Design of efficient constrained codes and parity check codes for perpendicular magnetic recording channels
Design of efficient constrained codes and parity check codes for perpendicular magnetic recording channels
... DESIGN OF EFFICIENT CONSTRAINED CODES AND PARITY- CHECK CODES FOR PERPENDICULAR MAGNETIC RECORDING CHANNELS MOULAY RACHID ELIDRISSI (B Sc (Hons.), TELECOM INT) A THESIS SUBMITTED FOR THE ... that the design of efficient and powerful codes is key to designing a high-performance PRML system Therefore, our focus in this thesis is to design efficient constrained parity- check codes and effective ... Magnetic Data Storage 1.2 Perpendicular Magnetic Recording 1.3 Detection Techniques for Magnetic Recording 1.4 Constrained Codes 1.5 Parity- Check Codes and...
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Investigation on target design for perpendicular magnetic recording channels
... Analytical Approach for Optimum Target Design 39 3.1 Problem of Target Design 3.2 Cost Function for Optimum Target Design ………………………… 42 3.3 Novel Analytical Approach for Designing Optimum Target of Finite ... higher recording densities than the longitudinal one [4, 5] Consequently, the detection strategies need to be re-investigated for perpendicular recording channels, whose transition response is ... focus on PRML detection strategy for perpendicular recording at high densities, with and without emphasis on combating media noise 1.2 Introduction to Perpendicular Recording In magnetic recording...
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Contributions to the construction and decoding of non binary low density parity check codes
... CONTRIBUTIONS TO THE CONSTRUCTION AND DECODING OF NON- BINARY LOW- DENSITY PARITY- CHECK CODES NG KHAI SHENG (B.Eng.(Hons.), NUS) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING ... describes the decoding of binary and non- binary LDPC codes via the message-passing algorithm (MPA) The MPA will be described in detail for the nonbinary case For the nonbinary MPA, the fast Fourier ... to the FFT of the above messages, the elements are permuted to the appropriate arrangement to perform the FFT The results of the FFT of the codeto -check node messages are shown in Table 3.5 The...
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Design of efficient and elastic storage in the cloud
... this thesis to them iv v Design of Efficient and Elastic Storage in the Cloud by Vo Hoang Tam Submitted to the School of Computing in partial fulfillment of the requirements for the degree of Doctor ... between the two Distributed Indexing – the design of a comprehensive and efficient framework for providing DBMS-like indexes in the cloud In this thesis, we mainly describe the design and implementation ... without knowing the structure of the underlying network The indexing framework is also designed to ensure the efficiency of hopping between cluster nodes during index traversal, and reduce the maintenance...
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Báo cáo "Design of phase-coded transmitter and high sensitive receiver of radar system " doc
... VNU Journal of Science, Mathematics - Physics 25 (2009) 99-105 Experimental Block diagram of transmitter and receiver of a radar system is shown in the Fig.1 The code used in the transmitter ... amplifier The first and second stages have output power of 45 W and 90 W, corresponding, of a standard input 300 mW Fig shows arrangement of facilities in measurement that consists of high quality DC ... Lav Varshney, Radar System Components and System Design, Technical Report, Syracuse Research Corporation 2002 [2] Falih H Ahmad, Design of a High- Resolution, Coded, Portable Radar System, Technical...
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surface production operations - design of oil handling systems and facilities
... Surface Production Operations This page intentionally left blank Surface Production Operations Design of Oil Handling Systems and Facilities Ken Arnold AMEC Paragon, ... number of people helped to make possible this revised third edition of Surface Production Operations, Volume 1 Design of Oil and Water Handling Facilities A real debt is owed to the 45,000-plus professional ... addressing the design and operation of surface production facilities This text provides the basic concepts and techniques necessary to design, specify, and manage oil and gas production facilities...
