| Patent Number |
Title Of Patent |
Date Issued |
| H27 |
Integrable broadside power divider |
March 4, 1986 |
| A stripline printed circuit power divider is disclosed disposed on opposite ides of a central dielectric substrate in a three substrate layered stripline orientation. An electrically coupled, coplanar, dual lead of the power divider disposed on opposite sides of the central dielectric |
| 4901039 |
Coupled strip line circuit |
February 13, 1990 |
| A strip line circuit assembly consisting of a first and second strip line ch comprised of three dielectric layers having conductor strips on either side of the center layer and ground planes on the outsides of the outer layers which sandwich the center layer except for an open central po |
| 4737740 |
Discontinuous-taper directional coupler |
April 12, 1988 |
| A stripline coupler exhibiting higher coupling coefficients and improved ttering properties in the plus 10 Ghz range, utilizes a section of discrete areal dimension in each of two tapered striplines, such that said sections form a discontinuity in the taper, in conjunction with perf |
| 4609888 |
Direction finding antenna interface |
September 2, 1986 |
| A microwave direction finding antenna interface is disclosed which is cape of operating over multioctave bandwidth with an upper frequency limit exceeding forty gigahertz. The antenna, feed circuit/transformer and arithmetic network have non-interrupted TEM electrical paths of strip |
| 4525720 |
Integrated spiral antenna and printed circuit balun |
June 25, 1985 |
| A unidirection circularly polarized dual armed spiral antenna of a stripl printed circuit configuration is disclosed. The antenna is powered by a planar, edge connected, balun. The radial arms may be configured to spiral in any one of a multiplicity of different patterns and are not |
| 4309706 |
Wideband direction-finding system |
January 5, 1982 |
| A wideband direction finding system consisting of a spiral antenna and an ray of towel bar antennas coupled together and driven from a single source and designed to operate over a wide band of frequencies as a circularly-polarized, two-channel mono-pulse system. |
