- Subscribe to this page:
- RSS
- Email Alert
feedback
(5193 results)-
Whitepapers
Two-and Four-Relay Selection Schemes for Application in Interference Limited Legacy Networks
November 21, 2012 12:00am PST
The limiting effect of multi-user interference from an adjacent cell upon the relays used for cooperative transmission is considered in the context of legacy networks which adopt max(min) type...
Provided by: EURASIP
-
Whitepapers
Resource Allocation for Secondary Users with Chance Constraints Based on Primary Links Control Feedback Information
November 21, 2012 12:00am PST
Resource allocation for secondary users is an important issue in cognitive radio networks. In the authors' paper, they introduce a resource allocation scheme for secondary users to share spectrum...
Provided by: EURASIP
-
Whitepapers
Towards Guaranteed Delivery of Safety Messages in VANETs
November 21, 2012 12:00am PST
Reliability is a critical concern in disseminating safety messages in Vehicular Ad-hoc-NETworks (VANETs). Thus far, redundant broadcast (or next relay broadcast) has been used to ensure reliable...
Provided by: Institute of Electrical & Electronic Engineers
-
Whitepapers
Rabit: A Reputation Architecture for BitTorrent
November 21, 2012 12:00am PST
With the proliferation of the use of peer-to-peer networks for distributing multimedia and software content, there is an increasing need for efficient and reliable data distribution mechanisms...
Provided by: Institute of Electrical & Electronic Engineers
-
Whitepapers
Linear Cryptanalysis Against Block Ciphered System Under Noisy Ciphertexts
November 21, 2012 12:00am PST
In this paper, the authors study the effect of channel errors on the performance of linear cryptanalysis against block ciphered system. They study DES block cipher working in Cipher FeedBack mode...
Provided by: Institute of Electrical & Electronic Engineers
-
-
Whitepapers
Joint Multiuser Switched Diversity and Adaptive Modulation Schemes for Spectrum Sharing Systems
November 21, 2012 12:00am PST
In this paper, the authors develop multiuser access schemes for spectrum sharing systems whereby secondary users are allowed to share the spectrum with primary users under the condition that the...
Provided by: Institute of Electrical and Electronics Engineers
-
Whitepapers
QoS-aware Cross-layer Design in Multirate Wireless Networks with ARQ Feedback Delay
November 21, 2012 12:00am PST
To achieve higher throughput and guarantee Quality of Service (QoS), the authors analyze the queue model with Adaptive Modulation and Coding (AMC) and truncated Automatic Repeat reQuest (ARQ)...
Provided by: Institute of Electrical and Electronics Engineers
-
Whitepapers
Link Adaptation Algorithms for Channel Estimation Error Mitigation in LTE systems
November 21, 2012 12:00am PST
In Long Term Evolution (LTE) systems, the evolved Node B (eNodeB) performs link adaptation to improve the system performance on the basis of channel quality information estimated and feedback by...
Provided by: Institute of Electrical and Electronics Engineers
-
Whitepapers
Asymptotically Optimal Channel Feedback Protocol Design for Cognitive Multiple Access Channels
November 21, 2012 12:00am PST
In cognitive multiple access networks, primary secondary feedback links are needed to convey Secondary Transmitter Primary Base station (STPB) channel gains from the Primary Base Station (PBS) to...
Provided by: Institute of Electrical and Electronics Engineers
-
Whitepapers
A Rate-Maximizing Channel-Shortening Detector with Soft Feedback Side Information
November 21, 2012 12:00am PST
In this paper, the authors present a novel approach for the design of rate-maximizing channel shortening detectors with soft feedback side information for frequency-selective channels. The...
Provided by: Institute of Electrical and Electronics Engineers
-
Whitepapers
Coordinated Multi-Point Transmission with Quantized and Delayed Feedback
November 21, 2012 12:00am PST
Coordinated Multi-Point (CoMP) techniques for LTE-Advanced systems promise high spectral efficiency and enhanced coverage; however, the performance of such systems heavily depends on the feedback...
Provided by: Institute of Electrical and Electronics Engineers
-
Whitepapers
Shadow Chasing Enhancement in Resource Allocation for Heterogeneous Networks
November 21, 2012 12:00am PST
In this paper, the authors propose an enhancement to a resource allocation scheme known as shadow chasing for interference mitigation in heterogeneous networks composed of Macrocell User...
Provided by: University of Calgary
-
Whitepapers
Decision Feedback Turbo Equalization for OFDM Over Doubly Selective Channels
November 21, 2012 12:00am PST
In this paper, the authors propose soft decision feedback equalization for OFDM transmission over doubly selective channels which is used for turbo equalization. The doubly selective channel is...
Provided by: Institute of Electrical & Electronic Engineers
-
Whitepapers
A Same-Frequency Cellular Repeater Using Adaptive Feedback Cancellation
November 21, 2012 12:00am PST
A same-frequency cellular repeater is proposed that uses adaptive signal processing to cancel the feedback path, thereby allowing high gain while maintaining stability. This technique has...
Provided by: Huawei Technologies
-
Whitepapers
Orthogonal Beamforming for Rural Broadband Wireless Access With Limited Feedback
November 21, 2012 12:00am PST
The authors consider an overlay mode of an Orthogonal Frequency Division Multiple Access (OFDMA) based cellular system using orthogonal beamforming to provide broadband wireless access for rural...
Provided by: Swansea Metropolitan University
-
Whitepapers
Outage Balancing in Multiuser MISO Networks: Network Duality and Algorithms
November 21, 2012 12:00am PST
This paper studies joint beamforming and power control in a multiuser MISO interference network with statistical channel information. Such information consists of the slow-varying covariance...
Provided by: Institute of Electrical & Electronic Engineers
-
Whitepapers
FTMS: An Efficient Multicast Scheduling Algorithm for Feedback-Based Two-Stage Switch
November 21, 2012 12:00am PST
Two major challenges in designing high-speed multicast switches are the expensive multicast switch fabric and the highly complicated central scheduler. While the recent load-balanced switch...
Provided by: University of Hohenheim
-
Whitepapers
A Novel Medium Access Control Protocol for Radio-Over-Fiber Access Networks
November 21, 2012 12:00am PST
Radio over Fiber (RoF) technology is considered as an energy and cost-effective solution to cover the users' rapidly increasing demands for bandwidth and mobility. However, integration of a...
Provided by: Institute of Electrical & Electronic Engineers
-
Whitepapers
Modeling and Analysis of PeerTrust-Like Trust Mechanisms in P2P Networks
November 21, 2012 12:00am PST
To counter malicious peers in P2P systems, PeerTrust-like schemes take advantage of similarity between peers to compute service provider's trust value. To derive the similarity, there currently...
Provided by: Chinese Academy of Sciences
-
Whitepapers
On the Achievable Bit Rates of DSL Vectoring Techniques in the Presence of Alien Crosstalkers
November 21, 2012 12:00am PST
Different pre-coder and equalizer structures have been proposed in literature for vectored Digital Subscriber Lines (DSLs). In this paper, the authors assess the relative merit of advanced complex...
Provided by: University of Iowa
