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1. 发明申请

US20140206792A1 DENTAL RESTORATIVE MATERIAL 有权
标题翻译：牙齿修复材料
公开(公告)号：US20140206792A1
公开(公告)日：2014-07-24
申请号：US14127214
申请日：2012-06-22
申请人： Nobuyuki Ishizaka , Tatsuya Yamazaki , Junichiro Yamakawa
发明人： Nobuyuki Ishizaka , Tatsuya Yamazaki , Junichiro Yamakawa
IPC分类号： A61K6/06
CPC分类号： A61K6/0681 , A61K6/0005 , A61K6/0008 , A61K6/0011 , A61K6/0073 , A61K6/0091 , A61K6/024 , A61K6/08
摘要： The present invention discloses a dental restorative material comprising 10-50 mass % of (A) a polymerizable monomer, 5-80 mass % of (B) an organic-inorganic composite filler which is prepared by dispersing an inorganic fine filler having an average particle diameter of 1 μm or smaller in an organic matrix and has an average particle diameter of 5.0-50 μm, and 10-60 mass % of (C) a third component, i.e., an inorganic filler having an average particle diameter of 1.1-5.0 μm, wherein the absolute value of the difference between the refractive index [nC] of the inorganic filler (C) and the refractive index [nB] of the organic-inorganic composite filler (B) (i.e., |nC−nB|) is 0.005-0.07 at 32° C. and the absolute value of the difference between the refractive index [nA] of the cured product of the polymerizable monomer (A) and the refractive index [nC] of the inorganic filler (C) (i.e., |nA−nC|) is 0.005-0.05 at 32° C.
摘要翻译：本发明公开了一种牙科修复材料，其包含10-50质量％的（A）可聚合单体，5-80质量％的（B）有机 - 无机复合填料，其通过将具有平均颗粒的无机细填料有机基体中的直径为1μm以下，平均粒径为5.0〜50μm，10质量％的（C）第三成分，即平均粒径为1.1-5.0的无机填料 μm，其中无机填料（C）的折射率[nC]与有机 - 无机复合填料（B）的折射率[nB]之间的差的绝对值（即| nC-nB |）为 0.005-0.07，在32℃下，可聚合单体（A）的固化产物的折射率[nA]与无机填料（C）的折射率[nC]之差的绝对值（即， | nA-nC |）在32℃下为0.005-0.05

2. 发明申请

US20110080223A1 Voltage controlled oscillator 失效
标题翻译：压控振荡器
公开(公告)号：US20110080223A1
公开(公告)日：2011-04-07
申请号：US12924515
申请日：2010-09-29
申请人： Junichiro Yamakawa , Kazuo Akaike , Mikio Takano , Hiroshi Hoshigami , Kenji Kawahata , Kietsu Saito , Yasushi Yamamoto , Tatsunori Onzuka , Toshimasa Tsuda , Susumu Yoshimoto
发明人： Junichiro Yamakawa , Kazuo Akaike , Mikio Takano , Hiroshi Hoshigami , Kenji Kawahata , Kietsu Saito , Yasushi Yamamoto , Tatsunori Onzuka , Toshimasa Tsuda , Susumu Yoshimoto
IPC分类号： H03B5/12
CPC分类号： H03B5/1243 , H03B5/1203 , H03B2200/0008
摘要： There is provided a voltage controlled oscillator that is compact and can be manufactured at low cost. The voltage controlled oscillator is structured to include: a resonance part including a variable capacitance element and an inductance element, the variable capacitance element having a capacitance that varies according to a control voltage for frequency control input from an external part, and a series resonant frequency of the resonance part being adjusted according to the capacitance; an amplifying part amplifying a frequency signal from the resonance part; and a feedback part including a capacitance element for feedback and feeding the frequency signal amplified by the amplifying part back to the resonance part to form an oscillation loop together with the amplifying part and the resonance part, wherein the amplifying part is provided in an integrated circuit chip, and the resonance part and the capacitance element for feedback are formed as circuit components separate from the integrated circuit chip. The circuit components are selected according to an oscillation frequency.
摘要翻译：提供了一种紧凑的压控振荡器，并且可以以低成本制造。压控振荡器被构造为包括：包括可变电容元件和电感元件的谐振部分，所述可变电容元件具有根据用于来自外部部分的频率控制输入的控制电压而变化的电容和串联谐振频率的共振部分根据电容进行调节; 放大部分，用于放大来自谐振部分的频率信号; 以及反馈部分，包括用于反馈的电容元件，并将由放大部分放大的频率信号馈送到谐振部分，以与放大部分和谐振部分一起形成振荡环路，其中放大部分设置在集成电路中芯片，并且用于反馈的谐振部分和电容元件形成为与集成电路芯片分离的电路部件。根据振荡频率选择电路元件。

