Patent application number | Description | Published |
20090140690 | Wireless Power Charging System - A wireless power charging system has a wireless power transmission apparatus formed to charge a plurality of wireless power receiving apparatuses located in a short distance therefrom, wherein the total charging time for the wireless power receiving apparatuses is saved. The wireless power transmission apparatus has a main control unit and a resonant converter unit, which transmit the electric signal to the wireless power receiving apparatus via the resonance signal generated from a primary charge core in order to charge the wireless power receiving apparatuses. The wireless power transmission apparatus also includes an output signal conversion module for transmitting a converted electric signal to the resonant converter unit and a received signal process module for processing a signal transmitted from the wireless power receiving apparatus. | 06-04-2009 |
20090140691 | Wireless Multi-Charger System and Controlling Method Thereof - Disclosed are a wireless multi-charger system capable of saving the total charging time of a large number of wireless power transmission devices since one wireless multi-power transmission device includes a plurality of the wireless power transmission devices so that a large number of the wireless power transmission devices can be charged with electricity, and preventing the damage of the wireless power transmission devices and the wireless multi-power transmission device although foreign substances are put on charger blocks that are not charged. The wireless multi-charger system (A) according to the present invention includes an external body formed as a wireless charger case | 06-04-2009 |
20090206791 | Non-Contact Power Charging System and Control Method Thereof - A non-contact power charging, in which power transmission can be interrupted when foreign materials are deposited on a charge plate of the non-contact power charging system. A charging operation can be continuously maintained at a stable voltage even if a non-contact power receiving apparatus moves by touching or displacement on the charge plate of the non-contact power charging system in the charging operation. Charging efficiency is improved. | 08-20-2009 |
20090267558 | Wireless Power Charging System - A non-contact power charging system includes a wireless power transmission apparatus | 10-29-2009 |
20100156343 | Wireless Charger System For Battery Pack Solution And Controlling Method Thereof - There is provided a wireless charger system for a battery pack solution that is provided so that a wireless charger system composed of a wireless charger apparatus and a battery pack can supply a power source to a portable terminal block through the wireless power transmission. The wireless charger apparatus | 06-24-2010 |
20100295505 | MOBILE TERMINALS AND BATTERY PACKS FOR MOBILE TERMINALS - Various embodiments of a battery pack, a mobile terminal having such a battery pack, and related methods are disclosed. In one exemplary embodiment, a battery pack for a mobile terminal may include a battery cell, a temperature sensor configured to measure a temperature of the battery cell, a charge detector configured to detect whether the battery cell is charged above a predetermined level, and a first connector terminal configured to electrically connect to the mobile terminal. | 11-25-2010 |
20110140538 | Non-Contact Power Transmission Apparatus - A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus. The power transmission apparatus improves both the reliability of operation of the non-contact charging system, and the competitiveness of related products, such as portable terminals, battery packs and the like. | 06-16-2011 |
20110140653 | Non-Contact Charging Station with Power Transmission Planar Spiral Core, Non-Contact Power-Receiving Apparatus, and Method For Controlling the Same - A non-contact charging station with a planar-spiral power transmission core, a non-contact power-receiving apparatus, and a method for controlling the same. A primary core of the non-contact charging station transmitting a power signal to a portable device using an induced magnetic field and a secondary core of the non-contact power-receiving apparatus are configured as a power transmission Printed Circuit Board (PCB) core in which a planar-spiral core structure is formed on a core base. The power transmission PCB core has a simplified shape along with improved applicability that facilitates its mounting on a non-contact charger. In addition, the receiving core has a reduced volume to reduce the entire size of the power-receiving apparatus so that it can be easily mounted onto a portable device. | 06-16-2011 |
20110260549 | NON-CONTACT POWER TRANSMISSION APPARATUS - A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus. The power transmission apparatus improves both the reliability of operation of the non-contact charging system, and the competitiveness of related products, such as portable terminals, battery packs and the like. | 10-27-2011 |
20110260550 | NON-CONTACT POWER TRANSMISSION APPARATUS - A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus. The power transmission apparatus improves both the reliability of operation of the non-contact charging system, and the competitiveness of related products, such as portable terminals, battery packs and the like. | 10-27-2011 |
