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| Number | Title | Issue Date |
| 7065379 | Portable radio terminal equipment having conductor for preventing radiation loss A portable radio terminal where the total length of a terminal body and an antenna is less than ½ wavelength. The terminal equipment includes a conductor connected to a printed circuit board in the terminal body so that an electrical equivalent length is ½ wavelen... | 06/20/2006 |
| 6356235 | Ground based antenna assembly A ground-based antenna assembly (10) is provided that includes an assembly base (14) defining a substantially horizontal plane (18) and configured for attachment to a residential, commercial or governmental structure. The ground-based antenna (10) also in... | 03/12/2002 |
| 5627551 | Antennas for surface mounting and method of adjusting frequency thereof An antenna adapted for surface mounting has a dielectric substrate on which are attached at least one primary grounding electrode and a connector electrode which together serve as a capacitor, at least one secondary grounding electrode formed adjacent to ... | 05/06/1997 |
| 5510802 | Surface-mountable antenna unit A surface-mountable antenna unit including a dielectric substrate having a rectangular plane shape which is provided on a side surface and/or a bottom surface thereof with a ground electrode, and a radiator, provided with a radiating part having a substan... | 04/23/1996 |
| 4999640 | Aerostat tether lighting apparatus Lighting devices for an aerostat tether wherein the tether is used as a communication antenna. The lighting apparatus includes a split core transformer having a plurality of turns of secondary winding with the electrical portion of the tether constituting... | 03/12/1991 |
| 4926189 | High-gain single- and dual-polarized antennas employing gridded printed-circuit elements A gridded radiating element for printed circuit antennas employing capacitive coupling of radiating elements to feedlines. The radiating element is formed of a grid wherein a metallization region is etched selectively to yield a plurality of metal strips ... | 05/15/1990 |
| 4903036 | VLF communication system A VLF communication system which utilizes the tether of an aerostat system as the VLF antenna. The aerostat is flown at an altitude such that the tether is approximately a quarter wavelength of the operating frequency and the transmitter signal is coupled... | 02/20/1990 |
| 4476576 | VLF Communication system A VLF communication system which utilizes the electrically conducting portions of an electromechanical cable connected to a deployed aerostat and acting as its tether so as to additionally serve as the VLF antenna.... | 10/09/1984 |