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fabrication and design of resonant microdevices. micro and nanotechnologies, 2008, p.198
... Fabrication and Design of Resonant Microdevices Micro & Nano Technologies Series Editor: Jeremy Ramsden Professor of Nanotechnology Microsystems and Nanotechnology Centre, Department of Materials ... with quality factors of and 25 and identical resonant frequencies of ω0 = 1000 rad/sec Figure 1.4 The step response of a resonator with a Q of 25 and resonant frequency of ω0 = 1000 rad/sec device ... failure of Fabrication and Design of Resonant Microdevices a micromachined resonator after a number of cycles, or damp the resonator response to unacceptable levels References M Elwenspoek and R...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 1 pps
... Anti-Agglomerators, 10 7 CHAPTER S LTX Units and Line Heaters 10 9 LTX Units, 11 0 Line Heaters, 11 2 Heat Duty, 11 3 Fire-Tube Size, 11 5 Coil Sizing, 11 6 Choose Temperatures 11 6, Choose Coil Diameter 11 7, Choose ... Operations Design of Gas-Handing Systems and Facilities Ken Arnold Maurice Stewart SECOND EDITION Surface Production Operations VOLUME Design of Gas-Handling Systems and Facilities Copyright © 19 89, 19 99 ... Thickness 11 8, Coil Lengths 11 9 Standard Size Line Heaters, 12 0 Line Heater Design Example Problem, 12 2 CHAPTER Condensate Stabilization Partial Pressures, 13 1 Multistage Separation, 13 1 Multiple...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 2 doc
... 26 27 18 20 22 24 16 18 20 22 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 20 10 11 12 13 14 15 16 028 022 018 016 049 035 , 028 022 065 09 035 028 10 9 095 083 0 72 065 058 09 0 42 035 ,13 4 ... 0 .11 15 0 . 12 95 2. 0393 1. 99 02 1. 9 428 1. 89 72 1. 85 31 20 4 98 20 4 ,67 2. 0360 20 8 07 9 826 60 70 80 90 10 0 11 09.5 11 13.7 11 17.9 11 22 ,0 11 26 .1 0 .14 71 0 .16 45 0 .18 16 0 ,19 84 0. 21 4 9 1. 810 6 1. 7694 1. 729 6 1. 6 910 ... 327 2 327 2 327 2 327 2 327 2 327 2 327 2 327 2 327 2 327 2 3 927 3 927 3 927 3 927 523 6 523 6 523 6 523 6 Ft2 Internal Surface Per Ft Length 23 61 24 35 ,23 30 24 09 25 71 26 44 27 02 2775 2, 838 29 32 3 016 3089 322 5...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 3 pps
... psia at Boiling Point, Btu/lb 219 .22 210 . 41 1 83. 05 16 5.65 15 7. 53 15 3. 59 14 7 . 13 14 3. 95 13 6. 01 129. 53 12 3. 76 11 8.68 40 Design of GAS-HANDLING Systems and Facilities Natural Gas Sensible Heat Duty ... 672.6 34 3 .37 16 .0 43 667.8 707.0 30 .070 550.09 44.097 616 .3 666. 01 734 .98 529 58 .12 4 58 .12 4 550.7 765.65 490.4 72 .15 1 829 ,10 488.6 845.70 72 .15 1 86 .17 8 9 13 .70 436 .9 30 4 14 7 11 12.0 19 .48 37 4.6 680.5 ... 4. 03 1. 44 0.0 019 85.55 5.74 1. 79 0. 41 0. 41 0.20 0 . 13 0 .15 0 .15 10 0.00 Sum (Aj) B Molecular Weight C Critical Temp °R D Critical psia 547.87 10 71. 0 44. 010 4 93. 0 28. 0 13 227 .3 34.076 10 36 .0 672.6 34 3 .37 ...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 4 pdf
