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Capacity of All Nine Models of Channel Output Feedback for the Two-User Interference Channel

Achaleshwar Sahai, Vaneet Aggarwal, Melda Yuksel, Ashutosh Sabharwal
2013 IEEE Transactions on Information Theory  
In this paper, we study the impact of different channel output feedback architectures on the capacity of the two-user interference channel.  ...  However, the sum-capacity of all feedback models is identical in the weak interference regime.  ...  Sabharwal are with the department of ECE, Rice University, Houston, TX 77005, USA (email: {as27,ashu}@rice.edu). V.  ... 
doi:10.1109/tit.2013.2278691 fatcat:w3di4nggvjgsjfgtqgk6izpezq

On the Feedback Capacity of the Fully Connected $K$-User Interference Channel

Soheil Mohajer, Ravi Tandon, H. Vincent Poor
2013 IEEE Transactions on Information Theory  
It is shown that the per-user of this network is the same as that of the two-user interference channel with feedback, except for , for which existence of feedback does not help in terms of .  ...  Index Terms-Feedback capacity, interference alignment, interference channel.  ...  ACKNOWLEDGMENT We are grateful to the associate editor and the reviewers for their suggestions which led to the enhancement of the scope and the readability of this work.  ... 
doi:10.1109/tit.2012.2235524 fatcat:vcduklnit5etfjri7bmgkkl4ja

Degrees of Freedom Region of the MIMO Interference Channel With Output Feedback and Delayed CSIT

R. Tandon, S. Mohajer, H. V. Poor, Shlomo Shamai
2013 IEEE Transactions on Information Theory  
The two-user multiple-input multiple-output (MIMO) interference channel (IC) with arbitrary number of antennas at each terminal is considered and the degrees of freedom (DoF) region is characterized in  ...  The converse is proved for a stronger setting in which the channels to the two receivers need not be statistically equivalent.  ...  ACKNOWLEDGMENT We are grateful to the Associate Editor Syed. A. Jafar and the anonymous reviewers for their suggestions which led to the enhancement of the scope and the readability of the material.  ... 
doi:10.1109/tit.2012.2226700 fatcat:2krq7esf25alhgjofp5upnxrwq

Multiuser MIMO Transmission with Limited Feedback, Cooperation, and Coordination

Markus Rupp, Ana Pérez-Neira, Robert W Heath, Nihar Jindal, Christoph Mecklenbräuker
2009 EURASIP Journal on Advances in Signal Processing  
For this special issue we received 23 submissions of which we accepted nine. All papers were peer reviewed by multiple reviewers. We summarize the papers accepted for the special issue as follows.  ...  However, multiple user communication with MIMO is more challenging than single user MIMO because channel state information at the transmitter is crucial to enhance the system capacity and also due to the  ...  For this special issue we received 23 submissions of which we accepted nine. All papers were peer reviewed by multiple reviewers. We summarize the papers accepted for the special issue as follows.  ... 
doi:10.1155/2009/480179 fatcat:dsipvqioojcmbkiv3twemtfll4

On the symmetric K-user linear deterministic interference channels with limited feedback

Mehdi Ashraphijuo, Vaneet Aggarwal, Xiaodong Wang
2014 2014 52nd Annual Allerton Conference on Communication, Control, and Computing (Allerton)  
For this model, the proposed scheme achieves a symmetric rate which is the minimum of symmetric capacity with infinite feedback, and the sum of the symmetric capacity without feedback and the symmetric  ...  In this paper, we give an achievable scheme for a symmetric K-user linear deterministic interference channel with a rate − limited feedback from each receiver to its respective transmitter.  ...  We note that the scheme in [5] for two-user model cannot be directly extended to the channel with more number of users.  ... 
doi:10.1109/allerton.2014.7028478 dblp:conf/allerton/AshraphijuoAW14 fatcat:2ucqt3efa5djrhp3ovejy4vf5y

Joint coding in parallel symmetric interference channels with deterministic model

Yifan Xue, Yafei Tian, Chenyang Yang
2017 EURASIP Journal on Wireless Communications and Networking  
In this paper, a capacity-achieving joint coding scheme is proposed for parallel symmetric interference channel.  ...  Second, we introduce a transmission scheme in two-user parallel symmetric interference channels, where the subchannels can cooperate to cancel interference.  ...  The authors would like to thank the anonymous reviewers for their constructive comments, which helped a lot to improve the presentation of this paper.  ... 
doi:10.1186/s13638-017-0834-2 fatcat:qzhz73hmrve3rcavfir4m5gwiy

On the Capacity Region and the Generalized Degrees of Freedom Region for the MIMO Interference Channel With Feedback

Mehdi Ashraphijuo, Vaneet Aggarwal, Xiaodong Wang
2013 IEEE Transactions on Information Theory  
In this paper, we study the effect of feedback on two-user MIMO interference channels.  ...  Finally, the generalized degrees of freedom region for the MIMO interference channel with feedback is characterized.  ...  ACKNOWLEDGMENT The authors are greatly appreciative of the suggestions made by the Associate Editor, Prof. A. Lozano, and the anonymous reviewers.  ... 
doi:10.1109/tit.2013.2282317 fatcat:cgepjvze3rfd5jonjqbf4mkuky

