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1. 发明授权

US5594394A Antenna diversity switching device with switching circuits between the receiver terminal and each antenna 失效
标题翻译：天线分集交换设备，在接收机终端和每个天线之间具有切换电路
公开(公告)号：US5594394A
公开(公告)日：1997-01-14
申请号：US298461
申请日：1994-08-30
申请人： Atsushi Sasaki , Toshio Ishizaki , Hiroshi Takahashi , Tooru Sakuragawa , Hideaki Nakakubo , Ikuo Ohta , Tsutomu Matsumura , Hiroaki Kosugi , Naoki Yuda , Youichi Morinaga
发明人： Atsushi Sasaki , Toshio Ishizaki , Hiroshi Takahashi , Tooru Sakuragawa , Hideaki Nakakubo , Ikuo Ohta , Tsutomu Matsumura , Hiroaki Kosugi , Naoki Yuda , Youichi Morinaga
IPC分类号： H01Q21/28 , H01Q21/30 , H04B1/48 , H01P1/15
CPC分类号： H04B1/48 , H01Q21/28 , H01Q21/30
摘要： An antenna switching device of the present invention includes: a transmitting terminal for receiving a transmitting signal; a first antenna terminal connected to a first antenna; a second antenna terminal connected to a second antenna; a receiving terminal for outputting receiving signals received at the first antenna terminal and the second antenna terminal; a selecting unit for selecting one mode among a first mode for outputting a signal corresponding to the transmitting signal to the first antenna terminal, a second mode for outputting the receiving signal received at the first antenna to the receiving terminal, and a third mode for outputting the receiving signal received at the second antenna to the receiving terminal.
摘要翻译：本发明的天线切换装置包括：发送端子，用于接收发送信号; 连接到第一天线的第一天线端子; 连接到第二天线的第二天线端子; 用于输出在第一天线端子和第二天线端子处接收的接收信号的接收终端; 选择单元，用于在用于将与发送信号相对应的信号输出到第一天线端子的第一模式中选择一个模式;第二模式，用于将在第一天线处接收的接收信号输出到接收终端;以及第三模式，用于输出在第二天线处接收的接收信号到接收终端。

2. 发明授权

US06608534B2 Matching circuit chip, filter with matching circuit, duplexer and cellular phone 失效
公开(公告)号：US06608534B2
公开(公告)日：2003-08-19
申请号：US09986674
申请日：2001-11-09
申请人： Hiroshi Kushitani , Toru Yamada , Naoki Yuda , Toshio Ishizaki , Hideaki Nakakubo , Makoto Fujikawa
发明人： Hiroshi Kushitani , Toru Yamada , Naoki Yuda , Toshio Ishizaki , Hideaki Nakakubo , Makoto Fujikawa
IPC分类号： H01D1213
CPC分类号： H01P1/2135 , H01P1/2039 , H01P5/02
摘要： The present matching circuit chip has an integrated shape comprising a first transmission line, a second transmission line and a third transmission line, wherein one end of the first transmission line, one end of the second transmission line and one end of the third transmission line are connected to one another, a first filter connection terminal is connected to the other end of the first transmission line, an antenna terminal is connected to the other end of the second transmission line, and a second filter connection terminal is connected to the other end of the third transmission line, whereby the second transmission line converts the characteristic impedances of the first and third transmission lines so that the impedance matching between the antenna terminal and the first filter connection terminal can be attained, and so that the impedance matching between the antenna terminal and the second filter connection terminal can be attained.

3. 发明授权

US06608533B2 Matching circuit chip, filter with matching circuit, duplexer and cellular phone 失效
公开(公告)号：US06608533B2
公开(公告)日：2003-08-19
申请号：US09918828
申请日：2001-08-01
申请人： Hiroshi Kushitani , Toru Yamada , Naoki Yuda , Toshio Ishizaki , Hideaki Nakakubo , Makoto Fujikawa
发明人： Hiroshi Kushitani , Toru Yamada , Naoki Yuda , Toshio Ishizaki , Hideaki Nakakubo , Makoto Fujikawa
IPC分类号： H01P1213
CPC分类号： H01P1/2135 , H01P1/2039 , H01P5/02
摘要： The present matching circuit chip has an integrated shape comprising a first transmission line, a second transmission line and a third transmission line, wherein one end of the first transmission line, one end of the second transmission line and one end of the third transmission line are connected to one another, a first filter connection terminal is connected to the other end of the first transmission line, an antenna terminal is connected to the other end of the second transmission line, and a second filter connection terminal is connected to the other end of the third transmission line, whereby the second transmission line converts the characteristic impedances of the first and third transmission lines so that the impedance matching between the antenna terminal and the first filter connection terminal can be attained, and so that the impedance matching between the antenna terminal and the second filter connection terminal can be attained.

