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

US09139466B2 Optical fiber preform, optical fiber, and method of manufacturing optical fiber preform 有权
标题翻译：光纤预制棒，光纤和制造光纤预制棒的方法
公开(公告)号：US09139466B2
公开(公告)日：2015-09-22
申请号：US13352644
申请日：2012-01-18
申请人： Masaaki Hirano , Tetsuya Haruna , Yoshiaki Tamura
发明人： Masaaki Hirano , Tetsuya Haruna , Yoshiaki Tamura
IPC分类号： G02B6/00 , C03B37/018
CPC分类号： C03B37/01807 , C03B37/01853 , C03B2201/07 , C03B2201/12 , C03B2201/20 , C03B2201/50 , Y10T428/294
摘要： An optical fiber preform includes a core portion, in which the core portion includes an alkali-metal-doped core glass portion doped with an alkali metal, the maximum concentration of oxygen molecules in the core portion is 30 mol ppb or more, and the average concentration of the alkali metal in the core portion is 5 atomic ppm or more. A method of manufacturing an optical fiber preform includes an alkali-metal-doping step of doping a pipe composed of silica-based glass with an alkali metal, an oxygen-molecule-doping step of doping the glass pipe with oxygen molecules, and a collapsing step of collapsing the glass pipe by heating the glass pipe, in which the optical fiber preform is manufactured.
摘要翻译：光纤预制棒包括芯部，芯部包括掺杂有碱金属的碱金属掺杂的芯玻璃部分，芯部中的氧分子的最大浓度为30mol ppb以上，平均芯部中的碱金属的浓度为5原子ppm以上。制造光纤预制棒的方法包括：碱金属掺杂步骤，用碱金属掺杂由二氧化硅基玻璃构成的管，用氧分子掺杂玻璃管的氧分子掺杂步骤，以及塌陷通过加热其中制造光纤预制棒的玻璃管来塌缩玻璃管的步骤。

2. 发明授权

US08676014B2 Optical fiber and method of manufacturing optical fiber 有权
标题翻译：光纤及其制造方法
公开(公告)号：US08676014B2
公开(公告)日：2014-03-18
申请号：US12903798
申请日：2010-10-13
申请人： Tetsuya Nakanishi , Masaaki Hirano , Tetsuya Haruna , Maki Ikechi
发明人： Tetsuya Nakanishi , Masaaki Hirano , Tetsuya Haruna , Maki Ikechi
IPC分类号： G02B6/02
CPC分类号： C03B37/02727 , C03B2203/19 , C03B2203/222 , G02B6/02 , G02B6/02366 , G02B6/03627 , G02B6/0365 , G02B6/03694
摘要： An optical fiber having excellent strength that can be manufactured at low cost, as well as a method for making such optical fiber, is provided. An optical fiber 1 is a silica-based optical fiber comprising a core 11, an optical cladding 12 surrounding the core 11, and a jacketing region 13 surrounding the optical cladding 12 and having a uniform composition throughout from the internal circumference to the outer circumference. A compressive strained layer having a residual compressive stress is provided at the outermost circumference of the jacketing region 13.
摘要翻译：提供了具有可以低成本制造的优异强度的光纤以及制造这种光纤的方法。光纤1是包括芯11，围绕芯11的光学包层12和围绕光学包层12并且具有从内周到外周均匀组成的护套区域13的二氧化硅基光纤。在护套区域13的最外周设有具有残余压应力的压应变层。

