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11. 发明专利

JP2007325147A Chip antenna, antenna device, and communication equipment 有权
标题翻译：芯片天线，天线设备和通信设备
公开(公告)号：JP2007325147A
公开(公告)日：2007-12-13
申请号：JP2006155599
申请日：2006-06-05
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： AOYAMA HIROSHI , HAGIWARA HIDETOSHI
IPC分类号： H01Q1/24 , H01Q13/08
CPC分类号： H01Q1/38 , H01Q1/243 , H01Q1/40
摘要： PROBLEM TO BE SOLVED: To provide a chip antenna suitable for efficient mounting in communication equipment, and also to provide the communication equipment using the chip antenna. SOLUTION: There are provided: a first chip antenna element, having a first magnetic substrate and the linear conductor that is provided inside the first magnetic substrate and has at least one end exposed onto the end face of the first magnetic substrate; and a second chip antenna element, having a second magnetic substrate and a linear conductor passing through the second magnetic substrate. The conductors of the first and second chip antenna elements are connected in series to each other by a connection conductor arranged between the first and second chip antenna elements. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供适合于在通信设备中高效安装的芯片天线，并且还提供使用芯片天线的通信设备。提供了：第一芯片天线元件，具有第一磁性基板和设置在第一磁性基板内部并且具有暴露在第一磁性基板的端面上的至少一端的线状导体; 以及第二芯片天线元件，具有第二磁性基板和穿过第二磁性基板的线性导体。第一和第二芯片天线元件的导体通过布置在第一和第二芯片天线元件之间的连接导体彼此串联连接。版权所有（C）2008，JPO＆INPIT

12. 发明专利

JP2006074750A Antenna device and communication apparatus using the same 有权
标题翻译：天线设备和通信设备使用它
公开(公告)号：JP2006074750A
公开(公告)日：2006-03-16
申请号：JP2005225477
申请日：2005-08-03
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： AOYAMA HIROSHI , TAKAGI YASUNORI
IPC分类号： H01Q1/38 , H01Q1/24
摘要： PROBLEM TO BE SOLVED: To provide an antenna device whose bandwidth is widened and whose average gain is also increased.
SOLUTION: The antenna device includes a chip antenna 10 comprising a first radiation electrode 12 formed on a substrate 11, a feeding electrode 13 connected to one terminal of the first radiation electrode 12 and a terminal electrode 14 to which the other terminal of the first radiation electrode 12 is connected or disconnected, a mounting board 20, and a sub board 25 separately from the mounting board 20. A second radiation electrode 40 formed with a conductor pattern one end of which is connected to or disconnected from the terminal electrode 14 and the other end of which terminal becomes an open terminal 41, is formed on the sub board 25, the chip antenna 10 is mounted on the sub board 25, and by mounting the sub board 25 away from the mounting board 20, a space portion comprised of a void 35 is provided between the second radiation electrode 40 and the chip antenna 10, and the ground portion 21 of the mounting board 20.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供其带宽扩大并且其平均增益也增加的天线装置。解决方案：天线装置包括芯片天线10，其包括形成在基板11上的第一辐射电极12，连接到第一辐射电极12的一个端子的馈电电极13和端子电极14，第一辐射电极12被连接或断开，安装板20和子板25与安装板20分开。形成有导体图案的第二辐射电极40，其一端与端子电极连接或断开 14，另一端成为开放端子41，形成在子板25上，芯片天线10安装在子板25上，并且通过将副板25安装在远离安装板20的位置，在第二辐射电极40和芯片天线10之间设置由空隙35组成的部分和安装板20的接地部分21.版权所有（C）2006，JPO＆NCIPI

13. 发明专利

JP2004363859A Antenna system, and electronic equipment using the same 有权
公开(公告)号：JP2004363859A
公开(公告)日：2004-12-24
申请号：JP2003159004
申请日：2003-06-04
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： TAKAGI YASUNORI , AOYAMA HIROSHI , KITAMURA KOJI
IPC分类号： H01Q21/28 , H01Q1/24 , H01Q1/38 , H01Q5/10 , H01Q9/42 , H01Q13/08 , H01Q5/01
摘要： PROBLEM TO BE SOLVED: To provide an antenna which is free of mutual interference between a plurality of frequencies, has a wide frequency band, has its directivity and null point further improved, and can be used for multiple bands. SOLUTION: The antenna system is provided with a surface-mounted antenna 70 and a mount substrate 60 on which the surface-mounted antenna 70 is mounted. The surface-mounted antenna 70 has a base body 10 made of at least one of a dielectric material and a magnetic material, a 1st radiation electrode 20a formed on the base body 10, and a feed terminal 40 for applying a voltage to the 1st radiation electrode 20a. At least one Nth radiation electrode (N is an integer of ≥2) connected to the feed terminal 40 through an electrostatic capacitor C2 is arranged one or more of one main surface 60a and the other main surface 60b of the mount substrate. Thereby constituting the antenna system. The electronic equipment uses the antenna system. COPYRIGHT: (C)2005,JPO&NCIPI

