Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 19, 2011
Patent Application Number
12464903
Date Filed
May 13, 2009
Patent Primary Examiner
Patent abstract
A helically-wound electric cable having at least two groups wound together so as to form a group helix. Each group has at least two twisted-together conductor wires, wherein the pitch of the group helix varying along the helically-wound electric cable in accordance with a sinusoidal function between two limit values having the same sign, characterized in that said sinusoidal function has a determined modulation period (MP) in order to avoid return loss peak (RLp) in the operating frequency range (Fmin-Fmax) of said helically-wound electric cable.
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