Patent application number | Description | Published |
20130093255 | WIRELESS POWER TRANSMITTER - A wireless power transmitter according to an embodiment includes a coil and a capacitor which resonate with a wireless power receiver. The coil includes a plurality of cell groups and a core which connects the cell groups with each other. Each of the cell groups includes a plurality of cells. Each of the cells is configured such that magnetic field generated by currents flowing through the cells are formed in a same direction. Each of the cell groups is adjacent to at least one cell group. Each of the cell groups and the core are configured as one conductive wire. | 04-18-2013 |
20130119778 | WIRELESS POWER TRANSMITTER, WIRELESS POWER RECEIVER, WIRELESS POWER TRANSMISSION METHOD AND WIRELESS POWER RECEPTION METHOD - A wireless power transmission method of a wireless power transmitter for transmitting power to a wireless power receiver according to the embodiment includes transmitting a connection signal for identifying the wireless power receiver, identifying the wireless power receiver by receiving a response signal to the connection signal from the wireless power receiver, negotiating a power transmission condition with the identified wireless power receiver and transmitting the power to the identified wireless power receiver according to the negotiated power transmission condition. | 05-16-2013 |
20130241305 | WIRELESS POWER TRANSMITTER - Disclosed is a wireless power transmitter. The wireless power transmitter for transmitting power to a wireless power receiver in a wireless scheme, includes a transmission circuit unit converting power supplied from a power supply unit into power having a frequency for resonance; a transmission induction coil coupling the converted power; and a transmission resonance coil disposed adjacent to the transmission induction coil to transfer the coupled power from the transmission induction coil to the wireless power receiver using the resonance, wherein the transmission circuit unit is vertically spaced apart from the transmission resonance coil. | 09-19-2013 |
20130328769 | APPARATUS AND METHOD FOR INPUTTING COMMAND USING GESTURE - Disclosure is a method of inputting commands into displays such as TVs or image processing devices. User's hands have been photographed through a camera to recognize the motion of the user's hands, so that commands are input according to the motion of user's hands instead of conventional input devices such as a mouse and a keyboard. | 12-12-2013 |
20140265622 | WIRELESS POWER TRANSMITTER AND WIRELESS POWER TRANSMISSION METHOD - Disclosed are a wireless power transmitter and a wireless power transmission method thereof The wireless power transmitter, which wirelessly transmits power to a wireless power receiver, includes a power source to generate AC power, a transmission coil receiving power from the power source to generate a magnetic field, a transmission resonance coil coupled with the transmission coil to transmit power generated by the magnetic field to the wireless power receiver using resonance, and a detector detecting an existence state of the wireless power receiver by detecting power transmitted through the transmission resonance coil. | 09-18-2014 |
20140292099 | WIRELESS POWER APPARATUS AND OPERATION METHOD THEREOF - Disclosed is a wireless power apparatus to repeat power between a wireless power transmitter and a wireless power receiver. The wireless power apparatus includes a resonant coil resonance-coupled with the wireless power transmitter to wirelessly repeat the power, an induction coil for transferring, to a load, a power generated through coupling the induction coil with the resonant coil and a detecting unit for detecting an existence of the wireless power receiver, wherein the wireless power apparatus operates in one mode of a power reception and a power repeat mode according to a result of a detection of the wireless power receiver, wherein the power reception mode is supplying the power to the load and the power repeat mode is transferring the power the wire-less power receiver. | 10-02-2014 |
20140292100 | WIRELESS POWER REPEATER - Disclosed is a wireless power repeater. The wireless power repeater repeats power between a wireless power transmitter and an electronic device. The wireless power repeater includes a charging container having at least one side, wherein the charging container has a form for receiving the electronic device, a repeating coil placed at one of the at least one side of the charging container to repeat the power between the wireless power transmitter and the electronic device using resonance. | 10-02-2014 |
20140319924 | WIRELESS POWER TRANSMITTER AND WIRELESS POWER TRANSMISSION METHOD - Disclosed are a wireless power transmitter which wirelessly transmits a power to a wireless power receiver. The wireless power transmitter, which wirelessly transmits a transmission resonance coil for wirelessly transmitting a power source for supplying the power to the transmission resonance coil; and a detector for detecting an existence state of the wireless power receiver, wherein the power source supplies the power with a transmission pattern which is discrete to detect the existence state of the wireless power receiver and minimize a loss of the power. | 10-30-2014 |
20140319925 | WIRELESS POWER TRANSMITTER, WIRELESS POWER RECEIVER, WIRELESS POWER TRANSMISSION METHOD AND WIRELESS POWER RECEPTION METHOD - A wireless power transmission method of a wireless power transmitter for transmitting power to a wireless power receiver, according to the embodiment includes transmitting a connection signal for identifying the wireless power receiver; identifying the wireless power receiver by receiving a response signal to the connection signal from the wireless power receiver; negotiating a power transmission condition with the identified wireless power receiver; and transmitting the power to the identified wireless power receiver according to the negotiated power transmission condition. | 10-30-2014 |
20140319926 | WIRELESS POWER TRANSMITTER, WIRELESS POWER RECEIVER, WIRELESS POWER TRANSMISSION METHOD AND WIRELESS POWER RECEPTION METHOD - A wireless power reception method of a wireless power receiver for receiving power from a wireless power transmitter, according to the embodiment includes receiving a connection signal for identifying the wireless power receiver from the wireless power transmitter; transmitting a response signal in response to the connection signal to the wireless power transmitter; negotiating a power transmission condition with the wireless power transmitter; and receiving the power according to the negotiated power transmission condition. | 10-30-2014 |