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21. 发明专利

JP2010085738A Optical waveguide device 有权
标题翻译：光波器件
公开(公告)号：JP2010085738A
公开(公告)日：2010-04-15
申请号：JP2008255088
申请日：2008-09-30
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： KANEHARA YUUKI , OIKAWA SATORU , SUGAMATA TORU
IPC分类号： G02F1/035 , G02B6/12
CPC分类号： G02B6/1342 , G02F1/0316 , G02F1/0356 , G02F2201/12
摘要： PROBLEM TO BE SOLVED: To provide an optical waveguide device capable of reducing a surge phenomenon generated due to instantaneous DC drift without utilizing a buffer layer and capable of preventing a thinned substrate from being damaged. SOLUTION: In the optical waveguide device including a substrate 1 having an electro-optical effect, an optical waveguide 4 formed on the substrate 1 and control electrodes 2, 3 for applying an electric field to the optical waveguide 4, the thickness of the substrate is ≤30 μm, and the control electrodes are a signal electrode 2 and a ground electrode 3, while low dielectric constant layers 5, 6 are formed on the surface part of at least the signal electrode 2, which is brought into contact with the substrate 1. Preferably, the thickness of the low dielectric constant layers is 10 to 1,000 Å. Further preferably, the low dielectric constant layers 5, 6 are formed by annealing processing. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够减少由于瞬时DC漂移而产生的浪涌现象而不利用缓冲层并能够防止薄板衬底受损的光波导装置。解决方案：在包括具有电光效应的基板1的光波导装置中，形成在基板1上的光波导4和用于向光波导4施加电场的控制电极2,3，基板为≤30μm，控制电极为信号电极2和接地电极3，而至少与信号电极2接触的信号电极2的表面部分形成低介电常数层5,6 优选地，低介电常数层的厚度为10至1000埃。进一步优选地，通过退火处理形成低介电常数层5,6。版权所有（C）2010，JPO＆INPIT

22. 发明专利

JP2008180997A Waveguide type optical modulator with radiation mode light monitor 有权
标题翻译：具有辐射模式光监测器的波形光学调制器
公开(公告)号：JP2008180997A
公开(公告)日：2008-08-07
申请号：JP2007015340
申请日：2007-01-25
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： SUGANO SHINSUKE , MORI SHINGO , SUGAMATA TORU
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide a waveguide type optical modulator with output light monitor for precisely detecting radiation mode light radiated from an optical waveguide as monitoring output light even when using a thin plate as an dielectric substrate.
SOLUTION: The waveguide type optical modulator with radiation mode light monitor comprises: an optical waveguide element provided with the dielectric substrate 1 and the optical waveguide 2 which is formed on the surface or the rear surface of the dielectric substrate and has at least one Mach-Zehnder type optical waveguide; and an optical detector 60 which receives a part of the radiation mode light 20 radiated from a multiplexing point of the Mach-Zehnder type optical waveguide. Further, the waveguide type optical modulator with radiation mode light monitor comprises: high refractive index means 50, 51 disposed near an output side optical waveguide extended from the multiplexing point of the Mach-Zehnder type optical waveguide and on at least one side of regions on the substrate which insert the output side optical waveguide therebetween; and the optical detector 60 disposed so as to directly detect the radiation mode light which has the normal direction component on substrate surface and is released to the outside of the substrate by using the high refractive index means.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使当使用薄板作为电介质基板时，提供具有用于精确地检测从光波导辐射的辐射模式光的输出光监视器的波导型光调制器作为监视输出光。解决方案：具有辐射模式光监测器的波导型光调制器包括：光波导元件，其设置有形成在电介质基板的表面或后表面上的电介质基板1和光波导2，并且至少具有一个马赫 - 策德尔型光波导; 以及光检测器60，其接收从Mach-Zehnder型光波导的多路复用点辐射的辐射模式光20的一部分。此外，具有辐射模式光监测器的波导型光调制器包括：高折射率装置50,51，设置在从Mach-Zehnder型光波导的多路复用点延伸的输出侧光波导附近以及至少一侧的区域上在其间插入输出侧光波导的基板; 以及光检测器60，其被设置为直接检测在基板表面上具有法线方向分量并且通过使用高折射率装置而被释放到基板的外部的辐射模式光。版权所有（C）2008，JPO＆INPIT

