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公开(公告)号:US08849082B2
公开(公告)日:2014-09-30
申请号:US13677379
申请日:2012-11-15
CPC分类号: G02B6/028 , G02B6/02395 , G02B6/0281 , G02B6/0365 , G02B6/03666
摘要: An optical fiber comprising: (I) a germania doped central core region having outer radius r1 and (II) a maximum relative refractive index Δ1max and a cladding region including (i) a first inner cladding region having an outer radius r2>5 microns and refractive index Δ2; (ii) a and a second inner cladding region having an outer radius r3>9 microns and comprising refractive index Δ3; and (iii) an outer cladding region surrounding the inner cladding region and comprising refractive index Δ4, wherein Δ1max>Δ4, Δ2>Δ3, and wherein 0.01%≦Δ4−Δ3≦0.09%, said fiber exhibits a 22 m cable cutoff less than or equal to 1260 nm, and 0.25≦r1/r2≦0.85.
摘要翻译: 一种光纤,包括:(I)具有外半径r1和(II)最大相对折射率&Dgr; 1max的包含掺锗的中心核心区域和包括(i)具有外半径r2> 5的第一内包层区域的包层区域 微米和折射率&Dgr; 2; (ii)具有外径r3> 9微米并且包括折射率&Dgr; 3的a和第二内包层区域; 4,Dgr; 1>&Dgr; 4,&Dgr; 2>&Dgr; 3,其中0.01%& Dgr; 4&Dgr; 4和Dgr; 4,其中所述外包层区包围折射率& 3≦̸ 0.09%,所述纤维表现出小于或等于1260nm的22m电缆截断,和0.25< ll; r1 / r2≦̸ 0.85。
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公开(公告)号:US20130044987A1
公开(公告)日:2013-02-21
申请号:US13588423
申请日:2012-08-17
申请人: Scott Robertson Bickham , Dana Craig Bookbinder , Jeffrey Coon , Ming-Jun Li , Snigdharaj Kumar Mishra , Pushkar Tandon , James Andrew West
发明人: Scott Robertson Bickham , Dana Craig Bookbinder , Jeffrey Coon , Ming-Jun Li , Snigdharaj Kumar Mishra , Pushkar Tandon , James Andrew West
IPC分类号: G02B6/02
CPC分类号: G02B6/0281 , G02B6/02014 , G02B6/02242 , G02B6/02266 , G02B6/02395 , G02B6/03627 , G02B6/0365
摘要: An optical fiber having both low macrobend loss and low microbend loss. The fiber has a first inner cladding region having an outer radius r2>8 microns and refractive index Δ2 and a second outer cladding region surrounding the inner cladding region having refractive index Δ4, wherein Δ1>Δ4>Δ2. The difference between Δ4 and Δ2 is greater than 0.002 percent. The fiber exhibits a 22 m cable cutoff less than or equal to 1260 nm, and r1/r2 is greater or equal to 0.25.
摘要翻译: 具有低弯曲损耗和低微弯损耗的光纤。 光纤具有外半径r2> 8微米且折射率< Dgr2的第一内包层区域和围绕折射率&Dgr; 4的内包层区域的第二外包层区域,其中&Dgr | 1&Dgr; 4&Dgr ; 2。 Dgr 4和Dgr 2之间的差异大于0.002%。 纤维表现出小于或等于1260nm的22m电缆断线,r1 / r2大于或等于0.25。
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公开(公告)号:US20130136406A1
公开(公告)日:2013-05-30
申请号:US13677379
申请日:2012-11-15
IPC分类号: G02B6/028
CPC分类号: G02B6/028 , G02B6/02395 , G02B6/0281 , G02B6/0365 , G02B6/03666
摘要: An optical fiber comprising: (I) a germania doped central core region having outer radius r1 and (II) a maximum relative refractive index Δ1max and a cladding region including (i) a first inner cladding region having an outer radius r2>5 microns and refractive index Δ2; (ii) a and a second inner cladding region having an outer radius r3>9 microns and comprising refractive index Δ3; and (iii) an outer cladding region surrounding the inner cladding region and comprising refractive index Δ4, wherein Δ1max>Δ4, Δ2>Δ3, and wherein 0.01%≦Δ4−Δ3≦0.09%, said fiber exhibits a 22 m cable cutoff less than or equal to 1260 nm, and 0.25≦r1/r2≦0.85.
