Reduced sidelobe four-beam N-element antenna arrays fed by 4 × N butler matrices

IEEE Antennas and Wireless Propagation Letters

Volumn 5, Issue 1, 2006, Pages 430-434

  Gruszczyński, Slawomir ^a   Wincza, Krzysztof ^a   Sachse, Krzysztof ^a  

^a WROCLAW UNIVERSITY OF TECHNOLOGY   (Poland)

Author keywords

Butler matrices; Feeding networks; Multibeam antennas; Reduced sidelobe antenna arrays

Indexed keywords

AMPLITUDE DISTRIBUTIONS; BUTLER MATRICES; ELEMENT ANTENNA; FEEDING NETWORKS; LOSSLESS; LOSSLESS NETWORKS; LOSSY NETWORKS; MULTI-BEAM; NOVEL CONCEPT; POWER DIVIDER; RADIATING ELEMENTS; RADIATION PATTERNS; SIDE LOBES; SIDELOBE LEVELS;

ACOUSTIC ARRAYS; ANTENNA ARRAYS; ANTENNA FEEDERS; BUTLER MATRIX; FEEDING; MULTIBEAM ANTENNAS;

DIRECTIONAL PATTERNS (ANTENNA);

EID: 38849116502     PISSN: 15361225     EISSN: None     Source Type: Journal    
DOI: 10.1109/LAWP.2006.885015     Document Type: Article

References (7)

1. J. Butler and R. Lowe, "Beam-forming matrix simplifies design of electronically scanned antennas," Electron. Des., vol. 9, pp. 170-173, Apr. 1961.
2. A. Fragola, M. Orefice, and M. Pirola, "A modified Butler matrix for tapered excitation of scanned arrays," in Proc. Antennas and Propagation Society Int. Symp., vol. 4, Jul. 2001, pp. 784-787.
3. E. C. DuFort, "Optimum low sidelobe high crossover multiple beam antennas," IEEE Trans. Antennas Propag., vol. AP-33, no. 9, pp. 946-954, Sep. 1985.
4. W. R. Li, C. Y. Chu, K. H. Lin, and S. F. Chang, "Switched-beam antenna based on modified Butler matrix with low sidelobe level," Electron. Lett., vol. 40, no. 5, pp. 290-292, Mar. 2004.
5. K. Wincza, S. Gruszczyński, and K. Sachse, "Reduced sidelobe fourbeam antenna array fed by modified Butler matrix," Electron. Lett., vol. 42, no. 9, pp. 508-509, Apr. 2006.
6. J. P. Shelton, "Reduced sidelobes for Butler-matrix-fed linear arrays," IEEE Trans. Antennas Propag., vol. AP-17, no. 5, pp. 645-647, Sep. 1969.
7. K. Wincza and S. Gruszczyński, "A broadband 4 × 4 Butler matrix for modern-day antennas," in Proc. 35th European Microwave Conf., Paris, France, Oct. 2005, pp. 1331-1334.