Using a pair of phased antennas to improve UHF reception/transmission in tunnels

IEEE Antennas and Propagation Magazine

Volumn 42, Issue 5, 2000, Pages 40-47

  Coraiola, Alessandro ^a   Sturani, Bruno ^a  

^a SIRTI S P A   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

DIRECTIONAL PATTERNS (ANTENNA); ELECTROMAGNETIC WAVE POLARIZATION; FADING (RADIO); MOBILE RADIO SYSTEMS; RECEPTION QUALITY; TUNNELS; UHF DEVICES;

LAND MOBILE RADIO PROPAGATION; SINGLE ANTENNA METHOD; UNDERGROUND ELECTROMAGNETIC PROPAGATION;

ANTENNA PHASED ARRAYS;

EID: 0034290930     PISSN: 10459243     EISSN: None     Source Type: Journal    
DOI: 10.1109/74.883506     Document Type: Article

References (8)

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2. Ph. Maiage, M. Lienard, and P. Degauque "Theoretical and Experimental Approach of the Propagation of High Frequency Waves in Road Tunnels," IEEE Transactions on Antennas and Propagation, AP-42, 1, January 1994, pp. 75-81.
3. Samir F. Mahmoud and James R. Wait, "Geometrical Optical Approach for Electromagnetic Wave Propagation in Rectangular Mine Tunnels," Radio Science, 9, 12, December 1974, pp. 1147-1158.
4. P. Delogne, Leaky Feeders and Subsurface Radio Communications, (IEE Electromagnetic Waves Series), London, Peregrinus, 1982.
5. Y. Ohtaki, M. Sengoku, K. Sakurai, Y. Yamaguchi, T. Abe, "Propagation Characteristics in Open-Groove Waveguides Surrounded by Rough Sidewalls," IEEE Transactions on Electromagnetic Compatibility, EMC-32, 3, August 1990, pp. 177-184.
6. S. Ramo, J. R. Whinnery, T. Van Duzer "Fields and Waves in Communication Electronics," New York, John Wiley & Sons, 1965.
7. Alfred G. Emsilie, Robert L. Lagace, and Peter F. Strong, "Theory of the Propagation of UHF Radio Waves in Coal Mine Tunnels," IEEE Transactions on Antennas and Propagation, AP-23, 2, March 1975.
8. J. S. Lamminmaki, J. J. A. Lempiainen, "Radio Propagation Characteristics in Curved Tunnels," IEE Proc. Microw: Antennas Propag., 145, 4, August 1998.