About 343 results
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https://drivepatents.com/patents/990924 · 8 May 2013
A composition for filling an ion exchange membrane, a method of preparing the ion exchange membrane, the filled ion exchange membrane, and a redox flow battery using the filled ion exchange membrane is disclosed. The composition includes an ion conductive ...
https://drivepatents.com/patents/991237 · 1 May 2013
A wireless power receiver for wirelessly receiving power from a wireless power supplier includes a power receiver for receiving wireless power from the wireless power supplier and storing the wireless power for a first time period, a rectifier connected to...
https://drivepatents.com/patents/991230 · 1 May 2013
An apparatus and method enable a charging power supply for a battery charge in a portable terminal regardless of the charge capacity of a charge cable for an external power supply. The apparatus for controlling a charge current in the portable terminal inc...
https://drivepatents.com/patents/991227 · 1 May 2013
Provided is a received power conversion device for a resonant wireless charging system, including a wireless power receiver for receiving wireless power from a wireless power transmission device, a rectifier for rectifying power in an Alternating Current (...
https://drivepatents.com/patents/991162 · 1 May 2013
A lithium air battery including an electrolyte including lithium ion conductive polymers and lithium salts between a positive electrode and a lithium ion conductive solid electrolyte membrane. The lithium ion conductive polymers are hydrophilic matrix poly...
https://drivepatents.com/patents/991849 · 10 Apr 2013
A wireless multi-charging method of a power transmitter 100 that wirelessly transmits power includes sensing a first power receiver 200, increasing a transmission power required for charging the first power receiver 200, sensing a second power receiver, de...
https://drivepatents.com/patents/991823 · 10 Apr 2013
An apparatus and a method are described for envelope detection used in fields including voice processing, image processing, data communication, and energy/data transmission. The apparatus and the method for envelope detection eliminate a carrier component ...
https://drivepatents.com/patents/985242 · 3 Apr 2013
Provided is a device and system for performing communication using wireless power, and a communication device using wireless power. The device may calculate a slope of an envelope in a waveform of energy stored in a target resonator through mutual resonanc...
https://drivepatents.com/patents/985241 · 3 Apr 2013
An electrode catalyst for fuel cell, a method of preparing the electrode catalyst, a membrane electrode assembly including the electrode catalyst, and a fuel cell including the membrane electrode assembly. The electrode catalyst includes a crystalline cata...
https://drivepatents.com/patents/985354 · 27 Mar 2013
Provided is a device and method for wirelessly transmitting power, and a wireless power transmission device that may control an electrical connection between a power charger and a transmitter to charge a source resonator with power and transmit the charged...