|
| US4124852 | 24. Jan. 1977 | 7. Nov. 1978 | Raytheon Company | Phased power switching system for scanning antenna array |
| US4213132 | 19. Juli 1978 | 15. Juli 1980 | Motorola, Inc. | Antenna system with multiple frequency inputs |
| US4213133 | 13. Nov. 1978 | 15. Juli 1980 | Tokyo Shibaura Denki Kabushiki Kaisha | Linear antenna arrays |
| US4231040 | 11. Dez. 1978 | 28. Okt. 1980 | Motorola, Inc. | Simultaneous multiple beam antenna array matrix and method thereof |
| US4356462 | 19. Nov. 1980 | 26. Okt. 1982 | RCA Corporation | Circuit for frequency scan antenna element |
| US4472691 | 1. Juni 1982 | 18. Sept. 1984 | RCA Corporation | Power divider/combiner circuit as for use in a switching matrix |
| US4584581 | 5. Apr. 1982 | 22. Apr. 1986 | Radio Research Laboratories, Ministry of Posts and Telecommunications | Beam forming network for multibeam array antenna |
| US4633259 | 10. Juli 1984 | 30. Dez. 1986 | Westinghouse Electric Corp. | Lossless orthogonal beam forming network |
| US4638317 | 19. Juni 1984 | 20. Jan. 1987 | Westinghouse Electric Corp. | Orthogonal beam forming network |
| US4646099 | 28. Sept. 1983 | 24. Febr. 1987 | Sanders Associates, Inc. | Three-dimensional fourier-transform device |
| US4837574 | 17. Apr. 1987 | 6. Juni 1989 | The Boeing Company | Near-field monostatic intrusion detection system |
| US4876548 | 19. Dez. 1986 | 24. Okt. 1989 | Hazeltine Corp. | Phased array antenna with couplers in spatial filter arrangement |
| US4951061 | 1. Juni 1989 | 21. Aug. 1990 | Her Majesty the Queen in right of Canada, as represented by Minister of National Defence of Her Majesty's Canadian Government | Two dimensional acousto-optic signal processor using circular antenna array and a butler matrix |
| US5214436 | 25. Febr. 1992 | 25. Mai 1993 | Hazeltine Corp. | Aircraft antenna with coning and banking correction |
| US5243358 | 11. Jan. 1993 | 7. Sept. 1993 | Ball Corporation | Directional scanning circular phased array antenna |
| US5294939 | 11. Jan. 1993 | 15. März 1994 | Ball Corporation | Electronically reconfigurable antenna |
| US5369413 | 2. Juli 1993 | 29. Nov. 1994 | Hazeltine Corp. | Q equalization in dual-element end-fire array antennas |
| US5856810 | 2. Okt. 1996 | 5. Jan. 1999 | GEC-Marconi Hazeltine Corp. Electronic Systems Division | Low sidelobe multi-beam lossless feed networks for array antennas |
| US6965279 | 18. Juli 2003 | 15. Nov. 2005 | EMS Technologies, Inc. | Double-sided, edge-mounted stripline signal processing modules and modular network |
| US7420507 | 26. Okt. 2004 | 2. Sept. 2008 | Qinetiq Limited | Phased array antenna systems with controllable electrical tilt |
| US7595688 | 31. Okt. 2007 | 29. Sept. 2009 | Raytheon Company | High power commutating multiple output amplifier system |
| US8055216 | 27. März 2009 | 8. Nov. 2011 | Sony Ericsson Mobile Communications AB | Antenna matching for MIMO transceivers |
| USH2109 | 3. Apr. -98 | | The United States of America as represented by the Secretary of the Air Force | Passive microwave direction finding with monobit fourier transformation receiver and matrix coupled antenna |