4. 发明授权

US06326863B1 Matching circuit chip, filter with matching circuit, duplexer and cellular phone 有权
标题翻译：匹配电路芯片，带匹配电路的滤波器，双工器和手机
公开(公告)号：US06326863B1
公开(公告)日：2001-12-04
申请号：US09215132
申请日：1998-12-18
申请人： Hiroshi Kushitani , Toru Yamada , Naoki Yuda , Toshio Ishizaki , Hideaki Nakakubo , Makoto Fujikawa
发明人： Hiroshi Kushitani , Toru Yamada , Naoki Yuda , Toshio Ishizaki , Hideaki Nakakubo , Makoto Fujikawa
IPC分类号： H01P512
CPC分类号： H01P1/2135 , H01P1/2039 , H01P5/02
摘要： The present matching circuit chip has an integrated shape comprising a first transmission line, a second transmission line and a third transmission line, wherein one end of the first transmission line, one end of the second transmission line and one end of the third transmission line are connected to one another, a first filter connection terminal is connected to the other end of the first transmission line, an antenna terminal is connected to the other end of the second transmission line, and a second filter connection terminal is connected to the other end of the third transmission line, whereby the second transmission line converts the characteristic impedances of the first and third transmission lines so that the impedance matching between the antenna terminal and the first filter connection terminal can be attained, and so that the impedance matching between the antenna terminal and the second filter connection terminal can be attained.
摘要翻译：本匹配电路芯片具有包括第一传输线，第二传输线和第三传输线的集成形状，其中第一传输线的一端，第二传输线的一端和第三传输线的一端为彼此连接，第一过滤器连接端子连接到第一传输线的另一端，天线端子连接到第二传输线的另一端，第二滤波器连接端子连接到第二传输线的另一端第三传输线，由此第二传输线转换第一和第三传输线的特性阻抗，使得可以获得天线端子和第一滤波器连接端子之间的阻抗匹配，并且使得天线端子之间的阻抗匹配并且可以实现第二过滤器连接端子。

5. 发明授权

US06177853B1 Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes 有权
标题翻译：多层滤波器，电极图案连接在不同的侧面与侧面电极和输入/输出电极
公开(公告)号：US06177853B1
公开(公告)日：2001-01-23
申请号：US09142350
申请日：1998-09-08
申请人： Yoshitaka Nagatomi , Naoki Yuda , Toshio Ishizaki , Shoichi Kitazawa , Toru Yamada
发明人： Yoshitaka Nagatomi , Naoki Yuda , Toshio Ishizaki , Shoichi Kitazawa , Toru Yamada
IPC分类号： H01P1203
CPC分类号： H01P1/20345
摘要： A small multilayer filter, in which a phase shifter may be constituted without increasing overall size of the filter. The overall size may be reduced without deteriorating the characteristics. Above the open end of a plurality of strip lines 4A provided on a dielectric layer 4, a coupling sector 3A of input/output pattern is placed to face it with a dielectric layer 3 interposed. An inductance L1, L2 is formed by connecting a side electrode 7A, 7B with a continuity sector 3B of input/output pattern; and said side electrode 7A, 7B with an input electrode 8A, output electrode 8B, respectively, by means of an electrode pattern 5A.
摘要翻译：可以在不增加滤波器的总体尺寸的情况下构成移相器的小型多层滤波器。总体尺寸可以降低，而不会降低特性。在设置在电介质层4上的多条带状线4A的开口端之上，输入/输出图案的耦合扇区3A被放置成与介质层3相对置。通过将侧面电极7A，7B与输入/输出图案的连续性部分3B连接形成电感L1，L2; 和所述侧电极7A，7B分别通过电极图案5A分别具有输入电极8A，输出电极8B。

