Number | Name | Date | Kind |
---|---|---|---|
3710281 | Thomas | Jan 1973 | |
3783385 | Dunn et al. | Jan 1974 | |
3964065 | Roberts et al. | Jun 1976 | |
4091387 | Profera | May 1978 | |
4163974 | Profera | Aug 1979 | |
4165497 | Irons | Aug 1979 | |
4317229 | Craig et al. | Feb 1982 | |
4603408 | Singhal et al. | Jul 1986 | |
4647868 | Mueller | Mar 1987 | |
4694484 | Atkinson et al. | Sep 1987 | |
4704734 | Menich et al. | Nov 1987 | |
4728956 | Wallington | Mar 1988 | |
4761822 | Maile | Aug 1988 | |
4774481 | Edwards et al. | Sep 1988 | |
4785267 | Covill | Nov 1988 | |
4814730 | Via et al. | Mar 1989 | |
4835496 | Schellenberg et al. | May 1989 | |
4932049 | Lee | Jun 1990 | |
5032804 | Hollingsworth | Jul 1991 | |
5067147 | Lee | Nov 1991 | |
5070304 | Salib et al. | Dec 1991 | |
5111166 | Plonka et al. | May 1992 | |
5162804 | Uyeda | Nov 1992 | |
5175878 | Davis et al. | Dec 1992 | |
5187447 | Tsai | Feb 1993 | |
5193109 | Lee | Mar 1993 | |
5214394 | Wong | May 1993 | |
5222246 | Wolkstein | Jun 1993 | |
5243598 | Lee | Sep 1993 | |
5302914 | Arntz et al. | Apr 1994 | |
5303240 | Borras et al. | Apr 1994 | |
5304943 | Koontz | Apr 1994 | |
5313174 | Edwards | May 1994 |
Number | Date | Country |
---|---|---|
0352787 | Jan 1990 | EPX |
0364190 | Apr 1990 | EPX |
0593822 | Apr 1994 | EPX |
0639035 | Feb 1995 | EPX |
9107019 | May 1991 | WOX |
9312590 | Jun 1993 | WOX |
Entry |
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"The Performance Enhancement of Multibeam Adaptive Base-Station Antennas for Cellular Land Mobile Radio Systems" Swales et al. IEE Transactions On Vehicular Technology, vol. 39, No. 1, Feb. 1990. |