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    • 3. 发明专利
    • Liquid crystal display
    • 液晶显示器
    • JP2003322838A
    • 2003-11-14
    • JP2002132342
    • 2002-05-08
    • Toyota Industries CorpToyota Motor Corpトヨタ自動車株式会社株式会社豊田自動織機
    • KATO ISAMITSUSAKA MASANORITAKEUCHI HIDEO
    • G02F1/133G09G3/20G09G3/36
    • PROBLEM TO BE SOLVED: To relieve a load for generating an image signal in a liquid crystal display having a function for changing display according to brightness of the surroundings.
      SOLUTION: An image signal generation part 32 outputs the image signal corresponding to an image to be displayed on a display 105. The image signal is provided to the signal electrode of the display 105. A periodic signal generation part 31 outputs a periodic signal to be applied to the opposed electrode of the display 105. An optical sensor 101 monitors the light intensity of the surroundings of the display 105. When the surroundings of the display are dark, a display change instruction is generated. An inversion part 33 inverts the phase of the periodic signal and applies the inverted signal to the opposed electrode of the display 105.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:为了减轻在具有根据周围环境的亮度改变显示功能的液晶显示器中产生图像信号的负载。 图像信号生成部32输出与显示器105上要显示的图像对应的图像信号。图像信号被提供给显示器105的信号电极。周期信号生成部31输出周期性 信号被施加到显示器105的相对电极。光学传感器101监视显示器105的周围的光强度。当显示器的周围变暗时,产生显示改变指令。 反转部33使周期信号的相位反转,并将反相信号施加到显示器105的对置电极。(C)2004,JPO
    • 5. 发明专利
    • Communication device for non-contact charge vehicle
    • 用于非接触式充电车辆的通信装置
    • JP2014117073A
    • 2014-06-26
    • JP2012269363
    • 2012-12-10
    • Toyota Industries Corp株式会社豊田自動織機
    • KATO ISAMI
    • H02J7/00B60L11/18H01M10/44H01M10/46H02J17/00
    • Y02T10/7005Y02T90/125Y02T90/16
    • PROBLEM TO BE SOLVED: To provide a communication device for a non-contact charge vehicle capable of stably performing communication between the ground side and the vehicle side.SOLUTION: A first communication coil 24 is arranged in a state where a relative position to a power transmission coil 21 is defined. A second communication coil 37 is arranged on the vehicle side in a state where a relative position to a power reception coil 31 is defined and becomes in a state where a relative position to the first communication coil 24 is defined, in the state where the power reception coil 31 can receive high-frequency power from the power transmission coil 21. In the state where the power reception coil 31 can receive high-frequency power from the power transmission coil 21, a moving actuator 40 makes the first communication coil 24 move in a direction where the first communication coil 24 is close to the second communication coil 37.
    • 要解决的问题:提供一种能够稳定地进行接地侧和车辆侧之间的通信的非接触式充电车辆的通信装置。解决方案:第一通信线圈24被布置在与功率的相对位置 传输线圈21被限定。 第二通信线圈37被布置在车辆侧,在与受电线圈31的相对位置被限定并处于与第一通信线圈24的相对位置的状态下的状态下,在功率 接收线圈31可以从送电线圈21接收高频电力。在受电线圈31能够从送电线圈21接受高频电力的状态下,移动致动器40使第一连通线圈24移动 第一通信线圈24靠近第二通信线圈37的方向。
    • 6. 发明专利
    • Charger, power supply device and power supply device identifying method
    • 充电器,电源装置和电源装置识别方法
    • JP2014023402A
    • 2014-02-03
    • JP2012163284
    • 2012-07-24
    • Toyota Industries Corp株式会社豊田自動織機
    • KATO ISAMIHIGA KOJIINOUE JUNJIHIRAYAMA YUICHI
    • H02J7/00B60L11/18H01M10/44H02J17/00
    • Y02T10/7005Y02T10/7088
    • PROBLEM TO BE SOLVED: To perform authentication easily by dividing identification information and providing it by a different method.SOLUTION: A charger which is provided on a vehicle wirelessly communicating with a power supply device comprises: an acquisition unit which, when charging start information indicating the start of charging has been received, acquires first specific information corresponding to a power supply device at position coordinates closest to the position coordinates of the charger from a server storing the first specific information by dividing identification information assigned to supply devices, and second specific information other than the first specific information of identification information input by a support device provided on the vehicle; a generating unit which generates third specific information using the first and second specific information; and an authentication unit which outputs authentication request information including the generated third specific information and vehicle identification information to identify the vehicle to a radio communication unit in order to transmit it to a power supply device, acquires returned information in response to the authentication request information from the power supply device which indicates that the third specific information and the identification information assigned to the power supply device accord with each other, and determines authentication.