23. 发明专利

JP2007264548A Optical modulation element 有权
标题翻译：光学调制元件
公开(公告)号：JP2007264548A
公开(公告)日：2007-10-11
申请号：JP2006093098
申请日：2006-03-30
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： SUGAMATA TORU , OIKAWA SATORU
IPC分类号： G02F1/035
CPC分类号： G02F1/225 , G02F1/035 , G02F2202/28
摘要： PROBLEM TO BE SOLVED: To provide an optical modulation element capable of suppressing reincidence of stray light propagated through an adhesive layer onto a thin plate and improving adhesion strength between the thin plate and a reinforcing plate.
SOLUTION: The optical modulation element comprising the thin plate 1 formed of a material having an electro-optical effect and having thickness of ≤20 μm, an optical waveguide 2 formed on the front surface or rear surface of the thin plate 1 and a modulation electrode 3 formed on the surface of the thin plate 1 to modulate light passing into the optical waveguide 2 has also a reinforcing plate 5 to be joined with the thin plate 1 across an adhesive layer 4, and the surface of the reinforcing plate 5 which is opposed to the thin plate 1 is formed as a rough surface 10. Preferably, roughness of the rough surface is 1/10 or more of the wavelength of stray light propagated in the adhesive layer.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种光调制元件，其能够抑制通过粘合剂层传播到薄板上的杂散光的重新定位并提高薄板和加强板之间的粘合强度。解决方案：光调制元件包括由具有电光效应并且具有≤20μm厚度的材料形成的薄板1，形成在薄板1的前表面或后表面上的光波导2和形成在薄板1的表面上以调制通过光波导2的光的调制电极3也具有加强板5，该加强板5与薄板1跨越粘合剂层4，并且加强板5的表面与薄板1相对的方式形成为粗糙面10.优选地，粗糙表面的粗糙度是在粘合剂层中传播的杂散光的波长的1/10以上。版权所有（C）2008，JPO＆INPIT

24. 发明专利

JP2007139987A Optical modulator 有权
标题翻译：光学调制器
公开(公告)号：JP2007139987A
公开(公告)日：2007-06-07
申请号：JP2005331954
申请日：2005-11-16
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： SHIMIZU AKIRA , FUJITA TAKAHISA , SUGAMATA TORU
IPC分类号： G02F1/03
CPC分类号： G02F1/0327 , G02F2202/20
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator that suppresses deterioration in modulation characteristics by stopping a radiation mode of a microwave generated in a connection substrate or terminating substrate from entering a signal electrode etc., of an optical modulator. SOLUTION: The optical modulator including a substrate having electrooptical effect, an optical modulating element 1 having an optical waveguide formed on the substrate and a modulation electrode (including the signal electrode 2) for modulating light passing in the optical waveguide, and the connection substrate 4 which is arranged outside the substrate and supplies a microwave signal to drive the optical modulating element to the optical modulating element is characterized in that a signal input end 22 and a signal output end 23 are formed on the connection substrate 20 and the connection substrate is provided with a recoupling suppressing means of suppressing recoupling of the radiation mode 24 of the microwave signal input to the signal input end 22 with the signal output end 23. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：提供一种光调制器，其通过停止在连接基板或端接基板中产生的微波的辐射模式进入光调制器的信号电极等来抑制调制特性的劣化。解决方案：包括具有电光效应的基板的光调制器，具有形成在基板上的光波导的光调制元件1和用于调制在光波导中通过的光的调制电极（包括信号电极2），以及布置在基板外部并提供微波信号以将光调制元件驱动到光调制元件的连接基板4的特征在于，信号输入端22和信号输出端23形成在连接基板20上，并且连接基板设置有重传抑制装置，其用信号输出端23抑制输入到信号输入端22的微波信号的辐射模式24的重新耦合。（C）2007，JPO＆INPIT