摘要翻译: 一种光纤,包括:(I)具有外半径r1和(II)最大相对折射率Delta1max的掺杂有锗的中心芯区域和包括(i)具有外半径r2> 5微米的第一内包层区域的包层区域,以及 折射率Delta2; (ii)具有外径r3> 9微米并且包括折射率Delta3的a和第二内包层区域; 并且(iii)围绕内部包层区域并包括折射率Delta4的外包层区域,其中Delta1max> Delta4,Delta2> Delta3,并且其中0.01%@ Delta4-Delta3 @ 0.09%,所述光纤显示出22m电缆截止值小于 或等于1260nm,而0.25 @ r1 / r2 @ 0.85。
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公开(公告)号:US08891925B2
公开(公告)日:2014-11-18
申请号:US13588423
申请日:2012-08-17
申请人: Scott Robertson Bickham , Dana Craig Bookbinder , Jeffrey Coon , Ming-Jun Li , Snigdharaj Kumar Mishra , Pushkar Tandon , James Andrew West
发明人: Scott Robertson Bickham , Dana Craig Bookbinder , Jeffrey Coon , Ming-Jun Li , Snigdharaj Kumar Mishra , Pushkar Tandon , James Andrew West
CPC分类号: G02B6/0281 , G02B6/02014 , G02B6/02242 , G02B6/02266 , G02B6/02395 , G02B6/03627 , G02B6/0365
摘要: An optical fiber having both low macrobend loss and low microbend loss. The fiber has a first inner cladding region having an outer radius r2>8 microns and refractive index Δ2 and a second outer cladding region surrounding the inner cladding region having refractive index Δ4, wherein Δ1>Δ4>Δ2. The difference between Δ4 and Δ2 is greater than 0.002 percent. The fiber exhibits a 22 m cable cutoff less than or equal to 1260 nm, and r1/r2 is greater or equal to 0.25.
摘要翻译: 具有低弯曲损耗和低微弯损耗的光纤。 光纤具有外半径r2> 8微米且折射率< Dgr2的第一内包层区域和围绕折射率&Dgr; 4的内包层区域的第二外包层区域,其中&Dgr | 1&Dgr; 4&Dgr ; 2。 Dgr 4和Dgr 2之间的差异大于0.002%。 纤维表现出小于或等于1260nm的22m电缆断线,r1 / r2大于或等于0.25。
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公开(公告)号:US08977092B2
公开(公告)日:2015-03-10
申请号:US13553899
申请日:2012-07-20
CPC分类号: G02B6/0288 , G02B6/02023 , G02B6/0281 , G02B6/0365
摘要: One exemplary multimode optical fiber includes a graded index glass core having a diameter in the range of 41 microns to 80 microns, a graded index having an alpha less than 2.04 and a maximum relative refractive index in the range between 0.6% and 1.8%. The cladding includes a depressed-index annular portion. The fiber has an overfilled bandwidth greater than 2.5 GHz-km at at least one wavelength between 1200 nm and 1700 nm.
摘要翻译: 一个示例性多模光纤包括直径在41微米至80微米范围内的分级折射率玻璃芯,具有α小于2.04的分级折射率和0.6%至1.8%范围内的最大相对折射率。 包层包括凹陷折射率的环形部分。 该纤维在1200nm至1700nm之间的至少一个波长处具有大于2.5GHz-km的过满的带宽。
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公开(公告)号:US08666214B2
公开(公告)日:2014-03-04
申请号:US13680676
申请日:2012-11-19
CPC分类号: G02B6/028 , G02B6/02266 , G02B6/0281 , G02B6/0283 , G02B6/0285 , G02B6/0286 , G02B6/03627 , G02B6/03638 , G02B6/0365
摘要: One embodiment of a single mode optical fiber includes: a graded index central core region having outer radius r1 and relative refractive index Δ1; a cladding region comprising (i) a first inner cladding region having an outer radius r2 10 microns and comprising a minimum relative refractive index Δ3, wherein said second inner cladding region has at least one region with a relative refractive index delta that becomes more negative with increasing radius; and (iii) an outer cladding region surrounding the second inner cladding region and comprising relative refractive index Δ4, wherein Δ1>Δ2>Δ3, Δ3
摘要翻译: 单模光纤的一个实施例包括:具有外半径r1和相对折射率Delta1的渐变折射率中心纤芯区域; 包层区域,包括(i)具有外半径r2 <10微米和相对折射率Delta2和0.65 @ r1 / r2 @ 1的第一内包层区域; (ii)和具有外径r3> 10微米并且包括最小相对折射率Delta3的第二内包层区域(即,沟槽),其中所述第二内包层区域具有至少一个具有相对折射率Δδ的区域, 半径越来越大; 和(iii)围绕第二内包层区域并包括相对折射率Delta4的外包层区域,其中Delta1> Delta2> Delta3,Delta3Δ4。
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公开(公告)号:US08588568B2
公开(公告)日:2013-11-19
申请号:US13289029
申请日:2011-11-04
IPC分类号: G02B6/02
CPC分类号: G02B6/0288 , G02B6/0281 , G02B6/03627
摘要: A graded index multimode optical fiber comprising: (a) a silica core doped with germania, and at least one co-dopant, comprising one of P2O5 or F or B2O3, the core extending to outermost core radius, r1 and having a dual alpha, α1; (b) a low index inner cladding surrounding the core and off-set from said core; (c) an outer cladding surrounding and in contact with the inner cladding, such that at least the region of the inner cladding off-set from said core has a lower refractive index than the outer cladding. The center germania concentration at the centerline, CGe1, is greater than or equal to 0, and an outermost germania concentration in the core CGe2, at r1 is greater than or equal to 0. The core has a center co-dopant concentration at the centerline, Cc-d1, greater than or equal to 0, and an outermost co-dopant concentration Cc-d2, at r1, wherein Cc-d2 is greater than or equal to 0.