20110316475 | Non-Contact Power Reception Apparatus and Jig for Fabricating Core for Non-Contact Power Reception Apparatus - A non-contact power reception apparatus is provided, in which a power reception coil for a charging system and a loop antenna for an electronic settlement system are mounted on a battery pack and a cover case of a portable terminal such that the power reception coil is arranged in the center thereof and the loop antenna is disposed outside the power reception coil, so that a mode of receiving a wireless power signal and a mode of transmitting and receiving data are selectively performed, thereby preventing interference from harmonic components and enabling non-contact charging and electronic settlement using a single portable terminal. A jig for fabricating a core to be mounted to the non-contact power reception apparatus is provided. | 12-29-2011 |
20110316477 | NON-CONTACT POWER CHARGING SYSTEM AND CONTROL METHOD THEREOF - A non-contact power charging, in which power transmission can be interrupted when foreign materials are deposited on a charge plate of the non-contact power charging system. A charging operation can be continuously maintained at a stable voltage even if a non-contact power receiving apparatus moves by touching or displacement on the charge plate of the non-contact power charging system in the charging operation. Charging efficiency is improved. | 12-29-2011 |
20120098486 | NON-CONTACT CHARGING STATION WITH PLANAR SPIRAL POWER TRANSMISSION COIL AND METHOD FOR CONTROLLING THE SAME - Various embodiments of a non-contact power transmission station with a planar spiral power transmission coil are disclosed. In one exemplary embodiment, a non-contact power transmission station may include: a transmission controller for transmitting power to a non-contact power-receiving apparatus and transmitting/receiving data; and a station part electrically connected with the transmission controller to generate an induced magnetic field and transmit power to the non-contact power-receiving apparatus, which is disposed on a top thereof. The station part may include a primary core where the induced magnetic field is generated. The primary core may include a core base, a central coil and two side coils which are fastened to the station part. The central coil and the two side coils may selectively generate an induced magnetic field under control of the transmission controller. | 04-26-2012 |
20120139356 | DEVICE AND METHOD FOR CONTROLLING WIRELESS POWER SIGNAL IN WIRELESS POWER TRANSMISSION DEVICE - Various embodiments of a method for controlling a wireless power signal in a wireless power transmission device and related devices are disclosed. In one exemplary embodiment, the method may include transmitting an object detecting signal via a transmission coil of the wireless power transmission device, receiving an object response signal in response to the object detecting signal via the transmission coil, and transmitting the wireless power signal to a wireless power receiving device via the transmission coil based on the object response signal. The method may also include detecting a voltage or a current of the transmission coil and changing the wireless power signal when a phase value of the voltage or the current of the transmission coil is changed by more than a predetermined value. | 06-07-2012 |
20120161535 | DEVICE AND METHOD FOR SELECTIVELY CONTROLLING MULTIPLE TRANSMISSION COILS IN WIRELESS POWER TRANSMISSION DEVICE - One exemplary method for selectively controlling multiple power transmission coils may include: outputting a first detection signal and a second detection signal to a wireless power receiving device through first and second power transmission coils, respectively; detecting either or both of a first response signal and a second response signal generated from the wireless power transmission device respectively in response to the first detecting signal and the second detecting signal; selecting one of the first and second power transmission coils that corresponds to the detected one of the first and second response signals if only one of the first and the second response signals is detected; selecting one of the first and second power transmission coils if both of the first and second response signals are detected; and outputting a wireless power signal via the selected one of the first and second power transmission coil. | 06-28-2012 |
20120242163 | WIRELESS POWER RECEIVING APPARATUS AND POWER CONTROL METHOD THEREOF RELATED APPLICATIONS - A wireless power receiving device and a power control method thereof. The wireless power receiving apparatus, includes: a secondary core configured to receive a wireless power signal from a primary core of a wireless power transmission apparatus; a magnetic sensor configured to detect a magnetic field generated from the primary core; and a receiving controller configured to transmit an error code to the wireless power transmission apparatus via the secondary core if a measured magnetic field value from the magnetic sensor is lower than a reference magnetic value and the communication with the wireless power transmission apparatus is available. | 09-27-2012 |