3. 发明申请

US20090288488A1 PIEZOELECTRIC SENSOR AND SENSING INSTRUMENT 有权
标题翻译：压电传感器和感应仪器
公开(公告)号：US20090288488A1
公开(公告)日：2009-11-26
申请号：US12454518
申请日：2009-05-19
申请人： Junichiro Yamakawa , Kazuo Akaike , Takeru Mutoh , Hiroyuki Kukita
发明人： Junichiro Yamakawa , Kazuo Akaike , Takeru Mutoh , Hiroyuki Kukita
IPC分类号： G01N29/00 , H01L41/047
CPC分类号： H01L41/1132 , H01L41/042
摘要： To provide a piezoelectric sensor in which a first electrode for measurement and a second electrode for reference are provided apart from each other on one surface side of a piezoelectric piece and a common electrode is provided on the other surface side so as to face the first and second electrodes, and which achieves highly reliable oscillation by reducing the influence of electrical coupling between the first electrode and the second electrode. A piezoelectric sensor includes: a first electrode for measurement and a second electrode for reference provided apart from each other on one surface side of a piezoelectric piece; a common electrode provided on the other surface side of the piezoelectric piece commonly for the first electrode and the second electrode to face the first electrode and the second electrode; and an adsorption layer formed on an area, of the common electrode, to which the first electrode is projected, to adsorb a substance to be sensed. This structure prevents the first electrode and the second electrode from being electrically coupled due to the impedance of the sample fluid.
摘要翻译：提供一种压电传感器，其中第一测量用电极和第二参考用电极在压电片的一个表面侧彼此分开设置，并且公共电极设置在另一个表面侧上以面向第一和第二电极，并且通过减少第一电极和第二电极之间的电耦合的影响来实现高度可靠的振荡。一种压电传感器包括：用于测量的第一电极和用于在压电片的一个表面侧彼此分开的第二参考电极; 在所述压电片的另一个表面侧上设置的公共电极，所述公共电极通常用于所述第一电极，所述第二电极与所述第一电极和所述第二电极相对; 以及形成在所述公共电极的与所述第一电极投影的区域上的吸附层，以吸附待感测的物质。这种结构防止了第一电极和第二电极由于样品流体的阻抗而电耦合。

4. 发明申请

US20060214730A1 Transmission amplifier 失效
标题翻译：传输放大器
公开(公告)号：US20060214730A1
公开(公告)日：2006-09-28
申请号：US10552487
申请日：2004-03-23
申请人： Junichiro Yamakawa , Junya Dosaka
发明人： Junichiro Yamakawa , Junya Dosaka
IPC分类号： H03F3/04
CPC分类号： H03F3/601 , H03F1/301 , H03F3/68 , H03F2200/447 , H03F2200/468
摘要： In a transmission amplifier for amplifying a signal to be transmitted, an amplifying unit is warmed efficiently when temperature is low. In a constitution in which an amplifying unit 1 amplifies a signal, temperature detecting means 4 detects temperature. Amplifying-unit-self-heating-facilitation control means 2 and 5 perform control for facilitating self-heating by the amplifying unit 1 when temperature detected by the temperature detecting means 4 is lower than a predetermined threshold value or equal to or lower than the predetermined threshold value. The amplifying-unit-self-heating-facilitation control means 2 and 5 perform, for example, bias control for the amplifying unit 1 as the control for facilitating self-heating by the amplifying unit 1.
摘要翻译：在用于放大要发送的信号的发送放大器中，当温度低时，放大单元被有效地加热。在放大单元1放大信号的结构中，温度检测装置4检测温度。当由温度检测装置4检测到的温度低于预定阈值或等于或低于预定阈值时，放大单元自加热促进控制装置2和5执行用于促进放大单元1的自身加热的控制阈值。放大单元自加热促进控制装置2和5例如用于放大单元1的偏置控制，作为用于由放大单元1促进自身加热的控制。

