公开(公告)号：KR1020120134030A

公开(公告)日：2012-12-11

申请号：KR1020120055766

申请日：2012-05-25

Applicant: 삼성전자주식회사

Inventor： 김남윤 ,  권상욱 ,  김기영 ,  김동조 ,  박윤권 ,  박은석 ,  유영호 ,  윤창욱 ,  최진성 ,  홍영택

IPC: H02J17/00 ,  H02J7/00

CPC classification number: H02J50/12 ,  H01Q7/005 ,  H02J7/025 ,  H02J50/80 ,  H04B10/6911 ,  H04L5/0055

Abstract: PURPOSE: A system for transmitting and charging wireless power and a power controlling method thereof are provided to improve power transmission efficiency by controlling power supplied to a target device. CONSTITUTION: A control ID including a source device(110) is allocated in a target device(120). A reference power quantity is determined in the target device in which the control ID is allocated. The reference power quantity is supplied to a power amplifying unit in consideration of the battery state of the target device. Charging power is generated using the power amplifying unit. The charging power is transmitted to the target device through magnetic coupling. [Reference numerals] (111) AC/DC converter; (113) Power detector; (114) Power converting unit; (115,126) Control and communication unit; (122) Rectifying unit; (123) DC/DC; (125) Charging unit

Abstract translation: 目的：提供一种用于无线电力发送和收费的系统及其功率控制方法，以通过控制提供给目标设备的电力来提高功率传输效率。 构成：在目标设备（120）中分配包括源设备（110）的控制ID。 在其中分配有控制ID的目标设备中确定参考功率量。 考虑到目标设备的电池状态，将参考功率量提供给功率放大单元。 使用功率放大单元产生充电功率。 充电功率通过磁耦合传输到目标设备。 （111）AC / DC转换器; （113）功率检测器; （114）电力转换单元; （115,126）控制和通信单元; （122）整流单元; （123）DC / DC; （125）充电单元

公开(公告)号：KR1020120134028A

公开(公告)日：2012-12-11

申请号：KR1020120055762

申请日：2012-05-25

Applicant: 삼성전자주식회사

Inventor： 김남윤 ,  권상욱 ,  김기영 ,  김동조 ,  박윤권 ,  박은석 ,  유영호 ,  윤창욱 ,  최진성 ,  홍영택

IPC: H04B5/02 ,  H04L27/00 ,  H02J17/00

CPC classification number: H04B5/0037 ,  H02J50/12 ,  H04B5/0081

Abstract: PURPOSE: A communication device and a method thereof are provided to stably restore a modulated message of a target device by using a driving voltage of a power amplifier. CONSTITUTION: A driving voltage detecting unit(240) detects a supplied power of a power amplifier changed according to an impedance of a target device. A demodulating unit(260) demodulates a message of the target device based on the amount of the detected source power. A controlling unit(270) senses the variation of the impedance. The controlling unit controls the source power based on the sensing. The driving voltage detecting unit detects the voltage of a resistance, a resistance of a transistor, and a line impedance. [Reference numerals] (220) PA; (240) Driving voltage detecting unit; (250) AC/DC; (260) Demodulating unit; (261) Amplifying unit; (263) Ripple removing unit; (265) Comparing unit; (270) Controlling unit

Abstract translation: 目的：提供通信装置及其方法，通过使用功率放大器的驱动电压来稳定地恢复目标装置的调制消息。 构成：驱动电压检测单元（240）检测根据目标装置的阻抗而改变的功率放大器的供电功率。 解调单元（260）基于检测到的源功率的量来解调目标设备的消息。 控制单元（270）感测阻抗的变化。 控制单元基于感测来控制源功率。 驱动电压检测单元检测电阻的电压，晶体管的电阻和线路阻抗。 （220）PA; （240）驱动电压检测单元; （250）AC / DC; （260）解调单元; （261）放大单元; （263）波纹去除单元; （265）比较单位; （270）控制单元