3. 发明申请

US20060262387A1 Optical amplifier fiber 审中-公开
标题翻译：光放大器光纤
公开(公告)号：US20060262387A1
公开(公告)日：2006-11-23
申请号：US11434073
申请日：2006-05-16
申请人： Tetsuya Haruna , Toshiki Taru , Masashi Onishi , Motoki Kakui , Shinji Ishikawa
发明人： Tetsuya Haruna , Toshiki Taru , Masashi Onishi , Motoki Kakui , Shinji Ishikawa
IPC分类号： H01S3/00 , H04B10/12
CPC分类号： H01S3/06716
摘要： Provided is an optical amplifier fiber in which both increasing output light power and sufficiently inhibiting the occurrence of nonlinear optical phenomenon can be compatibly achieved. In addition, an optical amplifier and light source equipment, in which such optical amplifier fiber is used, are provided. The optical amplifier fiber comprises (1) a core region doped with an aluminum element in the range of 1 wt % to 10 wt %, an erbium element in the range of 1000 wt. ppm to 5000 wt. ppm, and a fluorine element, the core region having an outer diameter in the range of 10 μm to 30 μm, and (2) a cladding region surrounding the core region and having a refractive index that is lower than the core region, wherein the relative refractive index difference of the core region relative to the cladding region is 0.3% or more and 2.0% or less.
摘要翻译：提供了可以兼容地实现增加输出光功率并充分抑制非线性光学现象的发生的光放大器光纤。此外，提供了使用这种光放大器光纤的光放大器和光源设备。光放大器光纤包括（1）掺杂有1重量％至10重量％范围的铝元素的芯区域，铒元素在1000重量％范围内。 ppm至5000wt。 ppm，以及氟元素，芯区域的外径在10μm〜30μm的范围内，（2）围绕芯区域的折射率低于芯区域的包层区域，其中，芯区域相对于包层区域的相对折射率差为0.3％以上且2.0％以下。

4. 发明授权

US07130513B2 Glass-body-producing method and optical glass body and optical fiber 有权
标题翻译：玻璃体制造方法和光学玻璃体和光纤
公开(公告)号：US07130513B2
公开(公告)日：2006-10-31
申请号：US11141203
申请日：2005-06-01
申请人： Tetsuya Haruna , Shinji Ishikawa , Toshiki Taru , Tetsutarou Katayama , Nobuyuki Taira
发明人： Tetsuya Haruna , Shinji Ishikawa , Toshiki Taru , Tetsutarou Katayama , Nobuyuki Taira
IPC分类号： G02B6/02
CPC分类号： C03B37/01807 , C03B37/01876 , C03B2201/04 , C03B2201/075 , C03B2201/10 , C03B2201/28 , C03B2201/31 , C03B2201/34 , C03B2201/36 , C03B2203/22 , C03B2207/90
摘要： A method produces a glass body that contains a reduced amount of OH groups in the metallic-oxide-containing glass layer and that has a reduced amount of transmission loss due to OH groups when the glass body is transformed into an optical fiber. The production method produces an optical glass body. An optical fiber contains the optical glass body in at least one part of its region for guiding a lightwave. The production method includes the following steps: (a) introducing into a glass pipe a gas containing an organometallic compound and a glass-forming material; (b) decomposing the organometallic compound into an organic constituent and a metallic constituent; (c) heating and oxidizing the metallic constituent so that produced glass particles containing a metallic oxide are deposited on the inner surface of the glass pipe to form a glass-particle-deposited layer; and (d) consolidating the deposited layer to form a metallic-oxide-containing glass layer.
摘要翻译：一种方法产生玻璃体，其在含金属氧化物的玻璃层中含有少量的OH基团，并且当玻璃体转变成光纤时，其具有由OH基导致的传输损失量减少的玻璃体。该制造方法产生光学玻璃体。光纤在其区域的至少一部分中包含用于引导光波的光学玻璃体。制造方法包括以下步骤：（a）向玻璃管内导入含有有机金属化合物和玻璃形成材料的气体; （b）将有机金属化合物分解成有机成分和金属成分; （c）加热和氧化金属成分，使得在玻璃管的内表面上沉积含有金属氧化物的玻璃颗粒，形成玻璃颗粒沉积层; 和（d）固化沉积层以形成含金属氧化物的玻璃层。