5. 发明授权

US07924106B2 Oscillation module 有权
标题翻译：振荡模块
公开(公告)号：US07924106B2
公开(公告)日：2011-04-12
申请号：US12318256
申请日：2008-12-23
申请人： Naoto Inouchi , Kazuo Akaike , Junichiro Yamakawa , Masazumi Kubota
发明人： Naoto Inouchi , Kazuo Akaike , Junichiro Yamakawa , Masazumi Kubota
IPC分类号： H03B9/14
CPC分类号： H03B1/04
摘要： To provide an oscillation module which is able to improve an input level by passing signals in a main signal band while removing near noise and far noise.An oscillation module is provided with an OCXO, an amplifier, and a noise elimination filter. The noise elimination filter includes: a BPF passing a signal in the main signal band and eliminating far noise with respect to the main signal band; an L-BEF eliminating near noise in a low frequency band with respect to the main signal band; and an H-BEF eliminating near noise in a high frequency band with respect to the main signal band. Each filter is configured with a crystal filter.
摘要翻译：提供振荡模块，其能够通过在主信号频带中传递信号来改善输入电平，同时消除接近的噪声和远的噪声。振荡模块配有OCXO，放大器和噪声消除滤波器。噪声消除滤波器包括：BPF通过主信号频带中的信号并消除相对于主信号频带的远的噪声; 相对于主信号频带，在低频带中消除近邻噪声的L-BEF; 以及相对于主信号频带在高频带中消除接近噪声的H-BEF。每个滤波器都配置了晶体滤波器。

6. 发明申请

US20110080226A1 Voltage controlled oscillator and electronic component 有权
标题翻译：压控振荡器和电子元件
公开(公告)号：US20110080226A1
公开(公告)日：2011-04-07
申请号：US12924467
申请日：2010-09-28
申请人： Junichiro Yamakawa , Kazuo Akaike , Tatsunori Onzuka , Toshimasa Tsuda , Mikio Takano , Yasushi Yamamoto , Susumu Yoshimoto
发明人： Junichiro Yamakawa , Kazuo Akaike , Tatsunori Onzuka , Toshimasa Tsuda , Mikio Takano , Yasushi Yamamoto , Susumu Yoshimoto
IPC分类号： H03B5/18
CPC分类号： H03B5/1243 , H03B5/1203 , H03B2200/0008
摘要： To provide a voltage controlled oscillator having small size and capable of obtaining a low phase noise characteristic over a large span of adjustable range of frequency. A quartz crystal having a characteristic (dielectric loss tangent: tan δ) better than that of fluorocarbon resin, LTCC or the like conventionally used as a substrate of a resonance part 1, and on which a fine pattern of metal film can be formed through a photolithography method, is used as a quartz-crystal substrate 10, and a conductive line is formed on the quartz-crystal substrate 10 to form an inductance element 11 in the resonance part 1. Accordingly, since the resonance part 1 having a high Q value can be formed, it is possible to obtain a voltage controlled oscillator having small size and low loss over a wide frequency band.
摘要翻译：提供具有小尺寸并且能够在可调整频率范围内获得低相位噪声特性的压控振荡器。具有通常用作共振部1的基板的氟碳树脂，LTCC等的特性（介电损耗角正切：tanδ）的石英晶体，并且可以通过以下方式形成金属膜的微细图案光刻法用作石英基板10，在石英基板10上形成导线，在共振部1中形成电感元件11.因此，由于具有高Q值的共振部1 可以形成，可以获得在宽频带上具有小尺寸和低损耗的压控振荡器。