25. 发明专利

JP2013242592A Optical waveguide device 有权
标题翻译：光波器件
公开(公告)号：JP2013242592A
公开(公告)日：2013-12-05
申请号：JP2013152346
申请日：2013-07-23
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： SHIMIZU AKIRA , OIKAWA SATORU , SUGAMATA TORU
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide an optical waveguide device capable of reducing propagation loss of optical waves and preventing optical response properties from deteriorating in a high frequency range using propagation loss reduction means while suppressing an increase in drive voltage.SOLUTION: A Mach-Zehnder optical waveguide has control electrodes comprising a signal electrode 3 and a ground electrode 321-323. When the ground electrode is installed over and across input and output sections, optical loss reduction means is provided on the ground electrode on at least one of the input section and the output section. The optical loss reduction means is a portion of the ground electrode that bridges over the input and output sections and is configured such that the distance to the signal electrode therefrom is similar to the distance between a portion of the ground electrode on each side of the input and output sections and the signal electrode. Width of the portion of the ground electrode bridging over the input and output sections is narrower than that of the portion of the ground electrode on each side of the input and output sections and is no less than the width of the signal electrode and no more than 75 μm. The distance between the portion of the ground electrode on one side of the input and output sections and the portion of the ground electrode on the other side is no more than 200 μm.
摘要翻译：要解决的问题：提供一种能够抑制光波的增加而能够减少光波的传播损耗并防止光响应特性在高频范围内恶化的光波导装置，同时抑制驱动电压的增加。解决方案：马赫 - 曾德尔光波导具有包括信号电极3和接地电极321-323的控制电极。当接地电极安装在输入和输出部分之上和之上时，在输入部分和输出部分中的至少一个上的接地电极上提供光学损失降低装置。光损耗减小装置是接地电极的一部分，其桥接在输入和输出部分上，并且被配置为使得到其信号电极的距离类似于输入的每一侧的接地电极的一部分之间的距离和输出部分和信号电极。桥接在输入和输出部分上的接地电极的部分的宽度比输入和输出部分每侧的接地电极部分的宽度窄，并且不小于信号电极的宽度，不大于 75μm。输入输出部分一侧的接地电极部分与另一侧的接地电极部分之间的距离不大于200μm。

26. 发明专利

JP2013225148A Optical waveguide polarizer 审中-公开
标题翻译：光波导偏振器
公开(公告)号：JP2013225148A
公开(公告)日：2013-10-31
申请号：JP2013139585
申请日：2013-07-03
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： KONDO KATSUTOSHI , KURIHARA MASANAO , SUGAMATA TORU
IPC分类号： G02B6/122
摘要： PROBLEM TO BE SOLVED: To provide an optical waveguide polarizer to which a polarizer action is stably added to an optical waveguide itself without using a special manufacturing process.SOLUTION: In an optical waveguide polarizer which includes a Z-cut type lithium niobate substrate 1, and an optical waveguide of a ridge structure is formed on the substrate, width of the ridge structure is the one by which light distribution of normal light of light waves which propagate on the optical waveguide varies, and the one by which light distribution of abnormal light of the light waves does not vary, an angle of the ridge structure is smaller than 90°, a high refractive index film 4 whose film thickness satisfies a condition (provided that n is a refractive index, t is film thickness, λ is wavelength of the light waves, and units of the film thickness, the wavelength are μm) of 0.089≤n×t/λ is formed on the side face of the ridge structure, and has an abnormal light transmission polarizer function.
摘要翻译：要解决的问题：提供一种在不使用特殊制造工艺的情况下将偏振器作用稳定地添加到光波导本身的光波导偏振器。解决方案：在包括Z切割型铌酸锂基板1的光波导偏振器中，并且在基板上形成脊结构的光波导，脊结构的宽度是光波导上传播的光波的正常光的分布变化的异常光的分布，的光波不变，脊结构的角度小于90°，膜厚满足条件的高折射率膜4（假设n为折射率，t为膜厚，λ为波长在脊结构的侧面上形成0.089≤n×t /λ的光波，膜厚的单位，波长为μm），具有异常透光极化 r功能。

