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    • 1. 发明公开
    • 전달 섬유 어셈블리 및 광대역 소스
    • 转移光纤组件和宽带光源
    • KR20180019739A
    • 2018-02-26
    • KR20187002255
    • 2016-06-24
    • NKT PHOTONICS A
    • WEIRICH JOHANNESMAACK MARTIN DYBENDAL
    • G02B6/02G02B6/024
    • G02B6/02357G02B6/02347G02B6/024
    • 본발명은광대역광을장치로광을전달하기위해적합하고전달섬유및 연결기부재를포함하는전달섬유어셈블리를포함한다. 전달섬유는길이, 광을론칭(launching)하기위한입력단부및 광을전달하기위한전달단부를갖는다. 전달섬유는그 길이를따라코어영역및 코어영역을둘러싸는클래딩영역(cladding region)을포함하고, 클래딩영역은굴절률(N)을갖는클래딩배경물질및 최대 N의굴절률을갖고전달섬유의세로축의길이로연장하는고체물질의개재물(inclusions)의형태인복수의미세구조를포함하고, 여기서 N
    • 发明内容本发明包括适合于将光传送到宽带光设备并包括传送光纤和连接器构件的传送光纤组件。 传输光纤具有长度,用于发射光的输入端以及用于传输光的传输端。 其中,传输光纤包括沿其长度包围芯区域和芯区域的包层区域,该包层区域具有包层背景材料,该包层背景材料具有折射率(N),折射率 ,其中N< N< 包层区域中的多个夹杂物以包括至少两个围绕核心区域的夹杂物环的横截面图案布置。 连接基材被安装到包括传送端的传送光纤的传送端部分中的传送光纤上。 传输光纤具有约200nm或更大的传输带宽。
    • 2. 发明公开
    • 편광을 유지하는 광섬유
    • 具有维持极化的光纤
    • KR1020030004779A
    • 2003-01-15
    • KR1020010040460
    • 2001-07-06
    • 엘지전자 주식회사
    • 박찬영
    • G02B6/024G02B6/02
    • PURPOSE: An optical fiber with maintaining a polarization is provided to obtain a light beam having a polarization direction being equal to that of the light beam inputted thereto, thereby increasing the optical efficiency and the optical output thereof. CONSTITUTION: An optical fiber with maintaining a polarization includes an optical fiber core(31), a cladding(32) enclosing the optical fiber core(31) and a pair of polarized beam splitters(33-1,33-2) for selectively transmitting or reflecting the polarized light beam in response to the polarized direction of the light beam at both ends in the form of plane, wherein the optical fiber is provided with an input portion and an output portion at both ends, respectively and each of the portions in the form of plane is inclined at a predetermined angle to an optical axis thereof.
    • 目的:提供一种保持极化的光纤,以获得具有与输入的光束的偏振方向相同的偏振方向的光束,从而提高光学效率及其光输出。 构成:保持极化的光纤包括光纤芯(31),包围光纤芯(31)的包层(32)和一对偏振分束器(33-1,33-2),用于选择性地传输 或者以平面形式响应于两端的光束的偏振方向反射偏振光束,其中光纤分别在两端设置有输入部分和输出部分,并且每个部分在 平面的形状相对于其光轴倾斜预定的角度。
    • 3. 发明授权
    • 광섬유 압력 센서 및 이를 이용한 압력 측정방법
    • 光纤传感器和压力测量方法
    • KR101653908B1
    • 2016-09-02
    • KR1020150026359
    • 2015-02-25
    • 부경대학교 산학협력단
    • 이용욱노태규
    • G01L11/02G02B6/024
    • G01L11/025G01B11/161G02B6/00G02B6/02085G02B6/02176G02B6/02285G02B6/024G02B27/283
    • 본발명의일 실시예에따른광섬유압력센서는, 광대역광원으로부터입사된광을두 개의빔으로분리하는편광빔 분배기(polarization beam splitter; PBS), 상기편광빔 분배기에서출사되는수직편광과수평편광을갖는빛이통과하는편광조절기, 편광유지광섬유(PMF)와광섬유브래그격자(fiber Bragg grating; FBG)를내측에수용하는압력챔버, 및상기편광조절기를통과한수직편광과수평편광을갖는빛이편광빔 분배기로출사되어입력되는광 스펙트럼분석기(optical spectrum analyzer; OSA)를포함하되, 상기편광빔 분배기, 상기편광조절기, 상기편광유지광섬유와광섬유브래그격자는광섬유에의해연결되며, 상기편광유지광섬유의일측과상기광섬유브래그격자의일측은각각광섬유와융착접속되고, 상기편광유지광섬유의타측과상기광섬유브래그격자의타측은서로융착접속되어있으며, 상기광섬유는단일모드광섬유, 다중모드계단형광섬유, 다중모드언덕형광섬유및 대구경다중모드광섬유중에서선택된어느하나이상을포함하는것을특징으로하는광섬유압력센서일수 있다.
