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公开(公告)号：US07602546B2
公开(公告)日：2009-10-13
申请号：US11657410
申请日：2007-01-24
CPC分类号： H01S3/06791 , H01S3/0675 , H01S3/08 , H01S3/094042 , H01S3/1109 , H01S3/1118
摘要： To extend the temperature range for a stable operation without mode hopping and obtain a stable laser oscillation, a laser oscillator is provided. The laser oscillator includes: an optical circulator in which light incident on a first port is exited from the second port, light incident on the second port is exited from a third port, and light incident on a fourth port is exited from the first port; a first optical amplification fiber that amplifies the light exited from the third port because of being excited by an exciting light and injects the same into the first port; a reflective optical filter that reflects light with a predetermined wavelength among the light exited from the second port and injects the same into the second port again; and an pump light source that generates an exciting light to excite the first optical amplification fiber. The reflective optical filter transmits light oscillated by laser in a ring resonator including the first optical amplification fiber, the optical circulator and the reflective optical filter and outputs the same. The pump light source injects the exciting light from the fourth port into a ring resonator.
摘要翻译： 为了延长稳定运行的温度范围而不跳频，获得稳定的激光振荡，提供激光振荡器。 激光振荡器包括：入射到第一端口的光从第二端口退出的光循环器，从第三端口退出入射在第二端口上的光，并且从第一端口退出入射到第四端口的光; 第一光放大光纤，其由于被激发光激发而放大从第三端口退出的光并将其注入第一端口; 反射光学滤光器，其反射从第二端口退出的光中具有预定波长的光，并再次将其注入第二端口; 以及产生激发光以激发第一光放大光纤的泵浦光源。 反射型滤光器在由包括第一光放大光纤，光循环器和反射滤光器的环形谐振器中透射由激光振荡的光，并输出。 泵浦光源将来自第四端口的激发光注入环形谐振器。
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公开(公告)号：US20070242346A1
公开(公告)日：2007-10-18
申请号：US11657410
申请日：2007-01-24
IPC分类号： H01S3/00
CPC分类号： H01S3/06791 , H01S3/0675 , H01S3/08 , H01S3/094042 , H01S3/1109 , H01S3/1118
摘要： To extend the temperature range for a stable operation without mode hopping and obtain a stable laser oscillation, a laser oscillator is provided. The laser oscillator includes: an optical circulator in which light incident on a first port is exited from the second port, light incident on the second port is exited from a third port, and light incident on a fourth port is exited from the first port; a first optical amplification fiber that amplifies the light exited from the third port because of being excited by an exciting light and injects the same into the first port; a reflective optical filter that reflects light with a predetermined wavelength among the light exited from the second port and injects the same into the second port again; and an pump light source that generates an exciting light to excite the first optical amplification fiber. The reflective optical filter transmits light oscillated by laser in a ring resonator including the first optical amplification fiber, the optical circulator and the reflective optical filter and outputs the same. The pump light source injects the exciting light from the fourth port into a ring resonator.
摘要翻译： 为了延长稳定运行的温度范围而不跳频，获得稳定的激光振荡，提供激光振荡器。 激光振荡器包括：入射到第一端口的光从第二端口退出的光循环器，从第三端口退出入射在第二端口上的光，并且从第一端口退出入射到第四端口的光; 第一光放大光纤，其由于被激发光激发而放大从第三端口退出的光并将其注入第一端口; 反射光学滤光器，其反射从第二端口退出的光中具有预定波长的光，并再次将其注入第二端口; 以及产生激发光以激发第一光放大光纤的泵浦光源。 反射型滤光器在由包括第一光放大光纤，光循环器和反射滤光器的环形谐振器中透射由激光振荡的光，并输出。 泵浦光源将来自第四端口的激发光注入环形谐振器。
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3.发明授权Optical signal output apparatus, electrical signal output apparatus, and test apparatus 有权光信号输出装置，电信号输出装置和试验装置公开(公告)号：US08712252B2
公开(公告)日：2014-04-29
申请号：US13275343
申请日：2011-10-18
申请人： Shin Masuda , Kazunori Shiota
发明人： Shin Masuda , Kazunori Shiota
IPC分类号： H04B10/04
CPC分类号： G01R31/31709
摘要： To efficiently apply jitter to an optical signal using a simple configuration, provided is an optical signal output apparatus that outputs an optical pulse pattern signal including jitter, the optical signal generating apparatus comprising a light source section that outputs an optical signal having an optical frequency corresponding to a frequency control signal; an optical modulation section that modulates the optical signal output by the light source section, according to a designated pulse pattern; and an optical jitter generating section that delays an optical signal passed by the optical modulation section according to the optical frequency, to apply jitter to the optical signal.