27. 发明专利

JP2012211848A Fluorescence thermometer and temperature measuring method 有权
标题翻译：荧光温度计和温度测量方法
公开(公告)号：JP2012211848A
公开(公告)日：2012-11-01
申请号：JP2011078026
申请日：2011-03-31
申请人： Sumitekku:Kk , Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社 , 株式会社スミテック
发明人： SUGAMATA TORU
IPC分类号： G01K11/12 , G01J5/58
摘要： PROBLEM TO BE SOLVED: To provide a fluorescence thermometer that enables highly accurate temperature measurement.SOLUTION: A temperature measuring method includes an excitation step for exciting phosphors, a fluorescence detection step for detecting fluorescence emitted from excited phosphors, a signal conversion step for converting the intensity-time signal of the fluorescence detected in the fluorescence detection step from a time domain signal to a frequency domain signal, and a temperature calculation step for calculating the temperature of a specimen based on a change amount of a predetermined frequency component in the frequency domain signal.
摘要翻译：要解决的问题：提供能够进行高精度温度测量的荧光温度计。解决方案：一种温度测量方法，包括用于激发荧光体的激发步骤，用于检测从激发的荧光体发射的荧光的荧光检测步骤，将从荧光检测步骤检测到的荧光的强度 - 时间信号转换为针对频域信号的时域信号，以及温度计算步骤，用于基于频域信号中的预定频率分量的变化量来计算样本的温度。版权所有（C）2013，JPO＆INPIT

28. 发明专利

JP2012208532A Optical waveguide device and temperature crosstalk suppression method of optical waveguide device 有权
标题翻译：光波导装置的光波导装置和温度波形抑制方法
公开(公告)号：JP2012208532A
公开(公告)日：2012-10-25
申请号：JP2012172528
申请日：2012-08-03
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： MORI SHINGO , SAITO TSUTOMU , SUGAMATA TORU
IPC分类号： G02F1/035
摘要： PROBLEM TO BE SOLVED: To provide an optical waveguide device in a nest-type optical waveguide structure in which the device per se has an operating point shift suppression function without requiring any control apparatus or the like.SOLUTION: An optical waveguide device comprises a substrate comprised of lithium niobate having electro-optical effects, an optical waveguide formed on the substrate, and a plurality of modulation electrodes for modulating light waves guided within the optical waveguide. The optical waveguide is branched into two in a light wave advancing direction to constitute two main optical waveguides, and each main optical waveguide is further branched into two in the light wave advancing direction to constitute two sub optical waveguides. The two main optical waveguides constitute a main Mach-Zehnder optical waveguide and the two sub optical waveguides are integrated into the main Mach-Zehnder optical waveguide and constitute a sub Mach-Zehnder optical waveguide. The optical waveguide device is configured to have a heat conduction suppression area between the two sub Mach-Zehnder optical waveguides positioned facing each other on the substrate.
摘要翻译：要解决的问题：为了提供一种嵌套式光波导结构中的光波导器件，其中器件本身具有工作点偏移抑制功能，而不需要任何控制装置等。解决方案：光波导器件包括由具有电光效应的铌酸锂构成的衬底，形成在衬底上的光波导和用于调制在光波导内引导的光波的多个调制电极。光波导在光波行进方向分支成两个，以构成两个主光波导，并且每个主光波导在光波行进方向上进一步分为两个，以构成两个子光波导。两个主要的光波导构成主要的Mach-Zehnder光波导，并且两个子光波导集成到主Mach-Zehnder光波导中，并构成一个次马赫 - 曾德尔光波导。光波导装置被配置为在基板上彼此相对定位的两个子马赫 - 曾德尔光波导之间具有热传导抑制区域。版权所有（C）2013，JPO＆INPIT

