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:
Dec. 23, 2025
Filed:
Dec. 01, 2021
Applicant:
Deutsches Zentrum Für Luft-und Raumfahrt E.v., Bonn, DE;
Inventor:
Anil Morab Vishwanath, Munich, DE;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/118 (2013.01); H04B 7/185 (2006.01);
U.S. Cl.
CPC ...
H04B 7/18582 (2013.01); H04B 7/18589 (2013.01); H04B 10/118 (2013.01);
Abstract
The method for file transmission from a spacecraft to ground via a Free Space Optical channel comprises the use of the Consultative Committee for Space Data Systems (CCSDS) standard with assigning a File ID in the Secondary Header and dividing the transmission of the file into several fractions. The type of fraction, namely Start Transfer Frame, Intermediate Transfer Frame, or End Transfer Frame is identified in the Secondary Header. Also, the File ID, File length, and Name of the file is included in the Secondary Header of the Start Transfer Frame while information about the File ID is included also in the other two types Transfer Frames.