distributed channel access control
Distributed medium access control with conditionally altruistic users
... In this paper, we extended a non-cooperative game frame- work for information-limited MAC of a LAN by adding an altruism term that depended on both the mean through- put of the other players and the mean channel ...
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Network Load Aware Adaptive Channel Access Control for WLAN
... two access policies, namely, DCF (distributed coordination function) and PCF (point coordination function) ...hanced distributed channel access) mode and HCCA (HCF controlled ...
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Performance Analysis of Channel-Aware Media Access Control Schemes
... In this thesis, the MIMO systems are examined as being a possible method of improving WLAN functioning through the use of spatial multiplexing with beamforming and space-time code (STCs) modulation, which are scheduled ...
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A Distributed Calculus for Role Based Access Control (talk)
... The Example Again The banking scenario again: now each available operation is modelled as a different channel wdrw = withdraw, opn = open account, cc = credit card request the communicat[r] ...
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Role based access control for a distributed calculus
... Probably, the most related work, although not aiming at studying RBAC systems, is [6], insofar as rˆoles can be understood as (privilege) groups. Groups are introduced in loc. cit. as types for channels, and used to ...
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Personalized and Self Control Privacy Preserving Of the Data in the Cloud
... a distributed m-healthcare ...communication channel such as eavesdropping and tampering [5], ...the access control of personal health information, namely it is only the autho- rized physicians ...
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Enhanced EDCF for VOIP Applications in IEEE 802 11 Based Wireless LAN Networks
... enhanced distributed channel access (EDCA), and the second method is contention-free and it is known as HCF- controlled channel access ...to control the ...
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A Distributed Calculus for Role Based Access Control
... a channel of rˆole R, ...single channel (when the relation U maps only one channel to a rˆole), and the permission to commu- nicate over the member of a group of channels (when re- lation U maps more ...
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Improving Performance of 802.11 MAC by Optimizing DCF in Mobile ad-hoc Network
... Media Access Control (MAC) data communication protocol sub-layer provides addressing and channel access control mechanisms that make it possible for network nodes to access ...
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Fuzzy call admission control combined with distributed dynamic channel assignment and reassignment for cellular mobile systems
... channels. Distributed DCA is the currently used channel assignment scheme for CMS because the demand of mobile users is ...dynamic channel assignment criteria and chan- nel reassignment ...has ...
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Distributed and Channel-Adaptive Spectrum Detection, Sensing, and Access for Rational Cognitive Radio Users.
... dynamic channel assignment (DCA) protocol ...resolve access requests after an available channel is ...the control transceiver is always tuned to an out-of-band control channel ...
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Improving throughput and fairness by improved channel assignment using topology control based on power control for multi radio multi channel wireless mesh networks
... spatial channel reuse and reducing LICs by utilizing an MST rooted at the GW instead of the ...better access to the medium whenever they have data to ...for access to the medium on the assigned ...
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ENHANCED QOS SUPPORT IN MMDSR THROUGH HEMM IN IEEE 802.11E NETWORKS
... Enhanced Distributed channel Access (EDCA) and HCF Controlled Channel Access (HCCF) are two MAC functions in IEEE ...proper access mechanism in mobile ad-hoc networks because of ...
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A Privacy Preserving Authenticated Access Control Mechanism In Distributed Environment For Cloud Storage
... computing. Distributed access control of data stored in cloud so that only authorized users with valid attributes can access ...cannot access data after they have been ...authenticated ...
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Increasing Information Security with Mandatory Access Controls in the Operating System.
... Some access rules are based on the type of resource being accessed, such as allowing any traffic destined for a web server or denying all ftp traffic in or out of the ...
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The Survey Paper on Cloud Security using RBAC model
... to control instruments for customary IT ...to control, it has been said that all the accompanying customary models can be utilized as a part of distributed computing: required access ...
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Vol 12, No 2 (2020)
... The resource allocation in VANET is challenging due to the dynamic topology of vehicles. Both safety and non-safety applications must be allocated channels irrespective of the vehicle velocity. In MCR-MAC, the sojourn ...
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Data Attribute Security Using Access Control Mechanism for Distributed Databases
... ABSTRACT- Access control mechanisms protect liable information from unauthorized ...privacy-preserving access control architecture. The access control policies define choice ...
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Single Channel Versus Multichannel MAC Protocols for Mobile Ad Hoc Networks
... common control channel will not use a separate channel to transmit the ...for control and data ...one channel and the CTS and ACK will be transmitted in the other ...additional ...
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Online Full Text
... Simulations have to be undertaken in order to get the best buffer size to be used. One of the approaches is to consider the buffer with infinite size. This buffer will be filled with a MAC Service Data Unit (MSDU) ...
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