Patent ID: 6278414
Filing Date: 2001-08-21
Classification: H01Q

Abstract:
A helical antenna comprising a radiator portion having one or more helically wound radiators operating at pre-selected frequencies with first and second ends extending from a first end to a second end of the radiator portion, each of said one or more radiators comprising:at least one first radiator segment extending from the first end of the radiator portion toward the second end of the radiator portion;at least one second radiator segment adjacent to said first radiator segment and extending from the second end toward the first end of the radiator portion where it terminates as the end of the radiator, being spaced apart from and overlapping along a length of said first radiator segment; andat least one third radiator segment connecting said first radiator segment and said second radiator segment in series adjacent said second radiator portion end to form a complete radiator structure that is directed toward said second end radiator portion and then redirected back toward said first radiator portion end where it terminates.