    • 要解决的问题:通过划分识别信息并通过不同的方法提供它来容易地进行认证。解决方案:提供在与供电装置无线通信的车辆上的充电器包括:获取单元,当充电开始信息指示 已经接收到充电开始,通过分配给供给装置的识别信息,从存储第一特定信息的服务器获取最靠近充电器的位置坐标的位置坐标处的电源装置的第一具体信息,以及第二特定信息 除了由设置在车辆上的支撑装置输入的识别信息的第一具体信息之外; 生成单元,其使用所述第一和第二特定信息生成第三特定信息; 以及验证单元,其将包括所生成的第三特定信息和车辆识别信息的认证请求信息输出到无线电通信单元,以将其发送到电力供应设备,从而响应于来自 指示第三特定信息和分配给供电装置的识别信息彼此一致的电源装置,并且确定认证。
    • 7. 发明专利
    • Communication method and system for non-contact charging
    • 非接触式充电的通信方法和系统
    • JP2013251946A
    • 2013-12-12
    • JP2012123361
    • 2012-05-30
    • Toyota Industries Corp株式会社豊田自動織機
    • HIGA KOJIKATO ISAMIINOUE JUNJIKONDO SUNAOTOGANO HIROKI
    • H02J17/00B60L11/18H01M10/46H02J7/00
    • Y02T10/7005Y02T90/16
    • PROBLEM TO BE SOLVED: To allow for communication of charge control information between a charging stand and a vehicle, with regard to communication for non-contact charging having a function for performing power transmission in non-contact between a charging stand and a vehicle.SOLUTION: An envelope detection section 701 and a threshold determination section 702 extract periods corresponding to first and second periods which correspond to first and second amplitudes of a pilot signal, respectively, while detecting an envelope detection signal from the pilot signal. A zero-cross detection section 703 detects the timing of zero-cross when the voltage value of the pilot signal crosses zero, and outputs a zero-cross pulse train signal corresponding to that timing. A duty ratio determination section 705 determines a duty ratio from the ratio of the number of zero-crosses counted in a zero-cross number count section 704 for each of the first and second periods. A current determination section 706 determines, for example, an allowable charging current value corresponding to a duty ratio determined by the duty ratio determination section 705.
    • 要解决的问题:为了在充电台和车辆之间进行充电控制信息的通信,关于具有在充电座和车辆之间非接触地进行电力传输的功能的非接触充电的通信。解决方案 :包络检测部701和阈值判定部702分别在从导频信号检测包络检测信号的同时,分别对应于与导频信号的第一和第二幅度对应的第一和第二周期的时段。 零交叉检测部703在导频信号的电压值超过零时检测过零定时,并输出与该定时对应的零交叉脉冲串信号。 占空比确定部分705根据在零交叉数计数部分704中针对第一和第二周期中的每一个计数的零交叉数的比率确定占空比。 电流确定部分706例如确定与由占空比确定部分705确定的占空比相对应的允许充电电流值。
    • 8. 发明专利
    • Feeding device, charging device, feeding method, and charging method
    • 进料装置,充电装置,进料方法和充电方法
    • JP2013244825A
    • 2013-12-09
    • JP2012119330
    • 2012-05-25
    • Toyota Industries Corp株式会社豊田自動織機
    • KATO ISAMIHIGA KOJIINOUE JUNJITOGANO HIROKI
    • B60M7/00B60L11/18H01M10/44H01M10/46H02J7/00H02J13/00H02J17/00
    • Y02T10/7005Y02T90/16Y02T90/168Y04S30/12
    • PROBLEM TO BE SOLVED: To provide a feeding device, a charging device and a communication method, preventing communication from becoming unstable under influence of noises when conducting communication with a communication signal superimposed on a feeding signal for non-contact feeding.SOLUTION: A feeding device 3 has a configuration for selecting, from a plurality of first channels, a frequency of a first communication signal to be transmitted from the feeding device 3. The feeding device 3 measures a noise level of noise superposed on the plurality of first channels before transmission of a feeding signal. Further, the feeding device 3 refers to the measured noise level and extracts, from the first channels, the first channel which has a noise level sufficiently low relative to a signal level of the first communication signal and can conduct stable communication. When conducting charging, the feeding device 3 creates the first communication signal of the frequency corresponding to the extracted first channel and, by superimposing the created first communication signal on a feeding signal for charging to be transmitted to a charging device 7, conducts information communication with the charging device 7.
