Optical performance monitoring in high speed optical communication systems

... OBPF Optical Band-pass Filter ODI Optical Delay Interferometer OEO Optical- Electrical -Optical OOK On-Off Keying OPM Optical Performance Monitoring OSNR Optical Signal-to-Noise Ratio OTF Optical ... OSNR monitoring and CD monitoring techniques In addition, time alignment of optical transmitter is also investigated Optical Signal to Noise Ratio Monitoring Among the...

Ngày tải lên: 09/09/2015, 08:17

... MANAGEMENT OF FIBER PHYSICAL EFFECTS IN HIGH- SPEED OPTICAL COMMUNICATION AND SENSOR SYSTEMS YANG JING (B Eng., Xi’an Jiaotong University, China) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF ... in both optical transmission and sensor systems In this chapter, the physical effects of optical fibers are introduced in section 1.1 The limitation...

Ngày tải lên: 11/09/2015, 10:01

... requires high speed data communication within data-centers and high performance computers [3] The optical communication systems can be divided into two categories based on their detection method One ... that employ optical fibers for information transmission The carrier frequencies for optical communication systems are in the range of 100 THz which is the visibl...

Ngày tải lên: 12/09/2015, 09:28

... different advanced modulation formats in systems which include not only AWGN noise but also linear phase noises –3– Study on Advanced Modulation Formats in Coherent Optical Communication Systems ... –20– Study on Advanced Modulation Formats in Coherent Optical Communication Systems Chapter Performance Analysis of 4-Point Modulation Formats...

Ngày tải lên: 09/09/2015, 10:15

... iteratively in the algorithm described in the next section COMBINED DOWNLINK POWER CONTROL AND JOINT MULTICODE RECEIVERS In this section, we propose to combine the downlink power control and the joint multicode ... the downlink power control such as [17–19] In [17], the authors studied the joint optimal power control and beamforming in wireles...

Ngày tải lên: 22/06/2014, 22:20

... thesis modeling and simulation efforts are devoted to developing numerical methods for the electrical analysis of high- speed interconnects and multilayer circuits 1.1 Background 1.1.1 High- Speed Interconnects ... developing numerical methods for the electrical analysis of high- speed interconnects requiring full-wave modeling and multilayer ci...

Ngày tải lên: 16/09/2015, 15:55

... 84.41 N (IPs) Figure Single processing and parallel processing We see that the decoding time to find Hot- IPs is acceptable We can apply this solution in ISP networks to detect Hot- IPs in real ... risks in network Detecting risks at an area can help to early warning to others In our previous works in [6-7], we proved that we can fast detect Hot- IPs in network usin...

Ngày tải lên: 09/10/2015, 06:39

... Brief History of Wireless Optical Communications Figure 1.1 An indoor wireless optical communication system Figure 1.1 presents a diagram of a typical indoor wireless optical communications scenario ... Wireless Optical Communication Systems This page intentionally left blank WIRELESS OPTICAL COMMUNICATION SYSTEMS STEVE HRANILOVIC Assistant Professor ... Introduc...

Ngày tải lên: 23/10/2015, 20:19

... Advances in Signal Processing [25] K M Wu and C L Wang, “Soft-input soft-output partial parallel interference cancellation for DS-CDMA systems, ” in Proceedings of the International Conference on Communications ... selection/maximal ratio combining and synchronous DS-CDMA, and recall the main functioning EURASIP Journal on Advances in Signal Processing principles o...

Ngày tải lên: 21/06/2014, 05:20

... results of these simulations are shown in NOVAK: ANALYSIS OF VERY- HIGH- RESISTANCE GROUNDING 109 Fig Line-to-ground voltages for a grounding resistor current limit of 0.5 A and a 1.7-H fault inductance ... systems in underground coal mines,” U.S Bureau of Mines, Washington, DC, Final Rep for U.S Bureau of Mines Contract HO111465, 1972 [10] B Bridger Jr., High- resi...

Ngày tải lên: 26/11/2015, 09:40

... temperature sensor is about oC; and the vibration measurement range is from Hz to 1000 Hz After introducing the measurement techniques in fiber optic sensor systems, measurement techniques in optical communication ... several advanced measurement techniques in optical communication and fiber sensor systems are introduced, especially in pulse ge...

Ngày tải lên: 10/09/2015, 08:41

... valuable to improve the performance of TCP in these networks In this thesis, three major trends are noticed in the ever expanding Internet Firstly, more and more users are accessing the Internet through ... also running on these hosts An intelligent TCP should also handle the heterogeneity in these aspects Furthermore, the Internet also keeps changing continuou...

Ngày tải lên: 14/09/2015, 08:44

... arrangements of flow third tank Figure Schematic diagram for improvement of water quality by removal of SS and biological filtration in closed water bodies a a: screw motor Ｍ b: biological carrier ... Water and Environment Technology, Vol.1, No.2, 2003 Conclusion The experiment on improving water quality was carried out by removal of SS and biol...

Ngày tải lên: 05/09/2013, 08:40

... The weakest link If you consider the entire structured cabling Channel, from the PC to the switch, the weakest link is the modular plug This is the point that has the potential for the lowest ... They all appear structured cabling system to the active makes the performance of the patch cord similar, and all have official-looking certifi- components They...

Ngày tải lên: 26/10/2013, 19:15

... The weakest link If you consider the entire structured cabling Channel, from the PC to the switch, the weakest link is the modular plug This is the point that has the potential for the lowest ... They all appear structured cabling system to the active makes the performance of the patch cord similar, and all have official-looking certifi- components They...

Ngày tải lên: 16/01/2014, 21:20