摘要翻译： 为了使用简单的配置有效地将抖动应用于光信号，提供了一种输出包括抖动的光脉冲图形信号的光信号输出装置，该光信号发生装置包括：光源部，其输出具有光频率的光信号 到频率控制信号; 光调制部，其根据指定的脉冲图案调制由光源部输出的光信号; 以及光学抖动生成部，其根据光频率延迟由光调制部通过的光信号，以向光信号施加抖动。
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公开(公告)号：US08224143B2
公开(公告)日：2012-07-17
申请号：US12713184
申请日：2010-02-26
申请人： Shin Masuda , Kazunori Shiota , Atsushi Seki
发明人： Shin Masuda , Kazunori Shiota , Atsushi Seki
CPC分类号： G02F1/0018 , G02F1/0316 , G02F1/035 , G02F2001/212 , Y10T428/325
摘要： Provided is a substrate structure and a manufacturing method thereof, the substrate structure including a base substrate of single crystal; and a rhombohedral ferroelectric thin film exhibiting a spontaneous ferroelectric polarization and of a perovskite structure, the ferroelectric thin film being formed on a surface of the base substrate. The substrate structure may further include an optical waveguide formed on the ferroelectric thin film; and an electric field applying section that applies, to the optical waveguide, an electric field parallel to a surface of the base substrate. The electric field applying section generates the electric field so that the electric field direction of the electric field applied to the optical waveguide is parallel to a direction of the spontaneous ferroelectric polarization of the ferroelectric thin film.
摘要翻译： 提供一种基板结构及其制造方法，该基板结构包括单晶基底; 以及表现出自发铁电极化和钙钛矿结构的菱形铁电薄膜，所述铁电薄膜形成在所述基底基板的表面上。 基板结构还可以包括形成在铁电薄膜上的光波导; 以及电场施加部，其向光波导施加平行于基底的表面的电场。 电场施加部产生电场，使得施加到光波导的电场的电场方向平行于铁电薄膜的自发铁电极化方向。
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公开(公告)号：US07898733B2
公开(公告)日：2011-03-01
申请号：US12422758
申请日：2009-04-13
CPC分类号： H01S3/06791 , H01S3/0675 , H01S3/08 , H01S3/094042 , H01S3/1109 , H01S3/1118
摘要： A laser oscillator includes a ring resonator. The ring resonator includes an optical circulator having first, second, third, and fourth ports and a first optical amplification fiber connected to the optical circulator. Light incident on the first port is exited from the second port, and light incident on the second port is exited from the third port. The fourth port provides an exciting light and injects the exciting light into the ring resonator through the first port. The first optical amplification fiber amplifies light exited from the third port with the exciting light provided by the fourth port. The laser oscillator also includes an optical member connected to the optical circulator. The optical member reflects at least a part of the light exited from the second port and injects the same into the second port again.
