평형형 전력 증폭 장치 및 방법
    31.
    发明公开
    평형형 전력 증폭 장치 및 방법 审中-实审
    用于平衡功率放大的装置和方法

    公开(公告)号:KR1020130117415A

    公开(公告)日:2013-10-28

    申请号:KR1020120039750

    申请日:2012-04-17

    Abstract: PURPOSE: An apparatus and a method for balanced power amplification are provided to offer a 90-degree hybrid splitter and a 90-degree hybrid combiner using at least one quarter-wave transmission line, thereby improving the efficiency of wireless power transmission. CONSTITUTION: An amplifier (600) comprises a 90-degree hybrid splitter (620), a first power amplifier (PA) (630), a second PA (640), and a 90-degree hybrid combiner (650). The 90-degree hybrid splitter divides an input signal into a first PA input signal and a second PA input signal which have 90-degree phase difference. The first PA amplifies the first PA input signal to generate a first PA output signal. The second PA amplifies the second PA input signal to generate a second PA output signal. The 90-degree hybrid combiner combines the first and second output signals having 90-degree phase difference of to generate an output signal. [Reference numerals] (AA) First PA input signal; (BB) First PA output signal; (CC) Output signal; (DD) Input signal; (EE) Second PA input signal; (FF) Second PA output signal

    Abstract translation: 目的:提供一种用于平衡功率放大的装置和方法,以提供使用至少四分之一波长的传输线的90度混合分路器和90度混合组合器,从而提高无线功率传输的效率。 构成:放大器(600)包括90度混合分路器(620),第一功率放大器(PA)(630),第二PA(640)和90度混合组合器(650)。 90度混合分路器将输入信号分为具有90度相位差的第一PA输入信号和第二PA输入信号。 第一PA放大第一PA输入信号以产生第一PA输出信号。 第二PA放大第二PA输入信号以产生第二PA输出信号。 90度混合组合器组合具有90度相位差的第一和第二输出信号以产生输出信号。 (附图标记)(AA)第一PA输入信号; (BB)第一PA输出信号; (CC)输出信号; (DD)输入信号; (EE)第二PA输入信号; (FF)第二PA输出信号

    최적의 전력 분배를 위한 공진기 설계 방법, 무선 전력 전송 시스템 및 무선 전력 전송시스템의 공진기
    32.
    发明公开
    최적의 전력 분배를 위한 공진기 설계 방법, 무선 전력 전송 시스템 및 무선 전력 전송시스템의 공진기 有权
    无线电力传输系统,无线电力传输系统中最优分配和谐振器的谐振器设计方法

    公开(公告)号:KR1020130050782A

    公开(公告)日:2013-05-16

    申请号:KR1020110116025

    申请日:2011-11-08

    Abstract: PURPOSE: A target resonator and a design condition thereof are provided to achieve optimal power distribution and transmission in a wireless power transmission environment where various kinds of target devices exist. CONSTITUTION: A wireless power transmission system is composed of a source device(110) and a target device(120); the source device includes an AC-DC(Alternating Current-to-Direct Current) converter(111), a power detector(113), a power conversion part(114), a control and communications part(115), and a source resonator(116); and the source resonator transfers wake-up power or charging power to the target device by transferring electromagnetic energy to a target resonator. The target device includes a target resonator(121), a rectification part(122), a DC-DC(DC-to-DC) converter(123), a switch part(124), a device load(125), and a control and communications part(126); the target resonator receives electromagnetic energy from the source resonator; and the figure of merit of the target resonator is managed to satisfy the power dividing ratio of the source device. [Reference numerals] (114) Power conversion part; (115,126) Control and communications part; (122) Rectification part

    Abstract translation: 目的:提供目标谐振器及其设计条件,以在存在各种目标装置的无线电力传输环境中实现最佳的配电和传输。 构成:无线电力传输系统由源设备(110)和目标设备(120)组成; 源装置包括AC-DC(交流 - 直流电流)转换器(111),功率检测器(113),功率转换部分(114),控制和通信部分(115)以及源谐振器 (116); 并且源谐振器通过将电磁能量传递到目标谐振器来将唤醒功率或充电功率传送到目标装置。 目标装置包括目标谐振器(121),整流部分(122),DC-DC(DC-DC)转换器(123),开关部分(124),装置负载(125)和 控制和通信部分(126); 目标谐振器从源极谐振器接收电磁能; 并且管理目标谐振器的品质因数以满足源装置的功率分配比。 (附图标记)(114)电力转换部; (115,126)控制和通信部分; (122)整流部

