Search Results - "2008 24th Biennial Symposium on Communications"

Dynamic temporal response characterization in multimode fiber under offset launch conditions by Yam, Scott S-H., Chen Qian, Nix, Mike, Huff, Lisa, Kose, Bulent

“…A novel procedure to characterize the dynamic temporal response in multimode fiber under vibration is presented which reveals new information otherwise…”
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Comparison of learning algorithms by Skorpil, V., Stastny, J.

“…There are several learning methods which are suitable for neural networks. In this paper two of them are described - Back-propagation (BP) and Genetic (GA)…”
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Plenary speakers

“…Provides an abstract for each of the plenary presentations and may include a brief professional biography of each presenter. The complete presentations were…”
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A performance study of roaming in wireless local area networks based on IEEE 802.11r by Ahmed, H., Hassanein, H.

“…The wide deployment of IEEE 802.11 based wireless local area networks (WLANs), and increased interest in multimedia applications support in WLANs, have lead to…”
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Orthogonal code design for passive wireless sensors by Dudzik, E., Abedi, A., Hummels, D., da Cunha, M.P.

“…Quasi-orthogonal codes are implemented on the miniaturized passive sensor units, thus providing multiple access capabilities. A wireless temperature sensor…”
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Elliptical array antenna design based on particle swarm method using fuzzy decision rules by Ahmidi, N., Neyestanak, A. A. Lotfi, Dawes, R.

“…In this paper an optimized elliptical array antenna is presented. The side lobe level and directivity of the array is optimized using particle swarm based on…”
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Computationally efficient algorithms for predicting the file size of JPEG images subject to changes of quality factor and scaling by Pigeon, S., Coulombe, S.

“…To enable the delivery of multimedia content to mobile devices with limited capabilities, high volume transcoding servers must rely on efficient adaptation…”
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Preventing vehicle crashes through a wireless vehicular sensor network by Djenouri, D.

“…In this manuscript we propose a wireless sensor network (WSN) based solution allowing vehicles with merely onboard sensors to avoid frontal collisions in rural…”
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Performance of coded time-diversity free-space optical links by Fang Xu, Khalighi, M.-A., Causse, P., Bourennane, S.

“…Depending on the tolerable delay latency, we can benefit from some degree of time diversity in free-space optical links, by employing channel coding and…”
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Multilevel coding strategy for two-hop single-user networks by Pourahmadi, V., Bayesteh, A., Khandani, A.K.

“…In this paper, a two-hop network in which the information is transmitted from a source via a relay to a destination is considered. It is assumed that both…”
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Joint optimization for multiuser MIMO uplink systems with imperfect CSI by Minhua Ding, Blostein, Steven D.

“…In this paper, a joint linear minimum sum mean-squared error transceiver optimization problem is formulated for multiuser MIMO uplink systems under a sum power…”
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Capacity of random network coding under a probabilistic error model by Silva, D., Kschischang, F.R., Kotter, R.

“…A probabilistic error model for random network coding is considered. An upper bound on capacity is obtained for any channel parameters, and asymptotic…”
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Error correction in heterogeneous wireless sensor networks by Bingxin Shen, Abedi, A.

“…Lack of efficient error correction codes (ECC) in homogeneous multi-hop sensor networks contributes to their poor bit error rate (BER) performance in wireless…”
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Soft thresholding by noise invalidation by Beheshti, S., Nikvand, N., Fernando, X.N.

“…A new thresholding technique for data denoising is proposed. Using statistical properties of additive noise, this method provides an adaptive data dependent…”
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Successive relaxation for decoding of LDPC codes by Hua Xiao, Tolouei, S., Banihashemi, A.H.

“…The application of successive relaxation (SR) to the fixed-point problem associated with the iterative decoding of low-density parity-check (LDPC) codes is…”
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An investigation of the impact of mobility on the protocol performance in wireless sensor networks by Ghassemian, Mona, Aghvami, Hamid

“…Mobility has introduced a new dimension to the wireless research areas such as IP mobility management protocols and wireless ad hoc networks. In this paper we…”
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A reduced power 6-tap pre-emphasis for 10GB/S backplane communications by Dezhong Cheng, Bangli Liang, Dianyong Chen, Kwasniewski, T.

“…Pre-emphasis is often employed at the transmitter side to counteract the inter symbol interface (ISI) in high-speed data communications. Traditional…”
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Multilevel error diffusion for wireless optical MIMO channels by Dabbo, A., Hranilovic, S.

“…In this paper, two techniques to improve channel capacity for wireless optical MIMO channels are presented. The first technique uses multilevel halftoning to…”
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Considerations for bandwidth adaptation mechanisms in wireless networks by Rashwan, A.M., Taha, A-E M., Hassanein, H.S.

“…Bandwidth adaptation (BA) mechanisms provide an effective solution for handling congestion in wireless multimedia networks. Several factors go into the design…”
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A bandwidth-efficient cooperative relaying scheme with limited feedback information by Ho Van Khuong, Tho Le-Ngoc

“…We propose a cooperative relaying scheme using a K-antenna relay to assist information transmission of M single-antenna users to a common N-antenna…”
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