Patent · US Expired

Phase compensated field-cancelling nested loop antenna

US6970141B2 · kind B2 · utility

47Cited by
12References
46Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 2003
Grant dateNov 29, 2005
Priority date
Expiry dateJul 13, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q21/29
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A phase compensated loop antenna having phase compensation elements distributed along the length thereof. The phase compensation elements compensate for current variations along the antenna length resulting from increasing the length of the antenna. A nested loop configuration incorporating at least one phase compensated loop antenna is also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.