12 citations · 35 across the 31 of their papers we have counts for
25 papers · 1 filter
Inner and Outer Bounds on the Secrecy Capacity of Degraded Broadcast Channels with RMSI and Transmitter CSI
Saeid Pakravan, Mohsen Ahmadzadeh, Ghosheh Abed Hodtani
This paper studies the secrecy capacity of a class of degraded broadcast channels in the presence of an external eavesdropper, where a transmitter aims to deliver two independent c…
Channel Parameter Estimation in the Presence of Phase Noise Based on Maximum Correntropy Criterion
Amir Alizadeh, Ghosheh Abed Hodtani
Oscillator output generally has phase noise causing the output power spectral density (PSD) to disperse around a Dirac delta function. In this paper, the AWGN channel is considered…
The Role of Correlation in the Doubly Dirty Fading MAC with Side Information at the Transmitters
Farshad Rostami Ghadi, Ghosheh Abed Hodtani, F. Javier Lopez-Martinez
We investigate the impact of fading correlation on the performance of the doubly dirty fading multiple access channel (MAC) with non-causally known side information at transmitters…
A New and More General Capacity Theorem for the Gaussian Channel with Two-sided Input-Noise Dependent State Information
Nima S. Anzabi-Nezhad, Ghosheh Abed Hodtani, Mohammad Molavi Kakhki
In this paper, a new and general version of Gaussian channel in presence of two-sided state information correlated to the channel input and noise is considered. Determining a gener…
Coverage Region Analysis for MIMO Amplify-and-Forward Relay Channel with the Source to Destination Link
Behrooz Razeghi, Ghosheh Abed Hodtani, Seyed Alireza Seyedin
In this paper we study and analyze coverage region for half-duplex multiple-input multiple-output (MIMO) relay channel with amplify-and-forward (AF) strategy at the relay station.…
Capacity Bounds and a Certain Capacity Region for Special Three-Receiver Broadcast Channels with Side Information
Sajjad Bahrami, Ghosheh Abed Hodtani
The fact that the results for 2-receiver broadcast channels (BCs) are not generalized to the 3-receiver ones is of information theoretical importance. In this paper we study two cl…
A Generalized Write Channel Model for Bit-Patterned Media Recording
Sima Naseri, Somaie Yazdani, Behrooz Razeghi +1
In this paper, we propose a generalized write channel model for bit-patterned media recording by considering all sources of errors causing some extra disturbances during write proc…
Analysis of Coverage Region for MIMO Relay Network with Multiple Cooperative DF-Relays
Behrooz Razeghi, Alireza Alizadeh, Sima Naseri +2
We study and analyze coverage region in MIMO communication systems for a multiple-relay network with decode-and-forward (DF) strategy at the relays. Assuming that there is a line-o…
On the Capacity of Special Classes of Gaussian Relay Networks with Orthogonal Components and Noncausal State Information at Source
Amir Sonee, Ghosheh Abed Hodtani
In this paper, we study relay networks with orthogonal components in presence of noncausal channel state information (CSI) available at the source. We propose an upper bound on the…
State-Dependent Z Channel
Saeed Hajizadeh, Mostafa Monemizadeh
In this paper we study the Z channel with side information non-causally available at the encoders. We use Marton encoding along with Gelfand-Pinsker random binning scheme and Chong…
Capacity Bounds for Dirty Paper with Exponential Dirt
Mostafa Monemizadeh, Saeed Hajizadeh, Ghosheh Abed Hodtani +1
The additive exponential noise channel with additive exponential interference (AENC-AEI) known non-causally at the transmitter is studied. This channel can be considered as an expo…
Compound Multiple Access Channel with Common Message and Intersymbol Interference
Mostafa Monemizadeh, Saeed Hajizadeh, Seyed Alireza Seyedin +1
In this paper, we characterize the capacity region for the two-user linear Gaussian compound Multiple Access Channel with common message (MACC) and with intersymbol interference (I…
Three-Receiver Broadcast Channel with Side Information
Saeed Hajizadeh, Ghosheh Abed Hodtani
Three-Receiver broadcast channels (BC) are of interest due to their information-theoretic differences with two-receiver one. In this paper, we derive achievable rate regions for tw…
State-Dependent Multiple Access Channels with Feedback
Saeed Hajizadeh, Ghosheh Abed Hodtani
In this paper, we examine discrete memoryless Multiple Access Channels (MACs) with two-sided feedback in the presence of two correlated channel states that are correlated in the se…
Analysis of Coverage Region for MIMO Relay Channel
Alireza Alizadeh, Ghosheh Abed Hodtani
In this paper we investigate the optimal relay location in the sense of maximizing suitably defined coverage region for MIMO relay channel. We consider the general Rayleigh fading…
Achievable Rate Regions for the Dirty Multiple Access Channel with Partial Side Information at the Transmitters
Elham Bahmani, Ghosheh Abed Hodtani
In this paper, we establish achievable rate regions for the multiple access channel (MAC) with side information partially known (estimated or sensed version) at the transmitters. A…
Three-Receiver Broadcast Channels with Side Information
Saeed Hajizadeh, Ghosheh Abed Hodtani
Three-receiver broadcast channel (BC) is of interest due to its information theoretical differences with two receiver one. In this paper, we derive achievable rate regions for two…
Information Theoretic Exemplification of the Impact of Transmitter-Receiver Cognition on the Channel Capacity
Nima S. Anzabi-Nezhad, Ghosheh Abed Hodtani, Mohammad Molavi Kakhki
In this paper, we study, information theoretically, the impact of transmitter and or receiver cognition on the channel capacity. The cognition can be described by state information…
A Delay-Constrained General Achievable Rate and Certain Capacity Results for UWB Relay Channel
Maryam Faramarzi Yazd, Ghosheh Abed Hodtani
In this paper, we derive UWB version of (i) general best achievable rate for the relay channel with decode-andforward strategy and (ii) max-flow min-cut upper bound, such that the…
A New Rate Region for General Interference Channel (Improved HK Region)
Ghosheh Abed Hodtani
In this paper (a) after detailed investigation of the previous equivalent rate regions for general interference channel, i.e., the Han-Kobayashi (HK) and the Chong-Motani-Garg (CMG…
A General Achievable Rate Region for Multiple-Access Relay Channels and Some Certain Capacity Theorems
Mohammad Osmani-Bojd, Assadallah Sahebalam, Ghosheh Abed Hodtani
In this paper, we obtain a general achievable rate region and some certain capacity theorems for multiple-access relay channel (MARC), using decode and forward (DAF) strategy at th…
An Achievable Rate Region for Cognitive Radio Channel With Common Message
Mostafa Monemizadeh, Ghosheh Abed Hodtani, Hamed Fehri
The cognitive radio channel with common message (CRCC) is considered. In this channel, similar to the cognitive radio channel (CRC), we have a cognitive user which has full non-cau…
Improvement of the Han-Kobayashi Rate Region for General Interference Channel-v2
Ghosheh Abed Hodtani
Allowing the input auxiliary random variables to be correlated and using the binning scheme, the Han-Kobayashi (HK) rate region for general interference channel is partially improv…
A New Achievable Rate Region for the Cognitive Radio Channel
Ghosheh Abed Hodtani
Considering a general input distribution, using Gel'fand-Pinsker full binning scheme and the Han- Kobayashi (HK) jointly decoding strategy, we obtain a new achievable rate region f…