20120242276 | METHOD FOR CONTROLLING POWER IN WIRELESS POWER TRANSMISSION ASSEMBLY AND WIRELESS POWER ASSEMBLY THEREOF - A power control method for a wireless power transmission assembly, and the wireless power transmission assembly. The method includes: outputting a direct current voltage to a wireless power transmission apparatus, the direct current voltage generated from an alternating current power source in an adaptor; and changing the level of the direct current voltage in the adaptor based on a voltage change communication signal if the wireless power transmission apparatus transmits the voltage change communication signal to the adaptor. | 09-27-2012 |
20120242285 | METHOD FOR CONTROLLING POWER TRANSMISSION IN WIRELESS POWER TRANSMISSION APPARATUS AND WIRELESS POWER TRANSMISSION APPARATUS THEREOF - A method for controlling a power transmission in a wireless power transmission apparatus, and a power transmission apparatus thereof. The method includes detecting via an object detecting sensor whether a foreign object is placed on a charging position of the wireless power transmission apparatus during a wireless charging; calculating a power loss of the wireless charging by a controller of the wireless power transmission apparatus if the foreign object is detected by the object detecting sensor; and stopping the wireless charging if the power loss is over a reference value. | 09-27-2012 |
20120313578 | NON-CONTACT AND CONTACT POWER CHARGING DEVICE AND CONTROLLING METHOD THEREOF - A non-contact-contact power charge device, and a controlling method thereof, includes: a charge contact terminal including a charge output voltage pin, a ground pin, and a non-contact charge connection pin, the charge contact terminal being able to connect to a contact power receiver and a non-contact power transmitter; and a voltage controller configured to apply a non-contact voltage to the charge output voltage pin if the charge contact terminal is connected while the non-contact power transmitter is contacted to the non-contact charge connection pin. | 12-13-2012 |
20130015718 | WIRELESS POWER TRANSMITTING DEVICE FOR WIRELESS POWER COMMUNICATION SYSTEMAANM JUNG; Chun-KilAACI SeoulAACO KRAAGP JUNG; Chun-Kil Seoul KRAANM KUK; Yoon-SangAACI Gwacheon-siAACO KRAAGP KUK; Yoon-Sang Gwacheon-si KR - A wireless power transmitting device for a wireless power communication system. The wireless power transmitting device includes: a circuit board including an insulating layer and a ground formed on the insulating layer; a core of a magnetic substance disposed on the circuit board to have a concave portion; a wire-wound coil accommodated in the concave portion to have one end for receiving a power through the circuit board and the other end connected to the ground; and a metal layer disposed between the core and the insulating layer to be connected to the ground. | 01-17-2013 |
20130015719 | CORE ASSEMBLY FOR WIRELESS POWER TRANSMITTING DEVICE AND WIRELESS POWER TRANSMITTING DEVICE HAVING THE SAMEAANM Jung; Chun-KilAACI SeoulAACO KRAAGP Jung; Chun-Kil Seoul KRAANM Kuk; Yoon-SangAACI Gwacheon-siAACO KRAAGP Kuk; Yoon-Sang Gwacheon-si KR - A core assembly used for a wireless power transmitting device and a wireless power transmitting device having the same. The core assembly for the wireless power transmitting device includes: a main coil disposed at a first level; an auxiliary coil disposed at a lower side of the main coil such that the auxiliary coil is located at a second level lower than the first level, and including a first sub coil and a second sub coil, which respectively have a portion overlapped with the main coil and respectively have a size smaller than the main coil; and a core of a magnetic substance configured to accommodate the main coil and the auxiliary coil. | 01-17-2013 |
20130069586 | WIRELESS POWER TRANSMITTING APPARATUS AND METHOD THEREOF - Disclosed herein are a wireless power transmitting apparatus and method of wirelessly transmitting a power to a power receiving apparatus by selectively using one central coil and two side coils, wherein in the case in which each of the one central coil and the two side coils transmits the power, a reception power amount received by the power receiving apparatus is judged, at least one of the one central coil and the two side coils is selected as a power transmitting coil that is to transmit the power by the judged reception power amount, and the power is wirelessly transmitted to the power receiving apparatus through the selected power transmitting coil. | 03-21-2013 |
20130082652 | WIRELESS POWER TRANSMITTING APPARATUS AND METHOD - Disclosed herein is a wireless power transmitting apparatus and method of wirelessly a power sequentially to a plurality of power receiving apparatuses. According to the wireless power transmitting apparatus and method, a power is wirelessly transmitted through a plurality of power transmitting coils, and a power transmitting control unit performs a control to allocate priorities to the plurality of power receiving apparatuses charged with the power transmitted by the power transmitting coils by judging whether or not the plurality of power receiving apparatuses have been mounted in portable terminals and charged states of the plurality of power receiving apparatuses in the case in which the number of power receiving apparatuses is plural and sequentially transmit the power to the plurality of power receiving apparatuses according to the allocated priorities to charge the power in the plurality of power receiving apparatuses. | 04-04-2013 |
