Downhole power generation and communications apparatus and...

Communications: electrical – Wellbore telemetering or control – Selective control of subsurface equipment

Reexamination Certificate

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Details

C367S082000

Reexamination Certificate

active

08009059

ABSTRACT:
Apparatuses and methods to power and communicate with downhole sensors are presented. Preferred embodiments of the present invention includes energizing a downhole sensor with a surface pressure wave generator and a downhole mechanical to electrical energy converter. Preferred embodiments of the present invention also include transmitting data measured from a downhole sensor to a surface unit through modulation of surface-generated pressure waves.

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