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    ETT
    2000
    103views Education» more  ETT 2000»
    Dynamic Rate Shaping on MPEG-2 Video Streams for Bandwidth Saving on a Faded Satellite Channel
    13 years 11 months ago
    Dynamic Rate Shaping on MPEG-2 Video Streams for Bandwidth Saving on a Faded Satellite Channel
    Download  fly.isti.cnr.it
    In a previous work, we studied how to send a video stream over a noisy satellite channel using the scalability features of the MPEG-2 standard. The base and the enhancement flows w...
    Nedo Celandroni, Erina Ferro, Francesco Potorti, A...
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    ETT
    2000
    83views Education» more  ETT 2000»
    Digital Signal Processing
    13 years 11 months ago
    Digital Signal Processing
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    Thomas J. Cavicchi, Umberto Spagnolini
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    ETT
    2000
    103views Education» more  ETT 2000»
    Analysis of Doppler Spread Perturbations in OFDM(A) Systems
    13 years 11 months ago
    Analysis of Doppler Spread Perturbations in OFDM(A) Systems
    Download  www.kn-s.dlr.de
    We analyze the effects of Doppler spread in mobile channels on Orthogonal Frequency Division Multiplex (OFDM) systems. This is important, since channel variations during one OFDM s...
    Patrick Robertson, Stefan Kaiser
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    ETT
    2000
    67views Education» more  ETT 2000»
    Randomized OFDM for Multi-Cell Environments
    13 years 11 months ago
    Randomized OFDM for Multi-Cell Environments
    Download  www.ee.cityu.edu.hk
    : This paper is concerned with a randomized OFDM (R-OFDM) scheme. The basic principle is to apply a scrambling operation to several OFDM frames. With a proper design strategy, the ...
    Li Ping
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    ETT
    2000
    106views Education» more  ETT 2000»
    On Union Bounds for Random Serially Concatenated Turbo Codes with Maximum Likelihood Decoding
    13 years 11 months ago
    On Union Bounds for Random Serially Concatenated Turbo Codes with Maximum Likelihood Decoding
    Download  webee.technion.ac.il
    The input-output weight enumeration (distribution) function of the ensemble of serially concatenated turbo codes is derived, where the ensemble is generated by a uniform choice ov...
    Igal Sason, Shlomo Shamai
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    ETT
    2000
    149views Education» more  ETT 2000»
    Channel Allocation with Recovery Strategy in Wireless Networks
    13 years 11 months ago
    Channel Allocation with Recovery Strategy in Wireless Networks
    Download  people.ee.duke.edu
    With the increasing penetration of wireless communications systems, customers are expecting the same level of service, reliability and performance from the wireless communication s...
    Yue Ma, James J. Han, Kishor S. Trivedi
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    ETT
    2000
    85views Education» more  ETT 2000»
    Simple On-Line Scheduling Algorithms for All-Optical Broadcast-and-Select Networks
    13 years 11 months ago
    Simple On-Line Scheduling Algorithms for All-Optical Broadcast-and-Select Networks
    Download  www.tlc-networks.polito.it
    This paper considers all-optical broadcast networks providing a number of slotted WDM channels for packet communications. Each network user is equipped with one tunable transmitter...
    Marco Ajmone Marsan, Andrea Bianco, Emilio Leonard...
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    ETT
    2000
    91views Education» more  ETT 2000»
    Performance Analysis and Estimation of Call Admission Control Parameters in Wireless Integrated Voice and Data Networks
    13 years 11 months ago
    Performance Analysis and Estimation of Call Admission Control Parameters in Wireless Integrated Voice and Data Networks
    Download  kelsayed.tripod.com
    We propose an admission control policy for wireless multimedia networks that is based on the well known threshold-based guard channel method. The new scheme deals with two differen...
    Mahmoud T. El-Hadidi, Khaled M. F. Elsayed, Mohame...
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    ETT
    2000
    70views Education» more  ETT 2000»
    SS-MC-MA Systems with Pilot Symbol Aided Channel Estimation in the Asynchronous Uplink
    13 years 11 months ago
    SS-MC-MA Systems with Pilot Symbol Aided Channel Estimation in the Asynchronous Uplink
    Download  www.kn-s.dlr.de
    Spread spectrum multi-carrier multiple access (SS-MC-MA) systems exploit in a similar manner as MC-CDMA systems the advantages of the diversity gain due to the spread spectrum tech...
    Stefan Kaiser, Witold A. Krzymien, Khaled Fazel
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    ETT
    2000
    93views Education» more  ETT 2000»
    Load-Adaptive MUI/ISI-Resilient Generalized Multi-Carrier CDMA with Linear and DF Receivers
    13 years 11 months ago
    Load-Adaptive MUI/ISI-Resilient Generalized Multi-Carrier CDMA with Linear and DF Receivers
    Download  home.engineering.iastate.edu
    A plethora of single-carrier and multi-carrier (MC) CDMA systems have been proposed recently to mitigate intersymbol interference (ISI) and eliminate multiuser interference (MUI). ...
    Georgios B. Giannakis, Anastasios Stamoulis, Zheng...
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