    • 要解决的问题:提供一种馈送装置,充电装置和通信方法,当与重叠在非接触馈电的馈送信号上的通信信号进行通信时,防止通信在噪声的影响下变得不稳定。解决方案:馈电 装置3具有用于从多个第一信道选择要从馈送装置3发送的第一通信信号的频率的配置。馈送装置3测量在发送之前叠加在多个第一信道上的噪声的噪声电平 的馈送信号。 此外,馈送装置3参考测量的噪声电平,并且从第一信道提取相对于第一通信信号的信号电平具有足够低的噪声电平的第一信道,并且可以进行稳定的通信。 当进行充电时,馈送装置3产生与所提取的第一信道相对应的频率的第一通信信号,并且通过将创建的第一通信信号叠加在要发送到充电装置7的充电用馈送信号上,进行信息通信 充电装置7。
    • 9. 发明专利
    • Electric supply apparatus and electric charge apparatus
    • 电力供应装置和电荷装置
    • JP2013243855A
    • 2013-12-05
    • JP2012115651
    • 2012-05-21
    • Toyota Industries Corp株式会社豊田自動織機
    • HIGA KOJIKATO ISAMIINOUE JUNJITOGANO HIROKI
    • H02J17/00B60L5/00B60L11/18B60M7/00H01M10/44H01M10/46H02J7/00
    • Y02T10/7005
    • PROBLEM TO BE SOLVED: To provide a system which supplies AC power from an electric supply apparatus to an electric charge apparatus in a con-contact manner and superposes a communication signal on the AC power, and which communicates information regarding an electric charge control between the electric supply apparatus and the electric charge apparatus.SOLUTION: An electric supply apparatus includes: a signal generation part generating a first communication signal for detecting a vehicle and a second communication signal representing an allowable current; a coupling circuit superposing the first and the second communication signals on AC power; a filter circuit receiving via a coil a third communication signal representing a reception of the first communication signal, a fourth communication signal representing approval of the allowable current, and a fifth communication signal representing that electric charge is being performed, which are transmitted from an electric charge apparatus; a control circuit which superimposes the second communication signal on the AC power when receiving the third communication signal, starts transmission of the AC power to the electric charge apparatus when receiving the fourth communication signal, and terminates the transmission of the AC power to the electric charge when the reception of the fifth communication signal is terminated.
    • 要解决的问题:提供一种从电力供应装置将AC电力以连接方式提供给电荷装置的系统,并且在AC电力上叠加通信信号,并且传送关于电力控制的信息 供电装置和充电装置。电源装置包括:产生用于检测车辆的第一通信信号的信号产生部件和表示容许电流的第二通信信号; 耦合电路,其将所述第一和第二通信信号叠加在AC电力上; 滤波电路,经由线圈接收表示第一通信信号的接收的第三通信信号,表示允许电流的许可的第四通信信号,以及表示正在执行的电荷的第五通信信号,其由电 充电设备; 当接收到第三通信信号时,将第二通信信号叠加在AC电力上的控制电路在接收到第四通信信号时开始向电荷装置发送AC电力,并且终止对电荷的AC电力的传输 当第五通信信号的接收被终止时。