公开(公告)号：US20220120971A1

公开(公告)日：2022-04-21

申请号：US17428075

申请日：2020-02-18

申请人： Fujikura Ltd.

发明人： Tadayoshi Sayama

IPC分类号： G02B6/26 ,  G02B6/42 ,  G02B6/44

摘要： An optical fiber cable includes: an optical fiber; a cable jacket that includes inner and outer tubes; first and second open detection lines; and an optical connector disposed at a first end of the optical fiber cable. A first end of the first open detection line and a first end of the second open detection line are disposed inside the optical connector and are not electrically connected to each other inside the optical connector. The optical fiber is disposed in one of a first region and a second region, wherein the first region is inside the inner tube and the second region is between the inner tube and the outer tube, and at least one of the first and second open detection lines is disposed in the other of the first region and the second region.

公开(公告)号：US11947166B2

公开(公告)日：2024-04-02

申请号：US17428075

申请日：2020-02-18

申请人： Fujikura Ltd.

发明人： Tadayoshi Sayama

IPC分类号： G02B6/26 ,  G02B6/42 ,  G02B6/44 ,  H01S3/00 ,  H01S3/067 ,  H01S3/23

CPC分类号： G02B6/262 ,  G02B6/42 ,  G02B6/4296 ,  G02B6/4416 ,  G02B6/443 ,  H01S3/0014 ,  G02B2006/4297 ,  H01S3/005 ,  H01S3/067 ,  H01S3/2383

摘要： An optical fiber cable includes: an optical fiber; a cable jacket that includes inner and outer tubes; first and second open detection lines; and an optical connector disposed at a first end of the optical fiber cable. A first end of the first open detection line and a first end of the second open detection line are disposed inside the optical connector and are not electrically connected to each other inside the optical connector. The optical fiber is disposed in one of a first region and a second region, wherein the first region is inside the inner tube and the second region is between the inner tube and the outer tube, and at least one of the first and second open detection lines is disposed in the other of the first region and the second region.