摘要翻译： 激光振荡器包括环形谐振器。 环形谐振器包括具有第一，第二，第三和第四端口的光循环器和连接到光循环器的第一光放大光纤。 第一个港口的光线从第二个港口出发，第二个港口的光线从第三个港口出来。 第四个端口提供激发光，并通过第一个端口将激发光注入环形谐振器。 第一光放大光纤利用由第四端口提供的激发光放大从第三端口退出的光。 激光振荡器还包括连接到光循环器的光学构件。 光学构件反射从第二端口退出的光的至少一部分，并再次将其注入第二端口。
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公开(公告)号：US08792792B2
公开(公告)日：2014-07-29
申请号：US13275336
申请日：2011-10-18
申请人： Shin Masuda , Kazunori Shiota
发明人： Shin Masuda , Kazunori Shiota
CPC分类号： H01S5/0427 , H01S3/0064 , H01S3/06754 , H01S5/0057 , H01S5/06821 , H01S5/4006
摘要： [PROBLEM] Providing an optical source that outputs optical frequency modulated light having a constant output optical intensity.[MEANS FOR SOLVING THE PROBLEM] Provided is a light source apparatus that outputs an optical signal having an optical frequency corresponding to a frequency control signal, the light source apparatus including a laser light source section that outputs laser light having an optical frequency corresponding to the frequency control signal; and an optical intensity adjusting section that compensates for intensity change of the laser light to output laser light in which the intensity change caused by a change in the optical frequency is restricted. The optical intensity adjusting section includes an optical amplification section that adjusts an amplification factor of the laser light from the laser light source section, based on the frequency control signal, to restrict the intensity change of laser light corresponding to the frequency control signal, and outputs the resulting laser light.
摘要翻译： [问题]提供输出具有恒定输出光强度的光调制光的光源。 解决问题的手段提供一种光源装置，其输出具有与频率控制信号对应的光频的光信号，该光源装置包括激光源部，该激光光源部输出具有对应于 频率控制信号; 以及光强度调节部，其补偿激光的强度变化以输出由光频率的变化引起的强度变化的激光。 光强度调节部包括光放大部，其基于频率控制信号来调整来自激光光源部的激光的放大系数，以限制与频率控制信号对应的激光的强度变化，并输出 产生的激光。
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公开(公告)号：US20120269521A1
公开(公告)日：2012-10-25
申请号：US13275336
申请日：2011-10-18
申请人： Shin Masuda , Kazunori Shiota
发明人： Shin Masuda , Kazunori Shiota
IPC分类号： H01S5/0687 , H04B10/04
CPC分类号： H01S5/0427 , H01S3/0064 , H01S3/06754 , H01S5/0057 , H01S5/06821 , H01S5/4006
摘要： To efficiently apply jitter to an optical signal using a simple configuration, provided is an optical signal generating apparatus that outputs an optical pulse pattern signal including jitter, the optical signal generating apparatus comprising a light source section that outputs laser light having an optical frequency corresponding to a frequency control signal, an optical modulation section that modulates an optical signal output by the light source section, according to a designated pulse pattern, and an optical jitter generating section that delays an optical signal passed by the optical modulation section according to the optical frequency, to apply jitter to the optical signal.
摘要翻译： 为了使用简单的配置有效地将抖动应用于光信号，提供了一种光信号发生装置，其输出包括抖动的光脉冲模式信号，该光信号发生装置包括：光源部，其输出具有对应于 频率控制信号，根据指定的脉冲模式调制由光源部输出的光信号的光调制部，以及光抖动发生部，其根据光频率延迟由光调制部通过的光信号 ，以将抖动应用于光信号。
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公开(公告)号：US20100067100A1
公开(公告)日：2010-03-18
申请号：US12422758
申请日：2009-04-13
CPC分类号： H01S3/06791 , H01S3/0675 , H01S3/08 , H01S3/094042 , H01S3/1109 , H01S3/1118
摘要： A laser oscillator includes a ring resonator. The ring resonator includes an optical circulator having first, second, third, and fourth ports and a first optical amplification fiber connected to the optical circulator. Light incident on the first port is exited from the second port, and light incident on the second port is exited from the third port. The fourth port provides an exciting light and injects the exciting light into the ring resonator through the first port. The first optical amplification fiber amplifies light exited from the third port with the exciting light provided by the fourth port. The laser oscillator also includes an optical member connected to the optical circulator. The optical member reflects at least a part of the light exited from the second port and injects the same into the second port again.
