搜索结果: 1-12 共查到“光学工程 Energy-Efficiency”相关记录12条 . 查询时间(0.09 秒)
Adaptive Transmission of Variable-Rate Data over a Fading Channel for Energy-Efficiency
Adaptive Transmission Variable-Rate Data Fading Channel Energy-Efficiency
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2015/8/17
Adapting to a time-varying channel to maximize the average information rate for a given power constraint is a well-understood problem. Important studies (e.g., [I], [Z], [3]) have developed optimal ra...
A CITYGML 3D GEODATABASE FOR BUILDINGS' ENERGY EFFICIENCY
Building Energy Efficiency Energy Balance CityGML 3D Data Model OGC Standard Multi-Scale Approach
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2014/5/9
This paper illustrates the results of a research focused on the development of a multi-scale geodatabase designed to store the data needed to measure the energy buildings performance of buildings to b...
Energy Efficiency in Optical IP Networks with Multi-Layer Switching
Networks Fiber optics communications
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2015/5/26
We show that significant savings in energy consumption can be achieved in optical IP networks with multi-layer switching by using a coordinated combination of IP aggregation,electronic bypass and opti...
Energy-efficiency of Drop-and-Continue Traffic Grooming
Energy-efficiency Drop-and-Continue Traffic Grooming
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2015/5/25
This paper evaluates the energy-savingachievable by performingtraffic grooming in WDM networks with drop-and-continue node architecture. Different grooming strategies are compared in terms of network ...
Influence of Broadcast Traffic on Energy Efficiency of Long-Reach SARDANA Access Network
Influence Broadcast Traffic Energy Efficiency Long-Reach SARDANA Access Network
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2015/5/21
We describe reach extension in SARDANA TDM/WDM PON and show that energy efficiency of SARDANA increases when increasing the amount of broadcast traffic. 10G point-to-point optical access networks prov...
Energy efficiency scenarios for long reach PON Central Offices
Energy efficiency scenarios long reach PON Central Offices
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2015/5/21
Energy saving is compared for long reach PONs using passive or active scenarios.Inserting active equipments such as Extender Boxes lead to energy saving when the number of COs and filling ratio are op...
Energy-efficiency Study of Optical OFDM in Data Centers
Energy-efficiency Optical OFDM
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2015/5/18
This paper presents a study on the energy efficiency of adaptive optical OFDM in data center’s networks. The DSP architecture of the proposed scheme is targeted to an FPGA and achieves more than 70% l...
Burst Switching for Energy Efficiency in Optical Networks
Networks Systems design
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2015/6/11
Energy consumption of electronic burst switching is modeled and compared to electronic packet switching in the network core and edge. It is shown that burst switching can provide significant energy sa...
On the Energy Efficiency of Mixed-Line-Rate Networks
Energy Efficiency Mixed-Line-Rate Networks
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2015/6/11
We present an approach to evaluate energy efficiency of mixed-line-rate (MLR)optical networks. A comparative study of energy efficiency of MLR and single-line-rate (SLR)networks shows that MLR is more...
Energy Efficiency Limits of Load Adaptive Networks
Networks Optical communications
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2015/6/11
Based on traffic models the energy consumption of adaptive networks is compared to networks with constant power consumption. The results show that adaptive network resource allocation serves to reduce...
Energy Efficiency in 10Gbps Ethernet Transceivers:Copper versus Fiber
Networks Packet Switching
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2015/6/4
The new Energy Efficient Ethernet standard will significantly improve the energy efficiency of 10Gbps copper transceivers. This paper compares the energy efficiency of 10Gbps Ethernet copper transceiv...
Optical Technologies Can Improve the Energy Efficiency of Networks
Optical Technologies Energy Efficiency Networks
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2015/7/15
Optical technologies, in comparison with electronic technologies, need less power to switch high bitrates and to interconnect farther subsystems. The paper discusses with specific examples how optics ...