The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6781562 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 24, 2004

Filed:

Jun. 06, 2002
Applicant:
Inventor:

Matthias Lungwitz, Bocholt, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01Q 1/38 ;
U.S. Cl.
CPC ...
A01Q 1/38 ;
Abstract

A radio transmitter and receiver is provided having an electrically acting antenna body in whose near region a dielectric body is arranged, with the dielectric constant of the dielectric body being varied by at least one control signal to ensure an optimum value for at least one physical variable representing a function of the transmission/reception quality of the radio transmitter and receiver.


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Lungwitz, Matthias. (2004). Radio transmitter/radio receiver unit comprising a tuneable antenna (U.S. Patent No. 6781562). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6781562

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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