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limited-rate feedback channel

Throughput Maximization under Rate Requirements for the OFDMA Downlink Channel with Limited Feedback

Throughput Maximization under Rate Requirements for the OFDMA Downlink Channel with Limited Feedback

... feedforward channel is determined by the amount of the control information (as- signment, user ID, modulation per subcarrier [group], code rate), the number of simultaneously supported users, and the ...

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Feedback Channel Suppression in Distributed Video Coding with Adaptive Rate Allocation and Quantization for Multiuser Applications

Feedback Channel Suppression in Distributed Video Coding with Adaptive Rate Allocation and Quantization for Multiuser Applications

... the feedback channel in DVC systems, using an analytical approach based on entropy ...transmission channel conditions for every user, in order to allocate unequal transmission rates among the ...

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Stabilization of nonlinear discrete time systems via a digital communication channel

Stabilization of nonlinear discrete time systems via a digital communication channel

... communication channel with a limited ...is limited, communication constraints are a real ...state feedback and shows that if time-invariant system is passed through a fixed, mem- oryless ...

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Distortion outage minimization in Nakagami fading using limited feedback

Distortion outage minimization in Nakagami fading using limited feedback

... the channel falls below the transmitted code ...neous channel state information (CSI) at both the trans- mitter and the ...receiver. Channel state information at transmitter (CSIT) relies on perfect ...

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A Design Framework for Scalar Feedback in MIMO Broadcast Channels

A Design Framework for Scalar Feedback in MIMO Broadcast Channels

... where limited feedback is present at the transmitter side. The feedback conveyed by each user to the base station consists of channel direction information (CDI) based on a predetermined ...

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Hybrid Radio Resource Management with Limited Channel Feedback Information in Relay enhanced OFDMA Networks

Hybrid Radio Resource Management with Limited Channel Feedback Information in Relay enhanced OFDMA Networks

... implicit channel knowledge is assumed for each MS on ev- ery PRB and only flat fading for the BL is assumed under LoS ...the limited capacity at the RN is taken into account due to possible backhaul date ...

181

Outage minimization for parallel fading channels with limited feedback

Outage minimization for parallel fading channels with limited feedback

... of feedback close the gap with the outage performance of the full CSI algo- rithm substantially for M = 4 or M = ...(broadcast) feedback per channel when all channels undergo severe Nakagami fading ...

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Partial Feedback Based Orthogonal Space Time Block Coding With Flexible Feedback Bits

Partial Feedback Based Orthogonal Space Time Block Coding With Flexible Feedback Bits

... with rate one for four transmit antennas, and other STBC schemes [5,6] with full rate and full diver- ...exploiting limited channel information feedback at the ...

5

Throughput analysis of transmit nulling SDMA with limited feedback

Throughput analysis of transmit nulling SDMA with limited feedback

... broadcast channel capacity ...unitary rate control (PU 2 RC) and has been included in the 3GPP2- Ultra Mobile Broadband (UMB) standard ...of limited feedback information on the preferred ...

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On the interference alignment with limited feedback for device to device networks

On the interference alignment with limited feedback for device to device networks

... The channel is assumed to obey a frequency flat block-fading channel ...sum rate as the perfor- mance metric and evaluate the precision of our analytic results by means of Monte Carlo simulations ...

6

R bits user selection switch feedback for zero forcing MU MIMO based on low rate codebook

R bits user selection switch feedback for zero forcing MU MIMO based on low rate codebook

... by channel recipro- city in TDD ...UE feedback in FDD system because the feedback channel has limited ...with limited feed- back for MU-MIMO have been got [14-19], and these ...

12

Link Adaptive Multiuser MIMO System with MRT Precoding Technique and Limited Feedback

Link Adaptive Multiuser MIMO System with MRT Precoding Technique and Limited Feedback

... data rate as well as serving the data and voice services to many people ...fading channel in order to sustain a reliable communication and to increase throughput of a ...this, channel state ...

6

Approaching the MIMO Capacity with a Low Rate Feedback Channel in V BLAST

Approaching the MIMO Capacity with a Low Rate Feedback Channel in V BLAST

... frequent rate and power level updates are ...a limited data rate on the feedback ...both rate and power are adapted, while limiting the number of available rate and power ...

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Uplink SDMA with Limited Feedback: Throughput Scaling

Uplink SDMA with Limited Feedback: Throughput Scaling

... large channel power, random scheduling is incapable of exploiting multiuser ...finite-rate feedback from each user. Note that it is possible to schedule feedback users so as to constraint the ...

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A Comparison of Scheduling Strategies for MIMO Broadcast Channel with Limited Feedback on OFDM Systems

A Comparison of Scheduling Strategies for MIMO Broadcast Channel with Limited Feedback on OFDM Systems

... Figure 2 illustrates the average SR achieved by the scheduling algorithms as a function of the number of users K in the low K scenario for a feedback rate of 12 bit/user/resource block/slot. We note a ...

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On Throughput Fairness Tradeoff in Virtual MIMO Systems with Limited Feedback

On Throughput Fairness Tradeoff in Virtual MIMO Systems with Limited Feedback

... of channel-aware scheduling algorithms designed for the downlink of a wireless communication ...of channel state information to carry out scheduling ...different channel- aware scheduling rules are ...

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Cooperative OFDM Underwater Acoustic Communications with Limited Feedback: Part I

Cooperative OFDM Underwater Acoustic Communications with Limited Feedback: Part I

... system. Limited feedback is a novel technique that employs several bit of channel state information (CSI) feedback and achieves almost the same performance as perfect ...and limited ...

5

Beamforming matrix quantization with variable feedback rate

Beamforming matrix quantization with variable feedback rate

... the limited bandwidth in the feed- back channel, W has to be quantized, and the base sta- tion receives the quantized version of W, denoted by W e ...to limited feedback ...

9

A Diversity Guarantee and SNR Performance for Unitary Limited Feedback MIMO Systems

A Diversity Guarantee and SNR Performance for Unitary Limited Feedback MIMO Systems

... Rayleigh channel is commonly used in rate distortion analysis for limited feed- back systems [9, 12, 16, 35], including correlation along the lines of recent work is an interesting topic for future ...

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A Limited Feedback Algorithm Sacred from Feedback Error for Slowly Time varying Channel

A Limited Feedback Algorithm Sacred from Feedback Error for Slowly Time varying Channel

... the Channel State Information (CSI) could be available at Transmitter ...the limited feedback strategies are well studied recently which allowed mobile users to quantize the CSI based on finite ...

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