Fundamentals of Digital Television Transmission phần 9 potx

... Study of Wave Propagation at 850Mc/s,” Proc. IRE, Vol. 41, No. 3, May 195 3, pp. 595 –611. 17 A. Bloomquist and L. Ladell, “Prediction and Calculation of Transmission Loss in Different Types of Terrain,” ... (km) Calculated R110 FCC(50 ,90 ) Figure 8- 19. Comparison: calculated and FCC. Ch 53 30 40 50 60 70 80 90 100 0 102030405060708 090 Field strength (dBu) Distance (km) FCC(50 ,...

Ngày tải lên: 14/08/2014, 16:20

... 0.187 9 1 89 88.88 0. 090 43 647 42 .91 0.188 10 195 87.30 0. 092 44 653 42.67 0. 190 11 201 85.80 0. 093 45 6 59 42.43 0. 191 12 207 84.36 0. 095 46 665 42.20 0. 192 13 213 82 .99 0. 096 47 671 41 .96 0. 193 14 ... 473 51 .91 0.155 48 677 41.73 0. 194 15 4 79 51.52 0.156 49 683 41.51 0. 195 16 485 51.13 0.158 50 6 89 41. 29 0. 196 17 491 50.75 0.1 59 51 695 41.07 0. 197...

Ngày tải lên: 14/08/2014, 16:20

... equipment manufacturer. Fundamentals of Digital Television Transmission. Gerald W. Collins, PE Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-471- 391 99- 9 (Hardback); 0-471-21376-4 (Electronic) 1 DIGITAL TELEVISION TRANSMISSION ... Services Digital Broadcasting (ISDB-T),” ITU Document 11A/Jxx-E, March 30, 199 9. 3 The upper and lower channel edges occupy the bandwidt...

Ngày tải lên: 14/08/2014, 16:20

... mistakes the value of the transmitted symbols. Fundamentals of Digital Television Transmission. Gerald W. Collins, PE Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-471- 391 99- 9 (Hardback); ... effect of antenna noise temperature, T a , 6 Transmission Performance of ISDB-T,” ITU-R Document 11A/Jyy-E, May 14, 199 9. 7 Yiyan Wu, “Performance Comparison of ATSC 8-VSB...

Ngày tải lên: 14/08/2014, 16:20

... Handbook, 9th ed., National Association of Broadcasters, Melbourne, Fla, 199 9; “Transmitters for Analog Television, ” in Encyclopedia of Electrical and Electronics Engineering, Wiley, New York, 199 9; ... John Wiley & Sons, Inc. ISBNs: 0-471- 391 99- 9 (Hardback); 0-471-21376-4 (Electronic) 4 TRANSMITTERS FOR DIGITAL TELEVISION 1 The introduction of digital TV has continued...

Ngày tải lên: 14/08/2014, 16:20

... 98 .33 0. 097 15 4 79 97.56 0. 098 16 485 96 .82 0. 099 17 491 96 .08 0.100 18 497 95 .36 0.101 19 503 94 .66 0.101 20 5 09 93 .96 0.102 21 515 93 .28 0.103 22 521 92 .61 0.104 23 527 91 .96 0.104 24 533 91 .31 ... 0.152 66 785 41 .91 0.182 33 587 49. 78 0.153 67 791 41.72 0.183 34 593 49. 49 0.154 68 797 41.53 0.184 35 599 49. 19 0.155 69 803 41.34 0.185 Fundamentals o...

Ngày tải lên: 14/08/2014, 16:20

... 180 D /l=.0318 D /l=.0637 D /l=. 095 5 D /l=.1273 D /l=.1 592 D /l=. 191 0 D /l=.2546 D /l=. 296 5 D /l=.2228 Figure 7- 29. Azimuthal variation of phase for single slot in small cylinders. [From Ref. 11  199 4 IRE (now IEEE); ... ANTENNAS FOR DIGITAL TELEVISION f = 0° f=270° f=180° f =90 ° 10 5 D /l = 0.5 f = 0° f=270° f=180° f =90 ° 5 D /l = 1.25 f = 0° f=270° f=180° f =90 ° 10 5 D /...

Ngày tải lên: 14/08/2014, 16:20

... ground, I 2 I 1 D I 1 I 2 D1 Fundamentals of Digital Television Transmission. Gerald W. Collins, PE Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-471- 391 99- 9 (Hardback); 0-471-21376-4 ... December 193 5, p. 15 09. 7 B. Trevor and P.S. Carter, “Propagation of Waves,” Proc. IRE, Vol. 21, No. 3, March 193 3, p. 15 09. 188 TRANSMITTING ANTENNAS FOR DIGITAL TELEVISION...

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... 176, 178, 1 79, 194 – 196 , 198 batwing, 194 – 197 beam tilt, 154 –156, 158, 161, 168, 185, 193 , 198 beamwidth, 153, 155, 165, 1 69, 172, 177, 1 79, 186, 196 current distribution, 166, 176, 177, 188, 193 dipole, ... 85, 87– 89, 91 95 , 97 99 AM/AM conversion, 39, 40, 41, 72 AM/PM conversion, 39, 40, 72 Antenna: aperture, 153, 155, 172, 186, 196 – 198 array factor, 155, 160, 161, 1...

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... determine a number of properties of CCS and CSP processes, including observational equivalence and bisimilarity. The propositions concerning equivalence of the various versions of the subsystem ... sharing processes: 6.3 Virtual Storage 297 Proof. The operation MarkPageAsIn occurs within the scope of the univer- sal quantifier which ranges over elements of PAGESPEC . These element...

Ngày tải lên: 23/07/2014, 23:20