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    • 1. 发明专利
    • Antenna module and radio apparatus
    • 天线模块和无线电设备
    • JP2007049691A
    • 2007-02-22
    • JP2006192066
    • 2006-07-12
    • Murata Mfg Co Ltd株式会社村田製作所
    • KITAMORI NORIMASAHIRATSUKA TOSHIRONAGAI TOMOHIRO
    • H01Q21/08H01Q1/38H01Q13/10H01Q19/10
    • PROBLEM TO BE SOLVED: To make an antenna module high in performance and small in size by setting appropriate beam width for each of various directions.
      SOLUTION: In the antenna module 41, antennas 43A, 43B, 43C, 43D, 43E and 43F provided on an antenna substrate 42 are oriented in directions different from one another. A micro strip array antenna (43B, 43C, 43D, 43E) is oriented in a direction where a high antenna gain is required. A Yagi-Uda array antenna (43A, 43F) is oriented in a direction where a wide detection region is required. A side portion of a supporting substrate 44 for supporting the antenna substrate 42 comprises an electromagnetic wave reflection plane 45 for reflecting an electromagnetic wave, and directivity of the Yagi-Uda array antenna (43A, 43F) is determined on the electromagnetic wave reflection plane 45.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:通过为各个方向设置适当的波束宽度,使天线模块性能高,体积小。 解决方案:在天线模块41中,设置在天线基板42上的天线43A,43B,43C,43D,43E和43F被定向在彼此不同的方向上。 微带阵列天线(43B,43C,43D,43E)在需要高天线增益的方向上取向。 Yagi-Uda阵列天线(43A,43F)在需要宽的检测区域的方向上取向。 用于支撑天线基板42的支撑基板44的侧部包括用于反射电磁波的电磁波反射面45,并且在电磁波反射面45上确定八木Uda阵列天线(43A,43F)的方向性 。版权所有(C)2007,JPO&INPIT
    • 2. 发明专利
    • Radar system
    • 雷达系统
    • JP2007240445A
    • 2007-09-20
    • JP2006066284
    • 2006-03-10
    • Murata Mfg Co Ltd株式会社村田製作所
    • NAGAI TOMOHIRO
    • G01S13/34G01S13/93
    • PROBLEM TO BE SOLVED: To provide a compact and inexpensive radar system having desired detection precision, without worsening a reception characteristic. SOLUTION: A transmission antenna 1 transmits a transmission signal with a frequency modulated by a chopping wave. Reception antennas 2A-2N are arrayed along a prescribed direction, and receives a reflected wave. The respective reception antennas 2A-2N output respectively the reception signals to respective band-pass filter parts 3A-3N of a multiplexer 30. Frequency bands different each other are set as passing bands to be allocated sequentially by dividing a substantially full frequency band of the frequency-modulated band of the transmission signal with the number of antennas, in the respective band-pass filter parts 3A-3N. A composition output signal output from the multiplexer 30 is brought into a signal arrayed time-serially with the reception signals output sequentially from the band-pass filter parts 3A-3N, by this constitution. This manner brings the same situation as the time-serial selective output of the reception signals of the band-pass filter parts 3A-3N, without using a switching circuit. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有期望的检测精度的紧凑且廉价的雷达系统,而不会使接收特性恶化。 解决方案:发送天线1发送具有由斩波调制的频率的发送信号。 接收天线2A-2N沿规定方向排列,并接收反射波。 各个接收天线2A-2N分别将接收信号输出到多路复用器30的各个带通滤波器部分3A-3N。将彼此不同的频带设置为通过频带被顺序分配, 在各个带通滤波器部分3A-3N中,具有天线数量的发送信号的频率调制频带。 通过这种结构,从多路复用器30输出的合成输出信号被带入与从带通滤波器部分3A-3N顺序输出的接收信号时间顺序排列的信号。 这种方式带来与带通滤波器部分3A-3N的接收信号的时间 - 串行选择性输出相同的情况,而不使用开关电路。 版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Matching circuit module for the antenna device and an antenna device
    • 天线设备和天线设备匹配电路模块
    • JP2014138289A
    • 2014-07-28
    • JP2013006115
    • 2013-01-17
    • Murata Mfg Co Ltd株式会社村田製作所
    • NAGUMO SHOJIIWANAGA MINORUNAKAZATO TADASHINAGAI TOMOHIRO
    • H01Q1/50H01Q21/30
    • H01Q5/335H01Q1/243H01Q21/30
    • PROBLEM TO BE SOLVED: To provide an antenna device capable of enhancing the degree of freedom in combination of frequency bands that can be covered.SOLUTION: An antenna device is configured so that low frequency radiation elements and high frequency radiation elements operate, respectively, in a relatively low frequency band and a relatively high frequency band separated from each other. A matching circuit is inserted between a transmission and reception circuit and a branch point. A high frequency variable reactance circuit is inserted between the branch point and the high frequency radiation element. A low frequency variable reactance circuit is inserted between the branch point and the low frequency radiation element. The high frequency variable reactance circuit and low frequency variable reactance circuit are configured to be able to adjust the reactance independently from each other.