5. 发明授权

US08381549B2 Optical fiber preform fabricating method 有权
标题翻译：光纤预制棒制造方法
公开(公告)号：US08381549B2
公开(公告)日：2013-02-26
申请号：US11921418
申请日：2007-06-21
申请人： Tetsuya Nakanishi , Tetsuya Haruna , Shinji Ishikawa
发明人： Tetsuya Nakanishi , Tetsuya Haruna , Shinji Ishikawa
IPC分类号： C03B37/018
CPC分类号： C03B37/01807 , C03B2201/12 , C03B2201/20 , C03B2201/28 , C03B2201/31 , C03B2201/32 , C03B2207/86 , C03B2207/87 , C03C3/06 , C03C13/046 , C03C2203/40
摘要： The present invention relates to an optical fiber preform fabricating method that makes it possible to implement a reduction in iron impurities at a low cost. The optical fiber preform fabricating method comprises a glass synthesis step for forming a glass region constituting at least a part of the core area of the optical fiber. The glass synthesis step includes a deposition step of depositing glass particles containing the Al-element inside the glass pipe by means of chemical vapor deposition, and a consolidation step of obtaining a transparent glass body from the glass soot body thus obtained. In other words, the deposition step synthesizes glass particles on the inside wall of a glass pipe by feeding raw material gas, in which the content ratio (O/Al) of the O-element and Al-element is 20 or less, into the glass pipe. Furthermore, the consolidation step obtains a transparent glass body from the glass soot body by heating the glass soot body. The transparent glass body that is formed in the consolidation step constitutes part of the core region.
摘要翻译：本发明涉及能够以低成本实现铁杂质的还原的光纤预制体的制造方法。光纤预制体制造方法包括玻璃合成步骤，用于形成构成光纤的核心区域的至少一部分的玻璃区域。玻璃合成步骤包括通过化学气相沉积在玻璃管内沉积含有Al元素的玻璃颗粒的沉积步骤，以及从由此获得的玻璃烟灰体获得透明玻璃体的固结步骤。换句话说，沉积步骤通过将O元件和Al元素的含量比（O / Al）为20以下的原料气体进料到玻璃管的内壁上而合成玻璃粒子。玻璃管。此外，固结步骤通过加热玻璃烟灰体从玻璃烟灰体获得透明玻璃体。在固结步骤中形成的透明玻璃体构成核心区域的一部分。

6. 发明申请

US20130034654A1 METHOD FOR MAKING AN OPTICAL FIBER PREFORM 审中-公开
标题翻译：制造光纤预制件的方法
公开(公告)号：US20130034654A1
公开(公告)日：2013-02-07
申请号：US13557248
申请日：2012-07-25
申请人： Tetsuya Haruna , Masaaki Hirano , Yoshiaki Tamura
发明人： Tetsuya Haruna , Masaaki Hirano , Yoshiaki Tamura
IPC分类号： G02B6/036
CPC分类号： C03B37/01807 , C03B37/01211 , C03B37/014 , C03B2201/20 , C03B2201/50 , C03B2203/22 , C03C13/04 , G02B6/02014 , G02B6/02242 , G02B6/02266 , G02B6/03627
摘要： A method for the manufacture of an optical fiber preform for producing a low attenuation optical fiber with high yield, comprising preparing a core rod and adding a cladding region. At the step of preparing a core rod, the core rod is produced including a first core region with Cl density of less than 600 atm-ppm, a second core region with Cl density of less than 600 atm-ppm around the first core region, and a third core region with Cl density of 3000 atm-ppm or more around the second core region. An alkali metal is selectively added to the first core region among the first, second, and third core regions. A cladding region is formed around the core rod by heating at a temperature of 1200° C. or higher for 7 hours or less.
摘要翻译：一种用于制造用于以高产率制造低衰减光纤的光纤预制棒的方法，包括制备芯棒并添加包层区域。在制备芯棒的步骤中，制造芯棒，其包括Cl密度小于600atm-ppm的第一芯区域，在第一芯区域附近具有小于600atm-ppm的Cl密度的第二芯区域，以及围绕第二芯区域的Cl密度为3000atm-ppm以上的第三核心区域。在第一，第二和第三芯区域中的第一芯区域中选择性地添加碱金属。通过在1200℃以上的温度加热7小时以下，在芯棒周围形成包层区域。

