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ICASSP
2011
IEEE
12 years 11 months ago
Interference cancellation for OFDM systems with hierarchical modulation over non-linear satellite channels
This paper presents an efficient technique to eliminate the inter-layer interference (ILI) inherent in hierarchical modulation (HM) schemes operating over nonlinear satellite cha...
Emad Q. Al-Dalakta, Charalampos C. Tsimenidis, Bay...
CORR
2010
Springer
80views Education» more  CORR 2010»
13 years 7 months ago
Cooperative Secret Communication with Artificial Noise in Symmetric Interference Channel
We consider the symmetric Gaussian interference channel where two users try to enhance their secrecy rates in a cooperative manner. Artificial noise is introduced along with useful...
Jingge Zhu, Jianhua Mo, Meixia Tao
GLOBECOM
2007
IEEE
14 years 2 months ago
Achievable Rates for the Gaussian Interference Relay Channel
—In this paper, an interference relay channel where two independent sources communicate with two destinations by the help of a relay is studied. The relay is full-duplex and emplo...
Onur Sahin, Elza Erkip
CORR
2010
Springer
197views Education» more  CORR 2010»
13 years 4 months ago
Interference Alignment Through User Cooperation for Two-cell MIMO Interfering Broadcast Channels
This paper focuses on two-cell multiple-input multiple-output (MIMO) Gaussian interfering broadcast channels (MIMO-IFBC) with K cooperating users on the cellboundary of each BS. It...
Wonjae Shin, Namyoon Lee, Jong Bu Lim, Changyong S...
ITIIS
2010
79views more  ITIIS 2010»
13 years 6 months ago
HMM-based Adaptive Frequency-Hopping Cognitive Radio System to Reduce Interference Time and to Improve Throughput
Cognitive Radio is an advanced enabling technology for the efficient utilization of vacant spectrum due to its ability to sense the spectrum environment. It is important to determ...
Sung Hwan Shon, Sung Jeen Jang, Jae Moung Kim