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.

Date of Patent:
Mar. 20, 1984

Filed:

Jul. 10, 1981
Applicant:
Inventors:

Gunter Hofgen, Kornwestheim, DE;

Hinrich Ecklundt, Ludwigsburg, DE;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S / ;
U.S. Cl.
CPC ...
343-73 ;
Abstract

The DME pulse pair is followed by a third, steep-edge pulse. The time marks are divided from the third pulse. To ensure that no random pulses are evaluated as the third pulse, the pulse pairs are still evaluated for decoding and to control tracking, while the third pulse can be evaluated only during a given time after the reception of the pulse pair. The novel interrogators and transponders can also cooperate with existing interrogators and transponders, in which case only the improvement in accuracy is lost.


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Hofgen, Gunter. (1984). Two-way ranging system (U.S. Patent No. 4438435). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4438435

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

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