20130106198 | CORE ASSEMBLY FOR WIRELESS POWER COMMUNICATION, POWER SUPPLYING DEVICE FOR WIRELESS POWER COMMUNICATION HAVING THE SAME, AND METHOD FOR MANUFACTURING THE SAME | 05-02-2013 |
20130106348 | CONTACTLESS POWER TRANSMITTING SYSTEM HAVING OVERHEAT PROTECTION FUNCTION AND METHOD THEREOF | 05-02-2013 |
20130119779 | POWER TRANSMITTING COIL AND WIRELESS POWER TRANSMITTING APPARATUS - Disclosed herein are a power transmitting coil used to wirelessly transmit a power and a wireless power transmitting apparatus wirelessly transmitting a power using the power transmitting coil. The power transmitting coil includes at least one first coil mounted on a central portion of a core in which, when the power transmitting coil transmits a power, a current flows in a first direction; and at least one second coil disposed at an outer side of the first coil in which, when the power transmitting coil transmits a power, a current flows in a second direction opposite to the first direction. The wireless power transmitting apparatus wirelessly transmits the power using the power transmitting coil including the first coil and the second coil. | 05-16-2013 |
20130162204 | APPARATUS FOR DETECTING SIGNAL AND WIRELESS POWER TRANSMITTING APPARATUS HAVING THE SAME - Disclosed herein are a signal detecting apparatus and a wireless power transmitting apparatus having the same. In the signal detecting apparatus, a resonance tank circuit is resonated by a magnetic field change of a power transmitting coil generated according to a signal transmitted to the wireless power transmitting apparatus by a power receiving apparatus to generate a resonance signal, and a signal extracting unit extracts the signal transmitted by the power receiving apparatus in the generated resonance signal. The resonance tank circuit includes a radio frequency identification (RFID) transponder detecting the magnetic field change signal of the power transmitting coil, and a capacitor connected in parallel with the RFID transponder to be resonated by the magnetic field change of the power transmitting coil. The signal transmitted to the wireless power transmitting apparatus by the power receiving apparatus may be accurately detected by a simple circuit configuration. | 06-27-2013 |
20130169057 | WIRELESS POWER TRANSMISSION APPARATUS - Provided is a wireless power transmission apparatus for wirelessly transmitting the power to portable electronic appliances using power or batteries charging power and supplying operation power to the portable electronic appliances. The wireless power transmission apparatus includes first and second source resonators, which are included inside a plurality of resonator bodies and which generates and wirelessly transmits the resonant power to a target resonator. The resonator bodies are formed to be folded to each other on an axis of a hinge. | 07-04-2013 |
20130169060 | CONTACTLESS POWER TRANSMISSION DEVICE - A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus. The power transmission apparatus improves both the reliability of operation of the non-contact charging system, and the competitiveness of related products, such as portable terminals, battery packs and the like. | 07-04-2013 |
20130300355 | WIRELESS MULTI-CHARGER SYSTEM AND CONTROLLING METHOD THEREOF - Disclosed are a wireless multi-charger system capable of saving the total charging time of a large number of wireless power transmission devices since one wireless multi-power transmission device includes a plurality of the wireless power transmission devices so that a large number of the wireless power transmission devices can be charged with electricity, and preventing the damage of the wireless power transmission devices and the wireless multi-power transmission device although foreign substances are put on charger blocks that are not charged. | 11-14-2013 |
20130335016 | NON-CONTACT POWER CHARGING SYSTEM AND CONTROL METHOD THEREOF - A non-contact power charging, in which power transmission can be interrupted when foreign materials are deposited on a charge plate of the non-contact power charging system. A charging operation can be continuously maintained at a stable voltage even if a non-contact power receiving apparatus moves by touching or displacement on the charge plate of the non-contact power charging system in the charging operation. Charging efficiency is improved. | 12-19-2013 |
20140015334 | APPARATUS AND METHOD FOR DETECTING FOREIGN OBJECTS IN WIRELESS POWER TRANSMISSION SYSTEM - Aspects of the present invention relate to an apparatus and method for detecting foreign objects in a wireless power transmission system. This specification provides a wireless power reception apparatus for detecting foreign objects, including a power measurement unit for generating required power information indicative of required power for the wireless power reception apparatus, sending the required power information to a wireless power transmission apparatus, and measuring power induced from the wireless power transmission apparatus and a secondary coil for receiving the power induced from the wireless power transmission apparatus. In accordance with the present invention, foreign objects intervened between the wireless power transmission apparatus and the wireless power reception apparatus are recognized, and a user removes the foreign objects. Accordingly, damage to a device attributable to foreign objects can be prevented. | 01-16-2014 |
