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    • 1. 发明专利
    • Planar array antenna
    • 平面阵列天线
    • JP2008258852A
    • 2008-10-23
    • JP2007097858
    • 2007-04-03
    • Nagoya Institute Of TechnologyToyota Central R&D Labs Inc国立大学法人 名古屋工業大学株式会社豊田中央研究所
    • KASHINO YUICHISAKAKIBARA KUNIOTANAKA YUICHIWATANABE TOSHIAKI
    • H01Q21/08H01Q13/08
    • PROBLEM TO BE SOLVED: To obtain a highly efficient planar array antenna by improving reflection characteristics without inclining a beam.
      SOLUTION: A microstrip array antenna has a concave perturbation element 17 on the input side of a radiation antenna element 14. The perturbation element 17 satisfying p1=p2 is provided in a position satisfying θ2-θ1=π, wherein p1 and θ1 are a reflection power and a reflection phase of reflection caused by the radiation antenna element 14 and p2 and θ2 are a reflection power and a reflection phase of reflection caused by the perturbation element 17. Since the reflection caused by the radiation antenna element 14 and that by the perturbation element 17 are canceled by providing the perturbation element 17, the reflection power is minimized. Consequently, the microstrip array antenna is of high efficiency.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过改善反射特性而不倾斜光束来获得高效的平面阵列天线。 解决方案:微带阵列天线在辐射天线元件14的输入侧具有凹入的扰动元件17.满足p1 = p2的扰动元件17被提供在满足θ2-θ1=π的位置,其中p1和θ1 是反射功率,并且由辐射天线元件14和p2和θ2引起的反射的反射相位是由扰动元件17引起的反射功率和反射相位。由于辐射天线元件14引起的反射, 通过提供扰动元件17来消除扰动元件17,使反射功率最小化。 因此,微带阵列天线效率高。 版权所有(C)2009,JPO&INPIT
    • 2. 发明专利
    • Microstrip array antenna
    • MICROSTRIP ARRAY天线
    • JP2006109425A
    • 2006-04-20
    • JP2005257600
    • 2005-09-06
    • Nagoya Institute Of Technology国立大学法人 名古屋工業大学
    • TANAKA YUICHISAKAKIBARA KUNIO
    • H01Q21/08H01Q1/38H01Q3/26H01Q13/08
    • PROBLEM TO BE SOLVED: To enlarge a directive control range of a microstrip array antenna.
      SOLUTION: In order to solve a matter that flexibility for directive control of a microstrip array antenna having the little number of column is small, concerning a microstrip array antenna 100 wherein alternative arrangement is performed by making a main line for power supply as a center, distinct radiant quantities are given to antenna element series 6 and 7 connected to a power supply strip line 41, and distinct radiant quantities are given to antenna element series 8 and 9 connected to a power supply strip line 42, so that the flexibility of achievable directivity is enlarged, and low side lobe of the antenna and control of main radiation direction which were difficult conventionally are achieved. Distinct phases are given to the antenna element series 6 and 7 connected to the power supply strip line 41, and distinct phases are given to the antenna element series 8 and 9 connected to the power supply strip line 42, so that low side lobe can be achieved even if an inclined beam is formed from the normal direction of a flat antenna.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:扩大微带阵列天线的指令控制范围。 解决方案:为了解决具有少量列数的微带阵列天线的指导性控制的灵活性小的问题,涉及一种微带阵列天线100,其中通过将供电主线作为替代布置来执行 一个中心,不同的辐射量被给予连接到电源带状线41的天线元件系列6和7,并且将不同的辐射量给予连接到电源带状线42的天线元件系列8和9,使得柔性 可实现方向性的增加,实现了天线的低旁瓣和主辐射方向的控制。 与连接到电源带线41的天线元件系列6和7分别给出不同的相位,并且将连接到电源带状线42的天线元件系列8和9给出不同的相位,使得低旁瓣可以 即使从平面天线的法线方向形成倾斜光束也能实现。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Antenna unit and antenna unit configuration method
    • 天线单元和天线单元配置方法
    • JP2009033332A
    • 2009-02-12
    • JP2007193534
    • 2007-07-25
    • Fujitsu Ten LtdToyota Central R&D Labs Inc富士通テン株式会社株式会社豊田中央研究所
    • TSUJITA TAKUYAAGARI YOSHIHIDETANAKA YUICHIWATANABE TOSHIAKI
    • H01Q21/06
    • PROBLEM TO BE SOLVED: To widen the detection angles of an antenna unit capable of detecting incoming radio waves.
