专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08648663B2 Oscillator having a plurality of switchable MEMS vibrators 有权
标题翻译：振荡器具有多个可切换MEMS振动器
公开(公告)号：US08648663B2
公开(公告)日：2014-02-11
申请号：US13444144
申请日：2012-04-11
申请人： Aritsugu Yajima
发明人： Aritsugu Yajima
IPC分类号： H03B5/30 , H01L41/00 , H03H9/205
CPC分类号： H03B5/364 , H03B5/30 , H03B2200/0012 , H03B2200/0048
摘要： An oscillator includes: a plurality of MEMS vibrators each having a first terminal and a second terminal, and having respective resonant frequencies different from each other; an amplifier circuit having an input terminal and an output terminal; a connection circuit adapted to connect the first terminal of one of the MEMS vibrators and the input terminal to each other, and the second terminal of the one of the MEMS vibrators and the output terminal to each other; a signal reception terminal adapted to receive a switching signal used to switch a state of the connection circuit; and a switching circuit adapted to make the connection circuit switch the MEMS vibrator to be connected to the amplifier circuit based on the switching signal, wherein the MEMS vibrators are housed in an inside of a cavity, and the signal reception terminal is disposed outside the cavity.
摘要翻译：振荡器包括：多个MEMS振子，每个具有第一端子和第二端子，并且具有彼此不同的谐振频率; 具有输入端子和输出端子的放大器电路; 连接电路，其适于将所述MEMS振动器中的一个的所述第一端子和所述输入端子彼此连接，并且所述MEMS振动器中的一个的所述第二端子和所述输出端子彼此连接; 信号接收端子，适于接收用于切换所述连接电路的状态的切换信号; 以及切换电路，其适于使所述连接电路基于所述切换信号切换要连接到所述放大器电路的所述MEMS振动器，其中所述MEMS振动器容纳在腔的内部，并且所述信号接收端设置在所述腔。

2. 发明授权

US08669824B2 Oscillator having a plurality of switchable MEMS vibrators 有权
标题翻译：振荡器具有多个可切换MEMS振动器
公开(公告)号：US08669824B2
公开(公告)日：2014-03-11
申请号：US13422323
申请日：2012-03-16
申请人： Aritsugu Yajima
发明人： Aritsugu Yajima
IPC分类号： H03B5/30 , H01L41/00 , H03H9/205
CPC分类号： H03B5/30 , H03B2200/0012 , H03B2200/0052
摘要： An oscillation circuit includes a plurality of MEMS vibrators each having a first terminal and a second terminal, and having respective resonant frequencies different from each other, an amplifier circuit (an inverting amplifier circuit) having an input terminal and an output terminal, and a connection circuit adapted to connect the first terminal of one of the MEMS vibrators and the input terminal to each other, and the second terminal of the MEMS vibrator and the output terminal to each other to thereby connect the one of the MEMS vibrators and the amplifier circuit (the inverting amplifier circuit) to each other.
摘要翻译：振荡电路包括多个具有第一端子和第二端子的MEMS振子，并且具有各自的谐振频率彼此不同的放大器电路（反相放大器电路），具有输入端子和输出端子，以及连接适于将MEMS振动器中的一个的第一端子和输入端子彼此连接，并且将MEMS振动器的第二端子和输出端子彼此连接，从而将MEMS振动器和放大器电路之一反相放大器电路）。

3. 发明申请

US20050024162A1 High-frequency composite component 审中-公开
标题翻译：高频复合元件
公开(公告)号：US20050024162A1
公开(公告)日：2005-02-03
申请号：US10881752
申请日：2004-06-30
申请人： Toru Watanabe , Yutaka Takada , Makoto Inoguchi , Aritsugu Yajima , Kazuaki Tanaka , Shigekazu Takagi
发明人： Toru Watanabe , Yutaka Takada , Makoto Inoguchi , Aritsugu Yajima , Kazuaki Tanaka , Shigekazu Takagi
IPC分类号： H04B1/3822 , H04B1/40 , H01P1/213
CPC分类号： H04B1/006 , H04B1/0057 , H04B1/406 , H04B1/52
摘要： A high-frequency composite component is provided by placing an antenna on a multi-layer wiring board, placing a multiplexer/demultiplexer circuit, first and second matching circuits, and first and second balanced-to-unbalanced transformer circuits inside the board respectively, and providing first to fourth input and output terminals on the side surface of the board. The antenna is connected to the multiplexer/demultiplexer circuit via a first unbalanced line path, and the multiplexer/demultiplexer is connected to the first and second matching circuits via second and third unbalanced line paths, respectively. The first and second matching circuits are connected to the first and second balanced-to-unbalanced transformer circuits, respectively, via fourth and fifth unbalanced line paths, respectively. The respective balanced terminals of the first and second balanced-to-unbalanced transformer circuits are connected to the first and second, and third and fourth input and output terminals, respectively, via first and second balanced line paths, respectively.
摘要翻译：通过将天线放置在多层布线板上，分别将多路复用器/解复用器电路，第一和第二匹配电路以及第一和第二平衡不平衡变压器电路分别放置在板内，提供高频复合元件，以及在板的侧表面上提供第一至第四输入和输出端子。天线经由第一不平衡线路连接到多路复用器/解复用器电路，并且多路复用器/解复用器分别经由第二和第三不平衡线路连接到第一和第二匹配电路。第一和第二匹配电路分别经由第四和第五不平衡线路路连接到第一和第二平衡不平衡变压器电路。第一和第二平衡不平衡变压器电路的各个平衡端分别经由第一和第二平衡线路路连接到第一和第二以及第三和第四输入和输出端子。

