Results 41 to 50 of about 2,151,378 (190)

A Node-Regulated Deflection Routing Framework for Contention Minimization

open access: yesJournal of Computer Networks and Communications, 2020
Optical Burst Switching (OBS) paradigm coupled with Dense Wavelength Division Multiplexing (DWDM) has become a practical candidate solution for the next-generation optical backbone networks. In its practical deployment only the edge nodes are provisioned
Bakhe Nleya, Andrew Mutsvangwa
doaj   +1 more source

Status Hukum Resolusi Dewan Keamanan PBB Dalam Ranah Hukum Nasional Indonesia

open access: yesAjudikasi, 2022
The United Nations Security Council (UNSC) is one of the six principal organs of the United Nations (UN), charged with ensuring international peace and security, recommending the admission of new UN members to the General Assembly, and approving any ...
Sheeva Amadea Ratu   +2 more
doaj   +1 more source

The Outer Limits of Contention Resolution on Matroids and Connections to the Secretary Problem [PDF]

open access: yes, 2020
Contention resolution schemes have proven to be a useful and unifying abstraction for a variety of constrained optimization problems, in both offline and online arrival models. Much of prior work restricts attention to product distributions for the input
Dughmi, Shaddin
core   +1 more source

Enhanced Contention Resolution Aloha - ECRA [PDF]

open access: yes, 2013
Random Access (RA) Medium Access (MAC) protocols are simple and effective when the nature of the traffic is unpredictable and random. In the following paper, a novel RA protocol called Enhanced Contention Resolution ALOHA (ECRA) is presented.
Kissling, Christian, Clazzer, Federico
core  

Softening the Impact of Collisions in Contention Resolution

open access: yesTheoretical Computer Science
Contention resolution addresses the problem of coordinating access to a shared communication channel. Time is discretized into synchronized slots, and a packet can be sent in any slot. If no packet is sent, then the slot is empty; if a single packet is sent, then it is successful; and when multiple packets are sent at the same time, a collision occurs,
Umesh Biswas   +2 more
openaire   +3 more sources

Transmission Control Considering Different Available Channels for CRDSA/IRSA in Satellite IoT Systems

open access: yesIEEE Access, 2023
In satellite Internet-of-Things (IoT) systems using the 920-MHz band Low Power Wide Area, available channels for each terminal are limited to avoid interference with terrestrial networks. Since this limitation depends on the location of the terminal, the
Kansuke Kumazawa   +7 more
doaj   +1 more source

Random Order Contention Resolution Schemes [PDF]

open access: yes2018 IEEE 59th Annual Symposium on Foundations of Computer Science (FOCS), 2018
Contention resolution schemes have proven to be an incredibly powerful concept which allows to tackle a broad class of problems. The framework has been initially designed to handle submodular optimization under various types of constraints, that is, intersections of exchange systems (including matroids), knapsacks, and unsplittable flows on trees ...
Włodarczyk, Michał, Adamczyk, Marek
openaire   +4 more sources

Towards an optimal contention resolution scheme for matchings

open access: yesMathematical Programming, 2023
33 ...
Pranav Nuti, Jan Vondrák
openaire   +3 more sources

Collision Resolution Schemes with Nonoverlapped Contention Slots for Heterogeneous and Homogeneous WLANs

open access: yesJournal of Engineering, 2013
CSMA/CA-based DCF of 802.11 MAC layer employs a best-effort delivery model, in which stations compete for channel access with the same priority. In a heterogeneous network, providing different priorities to different applications for required quality of ...
Raksha Upadhyay   +2 more
doaj   +1 more source

Analysis of Hybrid Buffering and Retransmission in OBS Networks

open access: yesThe Scientific World Journal, 2015
Burst contention is a major problem in the Optical Burst Switching (OBS) networks. Due to inadequate contention resolution techniques, the burst loss is prominent in OBS. In order to resolve contention fiber delay lines, wavelength converters, deflection
D. Veera Vanitha, M. Sabrigiriraj
doaj   +1 more source

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