公开(公告)号：KR1020120131915A

公开(公告)日：2012-12-05

申请号：KR1020110050410

申请日：2011-05-27

Applicant: 삼성전자주식회사

Inventor： 최진성 ,  권상욱 ,  박윤권 ,  박은석 ,  홍영택 ,  유영호 ,  김남윤 ,  김동조 ,  김기영 ,  윤창욱

IPC: H02J17/00 ,  H02J7/00

CPC classification number: H04L25/0384

Abstract: PURPOSE: An apparatus and method for high efficiency variable power transmission is provided to transmit power with high transmit efficiency by controlling the transmitting time of power maintaining the maximum high frequency signal inputted to the power amplifier. CONSTITUTION: The pulse generating part(810) produces pulse signal having pulse length of the duration corresponding to the transmitted energy. The pulse stream generating part(820) transfers pulse stream composed of the pulse corresponding to the transmitted data formed by pulse signal duration. The high frequency modulation section(830) outputs the variable electric power by modulating the high frequency signal of fixed amplitude in the time axis according to the pulse stream through the repeated on and off. The pulse signal production part transforms pulse signal into the pulse stream by using table. [Reference numerals] (810) Pulse generating part; (820) Pulse stream generating part; (830) High frequency modulation part

Abstract translation: 目的：提供一种用于高效率可变功率传输的装置和方法，通过控制输入功率放大器的最大高频信号的功率传输时间来传输具有高发射效率的功率。 构成：脉冲发生部（810）产生脉冲信号，该脉冲信号的脉冲长度与发送的能量对应。 脉冲流产生部分（820）传送由与由脉冲信号持续时间形成的发送数据相对应的脉冲组成的脉冲流。 高频调制部（830）通过重复的接通和关断根据脉冲流调制在时间轴上固定幅度的高频信号的可变电力。 脉冲信号产生部分通过使用表将脉冲信号转换成脉冲流。 （标号）（810）脉冲发生部; （820）脉冲流生成部; （830）高频调制部分

公开(公告)号：KR1020120129821A

公开(公告)日：2012-11-28

申请号：KR1020120053016

申请日：2012-05-18

Applicant: 삼성전자주식회사

Inventor： 김남윤 ,  권상욱 ,  박윤권

IPC: H02J17/00 ,  H02J7/00

CPC classification number: H03H7/40 ,  H02J7/025 ,  H02J50/12 ,  H02M3/156 ,  H02M7/04

Abstract: PURPOSE: A wireless power transmission and a charging system, and a control method of impedance of wireless power transmission and a charging system are provided to reduce the loss of transmission power without using a separate matching circuit. CONSTITUTION: A power converter(114) converts AC voltage to DC voltage using resonant frequency. A source resonator(116) transmits communications electricity or charging electricity through magnetic coupling to a target device. An impedance control unit(117) changes impedance of a source resonator by tuning on/off of N matching switches. A control and communication unit(115) determine the signal level of DC voltage and the impedance of the source resonator. [Reference numerals] (114) Power converter; (115) Control and communication unit; (122) Rectifying unit; (125) Charging unit; (126) Control and communication unit

Abstract translation: 目的：提供无线电力传输和充电系统，以及无线电力传输的阻抗控制方法和充电系统，以减少传输功率的损失，而无需使用单独的匹配电路。 构成：电力转换器（114）使用谐振频率将交流电压转换为直流电压。 源极谐振器（116）通过磁耦合传输通信电或充电电力到目标装置。 阻抗控制单元（117）通过调谐N个匹配开关的开/关来改变源谐振器的阻抗。 控制和通信单元（115）确定DC电压的信号电平和源谐振器的阻抗。 （附图标记）（114）功率转换器; （115）控制和通信单元; （122）整流单元; （125）充电单元; （126）控制和通讯单元