4. 发明申请

US20090058546A1 OSCILLATOR CIRCUIT AND ELECTRONIC DEVICE HAVING OSCILLATOR CIRCUIT 有权
标题翻译：振荡器电路和具有振荡器电路的电子器件
公开(公告)号：US20090058546A1
公开(公告)日：2009-03-05
申请号：US12204457
申请日：2008-09-04
申请人： Aritsugu Yajima
发明人： Aritsugu Yajima
IPC分类号： H03B5/30
CPC分类号： H03B5/364
摘要： An oscillator circuit includes a first terminal, a second terminal, a resonator that is connected to the first terminal and the second terminal, a first capacitor that is connected to the first terminal and a ground line supplying the ground electric potential, a second capacitor that is connected to the second terminal and the ground line, m inverters, where m is an odd number equal to or larger than three, which are connected in series between the first terminal and the second terminal, and a third capacitor that is connected to an input terminal of the n-th (where n is an integer satisfying 1≦n
摘要翻译：振荡电路包括第一端子，第二端子，连接到第一端子和第二端子的谐振器，连接到第一端子的第一电容器和提供接地电位的地线;第二电容器，连接到第二端子和地线，m个逆变器，其中m是串联在第一端子和第二端子之间的等于或大于三的奇数，以及连接到第一端子和第二端子的第三电容器从逆变器阵列的输入侧和第（n + 1）个反相器的输出端计数第n（其中n是满足1 <= n

5. 发明申请

US20060131678A1 Method of manufacturing surface acoustic wave device and surface acoustic wave device 失效
标题翻译：声表面波器件和声表面波器件的制造方法
公开(公告)号：US20060131678A1
公开(公告)日：2006-06-22
申请号：US11304766
申请日：2005-12-16
申请人： Aritsugu Yajima , Hisakatsu Sato , Takashi Kojima
发明人： Aritsugu Yajima , Hisakatsu Sato , Takashi Kojima
IPC分类号： H01L29/84 , H01L21/00
CPC分类号： H03H9/02976 , H03H3/08 , H03H9/02866 , Y10T29/42
摘要： A method of manufacturing a surface acoustic wave device formed in one chip and including over a semiconductor substrate at least an IC region and a surface acoustic wave element region that are horizontally disposed, the method including: forming in the IC region over the semiconductor substrate a semiconductor element layer that includes a semiconductor element and an insulation layer covering the semiconductor element and being deposited also in the surface acoustic wave element region; forming over the semiconductor element layer a wire layer that includes a plurality of wires coupled to the semiconductor element and a wire insulating film deposited over the plurality of wires to provide insulation among the wires, the wire insulating film being deposited also over the insulation layer in the surface acoustic wave element region; forming an interlayer insulating film having a flattened surface on the wire insulating film in the IC region and the surface acoustic wave element region; forming a piezoelectric thin film on the interlayer insulating film; and forming a surface acoustic wave element on the piezoelectric thin film in the surface acoustic wave element region.
摘要翻译：一种制造表面声波装置的方法，所述方法包括：在所述半导体衬底上的所述IC区域中形成至少一个水平设置的IC区域和表面声波元件区域，半导体元件层，其包括半导体元件和覆盖半导体元件并且也沉积在表面声波元件区域中的绝缘层; 在所述半导体元件层上形成包括耦合到所述半导体元件的多条导线的线层和沉积在所述多根导线上的线绝缘膜以在所述导线之间提供绝缘，所述线绝缘膜也沉积在所述绝缘层上方声表面波元件区域; 在所述IC区域中的所述导线绝缘膜上形成具有平坦表面的层间绝缘膜和所述表面声波元件区域; 在层间绝缘膜上形成压电薄膜; 在声表面波元件区域的压电薄膜上形成表面声波元件。

