Patent · US Active

Loop antenna

US8686916B2 · kind B2 · utility

3Cited by

2References

6Claims

0Family size

Assignee

Canon Kabushiki Kaisha · JP

Inventors

Koji Yukimasa · Yokohama, JP
Hidetada Nago · Kawasaki, JP

Key dates

Filing date	Jun 29, 2011
Grant date	Apr 1, 2014
Priority date	—
Expiry date	Dec 19, 2031

Classification

Technology area (CPC H)Electricity
CPC primaryH01Q1/38
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A loop antenna includes a parasitic element arranged at a position almost concentric to a loop element and having an opening portion smaller than the half perimeter of the loop element at a position opposite to the feeding point of the loop element.

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