公开(公告)号：KR1020120128527A

公开(公告)日：2012-11-27

申请号：KR1020110049244

申请日：2011-05-24

Applicant: 삼성전자주식회사

Inventor： 김동조 ,  권상욱 ,  박윤권 ,  박은석 ,  홍영택 ,  김기영 ,  유영호 ,  김남윤 ,  최진성 ,  윤창욱

IPC: H02J17/00 ,  H02H3/08 ,  H02H3/20 ,  H02H5/04

CPC classification number: H02J50/12 ,  H02H3/08 ,  H02H3/20 ,  H02H5/042 ,  H02J5/005 ,  H02J7/025 ,  H02J17/00 ,  H02J50/70 ,  H02J50/80 ,  H02J50/90

Abstract: PURPOSE: An apparatus and method for protecting wireless-coupled power devices against an overvoltage, an overcurrent, and an excessive temperature are provided to protect a power device against an excessive temperature by using a thermistor whose resistance is changed according to a temperature. CONSTITUTION: A first resistive divider(1110) divides an input voltage and outputs a first divided voltage. A rectifier(1120) rectifies the first divided voltage and outputs the rectified voltage. A second resistive divider(1130) divides the rectified voltage and outputs the second divided voltage. A comparator(1150) receives the second divided voltage through a positive terminal and receives DC through a negative terminal. If a difference between the voltage from the positive terminal and the voltage from the negative terminal is an on-level or more, the comparator converts the control signal into a first control signal.. If the difference between the voltage from the positive terminal and the voltage from the negative terminal is an off-level or less, the comparator converts the control signal into a second control signal. [Reference numerals] (AA) Overvoltage protection unit; (BB) Hysteresis comparator; (CC) Input matching network; (DD) Overcurrent protection; (EE) RF input; (FF) Output

Abstract translation: 目的：提供一种用于保护无线耦合功率器件免受过电压，过电流和过温的装置和方法，以通过使用根据温度改变电阻的热敏电阻来保护功率器件免受过温度的影响。 构成：第一电阻分压器（1110）分压输入电压并输出第一分压。 整流器（1120）对第一分压进行整流，并输出整流电压。 第二电阻分压器（1130）分压整流电压并输出第二分压。 比较器（1150）通过正极端子接收第二分压，并通过负极端子接收DC。 如果来自正极端子的电压与来自负极端子的电压之间的差异为导通电平以上，则比较器将控制信号转换为第一控制信号。如果来自正极端子的电压与 来自负极端子的电压为电平以下，比较器将控制信号转换为第二控制信号。 （附图标记）（AA）过电压保护单元; （BB）迟滞比较器; （CC）输入匹配网络; （DD）过流保护; （EE）RF输入; （FF）输出

公开(公告)号：KR1020120127231A

公开(公告)日：2012-11-21

申请号：KR1020120047202

申请日：2012-05-04

Applicant: 삼성전자주식회사

Inventor： 유영호 ,  박은석 ,  권상욱 ,  김기영 ,  김남윤 ,  김동조 ,  박윤권 ,  윤창욱 ,  최진성 ,  홍영택

IPC: H02J17/00

CPC classification number: H02J50/12 ,  H02J5/005 ,  H02J7/025 ,  H02J50/40 ,  H02J50/70 ,  H02J50/80 ,  H02J50/90

Abstract: PURPOSE: An apparatus and method for transmitting wireless power are provided to control a magnetic field which is generated in a resonator by controlling the rate of a resonant frequency of a sub resonator over a resonant frequency of a source resonator through a magnetic field distribution control unit. CONSTITUTION: A source resonator(510) wirelessly transmits power to a target device through magnetic coupling with a target resonator. One or more sub resonators(520) are located inside the source resonator. A magnetic field distribution control unit(530) controls the distribution of a magnetic field which is generated in the source resonator based on the rate of the resonant frequency of one or more sub resonators over a resonant frequency of the source resonator. The source resonator comprises a first transmission line, a first conductor, a second conductor, and one or more first capacitors.