... 649 648 782 780 768 9 04 8 94 8 74 10 34 10 27 10 12 11 78 11 55 11 50 13 22 13 07 12 84 16 54 16 40 16 32 "IP-Tube No of Passes 0 2 12 19 25 10 18 24 36 49 64 34 48 62 83 10 0 12 0 78 98 11 6 14 2 16 6 14 5 13 8 16 6 ... 8 91 860 35.00 10 03 10 31 976 37.00 11 52 11 34 10 90 39.00 12 73 12 59 12 22 14 85 14 61 4. 0 20 14 34 45.00 17 21 1693 16 50 48 ,00 19 68 19 41 1902 51, 00 22 21 218 7 213 4 5.0 40 2502 246 5 2 41 4 3099 3069 3 010 ... 17 6 16 0 2 41 236 220 313 298 276 3 84 368 344 46 9 44 9 43 0 544 529 500 643 616 600 744 732 7 04 859 835 812 973 959 926 11 18 10 93 10 54 12 53 12 24 11 84 13 92 13 59 13 18 16 16 16 02 15 52 18 70 18 33 18 00 2 14 5...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 5 pps
... 60 .10 62.07 76 .10 10 6 .10 2,3 35 2,3 35 2,3 35 2,200 3 ,59 0 4,370 10 6 Design of GAS-HANDLING Systems and Facilities Water content (8,000 psig and 224°F)= 230 Ib/MMscf Water content (4,000 psig and 65 F) ... 0.3 0.000 019 0. 855 5 Methane 0. 95 Ethane 0. 057 4 0.72 0. 017 9 Propane 0. 25 Isobutane 0.00 41 0 . 15 0.72 0.00 41 n-Butane Infinity Pentane "1" 0.0063 1. 0000 Total Interpolating linearly, Y/K =1. 0at74 ]F ... 0. 81 0. 05 0.00 0. 01 0.00 0.00 0.87 0 .5 05 1. 22 Infinity 0.6 1. 22 Infinity Figure 4 -5 Approximate hydrate temperature formation (Courtesy of Smith Industries, Inc.) 10 0 Design of GAS-HANDLINCr Systems...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 6 potx
... T6" 1O-3"XXH 68 *0 31. 4 17 3 .1 28.0 7*78 3,000.000 60 "x20'0f 1 -2"XH 3440 7B.7 311 51. 8 10 ,11 0 2,000.000 eO^iWO" ie-2-xxn 7340 580 311 51. 8 11 . 360 7.000.000 60 "x20'0" 10 -3"XM 3200 66 .9 19 8 .1 51. 2 ... S3.B 70.9 10 .3 3. 61 6 1. 000.000 42" » 1, 000.000 42" « 1, 000.000 42"* 1, 000,000 42" x 4'«" 1. 500.000 48" * 7 '6" 1, 500.000 4'4" »2-2"XH 3440 93.4 16 6 17 .9 4. 060 4'4" 12 -r'XXH 7340 85.9 16 6 17 .9 4,725 ... 5OO.OOO r -6" tar-tr 10 " S'-O" V-9" r-er 11 / 16 " 790,000 y-tr \r-tr 12 " S'-O" r-r r-io" 11 / 16 " ,OOO OOO S-.8" 14 *-4" r-2- 11 '*" ,500.000 0" 17 6" 1' -4" ir -6" yjyy-tr 3.000,000 s-vr W-0" r-8" 12 ' -6" 4'...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 7 ppsx
... 0.00 013 Parts per Million by Volume Grains per lOOscf* 0 .13 0.008 0 .18 Milligrams per m3* 0,0 01 10 0.63 14 . 41 0,005 50 3 .15 72 . 07 0. 01 100 6.30 14 4 .14 0.02 200 12 .59 288.06 0.05 500 31. 49 72 0.49 ... threat*Reviewed for the 19 99 edition by K S Chiou of Paragon Engineering Services, Inc 15 1 15 2 Design of GAS-HANDLING Systems and Facilities Table 7 -1 Physiological Effects of H2S Concentrations ... Edition.) 14 0 Design of GAS-HANDLING Systems and Facilities Table 6 -1 Vapor Pressure and Relative Volatility of Various Components Component C, c> C3 i-C4 n-C4 i-C5 n-C5 Q" C7+ CO2 N, H7S Vapor...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 8 doc
... process is best suited for wet gas streams of 0.5 -15 MMscfd containing less than 10 0 ppm H2S 1 78 Design of GAS-HANDLING Systems and Facilities The advantages of amine-aldehyde condensates are water ... in the rich 16 8 Design of GAS-HANDLING Systems and Facilities Figure 7-5 Hot carbonate system for gas sweetening stream The high temperature of the system increases the solubility of KHCC>3, but ... flow diagram of the Claus® process The first stage of the process converts H2S to sulfur dioxide and Figure 7-7 Two-stage Claus process plant 17 4 Design of GAS-HANDLING Systems and Facilities...
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