摘要翻译： 激光振荡器包括环形谐振器。 环形谐振器包括具有第一，第二，第三和第四端口的光循环器和连接到光循环器的第一光放大光纤。 第一个港口的光线从第二个港口出发，第二个港口的光线从第三个港口出来。 第四个端口提供激发光，并通过第一个端口将激发光注入环形谐振器。 第一光放大光纤利用由第四端口提供的激发光放大从第三端口退出的光。 激光振荡器还包括连接到光循环器的光学构件。 光学构件反射从第二端口退出的光的至少一部分，并再次将其注入第二端口。
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9.发明授权Light receiving device, light receiving device manufacturing method, and light receiving method 有权光接收装置，光接收装置的制造方法以及光接收方法公开(公告)号：US08279379B2
公开(公告)日：2012-10-02
申请号：US12889230
申请日：2010-09-23
申请人： Shin Masuda , Eiji Kato
发明人： Shin Masuda , Eiji Kato
IPC分类号： G02F1/1335 , G02F1/29 , G02B26/08
CPC分类号： G01J1/04 , G01J1/0407 , G01J1/0422 , G01J1/0429 , G01J1/0437
摘要： There is provided a light receiving device including a polarization dispersing section that disperses a polarization direction of incoming light into a plurality of polarization directions, a light collecting section that has a metal pattern shaped like concentric circles on a surface thereof, where the light collecting section collects light that has passed through the polarization dispersing section, and a light receiving section that receives the light collected by the light collecting section. Also provided are a light receiving device manufacturing method and a light receiving method. The light collecting section may have a surface plasmon antenna that has the metal pattern shaped like the concentric circles on a surface thereof, and the light receiving section may receive the light collected toward a center of the concentric circles of the metal pattern of the light collecting section, through a hole at the center of the concentric circles, on a rear side of the light collecting section.
摘要翻译： 提供了一种光接收装置，其包括将入射光的偏振方向分散成多个偏振方向的偏振光分散部，具有在其表面上形状为同心圆的金属图案的聚光部， 收集通过偏振分散部的光，以及受光部，其接收由该光收集部收集的光。 还提供了一种光接收装置的制造方法和光接收方法。 集光部可以具有表面等离子体激元天线，其具有在其表面上形状与同心圆形状的金属图案，并且光接收部可以接收朝向聚光的金属图案的同心圆的中心收集的光 通过在同心圆的中心的孔，在集光部的后侧。
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公开(公告)号：US07292116B2
公开(公告)日：2007-11-06
申请号：US11299721
申请日：2005-12-12
申请人： Shoji Niki , Shin Masuda
发明人： Shoji Niki , Shin Masuda
IPC分类号： H03L1/00
摘要： A temperature stabilizer for accurately stabilizing the temperature of an object is provided. The temperature stabilizer stabilizes the temperature of an object to a reference temperature. The temperature stabilizer includes an oscillator provided in proximity to the object, for generating an oscillation signal having a frequency corresponding to an inputted frequency control signal, a phase detector for detecting the phase difference between a feedback signal based on the oscillation signal and a reference clock signal having a predetermined frequency, a loop filter for generating the frequency control signal to synchronize the feedback signal with the reference clock signal based on the output from the phase detector, a comparator for comparing the value of the frequency control signal with a reference value determined corresponding to the reference temperature and an electric heating converter for heating or cooling the object based on the comparison result from the comparator.
摘要翻译： 提供了一种用于精确稳定物体温度的温度稳定器。 温度稳定器将物体的温度稳定在参考温度。 温度稳定器包括设置在物体附近的振荡器，用于产生具有与输入的频率控制信号对应的频率的振荡信号;相位检测器，用于检测基于振荡信号的反馈信号与基准时钟之间的相位差 具有预定频率的信号;环路滤波器，用于产生频率控制信号以使反馈信号与基准时钟信号基于来自相位检测器的输出同步;比较器，用于将频率控制信号的值与确定的参考值进行比较 对应于参考温度，以及电加热转换器，用于根据比较器的比较结果加热或冷却物体。
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