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Short hop telemetry system and method

  • US 6,392,561 B1
  • Filed: 12/22/1998
  • Issued: 05/21/2002
  • Est. Priority Date: 12/18/1998
  • Status: Expired due to Term
First Claim
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1. A method for communicating information axially along a drill string, comprising the step of conducting an axial electrical signal embodying the information between a first axial position in the drill string and a second axial position in the drill string through an axial conducting loop formed by the drill string, which axial conducting loop extends between the first axial position and the second axial position, wherein the drill string between the first axial position and the second axial position comprises an outer axial conductor and an inner axial conductor rotationally supported within the outer axial conductor and wherein the axial conducting loop is comprised of the inner axial conductor and the outer axial conductor.

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