Results 81 to 90 of about 1,251,227 (374)

Energy-Efficient Heterogeneous Cellular Networks with Spectrum Underlay and Overlay Access

open access: yes, 2016
In this paper, we provide joint subcarrier assignment and power allocation schemes for quality-of-service (QoS)-constrained energy-efficiency (EE) optimization in the downlink of an orthogonal frequency division multiple access (OFDMA)-based two-tier ...
Alsusa, Emad   +5 more
core   +1 more source

Optimal bandwidth allocation in a delay channel [PDF]

open access: yesIEEE Journal on Selected Areas in Communications, 2006
In this paper, we consider the problem of allocating bandwidth to two queues with arbitrary arrival processes, so as to minimize the total expected packet holding cost over a finite or infinite horizon. Bandwidth is in the form of time slots in a time-division multiple-access schedule.
Ehsan, Navid, Liu, Mingyan
openaire   +3 more sources

Cooperative game based bandwidth allocation mechanism live migration of multiple virtual machines

open access: yesTongxin xuebao, 2016
In IaaS cloud computing platform, live migration of virtual machines plays a significant role in resource dy-namic dispatching and management. Under many scenarios, multiple virtual machines in the same server need to be moved online concurrently.Since ...
Yong CUI   +3 more
doaj   +2 more sources

Wavelength and Bandwidth Allocation for Mobile Fronthaul in TWDM-PON

open access: yesIEEE Transactions on Communications, 2019
Time- and wavelength- division multiplexed passive optical network (TWDM-PON) has attracted considerable attention for the next generation optical access systems.
Yu Nakayama, D. Hisano
semanticscholar   +1 more source

User association and bandwidth allocation for terrestrial and aerial base stations with backhaul considerations [PDF]

open access: yesIEEE International Symposium on Personal, Indoor and Mobile Radio Communications, 2017
Drone base stations (DBSs) can enhance network coverage and area capacity by moving supply towards demand when required. This degree of freedom could be especially useful for future applications with extreme demands, such as ultra reliable and low ...
E. Kalantari   +3 more
semanticscholar   +1 more source

Bandwidth allocation in the NEPHELE hybrid optical interconnect [PDF]

open access: yes2016 18th International Conference on Transparent Optical Networks (ICTON), 2016
The NEPHELE network is divided into pods of racks and relies on hybrid electro-optical top-of rack switches that access an all-optical network. To enable dynamic and efficient sharing of the optical resources and a collision-free network operation, the NEPHELE network is envisioned to be operated in a slotted TDMA manner with a software-defined-network
Christodoulopoulos, K.   +3 more
openaire   +2 more sources

Adaptive Fractional Hybrid Impedance Control of Rotary Series Elastic Actuator in Flat Terrains

open access: yesAdvanced Intelligent Systems, EarlyView.
This article presents an adaptive fractional hybrid impedance control (AFH‐IC) approach for rotary series elastic actuators operating on flat terrains. The proposed method integrates fractional‐order control, adaptive fuzzy logic, and particle swarm optimization to enhance torque tracking accuracy and robustness.
Muhammed Özdemir, Zafer Bingül
wiley   +1 more source

Research on Real-time Performance of Aperiodic Message and OptimizedDesign of Bandwidth Allocation in Multifunction Vehicle Bus

open access: yes机车电传动, 2014
By analyzing the characteristics of every type of messages, two bandwidth allocation strategies of MVB aperiodic communicationwere proposed , and relevant formula was derived.
ZHU Jun, LI Fang, WANG Li-fang
doaj  

Bandwidth-Constrained Allocation in Grid Computing [PDF]

open access: yesAlgorithmica, 2003
Grid computing systems pool together the resources of many workstations to create a virtual computing reservoir. Users can “draw” resources using a pay-as-you-go model, commonly used for utilities (electricity and water). We model such a system as a capacitated graph, and study a basic allocation problem: given a set of jobs, each demanding computing ...
Anshul Kothari   +2 more
openaire   +2 more sources

Morphy: A Compliant and Morphologically Aware Flying Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
This study presents Morphy, a 25.2 cm‐wide, 260 g aerial robot with flexible, sensorized joints that enable it to withstand high‐speed collisions and squeeze through narrow spaces. Powered by an adaptive control scheme exploiting real‐time morphology feedback, Morphy demonstrates resilience in trajectory tracking, collision, and impact recovery and ...
Paolo De Petris   +2 more
wiley   +1 more source

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