7. 发明申请

US20110080222A1 Voltage controlled oscillator 失效
标题翻译：压控振荡器
公开(公告)号：US20110080222A1
公开(公告)日：2011-04-07
申请号：US12924468
申请日：2010-09-28
申请人： Tatsunori Onzuka , Junichiro Yamakawa , Toshimasa Tsuda , Kenji Kawahata , Hiroshi Hoshigami
发明人： Tatsunori Onzuka , Junichiro Yamakawa , Toshimasa Tsuda , Kenji Kawahata , Hiroshi Hoshigami
IPC分类号： H03B5/12
CPC分类号： H03B5/1243 , H03B5/1203 , H03B2200/0008
摘要： There is provided a voltage controlled oscillator using a Colpitts circuit capable of suppressing deterioration (decrease) in variable range (adjustable range) of an output frequency due to the influence of an inductance component on a conductive line, which connects a connection point between two capacitors of a feedback part and an emitter of a transistor. In a VCO using a Colpitts circuit, with respect to capacitors 22, 23 of a feedback part 2, a first feedback capacitance element (capacitor) 22 is disposed so as to directly couple a terminal for base (connection part 7) and a terminal for emitter on a base substrate 5, to which a terminal part 8 (T1) extending from a base of a transistor 21 and a terminal part 8 (T2) extending from an emitter of the transistor 21 are fitted, respectively, and a second feedback capacitance element (capacitor) 23 is disposed so as to directly couple the terminal for emitter and the terminal for grounding (ground electrode 51).
摘要翻译：提供了一种压控振荡器，其使用Colpitts电路，其能够抑制由于导电线上的电感分量的影响而导致的输出频率的可变范围（可调节范围）的变化（减小），连接两个电容器之间的连接点的晶体管的反馈部分和发射极。在使用Colpitts电路的VCO中，相对于反馈部2的电容器22,23，设置第一反馈电容元件（电容器）22，以直接将基座（连接部7）的端子和用于分别从晶体管21的基极延伸的端子部8（T1）和从晶体管21的发射极延伸的端子部8（T2）分别嵌合在基极基板5上的发射极和第二反馈电容元件（电容器）23被配置为直接耦合发射极端子和接地端子（接地电极51）。

8. 发明授权

US06819174B2 Amplification device 有权
标题翻译：扩增装置
公开(公告)号：US06819174B2
公开(公告)日：2004-11-16
申请号：US10390605
申请日：2003-03-19
申请人： Junichiro Yamakawa , Yoshinari Nanao
发明人： Junichiro Yamakawa , Yoshinari Nanao
IPC分类号： H03F100
CPC分类号： H03F1/3229 , H03F1/3235
摘要： The object of this invention is to reduce the cost of an amplification device that has a distortion detection loop that uses an amplifier to amplify the signal subject to amplification and detect the distortion arising in said amplifier, and a distortion removal loop that removes the distortion detected by the distortion detection loop from the signal amplified by said amplifier. This object is achieved by a configuration wherein the distortion detection loop consists of a first digital modulation means that, among two branches of a digital baseband signal subject to amplification that is divided into two, uses one branch of the signal to modulate a carrier signal, an amplifier that amplifies this modulated signal, delay means that delays the other branch of the digital baseband signal, a second digital modulation means that uses the delayed signal to modulate a carrier signal, phase-change means that changes the phase of the modulated signal and distortion detection means that detects the distortion arising in the amplifier from the amplified signal and the phase-changed modulated signal.
摘要翻译：本发明的目的是降低具有失真检测环路的放大装置的成本，所述失真检测环路使用放大器来放大经放大的信号，并检测在所述放大器中产生的失真，以及去除检测到的失真的失真消除环路通过由所述放大器放大的信号的失真检测环路。该目的通过一种配置来实现，其中失真检测环路由第一数字调制装置组成，在被分成两个的被放大的数字基带信号的两个分支之中，使用信号的一个分支来调制载波信号，放大该调制信号的放大器，延迟数字基带信号的另一分支的延迟装置，使用延迟信号来调制载波信号的第二数字调制装置，改变调制信号的相位的相变装置，以及失真检测装置，根据放大信号和相位改变的调制信号检测放大器中产生的失真。