20140021797 | NON-CONTACT POWER TRANSMISSION APPARATUS - A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus. The power transmission apparatus improves both the reliability of operation of the non-contact charging system, and the competitiveness of related products, such as portable terminals, battery packs and the like. | 01-23-2014 |
20140035535 | CONTACTLESS POWER TRANSMITTING SYSTEM HAVING OVERHEAT PROTECTION FUNCTION AND METHOD THEREOF - Disclosed herein are a contactless power transmitting system having an overheat protection function, which protects a battery cell module from damage due to overheating while the battery cell module is being charged, and a method thereof. In the contactless power transmitting system, a contactless power transmitting apparatus transmits a first power to a contactless power receiving apparatus through a power transmitting coil to charge the battery cell module with the first power, and transmits a second power, of lower wattage than the first power, to the contactless power receiving apparatus through the power transmitting coil to charge the battery cell module with the second power if an overheat alarm signal is received from the contactless power receiving apparatus, thereby making it possible to fully charge the battery cell module while preventing overheating of the battery cell module. | 02-06-2014 |
20140084861 | NON-CONTACT POWER RECEPTION APPARATUS AND JIG FOR FABRICATING CORE FOR NON-CONTACT POWER RECEPTION APPARATUS - A non-contact power reception apparatus is provided, in which a power reception coil for a charging system and a loop antenna for an electronic settlement system are mounted on a battery pack and a cover case of a portable terminal such that the power reception coil is arranged in the center thereof and the loop antenna is disposed outside the power reception coil, so that a mode of receiving a wireless power signal and a mode of transmitting and receiving data are selectively performed, thereby preventing interference from harmonic components and enabling non-contact charging and electronic settlement using a single portable terminal. A jig for fabricating a core to be mounted to the non-contact power reception apparatus is provided. | 03-27-2014 |
20140091639 | APPARATUS AND METHOD FOR DETECTING FOREIGN OBJECTS IN WIRELESS POWER TRANSMISSION SYSTEM - Aspects of the present invention relate to an apparatus and method for detecting foreign objects in a wireless power transmission system. This specification provides a wireless power reception apparatus for detecting foreign objects, including a power measurement unit for generating required power information indicative of required power for the wireless power reception apparatus, sending the required power information to a wireless power transmission apparatus, and measuring power induced from the wireless power transmission apparatus and a secondary coil for receiving the power induced from the wireless power transmission apparatus. In accordance with the present invention, foreign objects intervened between the wireless power transmission apparatus and the wireless power reception apparatus are recognized, and a user removes the foreign objects. Accordingly, damage to a device attributable to foreign objects can be prevented. | 04-03-2014 |
20140130381 | FOOTWEAR ABLE TO BE WIRELESSLY CHARGED AND WIRELESS CHARGING DEVICE USED FOR THE SAME - Disclosed herein are a footwear able to be wirelessly charged, the footwear including: an insole; an outer cover installed on the insole and having a wear space formed therein; a heel attached to a lower surface of the insole; an ion generator installed in the wear space to create an ionization effect; a battery supplying a power to the ion generator; a secondary coil receiving a wireless power signal from an external wireless charging device; a rectifying module configured to rectify an induced electromotive force generated from the secondary coil; and a controller configured to charge the battery by receiving a power from the rectifying module, and to control an operation of the ion generator, and a wireless charging device used for the same. | 05-15-2014 |
20140135591 | FOOTWEAR CAPABLE OF BEING WIRELESSLY CHARGED AND TRANSMITTING BIOLOGICAL INFORMATION, METHOD FOR MANAGING HEALTH IN WIRELESS COMMUNICATION SYSTEM INCLUDING THE FOOTWEAR, AND WIRELESS COMMUNICATION SYSTEM TO WHICH THE METHOD IS APPLIED - Disclosed herein are a method for managing health in a wireless communication system including a footwear using a wireless charging technology, the method including obtaining a biological information of a user from a biological information detecting sensor of the footwear using a power obtained through a wireless power receiving device installed therein, and transmitting the biological information to an external electronic device via a communication module; a footwear able to be wirelessly charged and to transmit a biological information; and a wireless communication system which performs the method. | 05-15-2014 |
20140139033 | NON-CONTACT POWER TRANSMISSION APPARATUS - A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus. The power transmission apparatus improves both the reliability of operation of the non-contact charging system, and the competitiveness of related products, such as portable terminals, battery packs and the like. | 05-22-2014 |