29. 发明专利

JP2011209629A Waveguide-type polarizer 有权
标题翻译：波导型偏振器
公开(公告)号：JP2011209629A
公开(公告)日：2011-10-20
申请号：JP2010079292
申请日：2010-03-30
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： KONDO KATSUTOSHI , KURIHARA MASANAO , SUGAMATA TORU
IPC分类号： G02B6/122 , G02B6/12 , G02F1/035
CPC分类号： G02B6/126 , G02B2006/1204 , G02B2006/12061 , G02B2006/12097
摘要： PROBLEM TO BE SOLVED: To provide a waveguide-type polarizer capable of stably adding the function of a polarizer to an optical waveguide without using a special manufacturing step.SOLUTION: In the waveguide-type polarizer including a Z-cut lithium niobate substrate 1, and an optical waveguide having a ridge structure that is formed on the substrate, the width of the ridge structure is a ridge width where the distribution of ordinary light of light waves propagated through an optical waveguide changes, and the distribution of extraordinary light of the light waves does not change, the angle of the ridge structure is less than 90°. Then, a low refractive index film 3 having a thickness satisfying a condition of 0≤n×t/λ≤0.3742 (where n is a refractive index, t(μm) is the thickness of the film, and λ(μm) is the wavelength of the light wave) is formed on the side of the ridge structure, and a high refractive index film 4 having a thickness satisfying a condition of 0.089≤n×t/λ is formed on the low refractive index film, whereby the waveguide-type polarizer has a function of extraordinary light transmission polarizer.
摘要翻译：要解决的问题：提供一种能够在不使用特殊的制造步骤的情况下提供一种能够将偏振器的功能稳定地添加到光波导的波导型偏振器。解决方案：在包括Z切割铌酸锂基板1的波导型偏振器中，以及具有形成在基板上的脊结构的光波导，脊结构的宽度是通过光波导传播的普通光的分布变化的脊宽度，以及光的非常光的分布波浪不变，脊结构的角度小于90°。然后，具有满足条件0≤n×t /λ≤0.3742（n为折射率，t（μm））的厚度的低折射率膜3为膜的厚度，λ（μm）为在脊结构的一侧形成光波长，在低折射率膜上形成厚度满足条件为0.089≤n×t /λ的高折射率膜4，型偏振片具有非凡的透光偏振片的功能。

30. 发明专利

JP2011100154A Optical waveguide type optical modulator with output light monitor 有权
标题翻译：具有输出光监测器的光波导型光学调制器
公开(公告)号：JP2011100154A
公开(公告)日：2011-05-19
申请号：JP2011000250
申请日：2011-01-04
申请人： Sumitomo Osaka Cement Co Ltd , 住友大阪セメント株式会社
发明人： SUGAMATA TORU , SHIMIZU AKIRA , KONDO KATSUTOSHI , OIKAWA SATORU
IPC分类号： G02F1/035 , G02B6/30 , G02B6/42
摘要： PROBLEM TO BE SOLVED: To provide an optical waveguide type optical modulator with an output light monitor for more accurately detecting radiation mode light radiated as monitor output light from an optical waveguide even with a thin plate used as a dielectric substrate. SOLUTION: The optical waveguide type optical modulator with the output light monitor having an optical waveguide element in which an optical waveguide 2 is formed on a dielectric substrate 1, an optical fiber reinforcing member 4 for reinforcing the connection of an optical fiber 3 to the optical waveguide element, and a photodetector for receiving radiation mode light radiated from a part of the optical waveguide through the optical fiber reinforcing member is provided with a non-coupled light shielding means 32 for preventing light non-coupled with an output part of the optical waveguide 2 and the optical fiber 3 from being made incident on the photodetector in a hollow part of the optical fiber reinforcing member 4. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有输出光监视器的光波导型光调制器，即使用作为电介质基板的薄板，也可以更精确地检测作为来自光波导的监视器输出光而发出的辐射模式光。解决方案：具有输出光监视器的光波导型光调制器具有在电介质基板1上形成光波导2的光波导元件，用于加强光纤3的连接的光纤加强件4 并且用于接收通过光纤加强部件从光波导的一部分辐射的辐射模式光的光电检测器设置有非耦合光屏蔽装置32，用于防止与输出部分的输出部分非耦合的光光纤2和光纤3入射到光纤加强件4的中空部分的光电检测器上。版权所有（C）2011，JPO＆INPIT

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