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    • 1. 发明授权
    • Transmission/reception antenna and transmission/reception device using same
    • 发送/接收天线和使用它的发送/接收装置
    • US08792837B2
    • 2014-07-29
    • US13372168
    • 2012-02-13
    • Futoshi DeguchiYouichirou HondaYoshinori Hashimoto
    • Futoshi DeguchiYouichirou HondaYoshinori Hashimoto
    • H04B1/44
    • H01Q1/2216G06K7/10336H01Q1/38H01Q7/00
    • A transmission/reception antenna and a transmission/reception device using the antenna wherein the antenna includes a dielectric base board, an excitation loop antenna provided on the dielectric base board, a transmission/reception loop antenna provided on the dielectric base board in close proximity of but not in contact with the excitation loop antenna, and a resonance capacitor connected between two ends of the transmission/reception loop antenna. A coupling capacitor is connected to one of the two ends of the transmission/reception loop antenna. The excitation loop antenna is connected to a transmitter, and the transmission/reception loop antenna is connected to the receptor via the coupling capacitor. Thereby, the frequency property may be expanded without increasing the power consumption, and the reception processing unit is enabled to properly process the reception signal.
    • 使用天线的发送/接收天线和发送/接收装置,其中天线包括电介质基板,设置在电介质基板上的激励环天线,设置在电介质基板上的发送/接收环形天线, 但不与激励环形天线接触,并且连接在发送/接收环形天线的两端之间的谐振电容器。 耦合电容器连接到发送/接收环形天线的两端之一。 励磁环形天线连接到发射机,发射/接收环形天线通过耦合电容器连接到接收器。 由此,可以扩大频率特性而不增加功耗,并且接收处理单元能够适当地处理接收信号。
    • 2. 发明授权
    • Transmission/reception antenna and transmission/reception device using same
    • 发送/接收天线和使用它的发送/接收装置
    • US08730120B2
    • 2014-05-20
    • US13293508
    • 2011-11-10
    • Futoshi DeguchiYouichirou HondaYoshinori Hashimoto
    • Futoshi DeguchiYouichirou HondaYoshinori Hashimoto
    • H01Q7/08
    • H01Q7/06H01Q1/2216H01Q1/243H01Q1/38H01Q7/00Y02D70/122
    • Provided are a transmission/reception antenna and a transmission/reception device using the same wherein the transmission/reception antenna comprises an excitation loop antenna (12) having a loop of a single turn and a transmission/reception loop antenna (14) having a pair of loops (14a, 14b) of a plurality of turns which are closely wound around a magnetic member (11). The two loops of the transmission/reception loop antenna are located on either side of the excitation loop. A resonance capacitor (15) is connected across one ends of the two loops of the transmission/reception loop antenna, and a connecting portion (14c) is connected between the ends of the two loops opposite to those connected to the resonance capacitor. The frequency property is expanded without increasing the power consumption.
    • 提供一种发送/接收天线和使用该发送/接收天线的发送/接收装置,其中发送/接收天线包括具有单匝环的激励环形天线(12)和具有一对的发送/接收环形天线(14) 多个匝的环(14a,14b)紧密缠绕在磁性构件(11)上。 发射/接收环形天线的两个环路位于激励环路的两侧。 谐振电容器(15)连接在发送/接收环形天线的两个环路的一端,并且连接部分(14c)连接在与连接到谐振电容器的两个环路相对的两个环路的两端之间。 在不增加功耗的情况下扩展频率特性。
    • 3. 发明授权
    • Transmitting / receiving antenna and transmitter / receiver device using the same
    • 发射/接收天线和使用其的发射机/接收机设备
    • US08508342B2
    • 2013-08-13
    • US12732580
    • 2010-03-26
    • Futoshi DeguchiYouichirou HondaMasaaki Sano
    • Futoshi DeguchiYouichirou HondaMasaaki Sano
    • H04Q5/22G08B13/14
    • H01Q7/00
    • The present invention is concerned with a transmitting/receiving antenna, which includes a dielectric board, a driven loop antenna provided to the dielectric board, transmit processing portion connection terminals connected to the driven loop antenna, a transmitting/receiving loop antenna arranged in close vicinity to the driven loop antenna in a non-contact state, a resonance capacitor connected to both ends of the transmitting/receiving loop antenna, and receive processing portion connection terminals connected to the transmitting/receiving loop antenna. The driven loop antenna is constructed to have a loop wound in a single turn, and the transmitting/receiving loop antenna is constructed to have a loop wound in plural turns. According to this configuration, a wider frequency band of the frequency characteristic and a reduction of the power consumption can be achieved.