7. 发明授权

US08102596B2 Optical fiber for amplification 有权
标题翻译：用于放大的光纤
公开(公告)号：US08102596B2
公开(公告)日：2012-01-24
申请号：US12160009
申请日：2006-12-27
申请人： Tetsuya Haruna , Junji Iihara , Masashi Onishi , Shinji Ishikawa
发明人： Tetsuya Haruna , Junji Iihara , Masashi Onishi , Shinji Ishikawa
IPC分类号： H01S3/067 , C03C3/06 , C03C13/04 , C03C4/08
CPC分类号： H01S3/06708 , H01S3/06716 , H01S3/06729 , H01S3/1608
摘要： Provided is an erbium doped optical fiber (EDF) for amplification which allows an easy estimation of the amplification performance and high production stability. The fiber includes a core and a cladding. The core is mainly made of silica glass and doped with erbium at a concentration of 500 wtppm or more and 2500 wtppm or less. In the fiber, the cutoff wavelength is 850 nm or more and 1450 nm or less, the mode field diameter is 4.5 μm or more and 6.5 μm or less, the polarization mode dispersion is not more than 0.1 ps per 10 m, the coordination number of oxygen elements around an erbium element in the core is one or more and eight or less, and the bond length between erbium and oxygen is 0.225 nm or more and 0.235 or less.
摘要翻译：提供了用于放大的掺铒光纤（EDF），其允许容易地估计放大性能和高生产稳定性。纤维包括芯和包层。核心主要由石英玻璃制成，掺杂浓度为500重量ppm以上且2500重量ppm以下的铒。在光纤中，截止波长为850nm以上且1450nm以下，模场直径为4.5μm以上且6.5μm以下，偏振模色散不超过0.1μm/10μm，配位数核中的铒元素周围的氧元素为一个以上且八个以下，铒与氧之间的键长为0.225nm以上且0.235以下。

8. 发明授权

US07822307B1 Optical fiber ribbon for wiring of equipment and connector-attached optical fiber ribbon for wiring of equipment 失效
标题翻译：用于设备接线的光纤带和用于设备接线的连接器的光纤带
公开(公告)号：US07822307B1
公开(公告)日：2010-10-26
申请号：US12419742
申请日：2009-04-07
申请人： Kazunori Tanaka , Kazumasa Oishi , Tomoyuki Hattori , Tetsuya Haruna , Wataru Sakurai , Mitsuaki Tamura , Kazuto Saito
发明人： Kazunori Tanaka , Kazumasa Oishi , Tomoyuki Hattori , Tetsuya Haruna , Wataru Sakurai , Mitsuaki Tamura , Kazuto Saito
IPC分类号： G02B6/44
CPC分类号： G02B6/443 , G02B6/4403
摘要： When a glass fiber and an inner fiber coating layer are to be attached to a connector by removing an outer fiber coating layer while leaving the inner fiber coating layer as it is, a collective coating and the outer fiber coating layer can be removed at a stretch so that the inner fiber coating layer can easily and satisfactorily be exposed. In the ultraviolet curable resin coating layer of a coated optical fiber 17 of an optical fiber ribbon 11 for wiring of equipment, the inner fiber coating layer 15 has a Young's modulus of 600 MPa to 1000 MPa, and the outer fiber coating layer 16 has a Young's modulus of 10 MPa to 300 MPa. The material of the outer fiber coating layer 16 is made by mixing 100 weight parts of base resin, 1-30 weight parts of silicone-based additive, and 0.5 to 40 weight parts of long chain fatty acid ester compound, wherein the base resin is a material made of a urethane metha acrylate oligomer, a mono-functional or multi-functional reactive dilution monomer, and an optical initiator.
摘要翻译：当玻璃纤维和内纤维涂层通过除去外部纤维被覆层同时留下内纤维涂层而连接到连接器上时，可以在一段延伸的情况下去除集合涂层和外部纤维涂层使得内纤维涂层容易且令人满意地暴露。在用于设备布线的光纤带11的涂覆光纤17的紫外线固化树脂涂层中，内纤维涂层15的杨氏模量为600MPa至1000MPa，外纤维涂层16具有杨氏模量为10MPa至300MPa。外纤维涂层16的材料通过将100重量份的基础树脂，1-30重量份的硅氧烷基添加剂和0.5至40重量份的长链脂肪酸酯化合物混合而制成，其中基础树脂是由氨基甲酸酯甲基丙烯酸酯低聚物，单官能或多官能反应性稀释单体制成的材料和光引发剂。