    • 要解决的问题:提供能够增强可以覆盖的频带组合的自由度的天线装置。解决方案:天线装置被配置为使得低频辐射元件和高频辐射元件分别在 相对较低的频带和彼此分离的相对较高的频带。 在发送和接收电路和分支点之间插入匹配电路。 在分支点和高频辐射元件之间插入高频可变电抗电路。 在分支点和低频辐射元件之间插入低频可变电抗电路。 高频可变电抗电路和低频可变电抗电路被配置为能够彼此独立地调节电抗。
    • 4. 发明专利
    • Waveguide horn array antenna and radar device
    • 波导天线阵列和雷达装置
    • JP2006203554A
    • 2006-08-03
    • JP2005013096
    • 2005-01-20
    • Murata Mfg Co Ltd株式会社村田製作所
    • NAGAI TOMOHIRO
    • H01Q13/02G01S7/02G01S7/03H01P5/18H01Q15/08H01Q21/06
    • H01Q21/0037H01Q21/064
    • PROBLEM TO BE SOLVED: To provide a waveguide horn array antenna in a simple structure capable of taking the adjustable width of a coupling amount largely. SOLUTION: A conductor member 1 is provided with a linear feeding waveguide 2 extending in a prescribed direction, and a plurality of horn antennas 3a to 3c, 4a and 4b connected to the feeding waveguide 2 and installed at about 1/2 intervals of wavelength of waveguide in the direction in which the feeding waveguide 2 extends. The horn antennas 3a to 3c, 4a and 4b consist of horns 31a to 31c, 41a and 41b and coupling waveguides 32a to 32c, 42a and 42b, respectively, and the coupling waveguides 32a to 32c, 42a and 42b are installed while partially inserted into the feeding waveguide 2. By changing the size of space connection parts 30a to 30c, 40a and 40b formed by the insertion, the coupling amount of the feeding waveguide 2 and each of the coupling waveguides 32a to 32c, 42a and 42b is changed. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种波导喇叭阵列天线,其结构简单,能够大幅度地获得耦合量的可调宽度。 解决方案:导体构件1设有沿预定方向延伸的线性馈电波导2和连接到馈电波导2并以大约1/2间隔安装的多个喇叭天线3a至3c,4a和4b 波导的波长在馈送波导2延伸的方向上。 喇叭天线3a至3c,4a和4b分别由喇叭31a至31c,41a和41b以及耦合波导32a至32c,42a和42b组成,并且耦合波导32a至32c,42a和42b被部分插入 馈送波导2.通过改变通过插入形成的空间连接部分30a至30c,40a和40b的尺寸,馈送波导2和每个耦合波导32a至32c,42a和42b的耦合量改变。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Electric power source control circuit module
    • 电源控制电路模块
    • JP2013058646A
    • 2013-03-28
    • JP2011196610
    • 2011-09-09
    • Murata Mfg Co Ltd株式会社村田製作所
    • YOSHIDA MASATONAGAI TOMOHIROMATSUBARA YUTAKA
    • H01L25/07H01L25/18H02M3/155
    • H05K1/0209H01L2224/16225H01L2924/15192H01L2924/15313H01L2924/19105H01L2924/19106H01L2924/3025H05K1/0265H05K2201/0715H05K2201/09727
    • PROBLEM TO BE SOLVED: To realize an electric power source control circuit module having high heat radiation performance.SOLUTION: An electric power source control IC is mounted on a surface of a laminated body 900 forming an electric power source control circuit module 1. A first inner layer electrode 421 connecting an element for a switching regulator 101 of the electric power source control IC with an inductor element 21, a first inner layer electrode 422 connecting the inductor element 21 with a capacitor element 31, and a first inner layer electrode 441 connecting the element for the switching regulator 101 with the capacitor element 31 are formed at an upper layer region of the laminated body 900 and are routed between a mounting region of the electric power source control IC and an outer peripheral wall of the laminated body 900. The first inner layer electrodes 421, 422, 441 are formed so as to be wider than a second inner layer electrode 451 formed at a center region of the laminated body 900 and to which a control signal is transmitted.
    • 要解决的问题:实现具有高散热性能的电源控制电路模块。 解决方案:电源控制IC安装在形成电源控制电路模块1的叠层体900的表面上。连接电源的开关调节器101的元件的第一内层电极421 具有电感器元件21的控制IC,将电感器元件21与电容器元件31连接的第一内层电极422和将开关调节器101的元件与电容器元件31连接的第一内层电极441形成在上部 层叠体900的层间区域,并且在电源控制IC的安装区域和层叠体900的外周壁之间布线。第一内层电极421,422,441形成为比 第二内层电极451,其形成在层叠体900的中心区域,并且发送控制信号。 版权所有(C)2013,JPO&INPIT