摘要翻译: 一种分级折射率多模光纤,包括:(a)掺杂有氧化锗的二氧化硅芯,以及包含P2O5或F或B2O3之一的至少一种共掺杂物,所述芯延伸到最外芯半径r1并具有双重α, alpha1; (b)围绕所述芯并偏离所述芯的低折射率内包层; (c)包围并与内包层接触的外包层,使得至少从所述芯偏离的内包层的区域具有比外包层更低的折射率。 中心线CGe1处的中心锗浓度大于或等于0,核心CGe2在r1处的最外面的锗浓度大于或等于0.核心在中心线处具有中心共掺杂剂浓度 ,Cc-d1,大于或等于0,最外侧辅助掺杂浓度Cc-d2在r1处,其中Cc-d2大于或等于0。
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公开(公告)号:US20130136405A1
公开(公告)日:2013-05-30
申请号:US13485028
申请日:2012-05-31
IPC分类号: G02B6/028
CPC分类号: G02B6/028 , G02B6/0286 , G02B6/03627 , G02B6/03638 , G02B6/0365
摘要: One embodiment of a single mode optical fiber includes: a graded index central core region having outer radius r1 and refractive index Δ1; a cladding region comprising (i) a first inner cladding region having an outer radius r2 10 microns and comprising a minimum refractive index Δ3, wherein said second cladding region has at least one region with a refractive index delta that becomes more negative with increasing radius; and (iii) an outer cladding region surrounding the inner cladding region and comprising refractive index Δ4, wherein Δ1>Δ2>Δ3, Δ3
摘要翻译: 单模光纤的一个实施例包括:具有外半径r1和折射率Delta1的渐变折射率中心纤芯区域; 包层区域,包括(i)具有外半径r2 <10微米和折射率Delta2和0.65 @ r1 / r2 @ 1的第一内包层区域; (ii)和具有外半径r3> 10微米并且包括最小折射率Delta3的第二内包层区域,其中所述第二包层区域具有至少一个具有随着半径增加而变得更负的折射率δ的区域; 和(iii)围绕内包层区域并包括折射率Delta4的外包层区域,其中Delta1> Delta2> Delta3,Delta3Δ4。
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公开(公告)号:US20120186304A1
公开(公告)日:2012-07-26
申请号:US13440375
申请日:2012-04-05
IPC分类号: C03B37/025
CPC分类号: G02B6/02357 , C03B37/02781 , C03B2203/14 , C03B2203/23 , G02B6/02333 , G02B6/0365
摘要: Microstructured optical fiber for single-moded transmission of optical signals, the optical fiber including a core region and a cladding region, the cladding region including an annular void-containing region that contains non-periodically disposed voids. The optical fiber provides single mode transmission and low bend loss.
摘要翻译: 用于光信号单模传输的微结构光纤,所述光纤包括芯区域和包层区域,所述包层区域包括含有非周期性布置的空隙的环形含空隙区域。 光纤提供单模传输和低弯曲损耗。
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公开(公告)号:US07903917B2
公开(公告)日:2011-03-08
申请号:US12612348
申请日:2009-11-04
申请人: Scott Robertson Bickham , Dana Craig Bookbinder , Ming-Jun Li , Snigdharaj Kumar Mishra , Daniel Aloysius Nolan , Pushkar Tandon
发明人: Scott Robertson Bickham , Dana Craig Bookbinder , Ming-Jun Li , Snigdharaj Kumar Mishra , Daniel Aloysius Nolan , Pushkar Tandon
IPC分类号: G02B6/02
CPC分类号: G02B6/0365 , G02B6/02014 , G02B6/02266 , G02B6/03611 , Y10T428/31504
摘要: Optical waveguide fiber that is bend resistant and single mode at 1260 nm and at higher wavelengths. The optical fiber includes a core of radius R1 and cladding, the cladding having an annular inner region of radius R2, an annular ring region, and an annular outer region. The annular ring region starts at R2, and the ratio R1/R2 is greater than 0.40.
摘要翻译: 光纤光纤在1260 nm和更高波长下具有抗弯曲和单模光纤。 光纤包括半径为R1和包层的芯,该包层具有半径为R2的环形内部区域,环形环区域和环形外部区域。 环状区域从R2开始,R1 / R2的比值大于0.40。
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