14. 发明专利

JP2003087033A SURFACE-MOUNTED TYPE ANTENNA AND COMMUNICATIONS EQUIPMENT MOUNTING THE SAME 审中-公开
公开(公告)号：JP2003087033A
公开(公告)日：2003-03-20
申请号：JP2001273858
申请日：2001-09-10
申请人： HITACHI METALS LTD
发明人： TAKAGI YASUNORI , AOYAMA HIROSHI , KIKUCHI KEIKO , HAGIWARA HIDETOSHI
IPC分类号： H01Q1/38 , H01Q1/24 , H01Q1/36 , H01Q9/40
摘要： PROBLEM TO BE SOLVED: To provide a compact surface mount type antenna that has a wide bandwidth. SOLUTION: In the surface-mounted type antenna for arranging a radiation electrode and a feeder electrode in a substrate, the radiation electrode is formed nearly into a V shape or on a diagonal line, and at the same time, one end is grounded and the other end is opened. Further, an isolated electrode or an auxiliary feeder electrode is provided close to the radiation electrode, thus solving the problems of the expansion of the bandwidth and of impedance matching.

15. 发明专利

JP2002368531A Surface mounting type antenna and its production method 审中-公开
标题翻译：表面安装型天线及其生产方法
公开(公告)号：JP2002368531A
公开(公告)日：2002-12-20
申请号：JP2001170981
申请日：2001-06-06
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： MIYATA KAZUFUMI , AOYAMA HIROSHI , TONOMURA KENICHI , HAGIWARA HIDETOSHI
IPC分类号： C04B35/00 , C04B35/111 , C04B35/18 , C04B35/495 , H01P11/00 , H01Q1/38 , H01Q13/08
摘要： PROBLEM TO BE SOLVED: To provide an inexpensive surface mounting type antenna with high performance and to provide its production method. SOLUTION: A radiation electrode, a grounding electrode and a power feeding electrode, etc., are arranged on a substrate chip consisting of a dielectric body in the surface mounting type antenna. The substrate chip is a calcined body which is obtained by molding granulated power adjusted to have a desired composition by using a metallic mold and calcining the resultant molding. The radiation electrode, the grounding electrode and the power feeding electrode, etc., are formed on the surface of the calcined body.
摘要翻译：要解决的问题：提供具有高性能的便宜的表面安装型天线，并提供其制造方法。解决方案：辐射电极，接地电极和馈电电极等布置在由表面安装型天线中的电介质体组成的衬底芯片上。基板芯片是煅烧体，其通过使用金属模具成型通过调整成具有所需组成的颗粒动力并煅烧所得到的模制而获得。辐射电极，接地电极和馈电电极等形成在煅烧体的表面上。

16. 发明专利

JP2002368518A Surface mounting type antenna and communication equipment mounted with the same 审中-公开
标题翻译：表面安装型天线及通讯设备安装
公开(公告)号：JP2002368518A
公开(公告)日：2002-12-20
申请号：JP2001173904
申请日：2001-06-08
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： AOYAMA HIROSHI , HAGIWARA HIDETOSHI , KIKUCHI KEIKO
IPC分类号： H01Q13/08 , H01Q1/22 , H01Q1/38 , H01Q9/40
摘要： PROBLEM TO BE SOLVED: To obtain a surface mounting type antenna where a frequency is easily adjusted and impedance is easily matched and also to provide communication equipment with excellent radiation efficiency and gain, which mounts the antenna.
SOLUTION: In the surface mounting type antenna 1A, a radiation electrode 2A extending from one end of a substrate to the other end in a longitudinal direction while actually narrowing a width continuously and/or step by step is formed at least on the upper surface of the rectangular parallelepiped substrate 1 which consists of a dielectric body. One end of the radiation electrode 2A is connected to a grounding electrode 3 arranged on the end surface of the base and a power feeding electrode 4 connected by non-contact to the radiation electrode 2A is formed on the side surface of the substrate. The antenna is provided with a parallel part 22 where a part near the opening end of the radiation electrode is made to be in parallel with the opening end 40 of the power feeding electrode 4 and the parallel part is proportionally trimmed.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：为了获得易于调节频率并且阻抗容易匹配的表面安装型天线，并且还提供安装天线的具有优异的辐射效率和增益的通信设备。解决方案：在表面安装型天线1A中，在实质上连续地和/或逐步变窄宽度的同时，沿着纵向方向从基板的一端延伸到另一端的辐射电极2A至少形成在由介电体构成的长方体状基板1。辐射电极2A的一端与布置在基座的端面上的接地电极3连接，并且在基板的侧面形成有与辐射电极2A非接触连接的供电电极4。天线设置有平行部分22，其中靠近辐射电极的开口端的部分与馈电电极4的开口端40平行，并且平行部分被成比例地修整。

