Results 31 to 40 of about 38,845 (242)

Erasure channel modelling–based secure bit allocation schemes for multipath routing in wireless sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2016
In this article, we study secure multipath routing with energy efficiency for a wireless sensor network in the presence of eavesdroppers. We consider two objectives: (1) the multipath routing scheme for maximising the energy efficiency with security ...
Zhenhua Yuan, Chen Chen, Ye Jin
doaj   +1 more source

Multi-Error-Correcting Amplitude Damping Codes

open access: yes, 2010
We construct new families of multi-error-correcting quantum codes for the amplitude damping channel. Our key observation is that, with proper encoding, two uses of the amplitude damping channel simulate a quantum erasure channel.
Duan, Runyao   +3 more
core   +1 more source

Strong Secrecy on the Binary Erasure Wiretap Channel Using Large-Girth LDPC Codes

open access: yes, 2011
For an arbitrary degree distribution pair (DDP), we construct a sequence of low-density parity-check (LDPC) code ensembles with girth growing logarithmically in block-length using Ramanujan graphs.
Bloch, Matthieu   +3 more
core   +1 more source

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source

Performance analysis and evaluation of a hybrid erasure error correction scheme in wireless real-time multicast systems

open access: yesTongxin xuebao, 2012
In order to analyze and evaluate accurately the performance of erasure error correction (EEC) schemes in wireless real-time multicast (WRM) systems,A method which relying on the Gilbert-Elliot (GE) channel model and the practical experimental data was ...
Guo-ping TAN   +3 more
doaj   +2 more sources

Spatially Coupled LDPC Codes for Decode-and-Forward in Erasure Relay Channel

open access: yes, 2011
We consider spatially-coupled protograph-based LDPC codes for the three terminal erasure relay channel. It is observed that BP threshold value, the maximal erasure probability of the channel for which decoding error probability converges to zero, of ...
Kasai, Kenta   +2 more
core   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

The Oblivious Transfer Capacity of the Wiretapped Binary Erasure Channel

open access: yes, 2014
We consider oblivious transfer between Alice and Bob in the presence of an eavesdropper Eve when there is a broadcast channel from Alice to Bob and Eve.
Dey, Bikash Kumar   +3 more
core   +1 more source

An All‐Optical Driven Bio‐Photovoltaic Interface for Active Control of Live Cells

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐photovoltaic Interface (BIO‐PV‐I) for live cell manipulation is presented. BIO‐PV‐I can be activated non‐invasively and remotely to control the spatial motility, adhesion, and morphology of cells adhering to it. BIO‐PV‐I uses a patterned light‐induced electric potential in iron‐doped lithium niobate crystals whose light‐driven and reversible nature,
Lisa Miccio   +8 more
wiley   +1 more source

Rateless coding transmission over multi-state dying erasure channel for SATCOM

open access: yesEURASIP Journal on Wireless Communications and Networking, 2017
Satellite communication (SATCOM) systems have attracted great attention from academic and industrial communities in recent years, and huge amount of data delivery over satellite downlinks is considered as a promising service in emerging 5G networks, such
Shushi Gu   +3 more
doaj   +1 more source

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