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    • 22. 发明授权
    • 광섬유
    • 光纤
    • KR100575934B1
    • 2006-05-02
    • KR1020030004311
    • 2003-01-22
    • 삼성전자주식회사
    • 이재호오성국
    • G02B6/02
    • G02B6/03666G02B6/02014G02B6/02238G02B6/0286G02B6/03627
    • 본 발명은 광섬유에 관한 것으로, 특히 파장분할 다중화방식(WDM)과 저밀도 파장분할 다중화방식(Coarce WDM)에 모두 적용 가능한 광섬유로 메트로망에서 사용되는 전송특성을 만족하는 광섬유에 관한 것이다.
      본 발명은 소정의 기준축을 따라서 신장된 코어영역과, 상기 코어영역의 외주에 형성된 클래딩영역을 포함하는 굴절률 프로파일을 갖는 광섬유에 있어서, 상기 코어영역과 클래딩영역의 반경 및 굴절률 프로파일은 상기 광섬유가 1300 내지 1350㎚ 파장범위의 영분산 파장과, 1550㎚ 파장에서 13 내지 18㎰/㎚.㎞ 범위의 분산값과, 0.046 내지 0.079㎰/㎚
      2 .㎞ 범위의 영분산 기울기와, 70㎛
      2 이상의 유효 단면적을 갖도록 선택된 것을 특징으로 한다.
      분산값, 메트로망, 영분산, 분산기울기,
    • 本发明涉及一种光学纤维,其满足将被使用的传输特性涉及一种光学纤维,特别是光纤尽可能为两个地铁网络中的波分复用(WDM)和低密度波分复用(WDM Coarce)。
    • 23. 发明公开
    • 광대역 분산 제어 광섬유
    • 宽带配送控制光纤
    • KR1020040066643A
    • 2004-07-27
    • KR1020030003770
    • 2003-01-20
    • 삼성전자주식회사
    • 장윤근도문현곽기문양진성차상호한주창조정식
    • G02B6/02G02B6/00
    • G02B6/03633G02B6/02014G02B6/02223G02B6/02238G02B6/0281H01S3/06725H01S3/06729H01S3/302
    • PURPOSE: A broadband distribution control fiber is provided to transmit optical signals of various wavelength bands to a remote place by controlling a position of a zero dispersion wavelength. CONSTITUTION: A broadband distribution control fiber includes an internal core, an external core, an internal clad, and an external clad. The internal core(101) has a diameter of d1 and a refractive index of n1. The external core(102) is formed around the internal core. The external core has the diameter of d2 and the refractive index of n2. The external core is surrounded by the internal clad(103). The internal clad has the diameter of d3 and the refractive index of n3. The internal clad is surrounded by the external clad(104). The external clad has the refractive index of n4. The diameters satisfy relations such as 0 n2>=n3>=n4, 0.0034
    • 目的:提供一种宽带分配控制光纤,通过控制零色散波长的位置,将各种波段的光信号传输到远方。 构成:宽带配电控制光纤包括内芯,外芯,内包层和外包层。 内芯(101)的直径为d1,折射率为n1。 外部芯(102)围绕内部芯形成。 外芯的直径为d2,折射率为n2。 外部芯由内部包层(103)包围。 内部包层的直径为d3,折射率为n3。 内部包层被外部包层(104)包围。 外包层的折射率为n4。 直径满足例如0 <= d1 / d2 <= 0.8和0.1 <= d2 / d3 <= 0.5的关系。 折射率满足诸如n1> n2> = n3> = n4,0.0034 <=(n1-n4)/ n1 <= 0.007,0 <=(n2-n4)/ n2 <= 0.0048和0 <=( N3-N4)/ N3 <= 0.0014。
    • 26. 发明公开
    • 릴상에 광섬유를 권취하는 방법
    • 卷绕光纤的方法
    • KR1020020095111A
    • 2002-12-20
    • KR1020020032310
    • 2002-06-10
    • 후루카와 덴키 고교 가부시키가이샤
    • 다카하시후미오
    • G02B6/44
    • G02B6/02271B65H55/00G02B6/02009G02B6/02014G02B6/02395G02B6/03611G02B6/03627G02B6/03644G02B6/03666G02B6/4457
    • PURPOSE: A method of winding optical fiber on reel is provided to prevent breakage when letting out the optical fiber from the reel to form it into a cable with no-loosening of the winding occurs due to vibration during transportation, and the like, without increasing the transmission loss. CONSTITUTION: The refractive index distribution structure has a first annular region(22) and a second annular region(23) between a central region(21) constituting the core and a clad(24). The refractive index of the central region(21) and the refractive index of the second annular region(23) are higher than the refractive index of the clad(24), and the refractive index of the first annular region(22) is lower than the refractive index of the clad(24). While the refractive index of the first annular region(22) is lower than the refractive index of the clad(24), it is also possible for the refractive index of the first annular region(22) to be approximately the same as the refractive index of the clad(24).
    • 目的:提供一种将光纤卷绕在卷轴上的方法,以防止在从光盘放出光纤时将光纤卷绕成电缆,由于运输过程中的振动等而不会松动绕组,而不会增加 传输损耗。 构成:折射率分布结构在构成芯的中心区域(21)和包层(24)之间具有第一环形区域(22)和第二环形区域(23)。 中心区域(21)的折射率和第二环状区域(23)的折射率高于包层(24)的折射率,并且第一环形区域(22)的折射率低于 包层(24)的折射率。 虽然第一环形区域(22)的折射率低于包层(24)的折射率,但是第一环形区域(22)的折射率也可以与折射率近似相同 的包层(24)。
    • 28. 发明公开
    • 전송용량증대를 위한 광케이블 및 그를 사용한 파장분할다중화방식 광전송 시스템
    • 用于传输电容增益和波长部分的光缆多路复用光传输系统
    • KR1020010017701A
    • 2001-03-05
    • KR1019990033359
    • 1999-08-13
    • 주식회사 엘에스한국과학기술원
    • 김동영정윤철
    • G02B6/293G02B6/00
    • H04B10/25253G02B6/02014G02B6/29377H04J14/02
    • PURPOSE: An optical cable for transfer capacitance increase and a wavelength division multiplexing optical transmission system using the same are provided to connect plural optical fibers having different dispersion value, dispersion slope, length and effective area in their order, thereby maximizing the transmission capacitance. CONSTITUTION: The device comprises a connection optical fiber(42), which is formed by connecting the first and second optical fibers(43,44) in a connection point(45) with a splicing technique. The first and second optical fibers(43,44) have different characteristics such as the first/second dispersion values(D1,D2), the first/second effective areas(A1,A2), the first/second lengths(l1,l2) and the first/second dispersion slopes(S1,S2). Therefore, the dispersion value, dispersion slope, length and effective area(Dcf,Scf,lcf,Acf) of the connection optical fiber are controlled by those of the optical fibers(43,44).
    • 目的:用于传输电容的光缆增加,并且使用它们的波分复用光传输系统按顺序连接具有不同色散值,色散斜率,长度和有效面积的多个光纤,从而使传输电容最大化。 构成:该装置包括连接光纤(42),其通过使用拼接技术在连接点(45)中连接第一和第二光纤(43,44)而形成。 第一和第二光纤(43,44)具有不同的特性,例如第一/第二色散值(D1,D2),第一/第二有效区域(A1,A2),第一/第二长度(11,112) 和第一/第二色散斜率(S1,S2)。 因此,连接光纤的色散值,色散斜率,长度和有效面积(Dcf,Scf,lcf,Acf)由光纤(43,44)控制。