    무선 전력 전송을 이용한 사운드 시스템
    33.
    发明公开
    무선 전력 전송을 이용한 사운드 시스템 审中-实审
    使用无线电力传输的声音系统

    公开(公告)号:KR1020130044494A

    公开(公告)日:2013-05-03

    申请号:KR1020110108588

    申请日:2011-10-24

    Abstract: PURPOSE: A sound system using wireless power transfer is provided to increase a degree of freedom for controlling a location and a direction of speaker. CONSTITUTION: A wireless power transfer system includes a source device(110) and a target device(120). The source device supplies wireless power. The target device receives wireless power. The source device includes an AC/DC converter(111), a power detector(113), a power transformer(114), a control and communication unit(115) and a source resonator(116). The control and communication unit calculates power transfer efficiency of tracking frequency and determines a tracking frequency having the best power transfer efficiency in the tracking frequencies. The source resonator transfers electromagnetic energy to a target resonator. [Reference numerals] (114) Power transformer; (115,126) Control and communication unit; (122) Rectifier; (125) Charge unit

    Abstract translation: 目的:提供使用无线电力传输的声音系统,以增加控制扬声器位置和方向的自由度。 构成:无线电力传输系统包括源设备(110)和目标设备(120)。 源设备提供无线电源。 目标设备接收无线电源。 源装置包括AC / DC转换器(111),功率检测器(113),电力变压器(114),控制和通信单元(115)以及源谐振器(116)。 控制和通信单元计算跟踪频率的功率传输效率,并确定跟踪频率具有最佳功率传输效率的跟踪频率。 源谐振器将电磁能传递到目标谐振器。 (附图标记)(114)电力变压器; (115,126)控制和通信单元; (122)整流器; (125)充电单元

    무선 전력 전송 시스템, 무선 전력 전송 시스템에서 공진 주파수 트래킹 방법 및 장치
    34.
    发明公开
    무선 전력 전송 시스템, 무선 전력 전송 시스템에서 공진 주파수 트래킹 방법 및 장치 审中-实审
    无线电力传输系统的无线电力传输系统,谐振频率跟踪的方法与装置

    公开(公告)号:KR1020130013396A

    公开(公告)日:2013-02-06

    申请号:KR1020110075020

    申请日:2011-07-28

    Abstract: PURPOSE: A wireless power transmission system, a resonant frequency tracking method in the wireless power transmission system, and a device thereof are provided to reduce transmission power loss without a separate matching circuit by control of a resonant frequency. CONSTITUTION: A source device(110) includes an AC/DC converter(111), a power detector(113), a power conversion unit(114), a control and communication unit(115), and a source resonator(116). The AC/DC converter controls an output level of DC voltage corresponding to control of the control and communication unit. The power detector detects output current and voltage of the AC/DC converter. A target device(120) includes a target resonator(121), a rectification unit(122), a DC/DC converter(123), a switch unit(124), a charging unit(125), and a control and communication unit(126). [Reference numerals] (114) Power conversion unit; (115,126) Control and communication unit; (122) Rectification unit; (125) Charging unit

    Abstract translation: 目的:提供无线电力传输系统,无线电力传输系统中的谐振频率跟踪方法及其装置,以便通过控制谐振频率而不需要单独的匹配电路来降低发射功率损耗。 构成:源装置(110)包括AC / DC转换器(111),功率检测器(113),功率转换单元(114),控制和通信单元(115)以及源谐振器(116)。 AC / DC转换器控制对应于控制和通信单元的控制的DC电压的输出电平。 功率检测器检测AC / DC转换器的输出电流和电压。 目标设备(120)包括目标谐振器(121),整流单元(122),DC / DC转换器(123),开关单元(124),充电单元(125)以及控制和通信单元 (126)。 (附图标记)(114)电力转换单元; (115,126)控制和通信单元; (122)整流单元; (125)充电单元

    무선 전력 전송 시스템, 무선 전력 전송 시스템에서 통신 채널 할당 및 전력 전송 방법 및 그 장치
    35.
    发明公开
    무선 전력 전송 시스템, 무선 전력 전송 시스템에서 통신 채널 할당 및 전력 전송 방법 및 그 장치 审中-实审
    无线电力传输系统的无线电力传输系统,无线电力传输系统中通信信道分配和电力传输的方法与装置