Design and experimental evaluation of multi-user beamforming in wireless LANs

Ehsan Aryafar, Narendra Anand, Theodoros Salonidis, Edward W. Knightly
2010 Proceedings of the sixteenth annual international conference on Mobile computing and networking - MobiCom '10  
For the measured indoor environment, our results reveal that two receivers achieve close to maximum performance with a minimum separation distance of a quarter of a wavelength.  ...  the served users.  ...  We would also like to thank our shepherd, Kyle Jamieson, and the anonymous reviewers for their valuable feedback, which helped in improving the presentation of the paper.  ... 
doi:10.1145/1859995.1860019 dblp:conf/mobicom/AryafarASK10 fatcat:7lbmre4o7fedfn5s7dlryk6ecm

Analysis of an adaptive rate convolutionally coded multicarrier DS/CDMA system

Jumi Lee, Iickho Song, So Ryoung Park, Seokho Yoon
2001 IEEE Transactions on Vehicular Technology  
To achieve maximum data throughput, a rate adaptive system is proposed based on the channel state information (the SINR estimate).  ...  We obtain data throughputs at several coding rates, and choose the coding rate that has the highest data throughput in the signal-to-interference and noise ratio (SINR) sense.  ...  ACKNOWLEDGMENT The authors would like to thank the anonymous reviewers for their careful reading and constructive comments and suggestions.  ... 
doi:10.1109/25.938577 fatcat:6we2nsv2rbdxxbucsvhqafsrhi

A survey of multi-way channels in information theory: 1961-1976

E. van der Meulen
1977 IEEE Transactions on Information Theory  
Shannon's two-way channel, the multiple-access channel, the interference channel, the broadcast channel, and the relay channel are treated successively. Only channel coding aspects are discussed.  ...  The advances in the area of multi-way channels during the period 1961-1976 are described.  ...  Theorem 14: The capacity region of a discrete memoryless single interference channel with two input and two output users, and with statistically equivalent output signals, is equal to the convex hull of  ... 
doi:10.1109/tit.1977.1055652 fatcat:sjx4ysx66nfepldpbju5etvrni

On the Synergistic Benefits of Alternating CSIT for the MISO Broadcast Channel

Ravi Tandon, Syed Ali Jafar, Shlomo Shamai Shitz, H. Vincent Poor
2013 IEEE Transactions on Information Theory  
The degrees of freedom (DoFs) of the two-user multiple-input single-output (MISO) broadcast channel (BC) are studied under the assumption that the form, , of the channel state information at the transmitter  ...  (CSIT) for each user's channel can be either perfect , delayed , or not available , i.e., , and therefore, the overall CSIT can alternate between the nine resulting states .  ...  ACKNOWLEDGMENT We are grateful to the Associate Editor and the reviewers for their careful reading of the manuscript and their helpful suggestions.  ... 
doi:10.1109/tit.2013.2249573 fatcat:v327qierozfybdt6bxjcanahge

Completely Stale Transmitter Channel State Information is Still Very Useful

Mohammad Ali Maddah-Ali, David Tse
2012 IEEE Transactions on Information Theory  
Transmitter channel state information (CSIT) is crucial for the multiplexing gains offered by advanced interference management techniques such as multiuser multiple-input multiple-output (MIMO) and interference  ...  Moreover, we establish that if all receivers have independent and identically distributed channels, then this is the optimal number of degrees of freedom achievable.  ...  In [20] - [22] , the regions of two-user and three-user MIMO broadcasts channels and two-user MIMO interference channels with delayed CSIT are studied.  ... 
doi:10.1109/tit.2012.2193116 fatcat:d7ucfsqtxncixgr7vh5zetxt5q

Completely stale transmitter channel state information is still very useful

Mohammad Ali Maddah-Ali, David Tse
2010 2010 48th Annual Allerton Conference on Communication, Control, and Computing (Allerton)  
Transmitter channel state information (CSIT) is crucial for the multiplexing gains offered by advanced interference management techniques such as multiuser multiple-input multiple-output (MIMO) and interference  ...  Moreover, we establish that if all receivers have independent and identically distributed channels, then this is the optimal number of degrees of freedom achievable.  ...  In [20] - [22] , the regions of two-user and three-user MIMO broadcasts channels and two-user MIMO interference channels with delayed CSIT are studied.  ... 
doi:10.1109/allerton.2010.5707049 fatcat:54hx4355hvhdfktcfsvmaxbsdm

Iterative interference cancellation for high spectral efficiency satellite communications

B.F. Beidas, H. El Gamal, S. Kay
2002 IEEE Transactions on Communications  
An analytical characterization of the resulting interference channel is introduced and then exploited for interference cancellation. Two classes of cancelers are investigated.  ...  The problem of efficient utilization of the frequency spectrum for satellite systems is investigated; one which results as a consequence of highly crowding adjacent channels.  ...  ACKNOWLEDGMENT The authors would like to thank Dr. A. R. Hammons, Jr. for helpful discussions.  ... 
doi:10.1109/26.975741 fatcat:56hn2rglizfyvpzctr5sb47whe

Performance Analysis of Two-Branch Space-Time Block-Coded DS-CDMA Systems in Time-Varying Multipath Rayleigh Fading Channels

Ping-Hung Chiang, Ding-Bing Lin, Hsueh-Jyh Li
2007 IEEE Transactions on Vehicular Technology  
ST-code-word duration (i.e., two symbol durations) and the channel state information (CSI) being known at the receiver, he showed that the proposed two-input-single-output (2ISO) diversity system utilizing  ...  Also, for the performance analysis of the system employing the decision-feedback (DF) detector, the effect of error propagation is taken into account.  ...  Then, for the TU120 channel model, the system capacities are approximately four, five, six, and seven users, respectively, for the HT120 channel model, the system capacities are ten, 12, 13, and 14 users  ... 
doi:10.1109/tvt.2007.891424 fatcat:6xnqvgzpsvhxlfsmtga7urfvle
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