      SOLUTION: The antenna unit comprises receiving antennas, where a plurality of antenna elements are arranged at a predetermined spacing on both side surfaces of an electrical supply line 3, extending vertically from a feed port 2. The receiving antennas are placed in a facing arrangement, in parallel at an array plane for receiving antenna formation and are formed, by thinning the same number of antenna elements, arranged on the electrical supply line side that do not face the receiving antenna the array direction of the receiving antennas with respect to each antenna. More specifically, among the antenna elements arranged at an electrical supply line side that does not face the array direction of the receiving antennas, antenna elements installed at left-right symmetric positions are thinned, depending on the number of corresponding elements in each receiving antenna.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:扩大能够检测进入的无线电波的天线单元的检测角度。 解决方案:天线单元包括接收天线,其中多个天线元件以从馈电端口2垂直延伸的电源线3的两个侧表面以预定的间隔布置。接收天线被放置在 在阵列平面上平行布置,用于接收天线形成,并且通过将不相对于接收天线的阵列方向相对于天线阵列的阵列方向布置在不在接收天线的电源线侧的相同数量的天线元件形成, 每个天线。 更具体地,在布置在不与接收天线的阵列方向相对的供电线侧的天线元件中,根据每个接收天线中的相应元件的数量,安装在左右对称位置处的天线元件变薄。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Planar array antenna
    • 平面阵列天线
    • JP2008244520A
    • 2008-10-09
    • JP2007077828
    • 2007-03-23
    • Toyota Central R&D Labs Inc株式会社豊田中央研究所
    • WATANABE TOSHIAKITANAKA YUICHI
    • H01Q21/08H01Q1/38H01Q11/14H01Q13/08
    • PROBLEM TO BE SOLVED: To attain a high efficiency planar array antenna by improving the reflection characteristics without inclining a beam.
      SOLUTION: In a microstrip array antenna, the width of a feeding strip line 13 is set to match the impedance on the input side and the output side from a level difference 17. Assuming the radiation resistance of an n-th radiation antenna element 14 from the input end 15 is R
      n , the line width of the feeding strip line 13 on the input side of the n-th radiation antenna element 14 is W
      Ln , the characteristic impedance is Z
      n , the line width of the feeding strip line 13 on the output side is W
      Ln+1 , and the characteristic impedance is Z
      n+1 , the W
      Ln and W
      Ln+1 are set to satisfy a relation Z
      n+1 =R
      n Z
      n /(R
      n -Z
      n ). Since reflection by the radiation antenna element 14 is suppressed by such setting, a high efficiency antenna is attained.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过改善反射特性而不倾斜光束来获得高效平面阵列天线。 解决方案:在微带阵列天线中,馈电带状线13的宽度被设定为使得输入侧和输出侧的阻抗与电平差值17相匹配。假设第n个辐射天线的辐射电阻 来自输入端15的元件14是R n ,第n个辐射天线元件14的输入侧的馈电带状线13的线宽是W Ln ,特性阻抗为Z n ,输出侧的馈电带状线13的线宽为W Ln + 1 ,特性阻抗为Z n + 1 ,W Ln 和W Ln + 1 被设定为满足关系Z n + 1 = R < SB>名词ž名词 /(R 名词 -Z 名词)。 由于通过这样的设定来抑制辐射天线元件14的反射,所以能够获得高效率的天线。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Road surface determination device for vehicle and drive support device
    • 用于车辆和驾驶支持装置的道路表面测定装置
    • JP2013068986A
    • 2013-04-18
    • JP2011205158
    • 2011-09-20