    • 本发明的目的是提供一种光学压力传感器,其通过使用偏振保持光纤(PMF)的双折射的变化来测量通过输出光谱的压力变化。 根据本发明实施例的光纤压力传感器包括:将入射光从宽带光源分离成两束的偏振分束器(PBS); 极化控制器,通过该偏振控制器从偏振分束器射出并包括垂直极化和水平极化的光通过; 其中接收了偏振保持光纤和光纤布拉格光栅(FBG)的压力室; 和光谱分析仪(OSA),其中通过偏振控制器并包括垂直极化和水平极化的光被退出到要输入的偏振分束器。 关于这一点,偏振分束器,偏振控制器,偏振保持光纤和光纤布拉格光栅通过光纤连接。 另外,偏振波保持光纤的一侧和光纤布拉格光栅的一侧分别与光纤熔接,另一侧的保偏光纤被熔接到光纤的另一侧 布拉格光栅。 光纤包括从单模光纤,多模光纤,多个模式斜面型光纤和大口径多模光纤中选择的至少任一种。
    • 6. 发明公开
    • 정렬에 용이한 직선 피복층을 가진 편광유지 광섬유
    • 具有线性涂层的光学维持极化易于安装
    • KR1020030073435A
    • 2003-09-19
    • KR1020020012989
    • 2002-03-11
    • 주식회사 한택
    • 주관종최재식양진세김상모지광순김억연정기우김은하김도훈송경수이지연
    • G02B6/024G02B6/02
    • PURPOSE: A polarization maintaining optical fiber having a linear coating layer easy to arrange is provided to reduce the damage in coupling light by forming a flat zone on the most external coating layer of an optical fiber to facilitate arrangement of polarization axis. CONSTITUTION: A core layer(10) is provided on the center of a polarization maintaining optical fiber. A cladding layer(20) wraps the core layer(10). Two coating layers(30,140) wrap the cladding layer(20). A part of an external closed curve is provided with a flat zone on a cross section of the most external coating layer of the coating layers(30,140). The coating layer(30) is an inner coating layer and the coating layer(140) is an external coating layer. The external closed curve is cylindrical.
    • 目的:提供易于排列的具有线性涂层的偏振保持光纤,以通过在光纤的最外层涂层上形成平坦区域来减少耦合光的损伤,以便于偏振轴的布置。 构成:在保偏光纤的中心设置有核心层(10)。 包覆层(20)包裹芯层(10)。 两个涂覆层(30,140)包裹包层(20)。 外部封闭曲线的一部分在涂层(30,140)的最外部涂层的横截面上设置有平坦区域。 涂层(30)是内涂层,涂层(140)是外涂层。 外部闭合曲线为圆柱形。
    • 7. 发明授权
    • 편광모드 분산 발생기
    • 편광모드분산발생기
    • KR100395659B1
    • 2003-08-25
    • KR1020010054435
    • 2001-09-05
    • (주)파이버프로
    • 표정형정호진이영욱김병윤
    • G02B6/024G02B6/02
    • G02B6/02285G02B6/105G02B6/255
    • A polarization mode dispersion (PMD) emulator is disclosed which can easily replicate PMD effect in a fiber span. The PMD emulator of the present invention comprises: at least two sections of polarization maintaining (PM) fiber, each having a predetermined PMD value; mechanical twisting means which twist one of neighboring ones among the PM fiber sections; a single mode fiber spliced in between neighboring PM fiber sections; wherein the single mode fiber has a small PMD value negligible compared to any of the PM fiber sections. According to the present invention, PMD effect can easily be replicated in the field of experiments studying PMD effect of a real fiber span.
    • 公开了一种偏振模色散(PMD)仿真器,其可以容易地复制光纤跨度中的PMD效应。 本发明的PMD仿真器包括:至少两部分偏振保持(PM)光纤,每个具有预定的PMD值; 机械加捻装置,其扭转PM光纤部分中相邻的一个; 在相邻的PM光纤段之间拼接的单模光纤; 其中与任何PM光纤部分相比,单模光纤具有可忽略的小PMD值。 根据本发明,在研究实际光纤跨度的PMD效应的实验领域中,可以容易地复制PMD效应。
    • 8. 发明公开
    • 광섬유 편광자
    • 光纤偏振器
    • KR1020030008674A
    • 2003-01-29
    • KR1020010043520
    • 2001-07-19
    • 학교법인 성균관대학
    • 이경식
    • G02B6/02G02B6/024
    • PURPOSE: An optical fiber polarizer is provided to enable a polarized component, polarized in a parallel direction with a lattice surface, to be reflected and a polarized component, polarized in a vertical direction to a polarized light, to penetrate. CONSTITUTION: An optical fiber lattice has a Brewster angle and a constant lattice period, so that beams polarized in a parallel direction with a lattice surface are removed and a polarized component polarized in a vertical direction to a polarized light penetrates. The optical fiber lattice is fabricated by exposing a pattern of laser beams from a mask or a laser interferometer during a predetermined time. A refractive index(n1) is a refractive index of an optical fiber(10) that is not exposed by the laser beam. A refractive index(n2) is a refractive index of an optical fiber(10) that is exposed by the laser beam.
    • 目的:提供一种光纤偏振器,以使得能够将与晶格表面平行的方向偏振的偏振分量反射,并且使偏振光在垂直方向偏振的偏振分量穿透。 构成:光纤晶格具有布鲁斯特角和恒定的晶格周期,从而去除了与晶格表面平行方向偏振的光束,并且偏振光在垂直方向偏振的偏振分量穿透。 在预定时间期间通过从掩模或激光干涉仪曝光激光束的图案来制造光纤格子。 折射率(n1)是未被激光束曝光的光纤(10)的折射率。 折射率(n2)是由激光束曝光的光纤(10)的折射率。