Compensated transmit antenna for MWD resistivity tools
US10185050B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2016 |
| Grant date | Jan 22, 2019 |
| Priority date | — |
| Expiry date | Aug 8, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V3/30
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A transmission assembly may include an electronics package comprising an RF generator, the electronics package having a first antenna output and a second antenna output. The transmission assembly may also include a transmission antenna formed from at least one transmission winding, the transmission antenna having a first end coupled to a first antenna output and a second end coupled to a second antenna output. In addition, the transmission assembly may include a compensation coil formed from at least one compensation winding, the compensation winding wound parallel with the transmission winding, the compensation coil having a first compensation end connected to the transmission antenna output and a second compensation end not coupled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.