9. 发明申请

US20100071420A1 Optical Fiber Preform Fabricating Method, Optical Fiber Fabricating Method and Optical Fiber 有权
标题翻译：光纤预制件制造方法，光纤制造方法和光纤
公开(公告)号：US20100071420A1
公开(公告)日：2010-03-25
申请号：US11921418
申请日：2007-06-21
申请人： Tetsuya Nakanishi , Tetsuya Haruna , Shinji Ishikawa
发明人： Tetsuya Nakanishi , Tetsuya Haruna , Shinji Ishikawa
IPC分类号： C03C27/00
CPC分类号： C03B37/01807 , C03B2201/12 , C03B2201/20 , C03B2201/28 , C03B2201/31 , C03B2201/32 , C03B2207/86 , C03B2207/87 , C03C3/06 , C03C13/046 , C03C2203/40
摘要： The present invention relates to an optical fiber preform fabricating method that makes it possible to implement a reduction in iron impurities at a low cost. The optical fiber preform fabricating method comprises a glass synthesis step for forming a glass region constituting at least a part of the core area of the optical fiber. The glass synthesis step includes a deposition step of depositing glass particles containing the Al-element inside the glass pipe by means of chemical vapor deposition, and a consolidation step of obtaining a transparent glass body from the glass soot body thus obtained. In other words, the deposition step synthesizes glass particles on the inside wall of a glass pipe by feeding raw material gas, in which the content ratio (O/Al) of the O-element and Al-element is 20 or less, into the glass pipe. Furthermore, the consolidation step obtains a transparent glass body from the glass soot body by heating the glass soot body. The transparent glass body that is formed in the consolidation step constitutes part of the core region.
摘要翻译：本发明涉及能够以低成本实现铁杂质的还原的光纤预制体的制造方法。光纤预制体制造方法包括玻璃合成步骤，用于形成构成光纤的核心区域的至少一部分的玻璃区域。玻璃合成步骤包括通过化学气相沉积在玻璃管内沉积含有Al元素的玻璃颗粒的沉积步骤，以及从由此获得的玻璃烟灰体获得透明玻璃体的固结步骤。换句话说，沉积步骤通过将O元件和Al元素的含量比（O / Al）为20以下的原料气体进料到玻璃管的内壁上而合成玻璃粒子。玻璃管。此外，固结步骤通过加热玻璃烟灰体从玻璃烟灰体获得透明玻璃体。在固结步骤中形成的透明玻璃体构成核心区域的一部分。

10. 发明申请

US20090185263A1 OPTICAL FIBER FOR AMPLIFICATION 有权
标题翻译：用于放大的光纤
公开(公告)号：US20090185263A1
公开(公告)日：2009-07-23
申请号：US12160009
申请日：2006-12-27
申请人： Tetsuya Haruna , Junji Iihara , Masashi Onishi , Shinji Ishikawa
发明人： Tetsuya Haruna , Junji Iihara , Masashi Onishi , Shinji Ishikawa
IPC分类号： H01S3/067
CPC分类号： H01S3/06708 , H01S3/06716 , H01S3/06729 , H01S3/1608
摘要： Provided is an erbium doped optical fiber (EDF) for amplification which allows an easy estimation of the amplification performance and high production stability. The fiber includes a core and a cladding. The core is mainly made of silica glass and doped with erbium at a concentration of 500 wtppm or more and 2500 wtppm or less. In the fiber, the cutoff wavelength is 850 nm or more and 1450 nm or less, the mode field diameter is 4.5 μm or more and 6.5 μm or less, the polarization mode dispersion is not more than 0.1 ps per 10 m, the coordination number of oxygen elements around an erbium element in the core is one or more and eight or less, and the bond length between erbium and oxygen is 0.225 nm or more and 0.235 or less.
摘要翻译：提供了用于放大的掺铒光纤（EDF），其允许容易地估计放大性能和高生产稳定性。纤维包括芯和包层。核心主要由石英玻璃制成，掺杂浓度为500重量ppm以上且2500重量ppm以下的铒。在光纤中，截止波长为850nm以上且1450nm以下，模场直径为4.5μm以上至6.5μm以下，偏振模色散不超过0.1μm/10μm，配位数核中的铒元素周围的氧元素为一个以上且八个以下，铒与氧之间的键长为0.225nm以上且0.235以下。

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