6. 发明授权

US06445266B1 Multilayer filter having varied dielectric constant regions 失效
标题翻译：具有不同介电常数区域的多层滤光片
公开(公告)号：US06445266B1
公开(公告)日：2002-09-03
申请号：US10041262
申请日：2001-10-25
申请人： Yoshitaka Nagatomi , Naoki Yuda , Toshio Ishizaki , Shoichi Kitazawa , Toru Yamada
发明人： Yoshitaka Nagatomi , Naoki Yuda , Toshio Ishizaki , Shoichi Kitazawa , Toru Yamada
IPC分类号： H01P1203
CPC分类号： H01P1/20345
摘要： A small multilayer filter, in which a phase shifter may be constituted without increasing overall size of the filter. The overall size may be reduced without deteriorating the characteristics. Above the open end of a plurality of strip lines 4A provided on a dielectric layer 4, a coupling sector 3A of input/output pattern is placed to face it with a dielectric layer 3 interposed. An inductance L1, L2 is formed by connecting a side electrode 7A, 7B with a continuity sector 3B of input/output pattern; and said side electrode 7A, 7B with an input electrode 8A, output electrode 8B, respectively, by means of an electrode pattern 5A.
摘要翻译：可以在不增加滤波器的总体尺寸的情况下构成移相器的小型多层滤波器。总体尺寸可以降低，而不会降低特性。在设置在电介质层4上的多条带状线4A的开口端之上，输入/输出图案的耦合扇区3A被放置成与介质层3相对置。通过将侧面电极7A，7B与输入/输出图案的连续性部分3B连接形成电感L1，L2; 和所述侧电极7A，7B分别通过电极图案5A分别具有输入电极8A，输出电极8B。

7. 发明授权

US07629862B2 Composite duplexer 失效
标题翻译：复合双工器
公开(公告)号：US07629862B2
公开(公告)日：2009-12-08
申请号：US11568772
申请日：2006-05-19
申请人： Yuki Satoh , Naoki Yuda , Koji Hashimoto , Toshio Ishizaki
发明人： Yuki Satoh , Naoki Yuda , Koji Hashimoto , Toshio Ishizaki
IPC分类号： H01P1/10 , H01P5/12 , H03H7/46
CPC分类号： H04B1/006 , H04B1/48 , H04B1/52
摘要： A composite duplexer includes an antenna terminal, a first receiving terminal, a second receiving terminal, a transmitting terminal, a first switch, a duplexer, and a second switch. The first switch includes a first branch contact, a second branch contact connected with the transmitting terminal, a third branch contact connected with the second receiving terminal, and a first common contact connected with the first antenna terminal. The first common contact of the first switch is connected selectively with the first branch contact, the second branch contact, and the third branch contact. The first duplexer includes a first receiving filter connected with the first receiving terminal, and a first transmitting filter. The duplexer is connected with the first branch contact of the first switch. The second switch is operable to connect and disconnect electrically between the first transmitting filter of the first duplexer and the transmitting terminal. This composite duplexer can separate signals even if their frequency bands are close to each other.
摘要翻译：复合双工器包括天线端子，第一接收端子，第二接收端子，发送端子，第一开关，双工器和第二开关。第一开关包括第一分支触点，与发送端子连接的第二分支触点，与第二接收端子连接的第三分支触点，以及与第一天线端子连接的第一公共触点。第一开关的第一公共接点与第一分支触点，第二分支触点和第三分支触点选择性地连接。第一双工器包括与第一接收端连接的第一接收滤波器和第一发射滤波器。双工器与第一开关的第一分支触点连接。第二开关可操作以在第一双工器的第一发射滤波器和发射端之间电连接和断开。即使它们的频带彼此接近，该复合双工器也可以分离信号。

8. 发明申请

US20090256645A1 COMPOSITE DUPLEXER 失效
标题翻译：复合双工器
公开(公告)号：US20090256645A1
公开(公告)日：2009-10-15
申请号：US11568772
申请日：2006-05-19
申请人： Yuki Satoh , Naoki Yuda , Koji Hashimoto , Toshio Ishizaki
发明人： Yuki Satoh , Naoki Yuda , Koji Hashimoto , Toshio Ishizaki
IPC分类号： H03H7/46
CPC分类号： H04B1/006 , H04B1/48 , H04B1/52
摘要： A composite duplexer includes an antenna terminal, a first receiving terminal, a second receiving terminal, a transmitting terminal, a first switch, a duplexer, and a second switch. The first switch includes a first branch contact, a second branch contact connected with the transmitting terminal, a third branch contact connected with the second receiving terminal, and a first common contact connected with the first antenna terminal. The first common contact of the first switch is connected selectively with the first branch contact, the second branch contact, and the third branch contact. The first duplexer includes a first receiving filter connected with the first receiving terminal, and a first transmitting filter. The duplexer is connected with the first branch contact of the first switch. The second switch is operable to connect and disconnect electrically between the first transmitting filter of the first duplexer and the transmitting terminal. This composite duplexer can separate signals even if their frequency bands are close to each other.
摘要翻译：复合双工器包括天线端子，第一接收端子，第二接收端子，发送端子，第一开关，双工器和第二开关。第一开关包括第一分支触点，与发送端子连接的第二分支触点，与第二接收端子连接的第三分支触点，以及与第一天线端子连接的第一公共触点。第一开关的第一公共接点与第一分支触点，第二分支触点和第三分支触点选择性地连接。第一双工器包括与第一接收端连接的第一接收滤波器和第一发射滤波器。双工器与第一开关的第一分支触点连接。第二开关可操作以在第一双工器的第一发射滤波器和发射端之间电连接和断开。即使它们的频带彼此接近，该复合双工器也可以分离信号。

