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    • 1. 发明专利
    • Patch antenna
    • PATCH天线
    • JP2008278218A
    • 2008-11-13
    • JP2007119674
    • 2007-04-27
    • Denso CorpDenso Wave IncNippon Soken Inc株式会社デンソー株式会社デンソーウェーブ株式会社日本自動車部品総合研究所
    • AKIYAMA KIYOKAZUMIZOGUCHI MIYUKITAGUCHI NOBUYUKIMUTO EIJI
    • H01Q13/08
    • PROBLEM TO BE SOLVED: To provide a patch antenna capable of being miniaturized while suppressing gain deterioration.
      SOLUTION: A ground board 2 has a main body part 2a for ground board structure and extending parts 2b for ground board structure, wherein the main body part 2a extends on one and the same plane, and the extending parts 2b extend from the outer circumferential edges of the main body part 2a to the direction of intersecting the main body part 2a. An antenna element 3 has a main body 3a for antenna element structure and extending parts 3b for antenna element structure, wherein the main body part 3a extends on one and the same plane and is arranged facing the main body part 2a separately from the main body part 2a with a fixed distance, and the extending parts 3b extend from the outer circumferential edges of the main body part 3a to the direction of intersecting the main body part 3a and are arranged separately from the extending parts 2b with a fixed distance.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够在抑制增益劣化的同时小型化的贴片天线。 解决方案:接地板2具有用于接地板结构的主体部分2a和用于接地板结构的延伸部分2b,其中主体部分2a在同一平面上延伸,延伸部分2b从 主体部分2a的外周边缘与主体部分2a相交的方向。 天线元件3具有用于天线元件结构的主体3a和用于天线元件结构的延伸部分3b,其中主体部分3a在同一平面上延伸并且与主体部分分开地布置成相对于主体部分2a 2a具有固定距离,并且延伸部3b从主体部3a的外周边缘延伸到与主体部3a相交的方向,并且与延伸部2b分开设置一定距离。 版权所有(C)2009,JPO&INPIT
    • 2. 发明专利
    • In-vehicle antenna device
    • 车内天线装置
    • JP2010278739A
    • 2010-12-09
    • JP2009128965
    • 2009-05-28
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • SUGIMOTO YUJIAKIYAMA KIYOKAZUSHAMOTO MICHIO
    • H01Q1/32H01Q1/24H01Q1/38H01Q1/52
    • H01Q1/1271H01Q1/52H01Q9/42H01Q21/29
    • PROBLEM TO BE SOLVED: To provide an in-vehicle antenna device which properly secures a driver's visual field and also avoids interfering with communication equipment that uses the same communication frequency band when mounted to a window of a vehicle.
      SOLUTION: In the in-vehicle antenna device 1, an antenna element 3 is formed on a dielectric member 2, and conductor surfaces 4, 5 and 6 are formed on side faces 2b and 2c and a back face 2f of the dielectric member 2. The conductor surfaces 4 and 5 act as the ground to thereby suppress the entire area of the in-vehicle antenna device 1 in a plane direction (surface direction of a front 2a and the back face 2f), and the conductor surface 6 acts as a reflector to thereby prevent an electromagnetic wave from being radiated in the direction of the inside of a vehicle interior. Even if communication equipment that uses the same communication frequency band is loaded in the vehicle interior, interference with the operation of the communication equipment can be avoided, and a gain in the direction of the outside of the vehicle interior can be enhanced.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种车载天线装置,其适当地确保驾驶员的视野,并且还避免在安装到车辆的窗户时使用相同通信频带的通信设备的干扰。 解决方案:在车载天线装置1中,天线元件3形成在电介质构件2上,导体表面4,5和6形成在电介质的侧面2b和2c以及背面2f上 导体表面4和5用作接地,从而在平面方向(前面2a和背面2f的表面方向)上抑制车载天线装置1的整个区域,并且导体表面6 用作反射器,从而防止电磁波沿车辆内部的方向辐射。 即使使用相同通信频带的通信设备被装载在车辆内部,也可以避免对通信设备的操作的干扰,并且可以提高车辆内部的外部方向的增益。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Magnetic field detection probe
    • 磁场检测探头
    • JP2014153263A
    • 2014-08-25
    • JP2013024669
    • 2013-02-12
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Denso Corp株式会社デンソー
    • AKIYAMA KIYOKAZUKONO SHUICHITANAKA MAKOTO
    • G01R33/02G01R29/08
    • PROBLEM TO BE SOLVED: To provide a magnetic field detection probe with a simple configuration, configured to prevent influence of an electric field and improve detection signal sensitivity based on a magnetic field.SOLUTION: In a magnetic field detection probe 1, impedance ZL of a terminal resistor 6 is made coincident with impedance of a transmission line (a signal conductor 4, and a constant-potential conductor 5) constituting a sensor unit 2, while the impedances are set to be smaller than input impedance (characteristic impedance of a connection unit 3) of a detection circuit. In the magnetic field detection probe 1, a division ratio of the detection circuit is made larger than a case where the impedance of the transmission line or the impedance ZL of the terminal resistor 6 is made coincident with the input impedance Zs of the detection circuit, thereby improving detection sensitivity.