20140176062 | WIRELESS POWER TRANSMITTING APPARATUS FOR VEHICLE - Disclosed herein is a wireless power transmitting apparatus for a vehicle, including: a support module including a support body having a first connection part, a connection jack configured to be connected to the support body and be connected to a power supply jack of the vehicle, and a first terminal installed at the first connection part and electrically connected to the connection jack; and a charging module including a charging body having a second connection part rotatably connected to the first connection part, a second terminal installed at the second connection part and connected to the first terminal, and an output unit configured to output a wireless power signal by a power input from the connection jack through the second terminal. | 06-26-2014 |
20140184149 | METHOD IN WIRELESS POWER TRANSMISSION SYSTEM, WIRELESS POWER TRANSMISSION APPARATUS USING THE SAME, AND WIRELESS POWER RECEIVING APPARATUS USING THE SAME - Disclosed herein are a wireless power transmission control method in a wireless power transmission system, including receiving awake-up signal from a wireless power receiving apparatus and transmitting a wireless power transmission signal to the wireless power receiving apparatus through a transmission coil of a wireless power transmission apparatus while activating a deactivated power block when the wake-up signal is received; a wireless power transmission apparatus using the same; and a wireless power receiving apparatus using the same. | 07-03-2014 |
20140232199 | APPARATUS AND METHOD FOR DETECTING FOREIGN OBJECT IN WIRELESS POWER TRANSMITTING SYSTEM - The present invention provides an apparatus and method for detecting a foreign object in a wireless power transmitting system. The wireless power transmitting apparatus measures an initial transmission power transmitted from the primary core block and performs foreign object detection on the basis of the initial transmission power, once it is found that an initial voltage of an output terminal of the wireless power receiving apparatus connected to an external load is within the range of a reference voltage. By performing foreign object detection while a wireless power receiving apparatus is in an initial setting completion state, before the output of the wireless power receiving apparatus is turned on, delay in detecting foreign objects may be reduced, and a risk due to heating of a foreign object may be avoided. | 08-21-2014 |
20140266036 | APPARATUS AND METHOD FOR DETECTING FOREIGN OBJECT IN WIRELESS POWER TRANSMITTING SYSTEM - An apparatus and method for detecting a foreign object in a wireless power transmitting system are provided. In a case in which a foreign object is not detected prior to charging, an attempt to detect a foreign object detection during charging is performed, and when a foreign object is not detected while a power signal is being received, power is limited based on a temperature sensor. | 09-18-2014 |
20140285140 | WIRELESS POWER TRANSMISSION SYSTEM, FURNITURE HAVING WIRELESS CHARGING FUNCTION USED THEREIN, AND WIRELESS POWER TRANSMSSION APPARATUS USED THEREIN - Disclosed herein is a furniture having a wireless charging function, including: one or more transmission coil units disposed on the same plane of a flat plate of the furniture; and a central transmission controlling unit configured to select at least one transmission coil unit corresponding to a wireless power reception apparatus when the wireless power reception apparatus is placed on the flat plate, and to transmit a wireless power signal through the selected transmission coil unit, the central transmission controlling unit being installed separately from the plurality of transmission coil units. | 09-25-2014 |
20140354069 | WIRELESS POWER TRANSMITTING DEVICE AND METHOD FOR CONTROLLING TO TRANSMIT WIRELESS POWER SIGNAL IN WIRELESS POWER TRANSMITTING DEVICE - 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 driving signal for the wireless power signal; an alternating current sensor configured to detect an alternating current signal of the transmission coil which is generated by a wireless power receiving signal including wireless power receiving information of a wireless power receiving device; an alternating voltage sensor configured to detect an alternating voltage signal of the transmission coil, the alternating current signal being generated by the wireless power receiving signal from the wireless power receiving device; a signal processing unit configured to process the alternating current signal and the alternating voltage signal from the alternating current sensor and the alternating voltage sensor; and a wireless power transmitting controller that, when the alternating current signal and the alternating voltage signal of the transmission coil are detected and signal processing is normally performed on at least one of the alternating current signal and the alternating voltage signal, obtains the wireless power receiving information through the signal on which the signal processing is performed and controls the driving driver on the basis of the wireless power receiving information. Further, there is provided a method for controlling to transmit a wireless power signal in the wireless power transmitting device. | 12-04-2014 |