About 123 results
https://drivepatents.com/patents/968139 · 29 Oct 2014
A contactless power feeder of the present invention includes: a top plate which is mounted with a load; a primary coil which is arranged below the top plate and generates a high-frequency field; an inverter which feeds high-frequency power to the primary c...
https://drivepatents.com/patents/968048 · 29 Oct 2014
There is provided a wireless power transmitting device including a transmission coil configured to transmit a wireless power signal to a wireless power receiving device; a driving driver configured to generate a wireless power driving signal which is a dri...
https://drivepatents.com/patents/968417 · 22 Oct 2014
Provided are an automatically position adjustable wireless charger and a charging method using the same, the wireless charger, including: a plurality of power transmission coil units having a power transmission coil for generating an induced current in a p...
https://drivepatents.com/patents/968851 · 15 Oct 2014
A vehicle-mounted charger which performs wireless charging includes a control unit which controls energization of a primary coil, a position detection unit which detects a positional relationship between the primary coil and a secondary coil of an apparatu...
https://drivepatents.com/patents/968987 · 8 Oct 2014
A non-contact power feeder (100) comprises a plurality of power transmission coils (1) disposed along a disposition surface (21), at least one power receiving device (200) housing a power reception coil (20) and disposed on the disposition surface (21), an...
https://drivepatents.com/patents/969644 · 24 Sep 2014
A control method of a wireless power receiving unit receiving charging power from a wireless power transmitting unit to perform wireless charging is provided. The control method includes receiving the charging power from the wireless power transmitting uni...
https://drivepatents.com/patents/969937 · 17 Sep 2014
A wirelessly powered device (350) and operating method to aid in locating the device in relation to an energy transmitter (340). A device positioning aid processor (314) places at least one component (308, 330, 332, 312) into a high electrical current cons...
https://drivepatents.com/patents/970316 · 10 Sep 2014
An apparatus for wirelessly charging an electronic device (208) is disclosed. It comprises a charging controller (210) coupled to a power source (201), a power switch (221) coupled to the power source (201), a logic controller (222) coupled to the switch (...
https://drivepatents.com/patents/970841 · 27 Aug 2014
An apparatus for non-galvanic connection between two electrical circuits is described. A base-unit (100) has an RF power source (14), a data link (12, 22) and an authentication controller (10). A contactless unit (200) for communication with a base unit ha...
https://drivepatents.com/patents/971763 · 6 Aug 2014
A charging control device using wireless power supply presents a risk that a cycle for sampling a current value/voltage value of a secondary side is lengthened and a measurement value of a controlled object does not converge on a target value. A charging c...