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CORR
2007
Springer
186views Education» more  CORR 2007»
9 years 10 months ago
Multiuser MIMO Downlink Made Practical: Achievable Rates with Simple Channel State Estimation and Feedback Schemes
We consider a MIMO fading broadcast channel and compute achievable ergodic rates when channel state information is acquired at the receivers via downlink training and explicit cha...
Giuseppe Caire, Nihar Jindal, Mari Kobayashi, Nira...
TWC
2008
143views more  TWC 2008»
9 years 10 months ago
Antenna combining for the MIMO downlink channel
A multiple antenna downlink channel where limited channel feedback is available to the transmitter is considered. In a vector downlink channel (single antenna at each receiver), th...
Nihar Jindal
WOWMOM
2006
ACM
109views Multimedia» more  WOWMOM 2006»
10 years 4 months ago
Selective Channel Feedback Mechanisms for Wireless Multichannel Scheduling
Opportunistic scheduling can significantly improve wireless network performance by exploiting the feedback information that conveys the underlying channel condition. In emerging ...
Young-June Choi, Saewoong Bahk
VTC
2007
IEEE
10 years 5 months ago
Opportunistic Relay Selection with Limited Feedback
Abstract— It has been shown that a decentralized relay selection protocol based on opportunistic feedback from the relays yields good throughput performance in dense wireless net...
Caleb K. Lo, Robert W. Heath Jr., Sriram Vishwanat...
ICC
2008
IEEE
150views Communications» more  ICC 2008»
10 years 5 months ago
Multi-User Diversity vs. Accurate Channel Feedback for MIMO Broadcast Channels
— A multiple transmit antenna, single receive antenna (per receiver) downlink channel with limited channel feedback is considered. Given a constraint on the total system-wide cha...
Niranjay Ravindran, Nihar Jindal
INFOCOM
2009
IEEE
10 years 5 months ago
Downlink MIMO with Frequency-Domain Packet Scheduling for 3GPP LTE
—This paper addresses the problem of frequency domain packet scheduling (FDPS) incorporating spatial division multiplexing (SDM) multiple input multiple output (MIMO) techniques ...
Suk-Bok Lee, Sayantan Choudhury, Ahmad Khoshnevis,...
ICC
2009
IEEE
205views Communications» more  ICC 2009»
10 years 5 months ago
Dynamic Channel Feedback Control for Limited-Feedback Multi-User MIMO Systems
—Efficient channel feedback methods are becoming more important in limited-feedback multi-user multiple input multiple output (MU-MIMO) systems. We propose a new Dynamic channEl...
Illsoo Sohn, Chang Soon Park, Kwang Bok Lee
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