Hanrim Postech Co., Ltd. Patent applications |
Patent application number | Title | Published |
20160064991 | LOW-HEAT WIRELESS POWER RECEIVING DEVICE AND METHOD - The present invention relates to low-heat wireless power receiving device and method for charging a battery with low heat by receiving a wireless power signal from a wireless power transmitting device. When a power receiving coil receives a wireless power signal, a control unit matches impedance by controlling an impedance matching/controlling unit, determines a charging load state of a power receiving unit in accordance with a time-lapse of charging the power receiving unit and a current level detected by a current detecting unit, and selectively turns on a low-heat transforming unit and a high-heat transforming unit in accordance with the selected charging load state, thereby charging the power receiving unit with minimum heat generation. | 03-03-2016 |
20150318715 | 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. | 11-05-2015 |
20140368164 | DEVICE AND METHOD FOR WIRELESSLY TRANSMITTING POWER - There is provided a wireless power transmitting device capable of simply being carried by a user and wirelessly transmitting a power to a power receiving device with a high transmission efficiency regardless of time and space. The wireless power transmitting device includes a power storage unit configured to store a direct current power, and a power transmitting unit configured to be operated by the direct current power stored in the power storage unit and to wirelessly transmit the power to a power receiving device. | 12-18-2014 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
20130300352 | POWER RECEIVING DEVICE FOR WIRELESS CHARGING AND PORTABLE ELECTRONIC DEVICE HAVING THE SAME - Disclosed herein are a power receiving device for wireless charging and a portable electronic device having the same. The power receiving device for wireless charging includes a body having a receiving space formed therein; and a charging kit detachably received in the receiving space, and including a coil formed to receive power by magnetic coupling with a power supplying device and a charging circuit configured to charge a battery by electromotive force induced in the coil. | 11-14-2013 |
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 |
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 |
20130154559 | NO POINT OF CONTACT CHARGING SYSTEM - Disclosed herein is a non-contact charging system. The non-contact charging system detects a portable terminal, a battery pack or a foreign object that is placed on the pad of a non-contact charger, and effectively monitors and controls its charging state through the detection, thus preventing such a foreign object placed on the pad from being heated by induction heating, and further causes anions to be generated during the charging of the portable terminal or the battery pack, thus sterilizing bacteria on a terminal and keeping ambient air thereof fresh. | 06-20-2013 |
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 |
20130117552 | METHOD FOR CHANGING RECEIVING MODE IN MOBILE TERMINAL AND MOBILE TERMINAL THEREOF - Disclosed herein are a method of changing a receiving mode in a mobile terminal, and a mobile terminal thereof. The method includes entering a charging ready mode when the mobile terminal is positioned adjacent to an external wireless power transmitting module; determining whether the receiving mode of the mobile terminal is a vibration mode; and, when the receiving mode of the mobile terminal is the vibration mode, changing the receiving mode of the mobile terminal to a non-vibration mode. | 05-09-2013 |
20130106348 | CONTACTLESS POWER TRANSMITTING SYSTEM HAVING OVERHEAT PROTECTION FUNCTION AND METHOD THEREOF | 05-02-2013 |
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 |
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 |
20130069587 | COIL RESONANT COUPLER FOR SHORT DISTANCE WIRELESS POWER COMMUNICATION AND SHORT DISTANCE WIRELESS POWER TRANSMITTING APPARATUS INCLUDING THE SAME - Disclosed herein are a coil resonant coupler for short distance wireless power communication and a short distance wireless power transmitting apparatus comprising the same. The coil resonant coupler for short distance wireless power communication comprises a first coil installed perpendicularly to a first axis; a second coil installed perpendicularly to a second axis perpendicular to the first axis; and a third coil installed perpendicularly to a third axis perpendicular to each of the first and second axes. The short distance wireless power transmitting apparatus comprises a primary side core comprising the above-described coil resonant coupler, a position sensing unit which senses a position of the wireless power receiving apparatus to generate position information, and a transmission controlling unit which controls the primary side core based on the position information. | 03-21-2013 |
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 |
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 |
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 |
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 |
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 |
20120188041 | WIRELESS POWER TRANSMISSION SYSTEM, WIRELESS POWER TRANSMISSION APPARATUS AND WIRELESS POWER RECEIVING APPARATUS THEREFOR - Provided are a wireless power communication system, including: a primary core where a primary coil, to which a current is applied, is wound; and a secondary core having a width wider than a width of the primary core, and receiving a secondary coil which outputs a current generated by a magnetic field, wherein the magnetic field is induced by the primary coil to the secondary coil, a wireless power transmission apparatus and a wireless power receiving apparatus therefor. | 07-26-2012 |
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 |
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 |
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 |
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 |
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 |
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 |
20100289450 | NON-CONTACT CHARGER CAPABLE OF WIRELESS DATA AND POWER TRANSMISSION AND RELATED BATTERY PACK AND MOBILE DEVICE - Disclosed is a non-contact charger. The present invention provides a non-contact charger capable of wireless data communication and power supply between a non-contact charger capable of computer UBS communication and a charging battery-pack of a mobile device, using an induced electromotive force, thereby to enable data communication and power supply at the same time and to make good signal transmission without other poor contacts in the contact transmission. | 11-18-2010 |
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 |
20090261778 | Non-Contact Charger Available Of Wireless Data and Power Transmission, Charging Battery-Pack and Mobile Device Using Non-Contact Charger - Disclosed is a non-contact charger. The present invention provides a non-contact charger capable of wireless data communication and power supply between a non-contact charger capable of computer UBS communication and a charging battery-pack of a mobile device, using an induced electromotive force, thereby to enable data communication and power supply at the same time and to make good signal transmission without other poor contacts in the contact transmission. | 10-22-2009 |