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    • 82. 发明申请
    • SYSTEMS AND METHODS FOR QUANTUM KEY GENERATION
    • 量子密钥生成的系统和方法
    • WO2016204847A2
    • 2016-12-22
    • PCT/US2016/024854
    • 2016-03-30
    • CORNING INCORPORATED
    • GRAY, StuartKALITEEVSKIY, Nikolay, ALI, Ming-JunMLEJNEK, MichalNOLAN, Daniel, Aloysius
    • H04L9/0855H04B10/506H04B10/516H04B10/70H04J14/04H04L9/0852
    • A quantum key generation system including two photon detector units, two photon entanglement chains extending between the two photon detector units, and a plurality of multicore fiber links each including at least two non-uniform cores structurally configured to provide non-uniform photon propagation delay. Each photon entanglement chain includes at least one quantum repeater structurally configured to entangle a pair of photons and first and second terminating quantum memories optically coupled the quantum repeater using the multicore fiber links such that photons received by the first and the second terminating quantum memories are entangled with photons entangled by the quantum repeater. The first and second terminating quantum memories of each of the two photon entanglement chains form first and second cross-chain quantum repeaters, and the first and the second photon detector units are structurally configured to receive the measurable entangled particles generated by the first and second cross-chain quantum repeaters, respectively.
    • 包括两个光子检测器单元,在两个光子检测器单元之间延伸的两个光子纠缠链的量子密钥生成系统以及多个多芯光纤链路,每个多芯光纤链路包括结构上被配置为提供不均匀光子传播延迟的至少两个非均匀核。 每个光子纠缠链包括至少一个量子中继器,其结构上被配置为使一对光子和第一和第二终止量子存储器使用多芯光纤链路光耦合量子中继器,使得由第一和第二终止量子存储器接收的光子被纠缠 光子被量子中继器纠缠在一起。 两个光子缠结链中的每一个的第一和第二终止量子存储器形成第一和第二交链量子中继器,并且第一和第二光子检测器单元在结构上被配置为接收由第一和第二十六进制产生的可测量的纠缠粒子 链子量子中继器。
    • 88. 发明申请
    • BEND LOSS RESISTANT MULTI-MODE FIBER
    • 弯曲耐磨多模光纤
    • WO2013066964A1
    • 2013-05-10
    • PCT/US2012/062725
    • 2012-10-31
    • CORNING INCORPORATEDBOOKBINDER, Dana CraigLI, Ming-JunTANDON, Pushkar
    • BOOKBINDER, Dana CraigLI, Ming-JunTANDON, Pushkar
    • G02B6/028
    • G02B6/0288G02B6/0281G02B6/03627
    • A graded index multimode optical fiber comprising: (a) a silica core doped with germania, and at least one co-dopant, comprising one of P 2 O 5 or F or B 2 O 3 , the core extending to outermost core radius, r 1 and having a dual alpha, α 1 ; (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, C Ge1 , is greater than or equal to 0, and an outermost germania concentration in the core C Ge2 , at r 1 is greater than or equal to 0. The core has a center co-dopant concentration at the centerline, C c-d1 , greater than or equal to 0, and an outermost co-dopant concentration C c-d2 , at r 1 , wherein C c-d2 is greater than or equal to 0.
    • 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,在核心CGe2中,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。
    • 89. 发明申请
    • DISTRIBUTED BRILLOUIN SENSING SYSTEMS AND METHODS USING FEW-MODE SENSING OPTICAL FIBER
    • 分布式BRILLOUIN感应系统及使用双向感光光纤的方法
    • WO2012148661A1
    • 2012-11-01
    • PCT/US2012/032952
    • 2012-04-11
    • CORNING INCORPORATEDLI, Ming-JunLI, ShenpingWANG, Xiaobin
    • LI, Ming-JunLI, ShenpingWANG, Xiaobin
    • G01B11/16
    • G01K11/32G01L1/246
    • Some embodiments of a distributed Brillouin optical fiber sensing system employs a sensing optical fiber that supports two or more (i.e., few) guided modes. Pump light supported by one of the guided modes is used to form a dynamic Brillouin grating (DBG). Probe light supported by at least one of the other guided modes interacts with the DBG to form reflected probe light that is received and analyzed to determine a Brillouin frequency shift, a phase matching wavelength between probe and pump light, a reflection location, which in turn allows for making a measurement of at least one condition along the sensing optical fiber. Supporting the pump and probe light in different guided modes results in the optical fiber sensing system being able to simultaneously measure temperature and strain and having a higher spatial resolution than sensing systems where the pump light and probe light share a common guided mode.
    • 分布式布里渊光纤感测系统的一些实施例采用支持两个或更多(即少数)导模的传感光纤。 由一个引导模式支持的泵浦光用于形成动态布里渊光栅(DBG)。 由其他引导模式中的至少一个支撑的探测光与DBG相互作用以形成被接收和分析的反射探测光,以确定布里渊频移,探针与泵浦光之间的相位匹配波长,反射位置 允许沿着感测光纤测量至少一个条件。 以不同的导向模式支持泵浦和探测光,导致光纤感测系统能够同时测量温度和应变,并且具有比泵浦光和探针光共享共同引导模式的感测系统更高的空间分辨率。