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The optimal unitary dilation for bosonic Gaussian channels
The optimal unitary dilation bosonic Gaussian channels
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2010/10/18
A generic quantum channel can be represented in terms of a unitary interaction between the informationcarrying system and a noisy environment. Here, the minimal number of quantum Gaussian environmenta...
Capacity Results for Relay Channels with Confidential Messages
Capacity Results Relay Channels Confidential Messages
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2010/12/14
We consider a communication system where a relay helps transmission of messages from a sender to a receiver. The relay is considered not only as a helper but as a wire-tapper who can obtain some knowl...
Relay Selection with Network Coding in Two-Way Relay Channels
Relay Selection Network Coding Two-Way Relay Channels
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2010/12/13
Abstract—In this paper, we consider the design of joint network coding (NC) and relay selection (RS) in two-way relay channels.In the proposed schemes, two users first sequentially broadcast their res...
The optimal unitary dilation for bosonic Gaussian channels
optimal unitary dilation bosonic Gaussian channels
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2010/12/15
A generic quantum channel can be represented in terms of a unitary interaction between the informationcarrying system and a noisy environment.
Cooperative Feedback for MIMO Interference Channels
Cooperative Feedback MIMO Interference Channels
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2010/12/8
Multi-antenna precoding effectively mitigates the interference in wireless networks. However, the precoding efficiency can be significantly degraded by the overhead due to the required feedback of cha...
On Repetition Protocols and Power Control for Multiple Access Block-Fading Channels
Repetition Protocols Power Control Multiple Access Block-Fading Channels
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2010/12/10
In this paper we study the long-term throughput performance of repetition protocols coupled with power control for multiple access block-fading channels.
Secure Relay Beamforming over Cognitive Radio Channels
Secure Relay Beamforming Cognitive Radio Channels
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2010/12/15
In this paper, a cognitive relay channel is considered,and amplify-and-forward (AF) relay beamforming designs in the presence of an eavesdropper and a primary user are studied.
A New Adaptive Channel Estimation for Frequency Selective Time Varying Fading OFDM Channels
Adaptive Channel Estimation Frequency Selective Time Varying Fading OFDM Channels
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2010/12/10
In this paper a new algorithm for adaptive dynamic channel estimation for frequency selective time varying fading OFDM channels is proposed.
Optimization and Convergence of Observation Channels in Stochastic Control
Stochastic control information theory observation channels optimization
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2010/12/9
This paper studies the optimization of observation channels (stochastic kernels)in partially observed stochastic control problems. In particular, existence, continuity, and convexity
properties are i...
Many communication channels with discrete input have non-uniform capacity achieving probability mass functions (PMF). By parsing a stream of independent and equiprobable bits according to a full prefi...
An Iterative Joint Linear-Programming Decoding of LDPC Codes and Finite-State Channels
Iterative Joint Linear-Programming Decoding of LDPC Codes Finite-State Channels
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2010/12/10
In this paper, we introduce an efficient method for the joint linear-programming (LP) decoding of low-density parity-check (LDPC) codes and finite-state channels (FSCs). In particular, we extend the a...
Distinguishing quantum channels via magic squares game
Quantum magic squares game quantum memory success probability
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2010/3/10
We study the effect of quantum memory in magic squares game when played in quantum domain. We consider different noisy quantum channels and analyze their influence on the magic squares quantum pseudo-...
Continuity properties of the output entropy of positive linear maps between Banach spaces of trace class operators are investigated with the special attention to the classes of quantum channels and op...
Optimal Power Allocation for Secrecy Fading Channels Under Spectrum-Sharing Constraints
Power Allocation Secrecy Fading Channels Spectrum-Sharing Constraints
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2010/12/15
In the spectrum-sharing technology, a secondary user may utilize the primary user’s licensed band as long as its interference to the primary user is below a tolerable value. In this paper, we consider...
Using genetic programming to determine Chèzy resistance coefficient in corrugated channels
genetic programming Chèzy resistance coefficient corrugated channels
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2009/12/4
Genetic Programming has been used to determine Chèzy resistance coefficient for full circular corrugated channels. Three corrugated plastic pipes have been experimentally studied in order to generate ...