    • 本发明涉及一种发送/接收天线,其包括介质板,设置在电介质板上的从动环形天线,连接到从动环形天线的发射处理部分连接端子,紧邻地布置的发射/接收环形天线 连接到发送/接收环形天线的两端的谐振电容器,以及连接到发送/接收环形天线的接收处理部分连接端子。 驱动环形天线被构造成具有绕单圈缠绕的环路,并且发射/接收环形天线被构造成具有绕多圈的环路。 根据该结构,能够实现频率特性更宽的频带和功耗的降低。
    • 5. 发明申请
    • Reader
    • 读者
    • US20070159333A1
    • 2007-07-12
    • US11637899
    • 2006-12-13
    • Futoshi Deguchi
    • Futoshi Deguchi
    • G08B13/14
    • H01Q1/2241H01Q7/06
    • It is an object of the invention to provide a reader of an RFID tag which can well carry out a communication with a plurality of RFID tags disposed to overlap each other. The reader according to the invention includes an antenna device for supplying a power and transmit data through an electromagnetic induction to a plurality of tags having an IC chip for storing predetermined information and a loop antenna and acquiring the information from the tags depending on a fluctuation in a load, wherein the antenna device has a conductor board, an antenna body provided spirally in a longitudinal direction of the conductor board over an outer peripheral surface of the conductor board, a power feeding portion coupled to the antenna body and serving to feed a power, and a ground connecting portion coupled to the antenna body and connected to a ground.
    • 本发明的目的是提供一种RFID标签的读取器,该RFID标签可以很好地与被设置为彼此重叠的多个RFID标签进行通信。 根据本发明的读取器包括:一个天线装置,用于通过电磁感应提供电力并将数据传送到具有用于存储预定信息的IC芯片的多个标签和环形天线,并根据波动获取信息 负载,其中所述天线装置具有导体板,在所述导体板的外周面上沿所述导体板的纵向方向螺旋地设置的天线体,耦合到所述天线体并用于馈送电力的馈电部 以及接地连接部分,其耦合到天线体并连接到地面。
    • 6. 发明申请
    • Loop antenna unit and radio communication medium processor
    • 环形天线单元和无线电通信介质处理器
    • US20070139285A1
    • 2007-06-21
    • US10590964
    • 2005-09-22
    • Keisuke MaruyamaFutoshi Deguchi
    • Keisuke MaruyamaFutoshi Deguchi
    • H01Q11/12
    • H01Q7/00G06K19/07749G06K19/07771H01Q1/2216H01Q1/2225H01Q19/10H01Q21/06H01Q21/08
    • It is an object of the present invention to provide a radio communication medium processor having a stable performance that does not receive a limitation for an installed place, especially, the influence of a metallic structure, does not need to adjust the resonance frequency of an antenna or an impedance, is excellent in its convenience and extensibility upon installation and strong for unnecessary noise from a periphery. In electric current fed loop antenna units, non-electric current fed loop antenna are arranged in doughnut shapes outside the substantially same planes of electric current fed loop antennas so as to surround the electric current fed loop antennas. Thus, when non-electric current fed loop antenna units are installed linearly, in radial directions and in arrays adjacently to electric current fed loop antenna units, the influence of the non-electric current fed loop antenna units to the antenna characteristics of the electric current fed loop antenna units can be suppressed. When the non-electric current fed loop antenna units are extended and increased, the antennas of the electric current fed loop antenna units do not need to be adjusted.