Abstract translation: 目的：提供一种用于发送无线电力的装置和方法，以通过通过磁场分配控制单元控制子谐振器在谐振频率的谐振频率上的谐振频率的速率来控制在谐振器中产生的磁场 。 构成：源谐振器（510）通过与目标谐振器的磁耦合无线地将功率发送到目标装置。 一个或多个子谐振器（520）位于源谐振器内部。 磁场分布控制单元（530）基于在源极谐振器的谐振频率上的一个或多个子谐振器的谐振频率的速率来控制在源极谐振器中产生的磁场的分布。 源谐振器包括第一传输线，第一导体，第二导​​体和一个或多个第一电容器。

公开(公告)号：KR1020120125199A

公开(公告)日：2012-11-14

申请号：KR1020120073722

申请日：2012-07-06

Applicant: 삼성전자주식회사 ,  주식회사 엘씨링크

Inventor： 김남윤 ,  이창호 ,  권상욱 ,  박윤권 ,  홍영택

IPC: H02J17/00 ,  H02J7/00

CPC classification number: H02J50/10 ,  H02J7/025 ,  H02J50/80

Abstract: PURPOSE: A wireless power transmission/charge system and a communication method of a wireless power transmission/charge system are provided to switch various information switch between a source device and a target device through a command message and a response message. CONSTITUTION: A power for communication is received to be used for communication from a source device through magnetic coupling(320). A wake-up request message is received from the source device(330). An ACK message for the wake-up request signal is transmitted to the source device by using a single type packet. [Reference numerals] (310) Stand-by mode; (331) Requesting Wake-up; (337) Virtual indicator; (AA) Transferring power for communication; (BB) Transferring power for charging

Abstract translation: 目的：提供无线电力传输/收费系统和无线电力传输/收费系统的通信方法，通过命令消息和响应消息来切换源设备和目标设备之间的各种信息交换。 构成：用于通信的电源被用于通过磁耦合从源设备进行通信（320）。 从源设备（330）接收到唤醒请求消息。 用于唤醒请求信号的ACK消息通过使用单个类型的分组被发送到源设备。 （附图标记）（310）待机模式; （331）要求唤醒; （337）虚拟指标; （AA）转移通信权力; （BB）转移充电电

公开(公告)号：KR1020120125180A

公开(公告)日：2012-11-14

申请号：KR1020120047047

申请日：2012-05-03

Applicant: 삼성전자주식회사 ,  주식회사 엘씨링크

Inventor： 김남윤 ,  이창호 ,  권상욱 ,  박윤권 ,  홍영택

IPC: H02J17/00

CPC classification number: H02J50/80 ,  H02J50/20 ,  H04B1/3816 ,  H04L5/0055

Abstract: PURPOSE: A collision avoidance apparatus of wireless power transmission and a method thereof are provided to allocate a control ID to a plurality of target devices by using a response signal of target devices. CONSTITUTION: A source device senses a plurality of target devices in a predetermined time(310). A connection standard command is transmitted to the target device(320). A caller is transmitted to the target device in order to detect temporary IDs of the target devices(330). Control IDs are allocated to the target device based on a response signal of the target devices(350). [Reference numerals] (310) A source device senses a plurality of target devices in a predetermined time; (315) Transmitting wake up electrical power; (320) A connection standard command is transmitted to the target device; (325) Transmitting the calling factor; (330) Receiving respond signal from a target device?; (335) Last calling factor?; (340) Calling factor=calling factor+1; (345) Temporary ID repetition?; (350) Control IDs are allocated to the target device based on a response signal of the target devices; (355) Transmitting the renewed connection standard command; (AA) Start; (BB,CC,GG) No; (DD,EE,FF) Yes; (HH) End

