigurable Antennas
• On the Degrees of Freedom Regions of Two-User MIMO Z and Full Interference Channels with Reconfigurable Antennas
• Interference Channel with an Out-of-Band Relay
• Gaussian Interference Networks: Sum Capacity in the Low Interference Regime and New Outer Bounds on the Capacity Region
• The Wideband Slope of Interference Channels: The Small Bandwidth Case

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