#G01V3/10

FOREIGN OBJECT DETECTION IN A WIRELESS POWER TRANSFER SYSTEM

This disclosure provides systems, methods and apparatuses for foreign object detection (FOD) in a wireless power transfer (WPT) system. Some implementations relate generally to the use of detection co…

DRIVE·Mar 21·1 min read

G01V3/10 General Electric Company

FOREIGN OBJECT DETECTION IN A WIRELESS POWER TRANSFER SYSTEM

DRIVE·Nov 30·1 min read

G01V3/10 General Electric Company

SENSOR ASSEMBLY FOR WIRELESS TRANSFER OF DATA AND POWER IN A WELLBORE

A system can include a sensor assembly and a wellhead flange sized to receive the sensor assembly. The system can also include a seal that can be positioned between the sensor assembly and the wellhea…

DRIVE·Oct 5·1 min read

G01V3/10 Halliburton Energy Services, Inc.

SYSTEMS, METHODS, AND APPARATUS FOR DETECTING FERROMAGNETIC FOREIGN OBJECTS IN A PREDETERMINED SPACE

An apparatus for detecting a presence of an object includes an inductive sensing coil that is configurable to generate a magnetic field. The inductive sensing coil is configured to have an electrical …

DRIVE·Oct 13·1 min read

G01V3/10 WiTricity Corporation

WIRELESS POWER TRANSMISSION SYSTEM AND POWER TRANSMISSION DEVICE OF WIRELESS POWER TRANSMISSION SYSTEM

A power transmission device includes an inverter using a frequency f11 lower than a frequency f0 between a first resonator and a second resonator or a frequency f12 higher than the frequency f0 to gen…

DRIVE·Mar 15·2 min read

G01V3/10 PANASONIC IP MAN CO LTD [JP]

FOREIGN MATTER DETECTOR, POWER TRANSMITTER, POWER RECEIVER, AND WIRELESS POWER TRANSMISSION SYSTEM

A foreign object detector includes: an oscillator circuit 100 having a coil 110 and resonant capacitors Cx, Cy, the oscillator circuit 100 being configured to output a voltage which includes an AC com…

DRIVE·Apr 20·1 min read

G01V3/10 PANASONIC IP MAN CO LTD [JP]

WIRELESS POWER TRANSMISSION SYSTEM AND POWER TRANSMISSION DEVICE

In a first power transmission period, a power transmission device holds, in a memory, a value indicating a frequency f0 corresponding to an actual voltage value that matches a requested voltage value,…

DRIVE·Dec 2·1 min read

G01V3/10 PANASONIC IP MAN CO LTD [JP]

NON-CONTACT ELECTRIC POWER FEEDING SYSTEM AND METAL FOREIGN-OBJECT DETECTION APPARATUS FOR NON-CONTACT ELECTRIC POWER FEEDING SYSTEM

A metal foreign object detection device (7) for a contactless power supplying system comprises an antenna coil (AT2), an oscillation circuit (7a) that applies high-frequency current to the antenna coi…

DRIVE·May 8·2 min read

G01V3/10 PANASONIC CORP [JP]