    • Toyota Motor Corpトヨタ自動車株式会社Meijo University学校法人 名城大学Toyota Central R&D Labs Inc株式会社豊田中央研究所
    • FUNAYAMA RYUJISATO JUNSAKANO HIDEKIASAHI KENSAKUYAMAMOTO OSAMIYAMADA KEIICHIOGAWA AKIRATANAKA YUICHIHOSHINO HIROYUKI
    • G08G1/16G10L15/10H04R3/00
    • PROBLEM TO BE SOLVED: To provide a road surface determination device for vehicle with a simple structure capable of determining a road surface condition at an early stage and a drive support device.SOLUTION: A feature quantity of travelling sound is previously learnt for each road surface condition. A travelling sound of a vehicle is collected, the feature quantity is extracted from the collected travelling sound, a road surface condition corresponding to the feature quantity of the travelling sound extracted on the basis of the learning data (for example, a road surface condition of low friction coefficient, or whether the wheels of the own vehicle are on the compartment line of a traffic lane) is determined, and drive support is provided in response to the determined road surface condition. By using a beam forming, a travelling sound of each of the wheels of the own vehicle or a travelling sound of other vehicle around the own vehicle can be acquired so as to determine a road surface condition for each of the wheels of the own vehicle or for the other vehicle around the own vehicle.
    • 要解决的问题:提供一种具有能够在早期确定路面状况的简单结构的车辆的路面确定装置和驱动支撑装置。

      解决方案:对于每个路面状况,先前学习了行驶声音的特征量。 收集车辆的行驶声音,从收集的行驶声音中提取特征量,基于学习数据提取与行驶声音的特征量对应的路面状况(例如,路面状况 低摩擦系数,或者本车辆的车轮是否在行车道的车厢线路上),并且响应于所确定的路面条件来提供驾驶支持。 通过使用波束形成,可以获取本车辆的每个车轮的行驶声音或其他车辆在本车辆周围的行驶声音,以便确定本车辆的每个车轮的路面状况或 对于其他车辆在自己的车辆周围。 版权所有(C)2013,JPO&INPIT

    • 9. 发明专利
    • Object detection device
    • 对象检测装置
    • JP2008309561A
    • 2008-12-25
    • JP2007156356
    • 2007-06-13
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • SAGATA KOJISHIOZAKI KOJITANAKA YUICHI
    • G01S13/87G01S13/10
    • PROBLEM TO BE SOLVED: To provide an object detection device capable of heightening detection accuracy of an object with a simple constitution, even if positions of a transmission part for transmitting a transmission wave and a reception part for receiving a reflected wave are distant. SOLUTION: This object detection device provided with a radar 1 and a radar 2 with a space is characterized by detecting a target based on a relation between a transmission wave from the radar 1 and a reflected wave formed of the transmission wave reflected by the target and received by the radar 1, and on a relation between a reflected wave formed of the transmission wave from the radar 1 by being reflected by the target and received by the radar 2 and a leakage wave formed of the transmission wave from the radar 1 by leaking and received by the radar 2. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供能够以简单的结构提高对象的检测精度的对象检测装置,即使用于发送发送波的发送部分的位置和用于接收反射波的接收部分的位置是远的 。 具有雷达1和具有空间的雷达2的物体检测装置的特征在于,基于来自雷达1的发送波与由发送波形成的反射波之间的关系来检测目标,该反射波由 由雷达1接收的目标和由雷达1反射并由雷达2接收的由雷达1发射的波形成的反射波与来自雷达的传输波形成的泄漏波之间的关系 1由雷达泄漏和接收2.版权所有(C)2009,JPO&INPIT