9. 发明授权

US06359531B1 Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes 失效
标题翻译：多层滤波器，电极图案连接在不同的侧面与侧面电极和输入/输出电极
公开(公告)号：US06359531B1
公开(公告)日：2002-03-19
申请号：US09707307
申请日：2000-11-07
申请人： Yoshitaka Nagatomi , Naoki Yuda , Toshio Ishizaki , Shoichi Kitazawa , Toru Yamada
发明人： Yoshitaka Nagatomi , Naoki Yuda , Toshio Ishizaki , Shoichi Kitazawa , Toru Yamada
IPC分类号： H01P1203
CPC分类号： H01P1/20345
摘要： A small multilayer filter, in which a phase shifter may be constituted without increasing overall size of the filter. The overall size may be reduced without deteriorating the characteristics. Above the open end of a plurality of strip lines 4A provided on a dielectric layer 4, a coupling sector 3A of input/output pattern is placed to face it with a dielectric layer 3 interposed. An inductance L1, L2 is formed by connecting a side electrode 7A, 7B with a continuity sector 3B of input/output pattern; and said side electrode 7A, 7B with an input electrode 8A, output electrode 8B, respectively, by means of an electrode pattern 5A.
摘要翻译：可以在不增加滤波器的总体尺寸的情况下构成移相器的小型多层滤波器。总体尺寸可以降低，而不会降低特性。在设置在电介质层4上的多条带状线4A的开口端上，输入/输出图案的耦合扇区3A被放置成与插入介质层3相对。通过将侧面电极7A，7B与输入/输出图案的连续性部分3B连接形成电感L1，L2; 和所述侧电极7A，7B分别通过电极图案5A分别具有输入电极8A，输出电极8B。

10. 发明授权

US06335663B1 Multiplexer/branching filter 失效
标题翻译：多路复用器/分路器
公开(公告)号：US06335663B1
公开(公告)日：2002-01-01
申请号：US09423977
申请日：2000-02-28
申请人： Yuki Satoh , Naoki Yuda , Hidenori Katsumura , Tsutomu Matsumura
发明人： Yuki Satoh , Naoki Yuda , Hidenori Katsumura , Tsutomu Matsumura
IPC分类号： H01P512
CPC分类号： H03H7/1775 , C03C8/14 , C03C10/0036 , C03C14/004 , H03H7/0115 , H03H7/075 , H03H7/1791 , H03H7/46 , H03H2001/0085
摘要： The present invention relates to a multiplexer/demultiplexer for use in mobile communication devices and provides a small and low-loss multiplexer/demultiplexer. The present invention provides a multiplexer/demultiplexer including a first to a third ports each externally terminated with a pure resistance, in which the second port is made to be a common port by connecting between the first port and the ground a first resonant circuit which makes serial resonance at a frequency within a first frequency band or in its proximity, and further connecting an inductive element in series between the first port and the second port, and connecting between the third port and the ground a second resonant circuit which makes serial resonance at a frequency within a second frequency band which is different from the first frequency band or in its proximity, and further connecting a capacitive element in series between the third port and the second port.
摘要翻译：本发明涉及一种用于移动通信设备的多路复用器/解复用器，并且提供了一种小型和低损耗多路复用器/解复用器。本发明提供一种多路复用器/解复用器，其包括第一至第三端口，每个端口均以纯电阻外部端接，其中通过在第一端口和地之间连接使第二端口成为公共端口，所述第一谐振电路使得在第一频带或其附近的频率处的串联谐振，并且进一步将电感元件串联连接在第一端口和第二端口之间，以及在第三端口和地之间连接第二谐振电路，其使串联谐振在在与第一频带或其附近不同的第二频带内的频率，并且还在第三端口和第二端口之间串联电容性元件。

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