搜索结果: 1-15 共查到“光学工程 protection”相关记录22条 . 查询时间(0.099 秒)
Vitamin C is key to protection of new nanomaterial（图）
Vitamin C key protection new nanomaterial
2019/7/19
In work that could open future applications for a new class of nanomaterials known as MXenes (pronounced "Maxines"), researchers at Texas A&M University have discovered a simple, inexpensive way to pr...
A case example for laser data treatment to study rocky faces with protection barriers
Photogrammetry LIDAR, Surveying Environment Application
2015/8/25
LIDAR is a useful technique for natural and architectural metric surveying.Acquisition is the first step in laser surveying. The second step is the data treatment that is necessary to obtain a correct...
The Design and Experiment Studies of Optical Adapter with Integrated Dust Protection and Shutter Design
High Power Leaser Elastic-Plastic Theory Laser Shutter Optical Adapter
2011/12/5
High power lasers (> +21dBm) have gradually become the common solution for signal transmitting systems including regional cable television, Fiber To The Home (FTTH), and gigabit passive optical networ...
A Novel Segment-Based Protection Algorithm for Multicast Sessions in Optical Networks with Mesh Topologies
Fiber optics optical communications Networks multicast
2011/5/25
This work examines protection of multicast sessions in optical networks utilizing a novel segment-based algorithm called Level Protection. Our proposed scheme exhibits improved performance compared to...
Migration based Protection for Virtual Infrastructure Survivability for Link Failure
Networks network survivability
2011/5/25
We propose a new migratory protection scheme that maps a virtual infrastructure to a substrate network using minimal resources to recover from a single substrate link failure. The efficiency of our so...
A Survivable Protection and Restoration Scheme using Wavelength Switching of Integrated Tunable Optical Transmitter for High Throughput WDM-PON System
Survivable Protection Restoration Scheme Wavelength Switching Integrated Tunable Optical Transmitter High Throughput WDM-PON System
2011/5/21
A survivable protection and restoration mechanism is proposed using wavelength switching of low-cost integrated tunable laser assembly to protect multiple fiber failures in a high capacity colorless W...
Efficient Shared Subconnection Protection in Mixed-Line-Rate Optical WDM Networks
Efficient Shared Subconnection Protection Mixed-Line-Rate Optica WDM Networks
2011/5/20
Employing Mixed Line Rates (MLR) in optical WDM networks enables new paradigms for protection. We propose to design transparent MLR networks with shared subconnection protection and achieve significan...
Relaxed Maintenance Protection Architecture by Dynamic Backup Path Configuration
Dynamic Backup Path Configuration Relaxed Maintenance
2011/5/18
We propose dynamic backup path configuration architecture for maintaining the 1+1 path protection as much as possible after a single failure occurs. Our reliable architecture ensures enough time for r...
Availability-Aware SRLG Failure Protection in Survivable WDM Mesh Networks
SRLG Failure Protection Survivable WDM Mesh Networks Availability-Aware
2011/5/18
With the increase of SRLGs, availability of shared-path protection deteriorates significantly. We propose availability-aware SRLG failure protection and heuristics by satisfying availability requireme...
New and Improved Strategies for Optical Protection in Mixed-Line-Rate WDM Networks
Networks combinatorial network design wavelength routing
2010/6/10
Employing Mixed Line Rates (MLR) in optical WDM networks enables new paradigms for protection at lightpath level. We design transparent MLR networks with dedicated protection and achieve significant c...
Demonstration of QoS-Aware Packet Protection via Cross- Layer OSNR Signaling
Networks protection and restoration Optical communications
2010/6/9
Quality-of-service aware packet protection is demonstrated using cross-layer signaling from a delay-line-interferometer-assisted optical-signal-to-noise-ratio monitor. 8×10 Gb/s wavelength-striped opt...
Multicast Protection in WDM Optical Networks with Scheduled Traffic
Multicast Protection WDM Optical Networks Scheduled Traffic
2009/7/17
We formulate and investigate the multicast tree protection in WDM optical networks with scheduled traffic. By optimizing the network resources jointly in space and time, survivable multicast sessions ...
Experimental Demonstration of QoS-Aware Cross-Layer Packet Protection Switching
QoS-Aware Cross-Layer Packet
2009/7/15
A cross-layer based, quality-of-service aware packet protection mechanism is experimentally demonstrated on an optical switching test-bed with 8×10-Gb/s wavelength-striped payloads. The scheme leverag...
Cross-Layer Simulations of Fast Packet Protection Mechanisms
Cross-Layer Simulations Protection Mechanisms
2009/7/15
Time-dependent inter-packet and intra-packet BER variations are implemented in the ns-2 network simulator to evaluate fast packet protection based on physical-layer monitoring through pre-FEC BER read...
Comparison of Hybrid WDM/TDM Passive Optical Networks (PONs) with Protection
Hybrid WDM/TDM Passive Optical Networks (PONs) Protection
2008/8/6
We present the evolution of PON protection and compare reliability performance related to investment and management cost for some representative cases. Our results can indicate the most cost efficient...