17. 发明专利

JP2002232222A CHIP ANTENNA ELEMENT AND METHOD FOR ADJUSTING ITS ELECTRIC CHARACTERISTIC 失效
公开(公告)号：JP2002232222A
公开(公告)日：2002-08-16
申请号：JP2001024454
申请日：2001-01-31
申请人： HITACHI METALS LTD
发明人： HAYAKAWA HAJIME , MIYATA KAZUFUMI , AOYAMA HIROSHI
IPC分类号： H01Q1/38 , H01Q1/24 , H01Q1/36
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a chip antenna element in which the deviation range of a center frequency is small and/or a bandwidth is wide so as to produce high yield and high reliability and also to provide such a product. SOLUTION: In this chip antenna element where a feeding electrode, a radiation electrode, a ground electrode, etc., are arranged on an insulating base, a recessed part is formed in the insulating base between the radiation electrode and the ground electrode.

18. 发明专利

JP2002135027A MANUFACTURING METHOD OF CHIP-TYPE ANTENNA 失效
公开(公告)号：JP2002135027A
公开(公告)日：2002-05-10
申请号：JP2000319305
申请日：2000-10-19
申请人： HITACHI METALS LTD
发明人： AOYAMA HIROSHI , KIKUCHI KEIKO , MIYATA KAZUFUMI
IPC分类号： H01P11/00 , H01Q1/00 , H01Q1/38
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method for inhibiting the resonance frequency of a chip-type antenna. SOLUTION: In the chip-type antenna where a plurality of electrodes such as radiating, grounding, and power-feeding electrodes are installed in an insulating base material, the outer enclosure of the electrodes is machined and finished by a mechanical or physical/chemical method. The separation distance between the electrodes or the position relationship is adjusted, thus drastically restraining the variation in a resonance frequency.

19. 发明专利

JP2002111349A CHIP ANTENNA ELEMENT AND MANUFACTURING METHOD THEREOF 失效
公开(公告)号：JP2002111349A
公开(公告)日：2002-04-12
申请号：JP2000297351
申请日：2000-09-28
申请人： HITACHI METALS LTD
发明人： AOYAMA HIROSHI , KIKUCHI KEIKO
IPC分类号： H01P11/00 , H01Q1/36 , H01Q1/38
摘要： PROBLEM TO BE SOLVED: To provide a chip antenna element capable of improving variation in frequency characteristics and the like at resonance. SOLUTION: A chip antenna 10 is provided with a radiation electrode 13, ground electrodes 15 and 17 and the like on an insulating substrate 11. Here, a recessed part 19 such as a groove is provided between the radiation electrode 13 and the ground electrodes 15 and 17. The recessed part 19 such as a groove specifies the distance between the radiation electrode 13 and the ground electrode 15 and 17 while a large width is selected to be an appropriate value depending on the depth and/or width of the recessed part 19 such as a groove.

20. 发明专利

JP2001358515A CHIP TYPE ANTENNA ELEMENT AND ANTENNA DEVICE AS WELL AS COMMUNICATION APPARATUS MOUNTING THE SAME 失效
公开(公告)号：JP2001358515A
公开(公告)日：2001-12-26
申请号：JP2000353460
申请日：2000-11-20
申请人： HITACHI METALS LTD
发明人： AOYAMA HIROSHI , TONOMURA KENICHI , KIKUCHI KEIKO
IPC分类号： H01Q1/38 , H01Q1/36 , H01Q9/40
摘要： PROBLEM TO BE SOLVED: To reduce a chip type antenna in size and enhance performance thereof and to provide an antenna device for raising a mounting density of circuit boards and a communication apparatus for mounting the same. SOLUTION: In the chip type antenna comprising microstrip conductors arranged on an insulating base having at least an end face, ground electrodes are provided at both ends of the base, one side of a radiation electrode provided on an upper surface is formed in an open end against the ground electrodes via gaps, the radiating electrode extended from the other grounding electrode toward the open end while continuously and/or stepwisely narrowing a width is formed, and a power supply electrode is provided at a side on its midway. Thus, wide band characteristics are obtained, and a directivity can be remarkably improved.

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