6. 发明授权

US07642871B2 Surface acoustic wave oscillator and method of varying frequency thereof 失效
标题翻译：表面声波振荡器及其频率变化的方法
公开(公告)号：US07642871B2
公开(公告)日：2010-01-05
申请号：US11847632
申请日：2007-08-30
申请人： Aritsugu Yajima
发明人： Aritsugu Yajima
IPC分类号： H03B5/12
CPC分类号： H03B5/326 , H03B5/368
摘要： A surface acoustic wave oscillator includes: a cross-coupled circuit including first and second active elements differentially connected to first and second output terminals; first and second surface acoustic wave elements having different resonance frequencies and connected to the cross-coupled circuit in parallel; a first variable capacitance circuit including a first variable capacitance element and changing the resonance frequency of the first surface acoustic wave element; and a second variable capacitance circuit including a second variable capacitance element and changing the resonance frequency of the second surface acoustic wave element, wherein the first surface acoustic wave element is connected to the first variable capacitance circuit, the second surface acoustic wave element is connected to the second variable capacitance circuit, and oscillating outputs from combining outputs of the first and second surface acoustic wave elements are outputted by the cross-coupled circuit.
摘要翻译：表面声波振荡器包括：交叉耦合电路，包括与第一和第二输出端子差分连接的第一和第二有源元件; 具有不同谐振频率的第一和第二表面声波元件并联连接到交叉耦合电路; 包括第一可变电容元件并改变第一表面声波元件的谐振频率的第一可变电容电路; 以及包括第二可变电容元件并改变第二弹性表面波元件的共振频率的第二可变电容电路，其中第一声表面波元件连接到第一可变电容电路，第二声表面波元件连接到第二可变电容电路和来自第一和第二声表面波元件的组合输出的振荡输出由交叉耦合电路输出。

7. 发明授权

US07484280B2 Method for manufacturing a surface acoustic wave element having an interdigital transducer (IDT) electrode 失效
标题翻译：具有叉指式换能器（IDT）电极的表面声波元件的制造方法
公开(公告)号：US07484280B2
公开(公告)日：2009-02-03
申请号：US11624092
申请日：2007-01-17
申请人： Aritsugu Yajima , Takamitsu Higuchi , Yoshikazu Kasuya
发明人： Aritsugu Yajima , Takamitsu Higuchi , Yoshikazu Kasuya
IPC分类号： H01L41/22
CPC分类号： H03H3/08 , H03H9/02574 , H03H9/0585 , H03H9/1071 , Y10T29/42 , Y10T29/49005 , Y10T29/49126 , Y10T29/49128 , Y10T29/4913 , Y10T29/49155 , Y10T29/49156
摘要： A method for manufacturing a surface acoustic wave element having an interdigital transducer (IDT) electrode formed on a semiconductor substrate includes a) forming an insulation layer on a surface of an active side of the semiconductor substrate, b) forming a base layer on a whole surface of the insulation layer, c) planarizing a surface of the base layer, d) forming a piezoelectric member on a planarized surface of the base layer, e) forming the IDT electrode on a surface of the piezoelectric member, and f) forming a bank being higher than a height from the surface of the base layer to the surface of the IDT electrode on a peripheral of the surface of the base layer so as to surround the piezoelectric member.
摘要翻译：一种制造具有形成在半导体基板上的叉指式换能器（IDT）电极的声表面波元件的方法包括：a）在半导体基板的有源侧的表面上形成绝缘层，b）整体形成基底层所述绝缘层的表面，c）平坦化所述基层的表面，d）在所述基底层的平坦化表面上形成压电元件，e）在所述压电元件的表面上形成所述IDT电极，以及f）在基底层的表面的周边上高于从基底表面到IDT电极的表面的高度，以包围该压电元件。

