نتایج جستجو برای: interference cancellation

تعداد نتایج: 105290  

2003
Toshimichi Yokote Hiroo Sekiya Jianming Lu Takashi Yahagi

Since Direct Sequence/Code Division Multiple Access systems suffer from Multiple Access Interference, Interference Cancellation (IC) scheme should be used. There are two major IC schemes. One is the Successive Interference Cancellation (SIC) scheme and the other is the Parallel Interference Cancellation (PIC) scheme. The Bit Error Rate (BER) performance of the SIC scheme outperforms the PIC sch...

Journal: :Wireless Communications and Mobile Computing 2016
Chuan Ma Weijie Wu Ying Cui Xinbing Wang

Device-to-device (D2D) communication underlaying cellular networks is a promising technology to improve network resource utilization. In D2D-enabled cellular networks, the interference among spectrum-sharing links is more severer than that in traditional cellular networks, which motivates the adoption of interference cancellation (IC) techniques at the receivers. However, to date, how IC can af...

2007
Matti Latva-aho Markku Juntti Kimmo Kansanen

| Parallel interference cancellation (PIC) receivers are among the most promising receiver techniques for future code-division multiple-access (CDMA) systems. Interference cancellation eeciency relies on the knowledge of the number of users and propagation paths needed in multiple-access interference (MAI) estimation. In practice, the exact number of users and paths is not known exactly, e.g., ...

2013
Jonathan Bruno Maddie Lu Yanhua Deng Paul Prucnal

Here, we provide an overview of broadband cosite interference reduction using an optical system to perform incoherent counter-phase modulation and subtraction. The equation governing interference cancellation depth is derived and discussed with respect to two key parameters, attenuation and delay accuracy. Cancellation depth is then examined with respect to signal bandwidth and device parameter...

2004
Zoltán Németh Sándor Imre

The MIMO systems have many advantages compared to single transmissions. However, the interference load is increased, causing difficulties in transmission. A possible solution for the problem is provided by the BSS, which is an application of ICA. The two main classes of ICA algorithms (the batch and adaptive algorithms) have different advantages and drawbacks that should be considered while sol...

Journal: :CoRR 2011
Lili Zhang Jinhua Jiang Shuguang Cui

In this paper, we study the state-dependent two-user interference channel, where the state information is noncausally known at both transmitters but unknown to either of the receivers. We first propose two coding schemes for the discrete memoryless case: simultaneous encoding for the sub-messages in the first one and superposition encoding in the second one, both with rate splitting and Gel’fan...

Journal: :IEEE Trans. Information Theory 2000
Katherine A. Seaton Jean Armstrong

We give here a mathematical context for polynomial cancellation coding, proposed recently to reduce intercarrier interference in orthogonal frequency division multiplexing (OFDM). In particular, we analyze polynomial cancellation coding (PCC) in terms of finite differences.

2005
L. Nithyanandan P. Dananjayan

Multiple Access Interference (MAI) is a factor, which limits the capacity and performance of CDMA system. The conventional detector does not take into account the existence of MAI. Hence, a multi-user detection strategy is used for mitigating the effects of MAI. Novel receiver structures that take advantage of knowledge of MAI signal parameters are termed as Multi-user receivers and are more co...

Journal: :IEEE Trans. Information Theory 2014
Namyoon Lee Joohwan Chun

Adaptive beamforming for low-angle target tracking under multipath interference," IEEE Trans.Lattice reduction-aided successive interference cancellation for MIMO interference channels," IEEE Trans. Veh.The Schur algorithm applied to the one-dimensional continuous inverse scattering problem," IEEE Trans.

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