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    • 2. 发明授权
    • Wireless power feeding system and wireless power feeding method
    • 无线供电系统和无线供电方式
    • US08811901B2
    • 2014-08-19
    • US13189862
    • 2011-07-25
    • Yutaka ShionoiriKoichiro KamataMisako SatoShuhei Maeda
    • Yutaka ShionoiriKoichiro KamataMisako SatoShuhei Maeda
    • H04B7/00H04B1/00
    • H02J50/12H02J7/025H02J17/00H02J50/20H02J50/40H02J50/80H02J50/90
    • An object is to provide a power feeding system and a power feeding method which are more convenient for a power feeding user at the power receiving end, without causing increases in complexity and size of devices. An object is to provide a power feeding system and a power feeding method which also allow a power feeding provider (a company) which feeds power (at the power transmitting end) to supply power without waste. A power feeding device which wirelessly supplies power to a power receiver detects the position and the resonant frequency of the power receiver by receiving a position and resonant frequency detection signal using a plurality of sub-carriers having different frequencies from the power receiver, and controls the frequency of a power signal to be transmitted to the power receiver on the basis of the information. An efficient power feeding service can be offered by transmitting a power signal to the power receiver at an optimum frequency for high power transmission efficiency.
    • 本发明的目的是提供一种供电系统和馈电方法,其对于供电用户在电力接收端更方便,而不会增加设备的复杂性和尺寸。 本发明的目的是提供一种馈电系统和馈电方法,其还允许馈电供应商(在发电端发电)供电而不浪费电力。 向功率接收器无线供电的供电装置通过使用具有与电力接收器不同的频率的多个子载波接收位置和谐振频率检测信号来检测电力接收器的位置和谐振频率,并且控制 根据该信息将电力信号的频率发送到电力接收器。 通过以最佳频率向功率接收器发送功率信号以实现高功率传输效率,可以提供有效的馈电服务。
    • 3. 发明授权
    • Semiconductor device and method for manufacturing the same
    • 半导体装置及其制造方法
    • US08540161B2
    • 2013-09-24
    • US13187777
    • 2011-07-21
    • Yutaka ShionoiriTatsuji NishijimaMisako SatoShuhei Maeda
    • Yutaka ShionoiriTatsuji NishijimaMisako SatoShuhei Maeda
    • G06K19/06
    • H01L27/13G06K19/07783H01L23/645H01L27/1225H01L2223/6677H01L2924/0002H01L2924/00
    • An object of this invention is to provide a semiconductor device (an RFID) with reduced loss of voltage/current corresponding to a threshold value of a transistor, and having a voltage/current rectification property. Another object of this invention is to simplify a fabrication process and a circuit configuration. A rectifier circuit is provided in an element included in a semiconductor device (RFID) capable of communicating data wirelessly. As compared to the case where only a diode is provided, coils are provided between gate terminals and drain terminals of transistors constituting the diode in a rectifier circuit, so that the coils overlap an antenna which receives a radio wave, whereby a voltage output by the rectifier circuit is increased using electromagnetic coupling between the antenna which receives a radio wave and the coils, so that the rectification efficiency is improved.
    • 本发明的目的是提供一种具有与晶体管的阈值相对应的具有降低的电压/电流损耗并且具有电压/电流整流特性的半导体器件(RFID)。 本发明的另一个目的是简化制造过程和电路结构。 整流电路设置在能够无线通信数据的半导体器件(RFID)中的元件中。 与仅提供二极管的情况相比,在整流电路中在构成二极管的晶体管的栅极端子和漏极端子之间设置线圈,使得线圈与接收无线电波的天线重叠,由此由 使用接收无线电波的天线与线圈之间的电磁耦合来提高整流电路,从而提高整流效率。
    • 5. 发明申请
    • POWER FEEDING DEVICE, POWER RECEIVING DEVICE, AND WIRELESS POWER FEED SYSTEM
    • 电力馈电装置,电力接收装置和无线电力馈电系统
    • US20120161529A1
    • 2012-06-28
    • US13311701
    • 2011-12-06
    • Koichiro KAMATAMisako SatoShuhei Maeda
    • Koichiro KAMATAMisako SatoShuhei Maeda
    • H02J17/00
    • H02J5/005H01F38/00H02J5/00H02J17/00H02J50/12H02J50/40H02J50/90
    • A wireless power feed system with high transfer efficiency of electric power is disclosed. The wireless power feed system includes a power feeding device and a power receiving device, wherein the power feeding device includes a first electromagnetic coupling coil that is connected to an AC power source via a directional coupler; a first resonant coil; a switch connected to the opposite ends of the first resonant coil; a control circuit which conducts switching on/off of the switch based on a parameter of an amplitude of a reflective wave detected by the directional coupler; and an analog-digital converter provided between the first electromagnetic coupling coil and the control circuit; and the power receiving device includes a second resonant coil; and a second electromagnetic coupling coil, and wherein the first electromagnetic coupling coil is provided between the first resonant coil and the second resonant.
