Advanced measurement techniques in optical fiber sensor and communication systems

... 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 generation and measurement, long distance FBG sensor system and CD ... summarized in the 15th Optical Fiber Sensors (OFS) Conference as the technologies involved in Fig 1.3 In section 1.2.1, the most popular topic in optical fiber sensors, fiber grating sensor technology,...

Development of temporal phase analysis techniques in optical measurement

... variation of point B5; (b) wrapped phase value of point B5 and (c) continuous phase profile after unwrapping (point B5) 146 (a) Wrapped phase in spatial coordinate at 0.12s; (b) continuous phase ... value of point A6; (c) continuous phase profile after unwrapping (point A6) 151 Figure 5.46 (a) Wrapped phase in spatial coordinate at 0.092s; (b) continuous phase map obtained by phase scanning ... Method Phase Shifting Spatial Phase Analysis Carrier Fringe Technique Fourier analysis Temporal Phase Analysis Fringe Tracking Phase Scanning Method Fourier analysis Wavelet Wavelet Figure 1.1 Fringe...

IMAGING AND RADIOANALYTICAL TECHNIQUES IN INTERDISCIPLINARY RESEARCH -FUNDAMENTALS AND CUTTING EDGE APPLICATIONS potx

... IMAGING AND RADIOANALYTICAL TECHNIQUES IN INTERDISCIPLINARY RESEARCH FUNDAMENTALS AND CUTTING EDGE APPLICATIONS Edited by Faycal Kharfi Imaging and Radioanalytical Techniques in Interdisciplinary ... basis: Extrinsic, Intrinsic or Non-image based (calibrated coordinate systems); 19 20 Imaging and Radioanalytical Techniques in Interdisciplinary Research - Fundamentals and Cutting Edge Applications ... www.intechopen.com Additional hard copies can be obtained from orders@intechopen.com Imaging and Radioanalytical Techniques in Interdisciplinary Research - Fundamentals and Cutting Edge Applications, ...

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Advanced Transmission Techniques in WiMAX Part 1 pot

... DCS (17 10 -18 80 MHz), PCS (18 50 -19 90 MHz), UMTS 210 0 (19 20- 217 0 MHz), WLAN + Bluetooth (2400-2480 MHz), WiMAX (2500-2690 MHz), HiperLAN/2 in Europe ( 515 0-5350 / 5470-5725 MHz) and IEEE 802 .11 a in ... Between 802 .16 e & 802 .11 s Tarek Bchini and Mina Ouabiba 295 297 Inter-Domain Handover in WiMAX Networks Using Optimized Fast Mobile IPv6 319 Seyyed Masoud Seyyedoshohadaei, Borhanuddin Mohd Ali ... Advanced Transmission Techniques in WiMAX Edited by Roberto C Hincapie and Javier E Sierra Published by InTech Janeza Trdine 9, 510 00 Rijeka, Croatia Copyright © 2 011 InTech All chapters...

Advanced Transmission Techniques in WiMAX Part 2 ppt

... 1600–3000 58.5, 1 620 29 60 58 .2, 1630 29 70 7.5, 4880– 526 0 5.8, 5180–5490 16.1, 5040–5 920 Fig 15(b) 26 26 26 2 20 20 20 - 6.0 8.0 10 61.4, 1570 29 60 49.4, 1600 26 50 51 .2, 1570 26 50 13 .2, 520 0–5935 10.0, ... 3.3 2. 3 3.3 2. 9 3.5 1.6 1.8 1.1 1.8 1.3 2. 2 2. 1 Table Summarized results of the antenna gains Antenna Gain (dBi) Iteration 3.1 2. 5 3.3 2. 1 3.3 2. 8 3.5 1.5 2. 2 1.7 2. 4 2. 2 N/A N/A Iteration 3.1 2. 7 ... 20 04, 20 05, 20 08; Sari-Kha et al., 20 06; Jirasakulporn, 20 Advanced Transmission Techniques in WiMAX 20 08), CPW-fed printed monopole (Chaimool et al., 20 09; Moekham et al., 20 11) and fractal techniques...

Advanced Transmission Techniques in WiMAX Part 3 docx

... the reflector and the feed line is influential in determining the operating frequency of the antenna If the height is larger than 52 Advanced Transmission Techniques in WiMAX its optimized height, ... results in different gain and HPBW By turning ON the first switch of the EBRS, gain and HPBW of 4.85 dB and -65° to 70° are obtained respectively, as shown in figure 3( a) While in figure 3( b), turning ... systems Moreover, we will introduce two novel techniques that 60 Advanced Transmission Techniques in WiMAX Will-be-set-by -IN- TECH aim to supress the effects of the nonlinearities in MIMO-OFDM The former...

Advanced Transmission Techniques in WiMAX Part 4 ppt

... 300 40 0 500 600 Time(sec) 700 800 900 1000 (3.1) 86 Advanced Transmission Techniques in WiMAX -9 14 jitter mean x 10 mean over 64 seconds 12 10 me -2 -4 -6 2000 40 00 6000 8000 10000 12000 140 00 ... oscillating frequency controlling algorithm 84 Advanced Transmission Techniques in WiMAX 3.2 Clock reference controlling scheme The controlling scheme is a hybrid one, using both analog and digital ... + un ( 14) 72 14 Advanced Transmission Techniques in WiMAX Will-be-set-by -IN- TECH 10 linear HPA conventional rx(0 it.) 1st iteration −1 10 2nd iteration 3rd iteration −2 BER 10 −3 10 4 10 −5...