    • 要解决的问题:提供一种具有简单配置的磁场检测探头,其配置为防止电场的影响,并提高基于磁场的检测信号灵敏度。解决方案:在磁场检测探针1中,阻抗ZL 端子电阻6与构成传感器单元2的传输线(信号导体4和恒定电位导体5)的阻抗一致,而阻抗被设定为小于输入阻抗(连接单元的特性阻抗 3)检测电路。 在磁场检测探头1中,使检测电路的分频比大于终端电阻6的传输线的阻抗或阻抗ZL与检测电路的输入阻抗Zs一致的情况, 从而提高检测灵敏度。
    • 5. 发明专利
    • 磁界検出プローブ
    • 磁场检测探头
    • JP2015007579A
    • 2015-01-15
    • JP2013132911
    • 2013-06-25
    • 株式会社日本自動車部品総合研究所Nippon Soken Inc株式会社デンソーDenso Corp
    • AKIYAMA KIYOKAZUTAKEUCHI TATSUTOTANAKA MAKOTO
    • G01R33/02
    • 【課題】測定対象に近づけたときの磁界検出感度を向上させることが実現できる磁界検出プローブを提供する。【解決手段】磁界検出プローブ1では、センサ部2において、磁界を生じさせる測定対象に対向する対向面8を基準として、定電位用導体5が少なくとも信号用導体4よりも測定対象に近づかない位置に、信号用導体4および定電位用導体5のそれぞれの位置が規定されている。つまり、ループ状の伝送線路を、最も外側に(信号用導体よりも幅広の)定電位用導体が配置されない不平衡線路とすることで、測定対象に近づけたときに、伝送線路と測定対象との容量結合が抑制され、ひいては磁界の変化が抑制されるため、磁界検出感度を向上させることが実現できる。【選択図】図2
    • 要解决的问题:提供一种磁场检测探针,其构造成当靠近被测量物体时提高磁场检测灵敏度。解决方案:在磁场检测探针1中,信号导体4和恒定电位检测器的位置, 电位导体5被定义为使得恒定电位导体5可能至少在传感器单元2中不会比信号导体4更接近于待测量对象,而是基于朝向被测量对象的面对面8 产生磁场。 环形传输线是不平衡线,其中在最外侧没有布置恒定电位导体(比信号导体宽),从而防止当接近被测量物体时传输线和被测量物体之间的电容耦合 ,并防止磁场的变化。 因此可以提高磁场检测灵敏度。
    • 6. 发明专利
    • Communication system, transceiver, and node
    • 通信系统,收发器和节点
    • JP2012165257A
    • 2012-08-30
    • JP2011025107
    • 2011-02-08
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • AKIYAMA KIYOKAZUMORI HIROYUKIKISHIGAMI TOMOHISA
    • H04L25/40G06F1/26G06F1/32H04L29/00
    • PROBLEM TO BE SOLVED: To start a node in a sleep mode if needed without increasing power consumption during a sleep mode in a communication system having a wake-up/sleep function.SOLUTION: A transceiver 12 of ECU 10 in a sleep mode changes a level of a wake-up signal WU to an active level when it is detected that a frame including an error flag (6-bit or more continuous dominant) is transmitted to a communication path LN in an error flag detection circuit 22 and the feature amount (number of attention edges) extracted from a bit pattern set to a specification pattern area (before the error flag) of the frame coincides with the start amount allocated to the own ECU 10 beforehand (i.e., when both of an error flag detection signal Def and a coincidence detection signal Did are in the active level) in a feature amount detection circuit 23.
    • 要解决的问题:如果需要,在具有唤醒/睡眠功能的通信系统中,在休眠模式期间不增加功耗来启动休眠模式的节点。 解决方案:当检测到包括错误标志(6位或更多连续显性)的帧是否为休眠模式时,ECU10的收发器12将唤醒信号WU的电平改变为有效电平 发送到错误标志检测电路22中的通信路径LN,并且从设置到帧的指定模式区域(在错误标志之前)的位模式提取的特征量(注意边缘的数量)与分配给 自己的ECU10(即,当错误标志检测信号Def和一致检测信号Did都处于有效电平时)。特征量检测电路23中。(C)2012,JPO&INPIT
    • 8. 发明专利
    • On-vehicle communication device
    • 车载通信设备
    • JP2008278002A
    • 2008-11-13
    • JP2007117177
    • 2007-04-26
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • AKIYAMA KIYOKAZUSUGIMOTO YUJIMIZUTANI TAIZO
    • H04B1/04
    • PROBLEM TO BE SOLVED: To provide an on-vehicle communication device capable of securely communicating with a portable radio communication apparatus carried in a cabin without leaking an unnecessary radio wave out of the vehicle as much as possible.
