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.:
Date of Patent:
Jan. 01, 1985
Filed:
May. 10, 1982
Applicant:
Inventors:
Koichi Nagata, Tokyo, JP;
Daisuke Ishii, Tokyo, JP;
Assignee:
Nippon Electric Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04B / ; H04B / ;
U.S. Cl.
CPC ...
455338 ; 455343 ; 455349 ; 455351 ;
Abstract
In a portable radio receiver of the type wherein a metal member forming a loop antenna surrounds the circuit components making up the receiver circuitry, the receiver is provided with high impedance elements in series with at least the power supply and grounding lines at some point between the power supply and the RF-IF converter. The antenna circuitry may also include a high impedance element in series with the signal path at some point downstream of the RF-IF converter.
Nagata, Koichi. (1985). Portable radio receiver with high antenna gain (U.S. Patent No. 4491978). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4491978
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile