Antenna electrically small patents

ELECTRICALLY SMALL ANTENNA

Filed: May 7th, 2008 [Pending]

Patent Application Number: 12116556

An electrically small antenna, comprising: a dipole; a metamaterial hemispherical sphere or shell partially surrounding the dipole; and a ground plane ...

Dual band electrically small microstrip antenna

Filed: April 18th, 2006 [Granted]

Assignee: The United States of America as represented by the Secretary of the Army

Patent Number: 7375685

1 DUAL BAND ELECTRICALLY SMALL MICROSTRIP ANTENNA GOVERNMENT INTEREST 5 The invention described herein may be manufactured, used, imported, sold, ...

Folded multilayer electrically small microstrip antenna

Filed: November 21st, 2002 [Granted]

Assignee: The United States of America as represented by the Secretary of the Army

Patent Number: 6727855

The method for placing the folding radiation strip around multilayer microstrip dielectric substrates in electrically small compact microstrip antenna, ...

Electrically small antenna devices, systems, apparatus, and methods

Filed: September 18th, 2008 [Granted]

Assignee: The Board of Trustees of the University of Illinois

Patent Number: 8026860

In a further example, an apparatus includes: an antenna array device including several electrically small dipole antennas coupled in parallel to one another ...

EFFICIENT METAMATERIAL-INSPIRED ELECTRICALLY-SMALL ANTENNA

Filed: October 31st, 2008 [Pending]

Patent Application Number: 12262678

The volumetric version uses a 3D cylindrical helix wire strip as a matching element that is excited by an electrically-small monopole antenna.

Tuning an electrically small antenna

Filed: September 5th, 2008 [Pending]

Patent Application Number: 12231705

1 is a block diagram of an exemplary antenna tuning structure for electrically small antennas; [0014] FIG. 2 is a block diagram of an exemplary subsystem of ...

Electrically small receiving antennas

Filed: June 7th, 1996 [Granted]

Patent Number: 5751255

An electrically small receiving antenna according to claim 1 wherein values of the various elements of this circuit are C36=12.2 picofarads, loop antenna ...

Electrically small planar antennas with inductively coupled feed

Filed: June 14th, 2004 [Pending]

Patent Application Number: 10867563

Description of Related Art [0006] Electrically small antennas may include antennas with ... Existing designs for electrically small antennas typically have ...