    公开(公告)号:KR1020120135077A

    公开(公告)日:2012-12-12

    申请号:KR1020120058369

    申请日:2012-05-31

    Abstract: PURPOSE: A communication channel allocation and power transmission method and an apparatus thereof in a wireless power transmission system are provided to perform communication between a source device and a target device without interference to the other electronic device. CONSTITUTION: A power converting unit(114) converts DC voltage into AC voltage by using a resonant frequency. The power converting unit generates wake-up power or charge power. A source resonator(116) transmits the wake-up power or charge power through magnetic coupling. A control and communication unit(115) selects a communication channel for control for performing communication with the target device. The control and communication unit transmits an initial control signal to the target device through the selected communication channel. [Reference numerals] (114) Power converting unit; (115) Control and communication unit; (122) Rectifying unit; (126) Control and communication unit

    Abstract translation: 目的:提供一种在无线电力传输系统中的通信信道分配和电力传输方法及其装置,以在不影响其他电子设备的情况下执行源设备与目标设备之间的通信。 构成:电力转换单元(114)通过使用谐振频率将直流电压转换为交流电压。 电源转换单元产生唤醒电源或充电电源。 源极谐振器(116)通过磁耦合传输唤醒功率或充电功率。 控制和通信单元(115)选择用于与目标设备进行通信的控制的通信信道。 控制和通信单元通过所选择的通信信道向目标设备发送初始控制信号。 (附图标记)(114)电力转换单元; (115)控制和通信单元; (122)整流单元; (126)控制和通讯单元

    무선 전력 전송 시스템 및 무선 전력 전송 시스템의 동작 방법
    36.
    发明公开
    무선 전력 전송 시스템 및 무선 전력 전송 시스템의 동작 방법 无效
    无线电力传输系统中的无线电力传输系统和操作方法

    公开(公告)号:KR1020120135076A

    公开(公告)日:2012-12-12

    申请号:KR1020120058368

    申请日:2012-05-31

    Abstract: PURPOSE: A wireless power transmission system and a driving method thereof are provided to determine the status of communication channel through status information signal, by receiving it from source. CONSTITUTION: A communications unit(210) transmits status information signal indicating an operation mode of channel sharing signal, connection standard command, and source device by using channel frequency. A control unit(220) receives a response signal about the connection standard command from the target device. The control unit determines control ID of the target device. The control unit determines an initial wireless power which will be transmitted to the target device, considering the temperature change of the source device, the battery status of the target device, a change in receiving power quantity, and the temperature change of the target device. [Reference numerals] (210) Communication unit; (220) Control unit; (230) Power transmitter

    Abstract translation: 目的:提供一种无线电力传输系统及其驱动方法,通过状态信息信号通过从源接收通信信道的状态来确定通信信道的状态。 构成:通信单元(210)通过使用信道频率发送指示信道共享信号的操作模式,连接标准命令和源设备的状态信息信号。 控制单元(220)从目标设备接收关于连接标准命令的响应信号。 控制单元确定目标设备的控制ID。 考虑到源设备的温度变化,目标设备的电池状态,接收功率量的变化以及目标设备的温度变化,控制单元确定将发送到目标设备的初始无线电力。 (附图标记)(210)通信单元; (220)控制单元; (230)电力变送器

    무선 전력 전송 장치 및 방법
    37.
    发明公开
    무선 전력 전송 장치 및 방법 审中-实审
    无线电力传输的装置和方法

    公开(公告)号:KR1020120135050A

    公开(公告)日:2012-12-12

    申请号:KR1020120055764

    申请日:2012-05-25

    Abstract: PURPOSE: Wireless power transmission apparatus and a method are provided to limit power voltage of power amplifier within a stability range by comparing reference value based on detected voltage current and certain standard. CONSTITUTION: A detection unit(210) detects supply voltage and supply current of a power amplifier. A control unit(220) calculates supply voltage based on detected supply voltage and the supply current. The control unit determines a reference current based on the detected supply voltage and the supply current. A blocking unit(230) blocks supply of the supply power with the power amplifier based on a comparing result of the detected supply current and the reference current. The detection unit detects the voltage applied to both ends of resistance of a transistor connected with the power amplifier. The detection unit detects the supply current based on voltage applied to both ends of resistance and the resistance. [Reference numerals] (205) Matching network; (207) Source resonation unit; (210) Detection unit; (220) Control unit; (230) Blocking unit; (231) Leakage current blocking unit; (240) Power converter

