Cable detection apparatus and method
US6977508B2 · kind B2 · utility
42Cited by
12References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2003 |
| Grant date | Dec 20, 2005 |
| Priority date | — |
| Expiry date | Mar 31, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V3/081
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A cable detection apparatus is disclosed having a filter, the filter transmitting components of a signal detected substantially at certain harmonics of a first frequency. The filter may also attenuate the signal at certain even harmonics thereof. A method of detecting and/or locating cables in the same manner is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.