      SOLUTION: When the position of a communication target apparatus 10 is input, the on-vehicle communication device 1 adds the value, obtained by multiplying the number of passengers not on a direct wave propagation path connecting the on-vehicle communication device and communication target apparatus by 0.5 dB, to initial transmission power and adds the value, obtained by multiplying the number of passengers on the direction wave propagation line by 2 dB, to the initial transmission power. Consequently, an attenuation fraction of transmission power resulting from the presence of the passengers can be corrected.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够与室内携带的便携式无线通信装置进行安全通信的车载通信装置,尽可能地将不必要的无线电波从车辆中泄漏出来。 解决方案:当输入通信目标装置10的位置时,车载通信装置1将不是在连接到车载通信装置的直接波传播路径上的乘客数乘以而获得的值与 通信目标装置的初始发送功率为0.5dB,并将通过将方向波传播线上的乘客数乘以2dB获得的值与初始发送功率相加。 因此,可以校正由乘客的存在引起的发送功率的衰减分数。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Antenna module
    • 天线模块
    • JP2008258821A
    • 2008-10-23
    • JP2007097455
    • 2007-04-03
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • AKIYAMA KIYOKAZUSUGIMOTO YUJIMIZUTANI TAIZO
    • H01Q21/24H01Q1/38H01Q9/40
    • H01Q1/38H01Q9/40H01Q25/001
    • PROBLEM TO BE SOLVED: To achieve polarization diversity by using a plurality of antenna elements on a substrate and to reduce the increase in size of an antenna module comprising these antenna elements.
      SOLUTION: Feed points 121 and 130 are provided in end parts on the side of a ground 110 of antenna elements 120 and 130 respectively. The antenna elements 120 and 130 are so disposed that a polarization direction of the antenna element 120 is orthogonal to that of the antenna element 130. An outer periphery of the ground 110 is formed so that the distance from the antenna element 120 is increased from a position nearest to the feed point 121 of the outer periphery as going away from the antenna element 130 and the distance from the antenna element 130 is increased from a position nearest to the feed point 131 of the outer periphery as going away from the antenna element 120.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过在衬底上使用多个天线元件来实现偏振分集,并且减小包括这些天线元件的天线模块的尺寸的增加。 解决方案:馈电点121和130分别设置在天线元件120和130的接地端侧的端部中。 天线元件120和130被布置成使得天线元件120的偏振方向与天线元件130的偏振方向正交。地面110的外周形成为使得距离天线元件120的距离从天线元件120的距离增加 离天线元件130远离外周边的馈电点121的位置,并且距离天线元件130的距离从离天线元件120远离外周的馈电点131的位置增加 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • In-vehicle network system
    • 车内网络系统
    • JP2012011888A
    • 2012-01-19
    • JP2010150016
    • 2010-06-30
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • AKIYAMA KIYOKAZUNAOI TAKASHIKISHIGAMI TOMOHISAMAEDA NOBORU
    • B60R16/02H04B3/54H04L12/28H04L12/40
    • PROBLEM TO BE SOLVED: To provide a technique that materializes suppression of both electric power consumption and unnecessary additional cost in an in-vehicle network system.SOLUTION: In the in-vehicle network system 1, a power supply line 3 is used for communication between ECUs. Also, when an overall controlling ECU 10 shifts from an ordinary state to a power conservation state, after a sleep command is transmitted, a master microcomputer 15 switches over the energization state of a power supply communication route 30 to non-conduction through a power supply switch 8, thereby stopping the power supply to a door ECU 20. Then, when a slave microcomputer 25 performs sleep processing, the output target of a signal from a door switch 4a is switched to the power supply communication route 30 through a communication switch 9, thereby electrically connecting the door switch 4a and the master microcomputer 15. Consequently, without adding a signal line 4b, the master microcomputer 15 in the power conservation state can start wake-up processing by using, as a trigger, the change of the energization state of a target switching route 30a.
    • 要解决的问题:提供一种实现在车载网络系统中抑制电力消耗和不必要的附加成本的技术。 解决方案:在车载网络系统1中,电源线3用于ECU之间的通信。 此外,当整体控制ECU 10从普通状态切换到省电状态时,在发送睡眠命令之后,主微型计算机15通过电源将电源通信路径30的通电状态切换为非导通 开关8,从而停止对门ECU20的供电。然后,当从微机25执行睡眠处理时,来自门开关4a的信号的输出目标通过通信开关9切换到电源通信路由30 从而电气连接门开关4a和主微型计算机15.因此,在不添加信号线4b的情况下,处于省电状态的主微型计算机15可以通过使用通电的变化作为触发来开始唤醒处理 目标切换路径30a的状态。 版权所有(C)2012,JPO&INPIT