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:
Oct. 11, 1994
Filed:
Mar. 10, 1993
Applicant:
Inventor:
Mauri Kangas, Paimio, FI;
Assignee:
Nokia Technology GmbH, Pforzheim, DE;
Primary Examiner:
Int. Cl.
CPC ...
H04K / ;
U.S. Cl.
CPC ...
380 23 ; 380 20 ; 380 21 ; 380 25 ; 380 49 ;
Abstract
The invention relates to a method for identifying secret data messages in a one-direction multipoint network. The identifying of the data messages is carried out with the help of identification used for the error check. With the help of the method according to the invention it can be identified to whom or to which group a message is potentially transmitted without increasing the number of bits in the information transmitted and without opening all the secret data messages.