Advanced Transmission Techniques in WiMAX Part 6 pdf

... Amplitude Modulation Single Input Multiple Output Single Input Single Output Spatial Multiplexing Signal To Noise Ratio 1 26 STBC TACS TDD UPA ZF Advanced Transmission Techniques in WiMAX Space-Time ... because both of them are required for 4TX combining 138 Advanced Transmission Techniques in WiMAX Symbol level Buffer Subpacket Combining Soft Bit demapping    h0 s       h1 s1    y odd ... find an efficient MIMO scheme for retransmission to combat the ill-ranked channel and enhancing the reliability In IEEE 802.16e [WiMAX 2007] standard, Space Time Coding (STC) subpacket combining,...

Advanced Transmission Techniques in WiMAX Part 10 ppt

... multiplied with a part of the frame This frame can be 218 Advanced Transmission Techniques in WiMAX in Gaussian shape, cosine, Kaiser or Hanning window, respectively In companding method the OFDM ... signal into digital format and then expands it The companding method has application in speech processing where high peaks occur infrequently In PTS, by partitioning the input signal and applying ... different DSI method from the one in (Ryu, et al 2004), where the TE is always 100 % 226 Advanced Transmission Techniques in WiMAX 3.5 Dummy Sequence Insertion with Partial Transmit Sequence (DSI-PTS)...

Advanced Transmission Techniques in WiMAX Part 14 docx

... defined in OFHS instead of reactive mode defined in the RFC5270 The semi-predictive mode procedure is shown in Fig Fig OFHS Handover Procedure, Semi-Predictive Mode Inter-Domain Handover in WiMAX ... receiving the FBack, the mobile node link layer is signalled by its network layer through a LSW to manage handover by sending a Mobile 326 Advanced Transmission Techniques in WiMAX handover indication ... contains the network topology and static link layer information When the mobile node discovers a new base Inter-Domain Handover in WiMAX Networks Using Optimized Fast Mobile IPv6 325 station in...

Optical Fiber Communications and Devicesan incorrectly Part 3 potx

... (6) 60 Optical Fiber Communications and Devices Pulse intensity Pulse intensity Chirp Optical phase (a) Pulse intensity and optical phase (b) Pulse intensity and chirp Fig Pulse intensity, optical ... Xilinx Spartan FPGA Tx HFBR-53D5 Transceiver Rx Multimode couplers BER Meter 100m MMF 50/125 um Fig 15 The tested optical path N 48 Optical Fiber Communications and Devices The tested optical ... transmission rate limitations and is suitable for transmission rates of 100 Mbps 44 Optical Fiber Communications and Devices 3. 3 Medium access in CSMA/CA networks A need of all -optical networks has prompted...

Optical Fiber Communications and Devicesan incorrectly Part 4 pot

... 20 Estimated and approximated curve 74 Optical Fiber Communications and Devices f ( x )  ax  bx  cx  dx  e (15) a = -3 .48 2 ·10- 14; b = -6.588·10-11; c = 4. 202·10-07; d = 0.00 143 5; e = 3.673 ... induced by DML becomes too large and causes an error in pulse reconstruction 70 Optical Fiber Communications and Devices 4. 2 C and D cases: Transient dominated laser C and D Cases use transient chirp ... Negative Dispersion Fiber IEEE Photon Technol Lett., VOL 14, NO 76 Optical Fiber Communications and Devices L.-S Yan, C Yu, Y.Wang, T Luo, L Paraschis, Y Shi, and A E Willner.(2005) 40 -Gb/s Transmission...

Optical Fiber Communications and Devicesan incorrectly Part 5 pot

... Optical Fiber Communications and Devices - 15 -20 -10 -20 - 25 -30 -30 -40 Total rx power [dBm] OSA power [dBm] -10 10 - 35 154 0 154 5 155 0 155 5 156 0 156 5 Wavelength [nm] Fig Left: received optical spectrum ... 9) 16 -10 14 -20 12 -30 -40 10 -50 154 0 20log(Q) [dB] Power mon [dBm] 154 5 155 0 155 5 Wavelength [nm] 156 0 156 5 Fig 12 Spectrum at the transmitter output, with band numeration shown (left-y axis) ... 21 nm bandwidth Fig 10 also shows the OSNR for the 7th band (containing subcarrier #48) measured at the 110 12 25 13 13 .5 20 σ1 15 σ2 10 Raman Gain [dB] Raman Pump Power [W] Optical Fiber Communications...

Optical Fiber Communications and Devicesan incorrectly Part 7 ppt

... Science and Network Security 9(3): 72 78 Ab-Rahman, M S., H Guna, et al (2009) "Fabrication and Characterization of Optical 1x12 Fused-Taper-Twisted Polymer Optical Fiber Splitters." Journal of Optical ... Electrical Engineering and Informatics, Selangor, Malaysia 162 Optical Fiber Communications and Devices Appajaiah, A., V Wachtendorf, et al (20 07) "Climatic exposure of polymer optical fibers: Thermooxidative ... and an inexpensive GT-WDM-POF network, price will never be a main problem to install CCTV system anymore 160 Optical Fiber Communications and Devices Fig 17 Application for home networking and...

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