Abstract translation: 目的：提供一种无线电力传输的防撞装置及其方法，通过使用目标设备的响应信号向多个目标设备分配控制ID。 构成：源设备在预定时间内感测多个目标设备（310）。 连接标准命令被发送到目标设备（320）。 呼叫者被发送到目标设备，以便检测目标设备（330）的临时ID。 控制ID基于目标设备（350）的响应信号被分配给目标设备。 （附图标记）（310）源设备在预定时间内感测多个目标设备; （315）发送唤醒电源; （320）向目标设备发送连接标准命令; （325）传送呼叫系数; （330）从目标设备接收响应信号; （335）最后通话 （340）呼叫因子=呼叫因子+ 1; （345）临时身份证重复？ （350）基于目标设备的响应信号将控制ID分配给目标设备; （355）发送更新的连接标准命令; （AA）开始; （BB，CC，GG）否; （DD，EE，FF）是; （HH）结束

公开(公告)号：KR1020120093748A

公开(公告)日：2012-08-23

申请号：KR1020110091685

申请日：2011-09-09

Applicant: 삼성전자주식회사 ,  성균관대학교산학협력단

Inventor： 최진성 ,  홍영택 ,  권상욱 ,  박윤권 ,  양영구 ,  박은석 ,  김기영 ,  유영호 ,  김남윤 ,  김동조

IPC: H02J17/00

CPC classification number: H02J50/12 ,  H02J5/005 ,  H02J7/025 ,  H02J17/00 ,  H02J50/20

Abstract: PURPOSE: An apparatus and a method for high efficiency variable power transmission are provided to implement a power supply unit with a simple structure by omitting a DC-DC converter. CONSTITUTION: A variable power generating unit(110) generates variable power by modulating a high frequency signal. The variable power generating unit includes a high frequency signal generator(111), a modulated signal generating unit(113) and a switch controller(115). A power amplifier(120) amplifies the variable power corresponding to the required power level of a target device. A power supply unit(130) converts an AC current from a power source(21) into a DC current.

Abstract translation: 目的：提供一种用于高效率可变功率传输的装置和方法，通过省略DC-DC转换器来实现具有简单结构的电源单元。 构成：可变功率发生单元（110）通过调制高频信号来产生可变功率。 可变功率发生单元包括高频信号发生器（111），调制信号产生单元（113）和开关控制器（115）。 功率放大器（120）放大对应于目标装置的所需功率电平的可变功率。 电源单元（130）将来自电源（21）的AC电流转换成DC电流。

公开(公告)号：KR1020120069349A

公开(公告)日：2012-06-28

申请号：KR1020100130861

申请日：2010-12-20

Applicant: 삼성전자주식회사 ,  한양대학교 산학협력단

Inventor： 김동조 ,  홍영택 ,  문영진 ,  권상욱 ,  박윤권 ,  유창식 ,  박은석 ,  김기영 ,  유영호 ,  김남윤 ,  최진성 ,  노용성

IPC: H02J17/00 ,  H02M3/155 ,  G05F1/10

CPC classification number: H02J50/12 ,  H02J5/005 ,  H02M3/1588 ,  Y02B70/1466

Abstract: PURPOSE: A DC-DC voltage converter which reduces switching loss and a wireless power receiving device including the same are provided to detect a current amount of the DC-DC voltage converter without sensing the current amount. CONSTITUTION: A current detector(250) comprises a charge pump(310), a capacitor(320), a comparator(330), and a frequency change controller(340). The charge pump outputs charges during a turn-on time period of a turn-on switch. The capacitor stores the outputted charges from the charge pump during the turn-on time period. The comparator transmits a comparison result to the frequency change controller by comparing current amount measurement voltage outputted from the capacitor and reference voltage for current amount measurement.

Abstract translation: 目的：提供降低开关损耗的DC-DC电压转换器和包括该DC-DC电压转换器的无线电力接收装置，用于在不感测电流量的情况下检测DC-DC电压转换器的电流量。 构成：电流检测器（250）包括电荷泵（310），电容器（320），比较器（330）和变频控制器（340）。 电荷泵在开启开关的导通时间段期间输出电荷。 电容器在开启时间期间存储来自电荷泵的输出电荷。 比较器通过比较从电容器输出的电流量测量电压和电流量测量的参考电压，将比较结果发送到频率变化控制器。