    • 本发明的目的是提供一种具有稳定性能的无线通信介质处理器,其对于安装地点不受限制,特别是金属结构的影响,不需要调整天线的谐振频率 或阻抗,在安装时的便利性和可扩展性优异,并且强烈地来自周边的不必要的噪声。 在电流馈送环形天线单元中,非电流馈送环形天线以环形馈线环形天线的基本相同的平面外的圆环形状布置,以包围电流馈送环形天线。 因此,当非电流馈送环形天线单元线性地,径向方向地安装在与电流馈送环形天线单元相邻的阵列中时,非电流馈送环形天线单元对电流的天线特性的影响 馈线环形天线单元可以被抑制。 当非电流馈送环形天线单元被扩展和增加时,电流馈送环形天线单元的天线不需要调整。
    • 7. 发明授权
    • Loop antenna and contactless IC card read/write apparatus
    • 环形天线和非接触式IC卡读/写设备
    • US07070101B2
    • 2006-07-04
    • US10885723
    • 2004-07-08
    • Futoshi DeguchiHiroshi YoshinagaMasahiko TanakaHiroaki Haruyama
    • Futoshi DeguchiHiroshi YoshinagaMasahiko TanakaHiroaki Haruyama
    • G06K7/08
    • G06K7/10336G06K7/10316
    • To provide a loop antenna capable of attenuating the distant electric field with the attenuation of the magnetic flux in the vicinity of an electromagnetic wave restrained, and a contactless IC card read/write apparatus.A loop antenna 10 has an electromagnetic wave shield 1 over at least one side of the loop antenna, the electromagnetic wave shield 1 comprising a plurality of electric conductors 2, a ground contact 3 for grounding the plurality of electric conductors and a lead wire 4 for connecting the plurality of electric conductors 2 to the ground contact 3. The plurality of electric conductors 2 are electrically connected via the lead wire 4 to the ground contact 3 and the plurality of electric conductors 2 are arranged so that the paths of the respective electric conductors 2 from any of their given points to the ground contact 3 via the lead wire 4 are determined uniformly.
    • 提供能够衰减受限制的电磁波附近的磁通的衰减的远距离电场的环形天线,以及非接触式IC卡读写装置。 环形天线10在环形天线的至少一侧具有电磁波屏蔽1,电磁波屏蔽1包括多个电导体2,用于使多个电导体接地的接地触头3和用于 将多个电导体2连接到接地触点3.多个电导体2经由引线4电连接到接地触点3,并且多个电导体2被布置成使得各个导体 均匀地确定了从它们给定的点到任何一个通过引线4到达接地触头3的2。
    • 10. 发明授权
    • Loop antenna unit and radio communication medium processor
    • 环形天线单元和无线电通信介质处理器
    • US07446729B2
    • 2008-11-04
    • US10590964
    • 2005-09-22
    • Keisuke MaruyamaFutoshi Deguchi
    • Keisuke MaruyamaFutoshi Deguchi
    • H01Q21/00H01Q11/12
    • H01Q7/00G06K19/07749G06K19/07771H01Q1/2216H01Q1/2225H01Q19/10H01Q21/06H01Q21/08
    • It is an object of the present invention to provide a radio communication medium processor having a stable performance that does not receive a limitation for an installed place, especially, the influence of a metallic structure, does not need to adjust the resonance frequency of an antenna or an impedance, is excellent in its convenience and extensibility upon installation and strong for unnecessary noise from a periphery.In electric current fed loop antenna units, non-electric current fed loop antenna are arranged in doughnut shapes outside the substantially same planes of electric current fed loop antennas so as to surround the electric current fed loop antennas. Thus, when non-electric current fed loop antenna units are installed linearly, in radial directions and in arrays adjacently to electric current fed loop antenna units, the influence of the non-electric current fed loop antenna units to the antenna characteristics of the electric current fed loop antenna units can be suppressed. When the non-electric current fed loop antenna units are extended and increased, the antennas of the electric current fed loop antenna units do not need to be adjusted.
    • 本发明的目的是提供一种具有稳定性能的无线通信介质处理器,其对于安装地点不受限制,特别是金属结构的影响,不需要调整天线的谐振频率 或阻抗,在安装时的便利性和可扩展性优异,并且强烈地来自周边的不必要的噪声。 在电流馈送环形天线单元中,非电流馈送环形天线以环形馈线环形天线的基本相同的平面外的圆环形状布置,以包围电流馈送环形天线。 因此,当非电流馈送环形天线单元线性地,径向方向地安装在与电流馈送环形天线单元相邻的阵列中时,非电流馈送环形天线单元对电流的天线特性的影响 馈线环形天线单元可以被抑制。 当非电流馈送环形天线单元被扩展和增加时,电流馈送环形天线单元的天线不需要调整。