8. 发明授权

US07420441B2 Method of manufacturing monolithic surface acoustic wave device and integrated circuit 失效
标题翻译：制造单片声表面波器件和集成电路的方法
公开(公告)号：US07420441B2
公开(公告)日：2008-09-02
申请号：US11304766
申请日：2005-12-16
申请人： Aritsugu Yajima , Hisakatsu Sato , Takashi Kojima
发明人： Aritsugu Yajima , Hisakatsu Sato , Takashi Kojima
IPC分类号： H03H9/00
CPC分类号： H03H9/02976 , H03H3/08 , H03H9/02866 , Y10T29/42
摘要： A method of manufacturing a surface acoustic wave device formed in one chip and including over a semiconductor substrate at least an IC region and a surface acoustic wave element region that are horizontally disposed, the method including: forming in the IC region over the semiconductor substrate a semiconductor element layer that includes a semiconductor element and an insulation layer covering the semiconductor element and being deposited also in the surface acoustic wave element region; forming over the semiconductor element layer a wire layer that includes a plurality of wires coupled to the semiconductor element and a wire insulating film deposited over the plurality of wires to provide insulation among the wires, the wire insulating film being deposited also over the insulation layer in the surface acoustic wave element region; forming an interlayer insulating film having a flattened surface on the wire insulating film in the IC region and the surface acoustic wave element region; forming a piezoelectric thin film on the interlayer insulating film; and forming a surface acoustic wave element on the piezoelectric thin film in the surface acoustic wave element region.
摘要翻译：一种制造表面声波装置的方法，所述方法包括：在所述半导体衬底上的所述IC区域中形成至少一个水平设置的IC区域和表面声波元件区域，半导体元件层，其包括半导体元件和覆盖半导体元件并且也沉积在表面声波元件区域中的绝缘层; 在所述半导体元件层上形成包括耦合到所述半导体元件的多个导线的线层和沉积在所述多根导线上的线绝缘膜以在所述导线之间提供绝缘，所述线绝缘膜也沉积在所述绝缘层上方声表面波元件区域; 在所述IC区域中的所述导线绝缘膜上形成具有平坦表面的层间绝缘膜和所述表面声波元件区域; 在层间绝缘膜上形成压电薄膜; 在声表面波元件区域的压电薄膜上形成表面声波元件。

9. 发明申请

US20120262243A1 OSCILLATOR 有权
标题翻译：振荡器
公开(公告)号：US20120262243A1
公开(公告)日：2012-10-18
申请号：US13444144
申请日：2012-04-11
申请人： Aritsugu Yajima
发明人： Aritsugu Yajima
IPC分类号： H03B5/30
CPC分类号： H03B5/364 , H03B5/30 , H03B2200/0012 , H03B2200/0048
摘要： An oscillator includes: a plurality of MEMS vibrators each having a first terminal and a second terminal, and having respective resonant frequencies different from each other; an amplifier circuit having an input terminal and an output terminal; a connection circuit adapted to connect the first terminal of one of the MEMS vibrators and the input terminal to each other, and the second terminal of the one of the MEMS vibrators and the output terminal to each other; a signal reception terminal adapted to receive a switching signal used to switch a state of the connection circuit; and a switching circuit adapted to make the connection circuit switch the MEMS vibrator to be connected to the amplifier circuit based on the switching signal, wherein the MEMS vibrators are housed in an inside of a cavity, and the signal reception terminal is disposed outside the cavity.
摘要翻译：振荡器包括：多个MEMS振子，每个具有第一端子和第二端子，并且具有彼此不同的谐振频率; 具有输入端子和输出端子的放大器电路; 连接电路，其适于将所述MEMS振动器中的一个的所述第一端子和所述输入端子彼此连接，并且所述MEMS振动器中的一个的所述第二端子和所述输出端子彼此连接; 信号接收端子，适于接收用于切换所述连接电路的状态的切换信号; 以及切换电路，其适于使所述连接电路基于所述切换信号切换要连接到所述放大器电路的所述MEMS振动器，其中所述MEMS振动器容纳在腔的内部，并且所述信号接收端设置在所述腔。

10. 发明授权

US07834710B2 Oscillator circuit and electronic device having oscillator circuit 有权
标题翻译：振荡电路和具有振荡电路的电子器件
公开(公告)号：US07834710B2
公开(公告)日：2010-11-16
申请号：US12204457
申请日：2008-09-04
申请人： Aritsugu Yajima
发明人： Aritsugu Yajima
IPC分类号： H03B5/30
CPC分类号： H03B5/364
摘要： An oscillator circuit includes a first terminal, a second terminal, a resonator that is connected to the first terminal and the second terminal, a first capacitor that is connected to the first terminal and a ground line supplying the ground electric potential, a second capacitor that is connected to the second terminal and the ground line, m inverters, where m is an odd number equal to or larger than three, which are connected in series between the first terminal and the second terminal, and a third capacitor that is connected to an input terminal of the n-th (where n is an integer satisfying 1≦n
摘要翻译：振荡电路包括第一端子，第二端子，连接到第一端子和第二端子的谐振器，连接到第一端子的第一电容器和提供接地电位的地线;第二电容器，连接到第二端子和地线，m个逆变器，其中m是串联在第一端子和第二端子之间的等于或大于三的奇数，以及连接到第一端子和第二端子的第三电容器从逆变器阵列的输入侧和第（n + 1）个反相器的输出端计数第n个（其中n是满足1＆nlE; n

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式