    • 公开了一种具有高电力传输效率的无线馈电系统。 无线馈电系统包括馈电装置和电力接收装置,其中馈电装置包括经由定向耦合器连接到AC电源的第一电磁耦合线圈; 第一谐振线圈; 连接到所述第一谐振线圈的相对端的开关; 控制电路,其基于由所述定向耦合器检测到的反射波的振幅的参数来进行所述开关的接通/断开; 以及设置在所述第一电磁耦合线圈和所述控制电路之间的模拟数字转换器; 并且所述受电装置包括第二谐振线圈; 和第二电磁耦合线圈,并且其中所述第一电磁耦合线圈设置在所述第一谐振线圈和所述第二谐振线圈之间。
    • 7. 发明授权
    • Power feeding device, power receiving device, and wireless power feed system
    • 供电装置,受电装置和无线供电系统
    • US09054544B2
    • 2015-06-09
    • US13311701
    • 2011-12-06
    • Koichiro KamataMisako SatoShuhei Maeda
    • Koichiro KamataMisako SatoShuhei Maeda
    • H01F27/42H01F37/00H01F38/00H02J5/00
    • H02J5/005H01F38/00H02J5/00H02J17/00H02J50/12H02J50/40H02J50/90
    • A wireless power feed system with high transfer efficiency of electric power is disclosed. The wireless power feed system includes a power feeding device and a power receiving device, wherein the power feeding device includes a first electromagnetic coupling coil that is connected to an AC power source via a directional coupler; a first resonant coil; a switch connected to the opposite ends of the first resonant coil; a control circuit which conducts switching on/off of the switch based on a parameter of an amplitude of a reflective wave detected by the directional coupler; and an analog-digital converter provided between the first electromagnetic coupling coil and the control circuit; and the power receiving device includes a second resonant coil; and a second electromagnetic coupling coil, and wherein the first electromagnetic coupling coil is provided between the first resonant coil and the second resonant.
    • 公开了一种具有高电力传输效率的无线馈电系统。 无线馈电系统包括馈电装置和电力接收装置,其中馈电装置包括经由定向耦合器连接到AC电源的第一电磁耦合线圈; 第一谐振线圈; 连接到所述第一谐振线圈的相对端的开关; 控制电路,其基于由所述定向耦合器检测到的反射波的振幅的参数来进行所述开关的接通/断开; 以及设置在所述第一电磁耦合线圈和所述控制电路之间的模拟数字转换器; 并且所述受电装置包括第二谐振线圈; 和第二电磁耦合线圈,并且其中所述第一电磁耦合线圈设置在所述第一谐振线圈和所述第二谐振线圈之间。
    • 8. 发明授权
    • Power feeding device and wireless power feeding system
    • 供电装置和无线供电系统
    • US09024482B2
    • 2015-05-05
    • US13352383
    • 2012-01-18
    • Koichiro KamataShinya OkanoMisako SatoShuhei Maeda
    • Koichiro KamataShinya OkanoMisako SatoShuhei Maeda
    • H01F27/42H02J7/02
    • H03H7/38H01F38/14H02J5/005H02J7/025H02J50/12H02J50/40H02J50/80H03C1/36H03D1/02
    • A resonant power feeding system that can provide high power transmission efficiency between a power feeding device and a power reception device without dynamically controlling the oscillation frequency in accordance with the distance between the power feeding device and the power reception device. High power transmission efficiency between the power feeding device and the power reception device is obtained by addition of a structure for adjusting the matching condition to both the power reception device and the power feeding device. Specifically, a transmission-reception circuit and a matching circuit are provided in both the power reception device and the power feeding device, and wireless signals for adjusting the matching circuit are transmitted and received through a resonant coil. Thus, the power feeding device can efficiently supply power to the power reception device without adjusting the oscillation frequency.
    • 一种谐振馈电系统,其能够在馈电装置和受电装置之间提供高功率传输效率,而不需要根据供电装置和受电装置之间的距离动态地控制振荡频率。 通过添加用于调节与受电装置和供电装置的匹配条件的结构,可以获得供电装置和受电装置之间的高功率传输效率。 具体地,在受电装置和供电装置中设置发送接收电路和匹配电路,通过谐振线圈发送接收用于调整匹配电路的无线信号。 因此,馈电装置可以在不调整振荡频率的情况下有效地向受电装置供电。
    • 10. 发明授权
    • Glass forming apparatus
    • 玻璃成型装置
    • US5540746A
    • 1996-07-30
    • US337459
    • 1994-11-04
    • Takuya SasakiShuhei Maeda
    • Takuya SasakiShuhei Maeda
    • C03B17/00C03B11/08C03B23/04
    • C03B19/025C03B11/08C03B2215/71
    • A glass rod used as a molding material is inserted into a cylinder, pressed and heated with a temperature gradient in which the tip side of the glass rod is at a higher temperature. The glass rod is melted on the tip side thereof, and it is solidified on the rear side in the vicinity of the inlet of the cylinder, the solid portion functioning as a plunger when the rear side is pushed. When the glass rod is forwardly moved, the molten glass on the tip side is injected from an injection nozzle and is filled in the cavity of a forming mold. Since the glass rod itself is made of a molding material and functions as a plunger, when the tip side is melted and consumed, the solid portion on the rear side is forwardly moved and melted. It is thus possible to perform continuous mold forming without complicating the mechanism and steps and to improve the quality of the molded product.
    • 将用作模塑材料的玻璃棒插入圆筒中,以玻璃棒的顶端处于较高温度的温度梯度加压和加热。 玻璃棒在其末端侧熔化,并且在气缸入口附近的后侧固化,当按压后侧时,实心部分用作柱塞。 当玻璃棒向前移动时,尖端侧的熔融玻璃从注射喷嘴注入并填充在成形模具的空腔中。 由于玻璃棒本身由成型材料制成并用作柱塞,因此当顶端熔化消耗时,后侧的实心部分向前移动和熔化。 因此可以进行连续的模具成型,而不会使机构和步骤复杂化并且提高模制产品的质量。