9. 发明授权

US09320684B2 Dental restorative material 有权
标题翻译：牙科修复材料
公开(公告)号：US09320684B2
公开(公告)日：2016-04-26
申请号：US14127214
申请日：2012-06-22
申请人： Nobuyuki Isizaka , Tatsuya Yamazaki , Junichiro Yamakawa
发明人： Nobuyuki Isizaka , Tatsuya Yamazaki , Junichiro Yamakawa
IPC分类号： A61K6/08 , A61K6/06 , A61K6/00 , A61K6/02
CPC分类号： A61K6/0681 , A61K6/0005 , A61K6/0008 , A61K6/0011 , A61K6/0073 , A61K6/0091 , A61K6/024 , A61K6/08
摘要： The present invention discloses a dental restorative material comprising 10-50 mass % of (A) a polymerizable monomer, 5-80 mass % of (B) an organic-inorganic composite filler which is prepared by dispersing an inorganic fine filler having an average particle diameter of 1 μm or smaller in an organic matrix and has an average particle diameter of 5.0-50 μm, and 10-60 mass % of (C) a third component, i.e., an inorganic filler having an average particle diameter of 1.1-5.0 μm, wherein the absolute value of the difference between the refractive index [nC] of the inorganic filler (C) and the refractive index [nB] of the organic-inorganic composite filler (B) (i.e., |nC−nB|) is 0.005-0.07 at 32° C. and the absolute value of the difference between the refractive index [nA] of the cured product of the polymerizable monomer (A) and the refractive index [nC] of the inorganic filler (C) (i.e., |nA−nC|) is 0.005-0.05 at 32° C.
摘要翻译：本发明公开了一种牙科修复材料，其包含10-50质量％的（A）可聚合单体，5-80质量％的（B）有机 - 无机复合填料，其通过将具有平均粒子的无机细填料有机基体中的直径为1μm以下，平均粒径为5.0〜50μm，10质量％的（C）第三成分，即平均粒径为1.1-5.0的无机填料 μm，其中无机填料（C）的折射率[nC]与有机 - 无机复合填料（B）的折射率[nB]之间的差的绝对值（即| nC-nB |）为 0.005-0.07，在32℃下，可聚合单体（A）的固化产物的折射率[nA]与无机填料（C）的折射率[nC]之差的绝对值（即， | nA-nC |）在32℃下为0.005-0.05

10. 发明授权

US08416028B2 Voltage controlled oscillator and electronic component 有权
标题翻译：压控振荡器和电子元件
公开(公告)号：US08416028B2
公开(公告)日：2013-04-09
申请号：US12924467
申请日：2010-09-28
申请人： Junichiro Yamakawa , Kazuo Akaike , Tatsunori Onzuka , Toshimasa Tsuda , Mikio Takano , Yasushi Yamamoto , Susumu Yoshimoto
发明人： Junichiro Yamakawa , Kazuo Akaike , Tatsunori Onzuka , Toshimasa Tsuda , Mikio Takano , Yasushi Yamamoto , Susumu Yoshimoto
IPC分类号： H03B5/01
CPC分类号： H03B5/1243 , H03B5/1203 , H03B2200/0008
摘要： To provide a voltage controlled oscillator having small size and capable of obtaining a low phase noise characteristic over a large span of adjustable range of frequency. A quartz crystal having a characteristic (dielectric loss tangent: tan δ) better than that of fluorocarbon resin, LTCC or the like conventionally used as a substrate of a resonance part, and on which a fine pattern of metal film can be formed through a photolithography method, is used as a quartz-crystal substrate, and a conductive line is formed on the quartz-crystal substrate to form an inductance element in the resonance part. Accordingly, since the resonance part having a high Q value can be formed, it is possible to obtain a voltage controlled oscillator having small size and low loss over a wide frequency range.
摘要翻译：提供具有小尺寸并且能够在可调整频率范围内获得低相位噪声特性的压控振荡器。具有比通常用作共振部件的基板的氟碳树脂，LTCC等的特性（介电损耗角正切：tanδ）更好的石英晶体，并且可以通过光刻法形成金属膜的精细图案方法用作石英衬底，并且在石英衬底上形成导线以在谐振部件中形成电感元件。因此，由于可以形成具有高Q值的谐振部分，所以可以在宽的频率范围内获得具有小尺寸和低损耗的压控振荡器。

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