    Abstract translation: 目的:提供无线电力传输装置和方法,通过比较基于检测电压电流和某一标准的参考值,将功率放大器的电源电压限制在稳定范围内。 构成:检测单元(210)检测功率放大器的电源电压和电源电流。 控制单元(220)基于检测到的电源电压和电源电流来计算电源电压。 控制单元基于检测到的电源电压和电源电流来确定参考电流。 基于检测到的电源电流和参考电流的比较结果,阻断单元(230)阻止功率放大器的电源供应。 检测单元检测施加到与功率放大器连接的晶体管的电阻的两端的电压。 检测单元基于施加到电阻两端的电压和电阻来检测供电电流。 (附图标记)(205)匹配网络; (207)源谐振单元; (210)检测单元; (220)控制单元; (230)封闭单元; (231)泄漏电流阻断单元; (240)电源转换器

    무선 전력 전송 및 충전 시스템, 무선전력 전송 및 충전 시스템의 공진 주파수 제어 방법
    39.
    发明公开
    무선 전력 전송 및 충전 시스템, 무선전력 전송 및 충전 시스템의 공진 주파수 제어 방법 审中-实审
    无线电力传输和充电系统的无线电力传输和充电系统的谐振频率控制方法

    公开(公告)号:KR1020120127233A

    公开(公告)日:2012-11-21

    申请号:KR1020120047312

    申请日:2012-05-04

    CPC classification number: H02J50/12 H01Q7/005 H02J7/025 H02J50/80 H04L5/0055

    Abstract: PURPOSE: A wireless power transmission and charging system and a control method for a resonant frequency thereof are provided to reduce transmission power loss without a separate matching circuit by controlling a resonant frequency. CONSTITUTION: A source device(110) comprises an AC/DC converter(111), a power detector(113), an electric power converting unit(114), a control and communications unit(115), and a source resonator(116). A target device(120) comprises a target resonator(121), a rectifier unit(122), a DC/DC converter(123), a switch unit(124), a charge unit(125), and a control and communication unit(126). The electric power converting unit converts a DC voltage into an AC voltage. The electric power converting unit generates power for communication or charging. The source resonator transmits the power for communication or charging to the target device. The control and communication unit control the signal level of the DC voltage. [Reference numerals] (114) Electric power converting unit; (115, 126) Control and communications unit; (122) Rectifier unit; (125) Charge unit

    Abstract translation: 目的:提供无线功率传输和充电系统及其谐振频率的控制方法,以通过控制谐振频率而不用单独的匹配电路来降低发射功率损耗。 构成:源装置(110)包括AC / DC转换器(111),功率检测器(113),电力转换单元(114),控制和通信单元(115)和源极谐振器(116) 。 目标设备(120)包括目标谐振器(121),整流器单元(122),DC / DC转换器(123),开关单元(124),充电单元(125)以及控制和通信单元 (126)。 电力转换单元将DC电压转换成AC电压。 电力转换单元产生用于通信或充电的电力。 源谐振器向目标设备发送用于通信或充电的电力。 控制和通信单元控制直流电压的信号电平。 (附图标记)(114)电力转换单元; (115,126)控制和通信单元; (122)整流器单元; (125)充电单元

    무선 전력 전송 시스템, 무선 전력 전송 및 수신 제어 방법
    40.
    发明公开
    무선 전력 전송 시스템, 무선 전력 전송 및 수신 제어 방법 有权
    无线电力传输与接收控制方法与装置及无线电力传输系统

    公开(公告)号:KR1020120090220A

    公开(公告)日:2012-08-17

    申请号:KR1020110010526

    申请日:2011-02-07

    Abstract: PURPOSE: A wireless power transmission system and a method and apparatus for controlling wireless power transmission and reception are provided to transmit uniform power by wirelessly transmitting power to a plurality of electronic devices. CONSTITUTION: A target communications unit(210) receives synchronization information in regard to a wake-up request signal and wireless power electrical transmission. The target communications unit transmits an answer signal for the wake-up request signal to a wireless power transmitting device. A load routing switcher(260) is turned on or off based on timing information included in the synchronization information. A target resonator forms a source resonator and a magnetic coupling for the wireless power transmitting device. A power supply unit(250) provides power which is wirelessly received by the load.

    Abstract translation: 目的:提供一种用于控制无线电力传输和接收的无线电力传输系统和方法和装置,用于通过向多个电子设备进行无线发送功率来发送均匀的电力。 构成:目标通信单元(210)接收关于唤醒请求信号和无线电力电力传输的同步信息。 目标通信单元向无线电力发送装置发送唤醒请求信号的应答信号。 基于同步信息中包含的定时信息,开启或关闭负载路由切换器260。 目标谐振器形成用于无线电力发送装置的源极谐振器和磁耦合器。 电源单元(250)提供由负载无线接收的电力。

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